tracepath
Trace the path to a network host discovering MTU along this path. tldr-pages
On Linux
Linux
Trace the path to a host using a specific destination port
tracepath -p 33434 hostIdentifySpecify the initial destination port, useful with non-standard firewall settings
tracepath -p destination_port hostIdentifyPrint both hostnames and numerical IP addresses
tracepath -b hostIdentifySpecify a maximum TTL (number of hops)
tracepath -m max_hops hostIdentifySpecify the initial packet length (defaults to 65535 for IPv4 and 128000 for IPv6)
tracepath -l packet_length hostIdentifyUse only IPv6 addresses
tracepath -6 hostIdentify