1238106Sdes# 2238106Sdes# Example configuration file. 3238106Sdes# 4285206Sdes# See unbound.conf(5) man page, version 1.5.3. 5238106Sdes# 6238106Sdes# this is a comment. 7238106Sdes 8238106Sdes#Use this to include other text into the file. 9238106Sdes#include: "otherfile.conf" 10238106Sdes 11238106Sdes# The server clause sets the main parameters. 12238106Sdesserver: 13238106Sdes # whitespace is not necessary, but looks cleaner. 14238106Sdes 15238106Sdes # verbosity number, 0 is least verbose. 1 is default. 16238106Sdes verbosity: 1 17238106Sdes 18238106Sdes # print statistics to the log (for every thread) every N seconds. 19238106Sdes # Set to "" or 0 to disable. Default is disabled. 20238106Sdes # statistics-interval: 0 21238106Sdes 22238106Sdes # enable cumulative statistics, without clearing them after printing. 23238106Sdes # statistics-cumulative: no 24238106Sdes 25238106Sdes # enable extended statistics (query types, answer codes, status) 26238106Sdes # printed from unbound-control. default off, because of speed. 27238106Sdes # extended-statistics: no 28238106Sdes 29238106Sdes # number of threads to create. 1 disables threading. 30238106Sdes # num-threads: 1 31238106Sdes 32238106Sdes # specify the interfaces to answer queries from by ip-address. 33238106Sdes # The default is to listen to localhost (127.0.0.1 and ::1). 34238106Sdes # specify 0.0.0.0 and ::0 to bind to all available interfaces. 35238106Sdes # specify every interface[@port] on a new 'interface:' labelled line. 36238106Sdes # The listen interfaces are not changed on reload, only on restart. 37238106Sdes # interface: 192.0.2.153 38238106Sdes # interface: 192.0.2.154 39238106Sdes # interface: 192.0.2.154@5003 40238106Sdes # interface: 2001:DB8::5 41238106Sdes 42238106Sdes # enable this feature to copy the source address of queries to reply. 43238106Sdes # Socket options are not supported on all platforms. experimental. 44238106Sdes # interface-automatic: no 45238106Sdes 46238106Sdes # port to answer queries from 47238106Sdes # port: 53 48238106Sdes 49238106Sdes # specify the interfaces to send outgoing queries to authoritative 50238106Sdes # server from by ip-address. If none, the default (all) interface 51238106Sdes # is used. Specify every interface on a 'outgoing-interface:' line. 52238106Sdes # outgoing-interface: 192.0.2.153 53238106Sdes # outgoing-interface: 2001:DB8::5 54238106Sdes # outgoing-interface: 2001:DB8::6 55238106Sdes 56238106Sdes # number of ports to allocate per thread, determines the size of the 57238106Sdes # port range that can be open simultaneously. About double the 58238106Sdes # num-queries-per-thread, or, use as many as the OS will allow you. 59238106Sdes # outgoing-range: 4096 60238106Sdes 61238106Sdes # permit unbound to use this port number or port range for 62238106Sdes # making outgoing queries, using an outgoing interface. 63238106Sdes # outgoing-port-permit: 32768 64238106Sdes 65238106Sdes # deny unbound the use this of port number or port range for 66238106Sdes # making outgoing queries, using an outgoing interface. 67238106Sdes # Use this to make sure unbound does not grab a UDP port that some 68238106Sdes # other server on this computer needs. The default is to avoid 69238106Sdes # IANA-assigned port numbers. 70249141Sdes # If multiple outgoing-port-permit and outgoing-port-avoid options 71249141Sdes # are present, they are processed in order. 72238106Sdes # outgoing-port-avoid: "3200-3208" 73238106Sdes 74238106Sdes # number of outgoing simultaneous tcp buffers to hold per thread. 75238106Sdes # outgoing-num-tcp: 10 76238106Sdes 77238106Sdes # number of incoming simultaneous tcp buffers to hold per thread. 78238106Sdes # incoming-num-tcp: 10 79238106Sdes 80238106Sdes # buffer size for UDP port 53 incoming (SO_RCVBUF socket option). 81238106Sdes # 0 is system default. Use 4m to catch query spikes for busy servers. 82238106Sdes # so-rcvbuf: 0 83238106Sdes 84238106Sdes # buffer size for UDP port 53 outgoing (SO_SNDBUF socket option). 85238106Sdes # 0 is system default. Use 4m to handle spikes on very busy servers. 