Re: [mailop] MagicMail / MIPSpace Listing

2022-01-29 Thread joemailop--- via mailop
A server manage is also listed on All and Poor lists. I did a search around that IP space, including stuff that never sends emails, like VPN concentrators, routers, and unused IP and they're listed too inside the same /24. I wouldn't be surprised if they block /24s. Removal URL that I found is

Re: [mailop] Microsoft/O365 SPF failures

2022-01-20 Thread joemailop--- via mailop
That is intentional/by design. The source is inside 40.95.0.0/16 which is their "relay pool". It is documented here - https://docs.microsoft.com/microsoft-365/security/office-365-security/high-risk-delivery-pool-for-outbound-messages. Scroll down to the relay pool subheader and read up more ab

Re: [mailop] Malware waves from hotmail.com

2021-06-05 Thread joemailop--- via mailop
Hello Scott, Azure's IP space, updated once a week with one week lead before they go live - https://www.microsoft.com/en-us/download/details.aspx?id=56519 From the looks of the json filename, it is changed after each release, so I wouldn't recommend re-downloading the below json file for new up

Re: [mailop] SuspiciousRemoteServerError

2021-05-20 Thread joemailop--- via mailop
I don't think it's a global change by Microsoft. If you're correct that the error is a certificate issue, it is within the realm of possibilities that a particular O365 customer (provided *.eurprd08.prod.outlook.com is O365) has created a send connector for a domain that you host (or not, if t

Re: [mailop] paypal.com issues

2021-05-20 Thread joemailop--- via mailop
Maybe it was a temporary issue? Right now I only see one entry - dig paypal.com txt | findstr "spf" paypal.com. 3444IN TXT "v=spf1 include:pp._spf.paypal.com include:3ph1._spf.paypal.com include:3ph2._spf.paypal.com include:3ph3._spf.paypal.com include:3ph4._spf.paypa