Tag: DNSBLs

SBLs

On the fifth day of Listmas, my data showed to me five SBLs… Coming up on Spamhaus’ radar is usually bad news. Unlike some stories that you might read on the Internet, Spamhaus won’t reach out in order to give you a Target gift card. While we won’t go deeply into what SBL listings are… Read More

Back to Basics: Where does Spamhaus get off…

One of the more popular questions that comeĀ up deals with the use of DNSBLs[1] , especially Spamhaus’ lists, by ISPs[2] . The question usually goes something like this: Who are the operators of that list and what gives them the right to regulate commerce? Are they run by a government or something? A Brief History… Read More

I Can’t Give You What You Want

Yesterday, I was talking with a potential client about engaging my services. The prospect asked for a guarantee of results with regard to a smallish blocking list, and left the telephone call unhappy because I would not do that. The reason that I, and indeed ANY email delivery consultant, cannot guarantee results seems obvious to… Read More

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