> Ted Lemon <mailto:[email protected]> > Thursday, October 23, 2014 7:02 AM > > For me at least the main values of the reverse DNS are: > > - answers the question "what host is contacting me" in situations > where I am _not_ under attack, which is really useful in logs and > other debugging and network management settings. > - provides place to hang information relating to a host's IP address > > DKIM is a solution that is applicable only to a specific protocol, so > it can't address this in a general way. Like you I would like to see > the end of the use of reverse lookups for "security," but reverse > lookups are still useful.
william simpson was right in 1996. we should have moved "get host name corresponding to IP" to ICMP. the problems described by lee howard's draft are proof that our whole model is wrong. -- Paul Vixie
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