DOKK / manpages / debian 10 / pdns-tools / dnsscope.1.en
DNSSCOPE(1) PowerDNS Recursor DNSSCOPE(1)

dnsscope -

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.

Path to a PCAP file.

Show the help.
Only process packets in INFILE with the RD (Recursion Desired) flag set. By default, we process all DNS packets in INFILE.
Process IPv4 packets. On by default, disable with --ipv4 false.
Process IPv6 packets. On by default, disable with --ipv6 false.
Figure out subtrees that generate servfails.
Emit per-second load statistics (questions, answers, outstanding).
Write weird packets to a PCAP file at FILENAME.
Be more verbose.

pcap(3PCAP), tcpdump(8)

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January 31, 2019 4.1