TagReturnPath

Holomaxx dismisses part of lawsuit

Ken announced yesterday that Holomaxx dropped their suits against Ironport and ReturnPath. Suits against Yahoo and Hotmail are still active. In the Yahoo case, there is a case management meeting on January 14th. In the Microsoft case, a response the complaint is due by December 17th. I’m not quite sure what happened to prompt this change, but I think it makes it even more unlikely that the...

Office cat says

All work and no cat petting makes for a very cranky, and in the way, cat.
Return Path has turned our recent series of blog posts about SORBS into a handy list for what people SHOULD do when they’re intending to run a blocklist. More regular posting will return next week.

ESPs being targeted

There has been an ongoing, concerted attack against ESPs recently. Today ReturnPath published some of what is known about the attack. This is an organized, deliberate, and destructive attack clearly intent on gaining access to industry-grade email deployment systems. Further, the potential consequences should ESP client mailing lists be compromised at this time of the year is unimaginable. If you...

Reputation monitoring sites

There are a number of sites online that provide public information about reputation of an IP address or domain name. Sender Score – . Provided by Return Path. They collect data from some ISPs and blocklists. Using a proprietary formula, they calculate a sender score running from 1 – 100 for each IP address sending mail to their network. Higher scores means a better reputation. Can be...

Delivery Monitor Closing Down

Delivery Monitor by Aweber is one of the inbox monitoring services available for senders. Aweber has been in the process of winding down Delivery Monitor for the last few months and they will be turning the service off completely tomorrow. A lot of folks have asked me about replacements for Delivery Monitor. There are, of course, Return Path and Pivotal Veracity, but many of the smaller mailers I...

Yahoo turns on images by default for RP certified IPs

ReturnPath announced today that images and links from Return Path Certified senders are turned on by default in the Yahoo mail interface. This affects many of the other domains using Yahoo for mail hosting including Bellsouth, SBC, Rogers, BT Internet and Rocketmail. Overall, I think this is something that Return Path can be proud of. Yahoo fiercely protects their users’ inboxes. They have...

RPost and Goodmail settle lawsuit

Last September, I blogged about RPost suing Goodmail for patent infringement. Today the two companies announced they’ve reached a settlement and have forged a partnership. Goodmail will be offering RPost’s technology as an upgrade to customers and replacing their own “proof of delivery” technology with RPost’s legal service technology. “We carefully reviewed RPost’s...

News from MAAWG

During MAAWG a number of companies in the email space announce new initiatives, mergers, products and the like. This MAAWG is no different. Spammers adjust to security trends. This is not really news, spammers have been adjusting to new security measures since folks started blocking from: addresses back in ’95 and ’96. The tactics are different and developing, but for every security...

20% of email doesn't make it to the inbox

Return Path released their global delivery report for the second half of 2009. To put together the report, they look at mail delivery to the Mailbox Monitor accounts at 131 different ISPs for 600,000+ sends. In the US, 20% of the email sent by Mailbox Monitor customers to Return Path seed accounts doesn’t make it to the inbox. In fact, 16% of the email just disappears. I’ve blogged in...

Delivery case study

Mailchimp published a case study looking at a customer moving from sending in house to using Mailchimp.

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