RE: ASN Domain for rDNS

Short answer: I just like doing it. Long answer: It allows me to create as many hosts on a segregated domain instead of making my company DNS zone 3000 records long. -----Original Message----- From: NANOG [mailto:nanog-bounces@nanog.org] On Behalf Of Fred Sent: Tuesday, December 09, 2014 4:36 PM To: nanog@nanog.org Subject: Re: ASN Domain for rDNS I'd say this is mostly for whitelabelling reason rather than a technical one? Keefe John:

I've been seeing more and more carriers(and even small ISPs) using asXXXX.net as their domain for rDNS on IP space. What are the pros and cons for doing this versus using your primary business domain name?

Keefe John