86238106Sdes # so-sndbuf: 0 87269257Sdes 88285206Sdes # use SO_REUSEPORT to distribute queries over threads. 89269257Sdes # so-reuseport: no 90238106Sdes 91238106Sdes # EDNS reassembly buffer to advertise to UDP peers (the actual buffer 92238106Sdes # is set with msg-buffer-size). 1480 can solve fragmentation (timeouts). 93238106Sdes # edns-buffer-size: 4096 94238106Sdes 95269257Sdes # Maximum UDP response size (not applied to TCP response). 96269257Sdes # Suggested values are 512 to 4096. Default is 4096. 65536 disables it. 97269257Sdes # max-udp-size: 4096 98269257Sdes 99238106Sdes # buffer size for handling DNS data. No messages larger than this 100238106Sdes # size can be sent or received, by UDP or TCP. In bytes. 101238106Sdes # msg-buffer-size: 65552 102238106Sdes 103238106Sdes # the amount of memory to use for the message cache. 104238106Sdes # plain value in bytes or you can append k, m or G. default is "4Mb". 105238106Sdes # msg-cache-size: 4m 106238106Sdes 107238106Sdes # the number of slabs to use for the message cache. 108238106Sdes # the number of slabs must be a power of 2. 109238106Sdes # more slabs reduce lock contention, but fragment memory usage. 110238106Sdes # msg-cache-slabs: 4 111238106Sdes 112238106Sdes # the number of queries that a thread gets to service. 113238106Sdes # num-queries-per-thread: 1024 114238106Sdes 115238106Sdes # if very busy, 50% queries run to completion, 50% get timeout in msec 116238106Sdes # jostle-timeout: 200 117269257Sdes 118269257Sdes # msec to wait before close of port on timeout UDP. 0 disables. 119269257Sdes # delay-close: 0 120238106Sdes 121238106Sdes # the amount of memory to use for the RRset cache. 122238106Sdes # plain value in bytes or you can append k, m or G. default is "4Mb". 123238106Sdes # rrset-cache-size: 4m 124238106Sdes 125238106Sdes # the number of slabs to use for the RRset cache. 126238106Sdes # the number of slabs must be a power of 2. 127238106Sdes # more slabs reduce lock contention, but fragment memory usage. 128238106Sdes # rrset-cache-slabs: 4 129238106Sdes 130238106Sdes # the time to live (TTL) value lower bound, in seconds. Default 0. 131238106Sdes # If more than an hour could easily give trouble due to stale data. 132238106Sdes # cache-min-ttl: 0 133238106Sdes 134238106Sdes # the time to live (TTL) value cap for RRsets and messages in the 135238106Sdes # cache. Items are not cached for longer. In seconds. 136238106Sdes # cache-max-ttl: 86400 137238106Sdes 138238106Sdes # the time to live (TTL) value for cached roundtrip times, lameness and 139238106Sdes # EDNS version information for hosts. In seconds. 140238106Sdes # infra-host-ttl: 900 141285206Sdes 142285206Sdes # minimum wait time for responses, increase if uplink is long. In msec. 143285206Sdes # infra-cache-min-rtt: 50 144238106Sdes 145238106Sdes # the number of slabs to use for the Infrastructure cache. 146238106Sdes # the number of slabs must be a power of 2. 147238106Sdes # more slabs reduce lock contention, but fragment memory usage. 148238106Sdes # infra-cache-slabs: 4 149238106Sdes 150238106Sdes # the maximum number of hosts that are cached (roundtrip, EDNS, lame). 151238106Sdes # infra-cache-numhosts: 10000 152238106Sdes 153238106Sdes # Enable IPv4, "yes" or "no". 154238106Sdes # do-ip4: yes 155238106Sdes 156238106Sdes # Enable IPv6, "yes" or "no". 157238106Sdes # do-ip6: yes 158238106Sdes 159238106Sdes # Enable UDP, "yes" or "no". 160238106Sdes # do-udp: yes 161238106Sdes 162238106Sdes # Enable TCP, "yes" or "no". 163238106Sdes # do-tcp: yes 164238106Sdes 165238106Sdes # upstream connections use TCP only (and no UDP), "yes" or "no" 166238106Sdes # useful for tunneling scenarios, default no. 167238106Sdes # tcp-upstream: no 168238106Sdes 169238106Sdes # Detach from the terminal, run in background, "yes" or "no". 170238106Sdes # do-daemonize: yes 171238106Sdes 172238106Sdes # control which clients are allowed to make (recursive) queries 173238106Sdes # to this server. Specify classless netblocks with /size and action. 