Re: [Exim] Blacklisted by Yahoo! Request for help

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Author: Dean Brooks
Date:  
To: Odhiambo G. Washington, EXIM Official Maillist
Subject: Re: [Exim] Blacklisted by Yahoo! Request for help
On Thu, Oct 09, 2003 at 03:08:05PM +0300, Odhiambo G. Washington wrote:

> One of my servers has been blacklisted by Yahoo. I am wondering if anyone
> knows which dnsbl yahoo uses. The rejection message I am getting from their
> servers is not helpful enough.
>
> 34$ telnet 64.157.4.78 25
> Trying 64.157.4.78...
> Connected to mta-v22.level3.mail.yahoo.com.
> Escape character is '^]'.
> 553 Mail from 62.8.64.4 not allowed - VS99-IP1 deferred - see \
> help.yahoo.com/help/us/mail/defer/defer-02.html (#5.7.1)
> Connection closed by foreign host.


We received the same error last night for a brief moment, but we
are also not an open relay/proxy, and are not listed in any of the RBLs.

I can only assume that Yahoo had a malfunction of their relaying
detection code, or perhaps were trying a new feature momentarily
on unsuspecting users.

Regards,

Dean Brooks
General Manager
IgLou Internet Services, Inc.          Telephone (502) 966-3848 x1124
3315 Gilmore Industrial Blvd.          Facsimile (502) 968-0449
Louisville, Kentucky  40213            E-mail dean@???