I’m hearing from multiple sources that they’ve been having problems getting mail delivered to optonline.net, optonline.com and optimum.net all day. This appears to be affecting senders across the board, from ISPs to ESPs.
It looks like something is not working right over there, and hammering retries doesn’t seem to be helping. The best recommendation is for senders to back off overnight and test some sends tomorrow.
Over at the Exacttarget blog, there is a guest post up from Annalivia who handles much of the sender support (and about 15 million other things) at AOL.
Read MoreI was reading an article on Virus Rants and the opening paragraph really stood out.
Read MoreRecently, an abuse desk rep asked what to do when customers were complaining about being assigned an IP address located on a blocklist. Because not every blocklist actually affects mail delivery it’s helpful to identify if the listing is causing a problem before diving in and trying to resolve the issue.
Read More