174238106Sdes # By default everything is refused, except for localhost. 175238106Sdes # Choose deny (drop message), refuse (polite error reply), 176238106Sdes # allow (recursive ok), allow_snoop (recursive and nonrecursive ok) 177269257Sdes # deny_non_local (drop queries unless can be answered from local-data) 178269257Sdes # refuse_non_local (like deny_non_local but polite error reply). 179238106Sdes # access-control: 0.0.0.0/0 refuse 180238106Sdes # access-control: 127.0.0.0/8 allow 181238106Sdes # access-control: ::0/0 refuse 182238106Sdes # access-control: ::1 allow 183238106Sdes # access-control: ::ffff:127.0.0.1 allow 184238106Sdes 185238106Sdes # if given, a chroot(2) is done to the given directory. 186238106Sdes # i.e. you can chroot to the working directory, for example, 187238106Sdes # for extra security, but make sure all files are in that directory. 188238106Sdes # 189238106Sdes # If chroot is enabled, you should pass the configfile (from the 190238106Sdes # commandline) as a full path from the original root. After the 191238106Sdes # chroot has been performed the now defunct portion of the config 192238106Sdes # file path is removed to be able to reread the config after a reload. 193238106Sdes # 194238106Sdes # All other file paths (working dir, logfile, roothints, and 195238106Sdes # key files) can be specified in several ways: 196238106Sdes # o as an absolute path relative to the new root. 197238106Sdes # o as a relative path to the working directory. 198238106Sdes # o as an absolute path relative to the original root. 199238106Sdes # In the last case the path is adjusted to remove the unused portion. 200238106Sdes # 201238106Sdes # The pid file can be absolute and outside of the chroot, it is 202238106Sdes # written just prior to performing the chroot and dropping permissions. 203238106Sdes # 204238106Sdes # Additionally, unbound may need to access /dev/random (for entropy). 205238106Sdes # How to do this is specific to your OS. 206238106Sdes # 207238106Sdes # If you give "" no chroot is performed. The path must not end in a /. 208238106Sdes # chroot: "@UNBOUND_CHROOT_DIR@" 209238106Sdes 210238106Sdes # if given, user privileges are dropped (after binding port), 211238106Sdes # and the given username is assumed. Default is user "unbound". 212238106Sdes # If you give "" no privileges are dropped. 213238106Sdes # username: "@UNBOUND_USERNAME@" 214238106Sdes 215238106Sdes # the working directory. The relative files in this config are 216238106Sdes # relative to this directory. If you give "" the working directory 217238106Sdes # is not changed. 218238106Sdes # directory: "@UNBOUND_RUN_DIR@" 219238106Sdes 220238106Sdes # the log file, "" means log to stderr. 221238106Sdes # Use of this option sets use-syslog to "no". 222238106Sdes # logfile: "" 223238106Sdes 224238106Sdes # Log to syslog(3) if yes. The log facility LOG_DAEMON is used to 225238106Sdes # log to, with identity "unbound". If yes, it overrides the logfile. 226238106Sdes # use-syslog: yes 227238106Sdes 228238106Sdes # print UTC timestamp in ascii to logfile, default is epoch in seconds. 229238106Sdes # log-time-ascii: no 230238106Sdes 231238106Sdes # print one line with time, IP, name, type, class for every query. 232238106Sdes # log-queries: no 233238106Sdes 234238106Sdes # the pid file. Can be an absolute path outside of chroot/work dir. 235238106Sdes # pidfile: "@UNBOUND_PIDFILE@" 236238106Sdes 237238106Sdes # file to read root hints from. 238238106Sdes # get one from ftp://FTP.INTERNIC.NET/domain/named.cache 239238106Sdes # root-hints: "" 240238106Sdes 241238106Sdes # enable to not answer id.server and hostname.bind queries. 242238106Sdes # hide-identity: no 243238106Sdes 244238106Sdes # enable to not answer version.server and version.bind queries. 245238106Sdes # hide-version: no 246238106Sdes 247238106Sdes # the identity to report. Leave "" or default to return hostname. 248238106Sdes # identity: "" 249238106Sdes 250238106Sdes # the version to report. Leave "" or default to return package version. 