blog.anta.net » blacklisting

New RFC on DNSBL operational practices

Thor Kottelin — Thu, 19 Jan 2012 10:55:50 +0000

The Internet Research Task Force has published informational RFC 6471 on DNSBL operational practices. The acronym DNSBL stands for ‘DNS-based list’, which is more apt than ‘DNS blacklist’ as the DNSBL format can also be used to publish whitelists. One of the recommendations in the RFC, which is authored by Chris Lewis of Nortel and Matt [...]

A story about how not to maintain mailing lists

Thor Kottelin — Thu, 17 Feb 2011 14:13:59 +0000

Some years ago, I actively traded shares, and at that time, I subscribed to the market information mailing list of a certain bank. As far as I can recall, this went smoothly. However, I recently decided to unsubscribe, and that turned out to be something entirely different. Day 1 The bank sends me an email [...]

Microsoft shrugs off complaints about un‑opt-outable bulk mail list

Thor Kottelin — Fri, 21 Sep 2007 18:51:00 +0000

Microsoft’s TechEd IT Forum will be held in a few weeks' time. If you have taken the Boulder pledge, you may have to stay at home though.

Blacklisted!

Thor Kottelin — Wed, 18 Apr 2007 13:01:00 +0000

Because of unsolicited promotional email and other forms of network abuse, access to network services - such as mail exchangers ...