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dnstraceroute - DNS traceroute utility

DNSTRACEROUTE(1) General Commands Manual DNSTRACEROUTE(1)

NAME

dnstraceroute - DNS traceroute utility

DESCRIPTION

dnstraceroute is a traceroute utility to figure out the path that a DNS request is passing through to get to its destination. Comparing it to a network traceroute can help identify if DNS traffic is routed via any unwanted path.

USAGE

usage: dnstraceroute [-h] [-q] [-a] [-s server] [-p port] [-c count] [-t type] [-w wait] hostname

OPTIONS

-h --help
Show this help
-q --quiet
Quiet
-e --expert
Print expert hints if available
-a --asn
Turn on AS# lookups for each hop encountered
-s --server
DNS server to use (default: first system resolver)
-p --port
DNS server port number (default: 53)
-c --count
Maximum number of hops (default: 30)
-w --wait
Maximum wait time for a reply (default: 5)
-t --type
DNS request record type (default: A)
-C --color
Print colorful output

SEE ALSO

Full Documentation available at https://dnsdiag.org/
December 2016 User Commands