251238106Sdes # version: "" 252238106Sdes 253238106Sdes # the target fetch policy. 254238106Sdes # series of integers describing the policy per dependency depth. 255238106Sdes # The number of values in the list determines the maximum dependency 256238106Sdes # depth the recursor will pursue before giving up. Each integer means: 257238106Sdes # -1 : fetch all targets opportunistically, 258238106Sdes # 0: fetch on demand, 259238106Sdes # positive value: fetch that many targets opportunistically. 260238106Sdes # Enclose the list of numbers between quotes (""). 261238106Sdes # target-fetch-policy: "3 2 1 0 0" 262238106Sdes 263238106Sdes # Harden against very small EDNS buffer sizes. 264238106Sdes # harden-short-bufsize: no 265238106Sdes 266238106Sdes # Harden against unseemly large queries. 267238106Sdes # harden-large-queries: no 268238106Sdes 269238106Sdes # Harden against out of zone rrsets, to avoid spoofing attempts. 270238106Sdes # harden-glue: yes 271238106Sdes 272238106Sdes # Harden against receiving dnssec-stripped data. If you turn it 273238106Sdes # off, failing to validate dnskey data for a trustanchor will 274238106Sdes # trigger insecure mode for that zone (like without a trustanchor). 275238106Sdes # Default on, which insists on dnssec data for trust-anchored zones. 276238106Sdes # harden-dnssec-stripped: yes 277238106Sdes 278238106Sdes # Harden against queries that fall under dnssec-signed nxdomain names. 279238106Sdes # harden-below-nxdomain: no 280238106Sdes 281238106Sdes # Harden the referral path by performing additional queries for 282238106Sdes # infrastructure data. Validates the replies (if possible). 283238106Sdes # Default off, because the lookups burden the server. Experimental 284238106Sdes # implementation of draft-wijngaards-dnsext-resolver-side-mitigation. 285238106Sdes # harden-referral-path: no 286238106Sdes 287238106Sdes # Use 0x20-encoded random bits in the query to foil spoof attempts. 288238106Sdes # This feature is an experimental implementation of draft dns-0x20. 289238106Sdes # use-caps-for-id: no 290238106Sdes 291238106Sdes # Enforce privacy of these addresses. Strips them away from answers. 292238106Sdes # It may cause DNSSEC validation to additionally mark it as bogus. 293238106Sdes # Protects against 'DNS Rebinding' (uses browser as network proxy). 294238106Sdes # Only 'private-domain' and 'local-data' names are allowed to have 295238106Sdes # these private addresses. No default. 296238106Sdes # private-address: 10.0.0.0/8 297238106Sdes # private-address: 172.16.0.0/12 298238106Sdes # private-address: 192.168.0.0/16 299238106Sdes # private-address: 169.254.0.0/16 300238106Sdes # private-address: fd00::/8 301238106Sdes # private-address: fe80::/10 302238106Sdes 303238106Sdes # Allow the domain (and its subdomains) to contain private addresses. 304238106Sdes # local-data statements are allowed to contain private addresses too. 305238106Sdes # private-domain: "example.com" 306238106Sdes 307238106Sdes # If nonzero, unwanted replies are not only reported in statistics, 308238106Sdes # but also a running total is kept per thread. If it reaches the 309238106Sdes # threshold, a warning is printed and a defensive action is taken, 310238106Sdes # the cache is cleared to flush potential poison out of it. 311238106Sdes # A suggested value is 10000000, the default is 0 (turned off). 312238106Sdes # unwanted-reply-threshold: 0 313238106Sdes 314238106Sdes # Do not query the following addresses. No DNS queries are sent there. 315238106Sdes # List one address per entry. List classless netblocks with /size, 316238106Sdes # do-not-query-address: 127.0.0.1/8 317238106Sdes # do-not-query-address: ::1 318238106Sdes 319238106Sdes # if yes, the above default do-not-query-address entries are present. 320238106Sdes # if no, localhost can be queried (for testing and debugging). 321238106Sdes # do-not-query-localhost: yes 322238106Sdes 323238106Sdes # if yes, perform prefetching of almost expired message cache entries. 