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# $OpenBSD: unbound.conf,v 1.20 2020/06/21 16:59:45 sthen Exp $
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server:
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interface: 127.0.0.1
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#interface: 127.0.0.1@5353 # listen on alternative port
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interface: ::1
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#do-ip6: no
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# override the default "any" address to send queries; if multiple
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# addresses are available, they are used randomly to counter spoofing
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#outgoing-interface: 192.0.2.1
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#outgoing-interface: 2001:db8::53
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access-control: 0.0.0.0/0 refuse
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access-control: 127.0.0.0/8 allow
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access-control: ::0/0 refuse
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access-control: ::1 allow
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hide-identity: yes
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hide-version: yes
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# Perform DNSSEC validation.
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#
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auto-trust-anchor-file: "/var/unbound/db/root.key"
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val-log-level: 2
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# Synthesize NXDOMAINs from DNSSEC NSEC chains.
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# https://tools.ietf.org/html/rfc8198
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#
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aggressive-nsec: yes
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# Serve zones authoritatively from Unbound to resolver clients.
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# Not for external service.
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#
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#local-zone: "local." static
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#local-data: "mycomputer.local. IN A 192.0.2.51"
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#local-zone: "2.0.192.in-addr.arpa." static
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#local-data-ptr: "192.0.2.51 mycomputer.local"
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# UDP EDNS reassembly buffer advertised to peers. Default 4096.
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# May need lowering on broken networks with fragmentation/MTU issues,
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# particularly if validating DNSSEC.
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#
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#edns-buffer-size: 1480
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# Use TCP for "forward-zone" requests. Useful if you are making
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# DNS requests over an SSH port forwarding.
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#
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#tcp-upstream: yes
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# CA Certificates used for forward-tls-upstream (RFC7858) hostname
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# verification. Since it's outside the chroot it is only loaded at
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# startup and thus cannot be changed via a reload.
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#tls-cert-bundle: "/etc/ssl/cert.pem"
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remote-control:
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control-enable: yes
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control-interface: /var/run/unbound.sock
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# Use an upstream forwarder (recursive resolver) for some or all zones.
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#
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#forward-zone:
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# name: "." # use for ALL queries
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# forward-addr: 192.0.2.53 # example address only
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# forward-first: yes # try direct if forwarder fails
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# Use an upstream DNS-over-TLS forwarder and do not fall back to cleartext
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# if that fails.
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#forward-zone:
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# name: "."
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# forward-tls-upstream: yes # use DNS-over-TLS forwarder
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# forward-first: no # do NOT send direct
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# # the hostname after "#" is not a comment, it is used for TLS checks:
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# forward-addr: 192.0.2.53@853#resolver.hostname.example
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