[mailop] Anyone from BNETZA.DE ?

2022-03-29 Thread Glowfish Domainadministrator via mailop
Hi there, we are trying to send mail to @bnetza.de and all our connections are getting refused. 2022-03-29T17:05:21.258Z,Route to Internet,08DA02823D63F10B,1,,194.156.223.25:25,*,,attempting to connect 2022-03-29T17:05:21.276Z,Route to

Re: [mailop] Business Office 365 hosted Exchange IP Addresses shared between customers? Lateral damage on spam sending customer.

2022-03-29 Thread Hans-Martin Mosner via mailop
Friends don't let friends run mail servers on shared cloud services. Seriously, mail is a reputation thing. If your IP address or IP range has a bad reputation because you have to share it with scum, don't be surprised that your mail isn't getting through. If you don't use your own domain name

[mailop] Business Office 365 hosted Exchange IP Addresses shared between customers? Lateral damage on spam sending customer.

2022-03-29 Thread Benoit Panizzon via mailop
Hi List One of the local electricity plants is sending invoices via hosted Office 365 emails services to it's customers, many hosted on our email platform. It's a larger Office 365 customer. Many of those emails were rejected as spam. So they opened a case with our abuse desk. I noticed their IP

Re: [mailop] AT blocking IP addresses

2022-03-29 Thread Noel Butler via mailop
On 29/03/2022 13:49, Graeme Slogrove via mailop wrote: the world is moving to cloud. Conversely, it may not be best move, plenty of orgs in Australia went cloud and plenty reverted back. As for website/Email, cloud providers think they are the only ones who know how to do things, plenty