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dq - DNS/DNSCurve query tool

dq(1) General Commands Manual dq(1)

NAME

dq - DNS/DNSCurve query tool

SYNOPSIS

dq [ options ] type fqdn [ host ]
dq -a
[ options ] type fqdn host

DESCRIPTION

dq is commandline tool derived from dnsq / dnsqr (https://cr.yp.to/djbdns/debugging.html)
 
dq asks for records of type type under the domain name fqdn
dq -a
sends a non-recursive DNS/DNSCurve query to DNS/DNSCurve server host for records of type type under the domain name fqdn

OPTIONS

-v
print extra information
-r
send recursive query (default)
-a
send authoritative query
-u
use UDP (default)
-t
use TCP
-s
send DNSCurve query in streamlined format (default), ignored for regular DNS queries
-S suffix
send DNSCurve query in TXT format using suffix suffix, ignored for regular DNS queries
-T timeout
give up on the DNS/DNSCurve query attempt after timeout seconds <1-60> (default 60)
-p port
send query to port port (default 53)
-k key
send DNSCurve query and use servers public-key key
type
DNS query type (A, NS, MX, ANY, PTR, TXT, SOA, SRV, AAAA, AXFR, CNAME or numeric type)
fqdn
fully qualified domain name
host
DNS server (hostname or IP address)

ENVIRONMENT

DNSCACHEIP
use IP address $DNSCACHEIP instead of 'nameserver' lines from /etc/resolv.conf
LOCALDOMAIN
use space separated names from $LOCALDOMAIN instead of 'search' line from /etc/resolv.conf
DNSREWRITEFILE
use $DNSREWRITEFILE file instead of /etc/dnsrewrite

NOTES

dq rewrites IP address to *.in-addr.arpa or *.ip6.arpa for PTR queries e.g.:
127.0.0.1 -> 1.0.0.127.in-addr.arpa
::1 -> 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

RECURSIVE EXAMPLES

dq any dnscurve.cz
dq any dnscurve.cz 8.8.8.8
env DNSCACHEIP=8.8.8.8 dq any dnscurve.cz
dq ptr 1.0.0.127.in-addr.arpa
dq ptr 127.0.0.1
dq ptr ::1
dq ptr 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

AUTHORITATIVE EXAMPLES

dq -a any dnscurve.cz uz5mj60yr9tnudkkpcglw1y0w6dlh78j1l4gk4z7t8bsf1u4d48wlq.ns.dnscurve.cz
dq -a -S cz any dnscurve.cz uz5mj60yr9tnudkkpcglw1y0w6dlh78j1l4gk4z7t8bsf1u4d48wlq.ns.dnscurve.cz
dq -a -k uz5mj60yr9tnudkkpcglw1y0w6dlh78j1l4gk4z7t8bsf1u4d48wlq any dnscurve.cz 2a02:2b88:2:1::127d:1

SEE ALSO

dnsq(1), dnsqr(1), dqcache(8)
 
https://mojzis.com/software/dq
https://dnscurve.org/
https://cr.yp.to/djbdns/debugging.html
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