[mailop] BT

2017-02-02 Thread Ian McDonald
Hi Folks, Anyone from BT that could contact me off-list? Our reputation is good (senderscore / senderbase), and we're a low-volume sender in real terms, but they appear to be rejecting the whole IP range our outgoing mail servers live in. I've tried contacting postmaster without success.

Re: [mailop] Microsoft/Hotmail discards mails

2016-06-09 Thread Ian McDonald
Hi Michael, Can you advise how one would “ramp up” such a new IP? The very nature of such transactional traffic is that it’s bursty, and may go for weeks when one may send a few dozen mails, then a few thousand on a specific day, then nothing again. Wouldn’t your systems detect that as

[mailop] Barracuda Central

2016-02-03 Thread Ian McDonald
Hi, We're experiencing that barracuda's BRBL (barracudacentral) is returning transient "false positives". Is there anyone from Barracuda that could contact me off-list please? I've tried filling in the contact form a few times without success. Thanks -- ian