dnsping - DNS ping utility
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).
usage: dnsping [-h] [-q] [-v] [-s server] [-p port] [-P port] [-S
address] [-c count] [-t type] [-w wait] hostname
- -h --help
- Show this help
- -q --quiet
- Quiet
- -v --verbose
- Print actual dns response
- -s --server
- DNS server to use (default: first entry from /etc/resolv.conf)
- -p --port
- DNS server port number (default: 53)
- -T --tcp
- Use TCP instead of UDP
- -4 --ipv4
- Use IPv4 as default network protocol
- -6 --ipv6
- Use IPv6 as default network protocol
- -P --srcport
- Query source port number (default: 0)
- -S --srcip
- Query source IP address (default: default interface address)
- -c --count
- Number of requests to send (default: 10)
- -w --wait
- Maximum wait time for a reply (default: 5)
- -t --type
- DNS request record type (default: A)
For more documentation on dnsping see https://dnsdiag.org/.