North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: ** Forged spamming going on
On Mon, 21 Dec 1998, Robert Tarrall wrote: > [email protected] wrote: > -> some luser off of AT&T DIalup is using mailme.com (my domain) for relaying > -> mail: > You forgot: > > 4) Deny relaying, which sendmail 8.9.1a will do by default (has worked > great for us so far), and You didn't read the email thoroughly. A user dialed into ATT, sent thousands of emails to aol.com users, with a forged return-address of [email protected], which AOL bounces back to [email protected], which is a domain I own. Relaying on my machines has no bearing on this. > 5) Deny access to dial-access.att.net (and dialsprint.net, da.uu.net, > pub-ip.psi.net, etc) which is what we're doing here just because we > get so much spam directly from such dialup accounts these days. Still wouldn't fix it, as AOL is the one sending me the mails (bounces). > > Anyone have a list of legitimate outgoing SMTP servers for the big dialup > companies (UUnet, PSI, Concentric, AT&T, Sprint, etc)? So far I haven't had > any complaints about blocking stuff like da.uu.net, but I'd like to make sure > that legitimate email can still get through. > That still wouldn't fix this problem, but I may do this seperately. > -Robert Tarrall.- > System/Network Admin > E Central > -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Atheism is a non-prophet organization. I route, therefore I am. Alex Rubenstein, [email protected], KC2BUO, ISP/C Charter Member Father of the Network and Head Bottle-Washer Net Access Corporation, 9 Mt. Pleasant Tpk., Denville, NJ 07834 Don't choose a spineless ISP; we have more backbone! http://www.nac.net -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
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