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Re:Heroku encourages use of www. prefix for domains after DDoS by biot on Monday May 23, 2011 @05:18AM (#2575412)
Might this be an argument for a new DNS record which acts like CNAME but doesn't have the restriction there be no other records for the same host? Something that functions like an A record but tells the querying software that it should use the IP address from the A record of the returned hostname. An "ALOOKUP" record if you will.
Re:Heroku encourages use of www. prefix for domains after DDoS by btilly on Monday May 23, 2011 @01:14PM (#2576669)
It has frustrated me for years that DNS recognized that mail might like to have multiple hosts that can respond to a domain, but failed to recognize that there might someday be other protocols that would like the same.
Re:Heroku encourages use of www. prefix for domains after DDoS by lmz on Monday May 23, 2011 @08:33PM (#2578180)
Isn't that what SRV is for? It even has priorities. Not that web browsers use it to locate web servers, of course...