.\" (C) Copyright 2016 Ana Custura .TH DNSPING "1" "December 3 2016" "User Commands" .SH NAME dnsping \- DNS ping utility .SH DESCRIPTION dnsping pings a DNS resolver by sending an arbitrary DNS query for given number of times. It calculates minimum, maximum and average response time as well as jitter (stddev). .SH USAGE usage: dnsping [\-h] [\-q] [\-v] [\-s server] [\-p port] [\-P port] [\-S address] [\-c count] [\-t type] [\-w wait] hostname .SH OPTIONS .TP \fB\-h\fR \fB\-\-help\fR Show this help .TP \fB\-q\fR \fB\-\-quiet\fR Quiet .TP \fB\-v\fR \fB\-\-verbose\fR Print actual dns response .TP \fB\-s\fR \fB\-\-server\fR DNS server to use (default: first entry from \fI\,/etc/resolv.conf\/\fP) .TP \fB\-p\fR \fB\-\-port\fR DNS server port number (default: 53) .TP \fB\-T\fR \fB\-\-tcp\fR Use TCP instead of UDP .TP \fB\-4\fR \fB\-\-ipv4\fR Use IPv4 as default network protocol .TP \fB\-6\fR \fB\-\-ipv6\fR Use IPv6 as default network protocol .TP \fB\-P\fR \fB\-\-srcport\fR Query source port number (default: 0) .TP \fB\-S\fR \fB\-\-srcip\fR Query source IP address (default: default interface address) .TP \fB\-c\fR \fB\-\-count\fR Number of requests to send (default: 10) .TP \fB\-w\fR \fB\-\-wait\fR Maximum wait time for a reply (default: 5) .TP \fB\-t\fR \fB\-\-type\fR DNS request record type (default: A) .PP .SH "SEE ALSO" For more documentation on dnsping see https://dnsdiag.org/.