324238106Sdes # prefetch: no 325238106Sdes 326238106Sdes # if yes, perform key lookups adjacent to normal lookups. 327238106Sdes # prefetch-key: no 328238106Sdes 329238106Sdes # if yes, Unbound rotates RRSet order in response. 330238106Sdes # rrset-roundrobin: no 331238106Sdes 332238106Sdes # if yes, Unbound doesn't insert authority/additional sections 333238106Sdes # into response messages when those sections are not required. 334238106Sdes # minimal-responses: no 335238106Sdes 336238106Sdes # module configuration of the server. A string with identifiers 337285206Sdes # separated by spaces. Syntax: "[dns64] [validator] iterator" 338238106Sdes # module-config: "validator iterator" 339238106Sdes 340238106Sdes # File with trusted keys, kept uptodate using RFC5011 probes, 341238106Sdes # initial file like trust-anchor-file, then it stores metadata. 342238106Sdes # Use several entries, one per domain name, to track multiple zones. 343238106Sdes # 344238106Sdes # If you want to perform DNSSEC validation, run unbound-anchor before 345238106Sdes # you start unbound (i.e. in the system boot scripts). And enable: 346238106Sdes # Please note usage of unbound-anchor root anchor is at your own risk 347238106Sdes # and under the terms of our LICENSE (see that file in the source). 348238106Sdes # auto-trust-anchor-file: "@UNBOUND_ROOTKEY_FILE@" 349238106Sdes 350238106Sdes # File with DLV trusted keys. Same format as trust-anchor-file. 351238106Sdes # There can be only one DLV configured, it is trusted from root down. 352238106Sdes # Download http://ftp.isc.org/www/dlv/dlv.isc.org.key 353238106Sdes # dlv-anchor-file: "dlv.isc.org.key" 354238106Sdes 355238106Sdes # File with trusted keys for validation. Specify more than one file 356238106Sdes # with several entries, one file per entry. 357238106Sdes # Zone file format, with DS and DNSKEY entries. 358238106Sdes # Note this gets out of date, use auto-trust-anchor-file please. 359238106Sdes # trust-anchor-file: "" 360238106Sdes 361238106Sdes # Trusted key for validation. DS or DNSKEY. specify the RR on a 362238106Sdes # single line, surrounded by "". TTL is ignored. class is IN default. 363238106Sdes # Note this gets out of date, use auto-trust-anchor-file please. 364238106Sdes # (These examples are from August 2007 and may not be valid anymore). 365238106Sdes # trust-anchor: "nlnetlabs.nl. DNSKEY 257 3 5 AQPzzTWMz8qSWIQlfRnPckx2BiVmkVN6LPupO3mbz7FhLSnm26n6iG9N Lby97Ji453aWZY3M5/xJBSOS2vWtco2t8C0+xeO1bc/d6ZTy32DHchpW 6rDH1vp86Ll+ha0tmwyy9QP7y2bVw5zSbFCrefk8qCUBgfHm9bHzMG1U BYtEIQ==" 366238106Sdes # trust-anchor: "jelte.nlnetlabs.nl. DS 42860 5 1 14D739EB566D2B1A5E216A0BA4D17FA9B038BE4A" 367238106Sdes 368238106Sdes # File with trusted keys for validation. Specify more than one file 369238106Sdes # with several entries, one file per entry. Like trust-anchor-file 370238106Sdes # but has a different file format. Format is BIND-9 style format, 371238106Sdes # the trusted-keys { name flag proto algo "key"; }; clauses are read. 372238106Sdes # you need external update procedures to track changes in keys. 373238106Sdes # trusted-keys-file: "" 374238106Sdes 375238106Sdes # Ignore chain of trust. Domain is treated as insecure. 376238106Sdes # domain-insecure: "example.com" 377238106Sdes 378238106Sdes # Override the date for validation with a specific fixed date. 379238106Sdes # Do not set this unless you are debugging signature inception 380238106Sdes # and expiration. "" or "0" turns the feature off. -1 ignores date. 381238106Sdes # val-override-date: "" 382238106Sdes 383238106Sdes # The time to live for bogus data, rrsets and messages. This avoids 384238106Sdes # some of the revalidation, until the time interval expires. in secs. 385238106Sdes # val-bogus-ttl: 60 386238106Sdes 387238106Sdes # The signature inception and expiration dates are allowed to be off 388238106Sdes # by 10% of the signature lifetime (expir-incep) from our local clock. 389238106Sdes # This leeway is capped with a minimum and a maximum. In seconds. 