1# $OpenBSD: unbound.conf,v 1.21 2020/10/28 11:35:58 sthen Exp $
2
3server:
4	interface: 127.0.0.1
5	#interface: 127.0.0.1@5353	# listen on alternative port
6	interface: ::1
7	#do-ip6: no
8
9	# override the default "any" address to send queries; if multiple
10	# addresses are available, they are used randomly to counter spoofing
11	#outgoing-interface: 192.0.2.1
12	#outgoing-interface: 2001:db8::53
13
14	access-control: 0.0.0.0/0 refuse
15	access-control: 127.0.0.0/8 allow
16	access-control: ::0/0 refuse
17	access-control: ::1 allow
18
19	hide-identity: yes
20	hide-version: yes
21
22	# Perform DNSSEC validation.
23	#
24	auto-trust-anchor-file: "/var/unbound/db/root.key"
25	val-log-level: 2
26
27	# Synthesize NXDOMAINs from DNSSEC NSEC chains.
28	# https://tools.ietf.org/html/rfc8198
29	#
30	aggressive-nsec: yes
31
32	# Serve zones authoritatively from Unbound to resolver clients.
33	# Not for external service.
34	#
35	#local-zone: "local." static
36	#local-data: "mycomputer.local. IN A 192.0.2.51"
37	#local-zone: "2.0.192.in-addr.arpa." static
38	#local-data-ptr: "192.0.2.51 mycomputer.local"
39
40	# Use TCP for "forward-zone" requests. Useful if you are making
41	# DNS requests over an SSH port forwarding.
42	#
43	#tcp-upstream: yes
44
45	# CA Certificates used for forward-tls-upstream (RFC7858) hostname
46	# verification.  Since it's outside the chroot it is only loaded at
47	# startup and thus cannot be changed via a reload.
48	#tls-cert-bundle: "/etc/ssl/cert.pem"
49
50remote-control:
51	control-enable: yes
52	control-interface: /var/run/unbound.sock
53
54# Use an upstream forwarder (recursive resolver) for some or all zones.
55#
56#forward-zone:
57#	name: "."				# use for ALL queries
58#	forward-addr: 192.0.2.53		# example address only
59#	forward-first: yes			# try direct if forwarder fails
60
61# Use an upstream DNS-over-TLS forwarder and do not fall back to cleartext
62# if that fails.
63#forward-zone:
64#	name: "."
65#	forward-tls-upstream: yes		# use DNS-over-TLS forwarder
66#	forward-first: no			# do NOT send direct
67#	# the hostname after "#" is not a comment, it is used for TLS checks:
68#	forward-addr: 192.0.2.53@853#resolver.hostname.example
69