tcsender email bombing

Wed Nov 5 05:48:03 UTC 1997

On Tue, 4 Nov 1997, John-David Childs wrote:

> You may want to change your 451 errors into 571 errors at least for this
> particular domain.  From RFC1893:

Yep...changing those transient error codes into permenant ones will
severely discourage compliant MTA's.

I got a few dozen attempts from this one...but not enough that I'd have
noticed it over the other hundreds.

Nov  4 05:34:55 yoda sendmail[18159]: Ruleset check_mail
(<tcsender at get-more-hits.com>) rejection: 518
<tcsender at get-more-hits.com>... unresolvable host name, check your
configuration.
Nov  4 05:34:55 yoda sendmail[18159]: FAA18159:
from=<tcsender at get-more-hits.com>, size=0, class=0, pri=0, nrcpts=0,
proto=ESMTP, relay=root at linked.net [209.24.1.201]

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