Earthlink help needed
mike at rockynet.com
Mon Mar 30 19:15:50 CDT 2009
Within an hour of making this post I received a call from a very helpful
engineer at Earthlink. The problem has been identified and a resolution
is in the works.
Mike Lewinski wrote:
> One of our mail servers can't talk to any of the earthlink MX servers
> and after two weeks of trying I've got a queue full of undeliverable
> mail to their subs.
> Previous attempts at getting help via postmaster at earthlink.net are
> unanswered. INOC-DBA has no directory entry for them. This old NANOG
> post (http://www.merit.edu/mail.archives/nanog/msg01582.html) has a
> valid phone number but invalid extension. So I hit 0 and got a tech
> anyway. That tech instructed me to forward on my concerns to
> blockedbyearthlink at abuse.earthlink.net which I did, but nothing more
> than an auto-response has come back a week later now (and yes, I
> followed the instructions in the auto-responder and re-submitted in the
> requested format).
> Everything I've read indicates that if we are being blocked deliberately
> I should be getting a 550 SMTP error back. We do not even get a SYN/ACK
> back (nor ICMP unreachable/prohibited, nor RST) so no SMTP errors are
> generated from their servers. The MX are all pingable and traceable, so
> its not a routing problem AFAICT.
> The mailman server here has paranoid rDNS setup, does not appear on any
> blacklists, and has never been the subject of any spam complaints. It
> runs a listserv for a professional legal association which charges
> members a fee before they are allowed to join the list, so the
> possibility of unwanted third parties being subscribed is very near zero.
> TIA and sorry for the noise. We tried having an Earthlink subscriber
> work this from the other angle. All she got was "Earthlink has been
> blocking port 25 for years you should now this by now!"
> Mike Lewinski
> mike at rockynet.com
> POTS: 303-629-2860
> INOC-DBA: 13345*mjl
More information about the NANOG