North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Affects of the balkanization of mail blacklisting
It would have been nice if we could all agreed on a DUL database that would be distributed free to anyone to use. [email protected] wrote: > On Sat, 11 Aug 2001, Charles Sprickman wrote: > > > On Sat, 11 Aug 2001, Lou Katz wrote: > > > > > Complain to the domain who got listed in the first place, wink wink, > > > nudge nudge. > > > > Ummm, the DUL is a list of dialup ports. When it was started, the intent > > was not to punish ISPs listed there, but to give mail admins a list of IPs > > that represent dialup ports, which generally should not be sending mail > > directly. It is not a mark of shame to be on the DUL. Some of us > > actually *volunteered* such information to maps. > > That's actually the case here. The IP range in question was at one time > dial-up ports, and we added it to the DUL. It was later recycled and > removed from the DUL, but apparently not before others grabbed their own > snapshot copies of the DUL. I suppose we'll have to be more careful and > designate IP blocks as dial-ups permenantly from now on. Of course, I > don't expect ARIN will buy that as "efficient use of space". I can just > see going to ARIN asking for more IPs: > > We need to turn up more business customers, but all we have left are > these old dial-up pool ranges. We can't give these blocks to our > business customers because it's too big a PITA for them to find and get > out of all the blacklists, so just give us some new IP space. > > Can you say "rejected"? I think you can :) > > This is kind of like (though not as bad) when AGIS was hosting Cyberpromo > and others. How many ISP's manually blacklisted those IP blocks from > their mail servers? Even after AGIS got rid of the spammer customers, > those IP ranges were pretty much worthless. I wonder who, if anyone, is > using them today? > > > Which brings me to another point that's been eating at me since maps went > > commercial... DUL seemed like more of a community effort than RBL or RSS. > > Many entries were added by people volunteering their own information with > > the idea that it was for the "common good". I for one, feel shafted that > > this list to which I contributed, is only available if I choose to pay a > > sizable amount of money. > > I feel the same way. We spent time occasionaly making sure the DUL was in > sync with our dial-up blocks, adding and removing IP blocks as necessary. > Now, we no longer have access to the DUL. We also no longer have an easy > way (CIDR text format) to scan the entire DUL to see which of our blocks > some bozo has incorrectly nominated, and MAPS blindly accepted. > > I still think it's worth maintaining, to reduce the number of complaints > we'll get about spammers signing up for throw-away accounts on our > network, but it's hard to justify spending time working on that now that > we don't directly benefit from being able to use it. In fact, I suppose > MAPS is largely to blame for the current situation. If they hadn't had > their sudden change in policy, most networks probably wouldn't bother to > create their own DULs. > > I know about several of the RSS alternatives, but has anyone setup a DUL > alternative? If not, I'll consider doing it. > > -- > ---------------------------------------------------------------------- > Jon Lewis *[email protected]*| I route > System Administrator | therefore you are > Atlantic Net | > _________ http://www.lewis.org/~jlewis/pgp for PGP public key_________
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