390238106Sdes # val-sig-skew-min: 3600 391238106Sdes # val-sig-skew-max: 86400 392238106Sdes 393238106Sdes # Should additional section of secure message also be kept clean of 394238106Sdes # unsecure data. Useful to shield the users of this validator from 395238106Sdes # potential bogus data in the additional section. All unsigned data 396238106Sdes # in the additional section is removed from secure messages. 397238106Sdes # val-clean-additional: yes 398238106Sdes 399238106Sdes # Turn permissive mode on to permit bogus messages. Thus, messages 400238106Sdes # for which security checks failed will be returned to clients, 401238106Sdes # instead of SERVFAIL. It still performs the security checks, which 402238106Sdes # result in interesting log files and possibly the AD bit in 403238106Sdes # replies if the message is found secure. The default is off. 404238106Sdes # val-permissive-mode: no 405238106Sdes 406238106Sdes # Ignore the CD flag in incoming queries and refuse them bogus data. 407238106Sdes # Enable it if the only clients of unbound are legacy servers (w2008) 408238106Sdes # that set CD but cannot validate themselves. 409238106Sdes # ignore-cd-flag: no 410238106Sdes 411238106Sdes # Have the validator log failed validations for your diagnosis. 412238106Sdes # 0: off. 1: A line per failed user query. 2: With reason and bad IP. 413238106Sdes # val-log-level: 0 414238106Sdes 415238106Sdes # It is possible to configure NSEC3 maximum iteration counts per 416238106Sdes # keysize. Keep this table very short, as linear search is done. 417238106Sdes # A message with an NSEC3 with larger count is marked insecure. 418238106Sdes # List in ascending order the keysize and count values. 419238106Sdes # val-nsec3-keysize-iterations: "1024 150 2048 500 4096 2500" 420238106Sdes 421238106Sdes # instruct the auto-trust-anchor-file probing to add anchors after ttl. 422238106Sdes # add-holddown: 2592000 # 30 days 423238106Sdes 424238106Sdes # instruct the auto-trust-anchor-file probing to del anchors after ttl. 425238106Sdes # del-holddown: 2592000 # 30 days 426238106Sdes 427238106Sdes # auto-trust-anchor-file probing removes missing anchors after ttl. 428238106Sdes # If the value 0 is given, missing anchors are not removed. 429238106Sdes # keep-missing: 31622400 # 366 days 430238106Sdes 431238106Sdes # the amount of memory to use for the key cache. 432238106Sdes # plain value in bytes or you can append k, m or G. default is "4Mb". 433238106Sdes # key-cache-size: 4m 434238106Sdes 435238106Sdes # the number of slabs to use for the key cache. 436238106Sdes # the number of slabs must be a power of 2. 437238106Sdes # more slabs reduce lock contention, but fragment memory usage. 438238106Sdes # key-cache-slabs: 4 439238106Sdes 440238106Sdes # the amount of memory to use for the negative cache (used for DLV). 441238106Sdes # plain value in bytes or you can append k, m or G. default is "1Mb". 442238106Sdes # neg-cache-size: 1m 443285206Sdes 444269257Sdes # By default, for a number of zones a small default 'nothing here' 445269257Sdes # reply is built-in. Query traffic is thus blocked. If you 446269257Sdes # wish to serve such zone you can unblock them by uncommenting one 447269257Sdes # of the nodefault statements below. 448269257Sdes # You may also have to use domain-insecure: zone to make DNSSEC work, 449269257Sdes # unless you have your own trust anchors for this zone. 450269257Sdes # local-zone: "localhost." nodefault 451269257Sdes # local-zone: "127.in-addr.arpa." nodefault 452269257Sdes # local-zone: "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault 453269257Sdes # local-zone: "10.in-addr.arpa." nodefault 454269257Sdes # local-zone: "16.172.in-addr.arpa." nodefault 455269257Sdes # local-zone: "17.172.in-addr.arpa." nodefault 456269257Sdes # local-zone: "18.172.in-addr.arpa." nodefault 457269257Sdes # local-zone: "19.172.in-addr.arpa." nodefault 458269257Sdes # local-zone: "20.172.in-addr.arpa." nodefault 459269257Sdes # local-zone: "21.172.in-addr.arpa." nodefault 460269257Sdes # local-zone: "22.172.in-addr.arpa." nodefault 461269257Sdes # local-zone: "23.172.in-addr.arpa." nodefault 462269257Sdes # local-zone: "24.172.in-addr.arpa." nodefault 463269257Sdes # local-zone: "25.172.in-addr.arpa." nodefault 464269257Sdes # local-zone: "26.172.in-addr.arpa." nodefault 465269257Sdes # local-zone: "27.172.in-addr.arpa." nodefault 466269257Sdes # local-zone: "28.172.in-addr.arpa." nodefault 467269257Sdes # local-zone: "29.172.in-addr.arpa." nodefault 468269257Sdes # local-zone: "30.172.in-addr.arpa." nodefault 469269257Sdes # local-zone: "31.172.in-addr.arpa." nodefault 470269257Sdes # local-zone: "168.192.in-addr.arpa." nodefault 471269257Sdes # local-zone: "0.in-addr.arpa." nodefault 472269257Sdes # local-zone: "254.169.in-addr.arpa." nodefault 473269257Sdes # local-zone: "2.0.192.in-addr.arpa." nodefault 474269257Sdes # local-zone: "100.51.198.in-addr.arpa." nodefault 475269257Sdes # local-zone: "113.0.203.in-addr.arpa." nodefault 476269257Sdes # local-zone: "255.255.255.255.in-addr.arpa." nodefault 477269257Sdes # local-zone: "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault 478269257Sdes # local-zone: "d.f.ip6.arpa." nodefault 479269257Sdes # local-zone: "8.e.f.ip6.arpa." nodefault 480269257Sdes # local-zone: "9.e.f.ip6.arpa." nodefault 481269257Sdes # local-zone: "a.e.f.ip6.arpa." nodefault 482269257Sdes # local-zone: "b.e.f.ip6.arpa." nodefault 483269257Sdes # local-zone: "8.b.d.0.1.0.0.2.ip6.arpa." nodefault 484285206Sdes # And for 64.100.in-addr.arpa. to 127.100.in-addr.arpa. 485285206Sdes 486285206Sdes # if unbound is running service for the local host then it is useful 487285206Sdes # to perform lan-wide lookups to the upstream, and unblock the 488285206Sdes # long list of local-zones above. If this unbound is a dns server 489285206Sdes # for a network of computers, disabled is better and stops information 490285206Sdes # leakage of local lan information. 491285206Sdes # unblock-lan-zones: no 492238106Sdes 493238106Sdes # a number of locally served zones can be configured. 494238106Sdes # local-zone: <zone> <type> 495238106Sdes # local-data: "<resource record string>" 496238106Sdes # o deny serves local data (if any), else, drops queries. 497238106Sdes # o refuse serves local data (if any), else, replies with error. 498238106Sdes # o static serves local data, else, nxdomain or nodata answer. 499238106Sdes # o transparent gives local data, but resolves normally for other names 500238106Sdes # o redirect serves the zone data for any subdomain in the zone. 501238106Sdes # o nodefault can be used to normally resolve AS112 zones. 502238106Sdes # o typetransparent resolves normally for other types and other names 503285206Sdes # o inform resolves normally, but logs client IP address 504238106Sdes # 505238106Sdes # defaults are localhost address, reverse for 127.0.0.1 and ::1 506238106Sdes # and nxdomain for AS112 zones. If you configure one of these zones 507238106Sdes # the default content is omitted, or you can omit it with 'nodefault'. 508238106Sdes # 509238106Sdes # If you configure local-data without specifying local-zone, by 510238106Sdes # default a transparent local-zone is created for the data. 511238106Sdes # 512238106Sdes # You can add locally served data with 513238106Sdes # local-zone: "local." static 514238106Sdes # local-data: "mycomputer.local. IN A 192.0.2.51" 515238106Sdes # local-data: 'mytext.local TXT "content of text record"' 516238106Sdes # 517238106Sdes # You can override certain queries with 518238106Sdes # local-data: "adserver.example.com A 127.0.0.1" 519238106Sdes # 520238106Sdes # You can redirect a domain to a fixed address with 521238106Sdes # (this makes example.com, www.example.com, etc, all go to 192.0.2.3) 522238106Sdes # local-zone: "example.com" redirect 523238106Sdes # local-data: "example.com A 192.0.2.3" 524238106Sdes # 525238106Sdes # Shorthand to make PTR records, "IPv4 name" or "IPv6 name". 526238106Sdes # You can also add PTR records using local-data directly, but then 527238106Sdes # you need to do the reverse notation yourself. 