dnsscope - A PowerDNS nameserver debugging tool
dnsscope [OPTION]... INFILE
dnsscope takes an INFILE in PCAP format. It
generates some simple statistics outputs these to STDOUT.
- -h,
--help
- Show the help.
- --rd
- Only process packets in INFILE with the RD (Recursion Desired) flag
set. By default, we process all DNS packets in INFILE.
- --ipv4=<state>
- Process IPv4 packets. On by default, disable with --ipv4
false.
- --ipv6=<state>
- Process IPv6 packets. On by default, disable with --ipv6
false.
- -f,--filter-name=<domain>
- Only process packets within this domain
- --full-histogram <msec>
- Write out histogram with specified bin-size to 'full-histogram'
- --log-histogram
- Write out a log-histogram of response times to 'log-histogram'
- --no-servfail-stats
- Remove servfail responses from latency statistics
- --servfail-tree
- Figure out subtrees that generate servfails.
- --stats-dir <directory>
- Drop statistics files in this directory. Defaults to ./
- -l,
--load-stats
- Emit per-second load statistics (questions, answers, outstanding).
- -w <file>, --write-failures <file>
- Write weird packets to a PCAP file at FILENAME.
- -v,
--verbose
- Be more verbose.
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