there is a fundamental disconnect here. the IP space is neutral. it has no bias toward or against social behaviours. its a tool. the actual/real target here are the people who are using these tools to be antisocial. blacklisting IP space is always reactive and should only beused in emergency and as a -TEMPORARY- expedient.
IMHO of course., YMMV. --bill On Tue, Sep 08, 2009 at 01:43:39PM -0400, John Curran wrote: > Folks - > > It appears that we have a real operational problem, in that ARIN > does indeed reissue space that has been reclaimed/returned after > a hold-down period, and but it appears that even once they are > removed from the actual source RBL's, there are still ISP's who > are manually updating these and hence block traffic much longer > than necessary. > > I'm sure there's an excellent reason why these addresses stay > blocked, but am unable to fathom what exactly that is... > Could some folks from the appropriate networks explain why > this is such a problem and/or suggest additional steps that > ARIN or the receipts should be taking to avoid this situation? > > Thanks! > /John > > John Curran > President and CEO > ARIN > > On Sep 8, 2009, at 11:16 AM, Ronald Cotoni wrote: > > > Tom Pipes wrote: > >> Greetings, > >> > >> We obtained a direct assigned IP block 69.197.64.0/18 from ARIN in > >> 2008. This block has been cursed (for lack of a better word) since > >> we obtained it. It seems like every customer we have added has had > >> repeated issues with being blacklisted by DUL and the cable > >> carriers. (AOL, AT&T, Charter, etc). I understand there is a > >> process to getting removed, but it seems as if these IPs had been > >> used and abused by the previous owner. We have done our best to > >> ensure these blocks conform to RFC standards, including the proper > >> use of reverse DNS pointers. > >> > >> I can resolve the issue very easily by moving these customers over > >> to our other direct assigned 66.254.192.0/19 block. In the last > >> year I have done this numerous times and have had no further issues > >> with them. > >> > >> My question: Is there some way to clear the reputation of these > >> blocks up, or start over to prevent the amount of time we are > >> spending with each customer troubleshooting unnecessary RBL and > >> reputation blacklisting? > >> I have used every opportunity to use the automated removal links > >> from the SMTP rejections, and worked with the RBL operators > >> directly. Most of what I get are cynical responses and promises > >> that it will be fixed. > >> If there is any question, we perform inbound and outbound scanning > >> of all e-mail, even though we know that this appears to be > >> something more relating to the block itself. > >> > >> Does anyone have any suggestions as to how we can clear this issue > >> up? Comments on or off list welcome. > >> > >> Thanks, > >> > >> --- Tom Pipes T6 Broadband/ Essex Telcom Inc tom.pi...@t6mail.com > >> > >> > > Unfortunately, there is no real good way to get yourself completely > > delisted. We are experiencing that with a /18 we got from ARIN > > recently and it is basically the RBL's not updating or perhaps they > > are not checking the ownership of the ip's as compared to before. > > On some RBL's, we have IP addresses that have been listed since > > before the company I work for even existed. Amazing right? > > > >
