How Traceroute can know domain name of Hops?

StackOverflow https://stackoverflow.com/questions/10570348

  •  08-06-2021
  •  | 
  •  

Вопрос

I'm studying the ICMP protocol and the tool traceroute. I don't understand how can traceroute look up the domain names of Hops if in the ICMP datagram only the IPs can be found. How does it work?

Thank you!

Это было полезно?

Решение

It's called reverse DNS, and is basically the opposite of a domain-to-IP lookup.

Лицензировано под: CC-BY-SA с атрибуция
Не связан с StackOverflow
scroll top