nanog mailing list archives
Re: Purchasing IPv4 space - due diligence homework
From: "Valdis Klētnieks" <valdis.kletnieks () vt edu>
Date: Wed, 03 Apr 2019 11:46:38 -0400
On Wed, 03 Apr 2019 15:20:17 -0000, "Torres, Matt via NANOG" said:
3. Check SORBS blacklisting. It should not show up except maybe the DUHL list(?). If it does, walk away.
SORBS isn't the only place to check. As an example, if Spamhaus doesn't have nice things to say about the block, it's time to start asking questions.... http://www.anti-abuse.org/multi-rbl-check/ has a fairly good list of places that could give your customer a bad time (whether or not the listing is deserved - the point is that being listed anywhere there will probably mean problems that have to be cleaned up) You may all now begin the religious war over where else to check.
Current thread:
- Purchasing IPv4 space - due diligence homework Torres, Matt via NANOG (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework John Alcock (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Matt Harris (Apr 03)
- RE: Purchasing IPv4 space - due diligence homework Sam Roche (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Valdis Klētnieks (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Nikolas Geyer (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Eric Dugas (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Nikolas Geyer (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Nikolas Geyer (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework John Alcock (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Jared Mauch (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Valdis Klētnieks (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Jared Mauch (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Mike Hammett (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Marco Davids via NANOG (Apr 04)
- Re: Purchasing IPv4 space - due diligence homework Valdis Klētnieks (Apr 03)
- RE: Purchasing IPv4 space - due diligence homework Jeffrey Hathaway via NANOG (Apr 03)
- Re: Purchasing IPv4 space - due diligence homework Martin Hannigan (Apr 03)