ironbark IN MX 10 ironbark IN MX 20 redgum IN MX 40 sheoak
in-addr.arpa
) and address
format is used to map IP addresses to domain names, thus:
This is called a PTR RR. Performing reverse lookups is much more difficult than normal "forward" address lookups.60.21.144.149.in-addr.arpa
Lecture 9: The Domain Name System (DNS) | Copyright © 2003 P.Scott, La Trobe University Bendigo. |