false positives
Spamhaus: False positive issue on Friday 10/13
A number of folks have reached out to me (and posted on various forums) asking about a Spamhaus glitch last Friday night (October 13th), US ...
Topic
A number of folks have reached out to me (and posted on various forums) asking about a Spamhaus glitch last Friday night (October 13th), US ...
Are you running into this error message when sending to users at AT&T/SBCGlobal email domains ? <(user)@sbcglobal.net>: host al-...
Google's Gmail platform appears to have been throwing intermittent false "user unknown" bounces for just about the past 24 hou...
Ben at MailChimp takes us through it : Postini causes wanted mail to not be delivered. MailChimp tries to work with Postini. Postini rather ...
Laura Atkins of Word to the Wise covers the topic capably , covering both sides of the ISP/blacklist filtering coin. Here’s my take on it, b...