528238106Sdes # local-data-ptr: "192.0.2.3 www.example.com" 529238106Sdes 530238106Sdes # service clients over SSL (on the TCP sockets), with plain DNS inside 531238106Sdes # the SSL stream. Give the certificate to use and private key. 532238106Sdes # default is "" (disabled). requires restart to take effect. 533238106Sdes # ssl-service-key: "path/to/privatekeyfile.key" 534238106Sdes # ssl-service-pem: "path/to/publiccertfile.pem" 535238106Sdes # ssl-port: 443 536238106Sdes 537238106Sdes # request upstream over SSL (with plain DNS inside the SSL stream). 538238106Sdes # Default is no. Can be turned on and off with unbound-control. 539238106Sdes # ssl-upstream: no 540238106Sdes 541285206Sdes # DNS64 prefix. Must be specified when DNS64 is use. 542285206Sdes # Enable dns64 in module-config. Used to synthesize IPv6 from IPv4. 543285206Sdes # dns64-prefix: 64:ff9b::0/96 544285206Sdes 545238106Sdes# Python config section. To enable: 546238106Sdes# o use --with-pythonmodule to configure before compiling. 547238106Sdes# o list python in the module-config string (above) to enable. 548238106Sdes# o and give a python-script to run. 549238106Sdespython: 550238106Sdes # Script file to load 551238106Sdes # python-script: "@UNBOUND_SHARE_DIR@/ubmodule-tst.py" 552238106Sdes 553238106Sdes# Remote control config section. 554238106Sdesremote-control: 555238106Sdes # Enable remote control with unbound-control(8) here. 556238106Sdes # set up the keys and certificates with unbound-control-setup. 557238106Sdes # control-enable: no 558238106Sdes 559285206Sdes # Set to no and use an absolute path as control-interface to use 560285206Sdes # a unix local named pipe for unbound-control. 561285206Sdes # control-use-cert: yes 562285206Sdes 563238106Sdes # what interfaces are listened to for remote control. 564238106Sdes # give 0.0.0.0 and ::0 to listen to all interfaces. 565238106Sdes # control-interface: 127.0.0.1 566238106Sdes # control-interface: ::1 567238106Sdes 568238106Sdes # port number for remote control operations. 569238106Sdes # control-port: 8953 570238106Sdes 571238106Sdes # unbound server key file. 572238106Sdes # server-key-file: "@UNBOUND_RUN_DIR@/unbound_server.key" 573238106Sdes 574238106Sdes # unbound server certificate file. 575238106Sdes # server-cert-file: "@UNBOUND_RUN_DIR@/unbound_server.pem" 576238106Sdes 577238106Sdes # unbound-control key file. 578238106Sdes # control-key-file: "@UNBOUND_RUN_DIR@/unbound_control.key" 579238106Sdes 580238106Sdes # unbound-control certificate file. 581238106Sdes # control-cert-file: "@UNBOUND_RUN_DIR@/unbound_control.pem" 582238106Sdes 583238106Sdes# Stub zones. 584238106Sdes# Create entries like below, to make all queries for 'example.com' and 585238106Sdes# 'example.org' go to the given list of nameservers. list zero or more 586238106Sdes# nameservers by hostname or by ipaddress. If you set stub-prime to yes, 587238106Sdes# the list is treated as priming hints (default is no). 588238106Sdes# With stub-first yes, it attempts without the stub if it fails. 589238106Sdes# stub-zone: 590238106Sdes# name: "example.com" 591238106Sdes# stub-addr: 192.0.2.68 592238106Sdes# stub-prime: no 593238106Sdes# stub-first: no 594238106Sdes# stub-zone: 595238106Sdes# name: "example.org" 596238106Sdes# stub-host: ns.example.com. 597238106Sdes 598238106Sdes# Forward zones 599238106Sdes# Create entries like below, to make all queries for 'example.com' and 600238106Sdes# 'example.org' go to the given list of servers. These servers have to handle 601238106Sdes# recursion to other nameservers. List zero or more nameservers by hostname 602238106Sdes# or by ipaddress. Use an entry with name "." to forward all queries. 603238106Sdes# If you enable forward-first, it attempts without the forward if it fails. 604238106Sdes# forward-zone: 605238106Sdes# name: "example.com" 606238106Sdes# forward-addr: 192.0.2.68 607238106Sdes# forward-addr: 192.0.2.73@5355 # forward to port 5355. 608238106Sdes# forward-first: no 609238106Sdes# forward-zone: 610238106Sdes# name: "example.org" 611238106Sdes# forward-host: fwd.example.com 612