adig(1)
| ADIG(1) | General Commands Manual | ADIG(1) |
NAME
adig - print information collected from Domain Name System (DNS) servers
SYNOPSIS
adig [OPTION]... NAME...
DESCRIPTION
Send queries to DNS servers about NAME and print received information, where NAME is a valid DNS name (e.g. www.example.com, 1.2.3.10.in-addr.arpa).
This utility comes with the c-ares asynchronous resolver library.
OPTIONS
- -c class
- Set the query class. Possible values for class are ANY, CHAOS, HS and IN (default).
- -d
- Print some extra debugging output.
- -f flag
- Add a behavior control flag. Possible values for flag are
igntc - ignore query truncation, return answer as-is instead of retrying
via tcp.
noaliases - don't honor the HOSTALIASES environment variable,
norecurse - don't query upstream servers recursively,
primary - use the first server,
stayopen - don't close the communication sockets, and
usevc - always use TCP. - -h, -?
- Display this help and exit.
- -s server
- Connect to specified DNS server, instead of the system's default one(s). Servers are tried in round-robin, if the previous one failed.
- -t type
- Query records of specified type. Possible values for type are A (default), AAAA, ANY, AXFR, CNAME, HINFO, MX, NAPTR, NS, PTR, SOA, SRV, TXT, URI, CAA, SVCB, and HTTPS.
- -T port
- Connect to the specified TCP port of DNS server.
- -U port
- Connect to the specified UDP port of DNS server.
REPORTING BUGS
Report bugs to the c-ares mailing list:
https://lists.haxx.se/listinfo/c-ares
SEE ALSO
acountry(1), ahost(1).
COPYRIGHT
This utility is based on code/ideas contained in software written
by Greg Hudson (ares) carrying the following notice:
Copyright 1998 by the Massachusetts Institute of Technology.
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted, provided
that the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation, and that the name of M.I.T. not be used in advertising or
publicity pertaining to distribution of the software without specific,
written prior permission. M.I.T. makes no representations about the
suitability of this software for any purpose. It is provided "as
is" without express or implied warranty.
No further copyright claims are being made by the author(s) of this
utility.
| April 2011 | c-ares utilities |
