ReturnPath announced yesterday that SenderScore Certified now covers 1.2 billion inboxes, including mail handled by Hotmail, Time Warner Cable, GoDaddy and eventually Yahoo. A number of filters are also using SSC, including Spam Assassin, IronPort Systems, Barracuda Networks and Cloudmark.
Today’s edition of Magilla Marketing announced that Dave Linhardt and e360 have sued Comcast. Spamsuite.com has the text of the complaint up.
On the surface this seems quite silly. e360 is alleging a number of things, including that Comcast is committing a denial of service attack against e360 and locking up e360’s servers for more than 5 hours. Additionally, e360 is laying blame at the feet of multiple spam filtering companies, including Spamhaus, Trend Micro and Brightmail.
One of the more absurd claims is that Comcast is fraudulently transmitting ‘user unknown’ messages. At no point do they explain how or why they think this is the case, but simply assert:
Mark Brownlow has an interview with the author of Email Marketing For Dummies. It is a great summary of the book and gives some good hints to anyone interested in starting to use email as a marketing and customer retention tool.
Read MoreMatt posted a discussion of the portability of IP reputation over at his EmailKarma blog.
I have heard about Hotmail/MSN’s claim that if you add your new IPs to your SPF/SenderID record and send from your old IPs that your old IP reputation will transfer to your new IPs. I’ve not heard it working in practice, but it really can’t hurt to add your new IPs to your records as soon as you know what they are.