On Jun 18, 2011, at 4:39 AM, Bjarne D Mathiesen wrote: > >> be careful with openDNS and other providers as you want to make sure you >> have them set to not do their 'magic' stuff (I believe openDNS has a setting >> you can configure so they don't do their automatic redirection stuff if you >> want to use it with a mailserver). > > openDNS gives you the IP-address for their seach page when you request > A-record but a 'not found' answer when you request MX-records > dig @208.67.222.222 A qwerasdfzxcv.info > dig @208.67.222.222 MX qwerasdfzxcv.info
you can send mail to domains without MX records. ( RFC 2821 - "IF no MX records are found, but an A RR is found, the A RR is treated as if it was associated with an implicit MX RR, with a preference of 0, pointing to that host." ) -- Daniel J. Luke +========================================================+ | *---------------- [email protected] ----------------* | | *-------------- http://www.geeklair.net -------------* | +========================================================+ | Opinions expressed are mine and do not necessarily | | reflect the opinions of my employer. | +========================================================+ _______________________________________________ macports-users mailing list [email protected] http://lists.macosforge.org/mailman/listinfo.cgi/macports-users
