nanog mailing list archives
Re: is reverse dns required? (policy question)
From: "J.D. Falk" <jdfalk () cybernothing org>
Date: Wed, 1 Dec 2004 09:14:20 -0800
On 12/01/04, Greg Albrecht <gba () undef net> wrote:
are we obligated, as a user of ARIN ip space, or per some BCP, to provide ad-hoc reverse dns to our customers with-out cost, or without financial obligation.
From a purely network operations perspective: YES, every IP address should have matching forward & reverse DNS. That's been beyond best practices and into the "everybody does it unless they're really stupid" realm for well over a decade. Reverse DNS has only become /more/ important as spam-blocking efforts noticed the strong correlation between networks too lazy to maintain reverse DNS, and networks too lazy or evil to care if they were hosting spammers. As for the finances...that's up to you, but I've never before heard of a provider who charged extra for it. -- J.D. Falk okay, what's next? <jdfalk () cybernothing org>
Current thread:
- is reverse dns required? (policy question) Greg Albrecht (Dec 01)
- Re: is reverse dns required? (policy question) J.D. Falk (Dec 01)
- Re: is reverse dns required? (policy question) Robert Hayden (Dec 01)
- Re: is reverse dns required? (policy question) Steven Champeon (Dec 01)
- Re: is reverse dns required? (policy question) Valdis . Kletnieks (Dec 01)
- Re: is reverse dns required? (policy question) Steven Champeon (Dec 01)
- Re: is reverse dns required? (policy question) Valdis . Kletnieks (Dec 01)
- Re: is reverse dns required? (policy question) Steven Champeon (Dec 01)
- Re: is reverse dns required? (policy question) Andre Oppermann (Dec 02)
- Re: is reverse dns required? (policy question) Valdis . Kletnieks (Dec 02)
- Re: is reverse dns required? (policy question) Andre Oppermann (Dec 02)
- Re: is reverse dns required? (policy question) Mark Andrews (Dec 02)
- Re: is reverse dns required? (policy question) Robert Hayden (Dec 01)
- Re: is reverse dns required? (policy question) J.D. Falk (Dec 01)