1. G

    Do you know how to contact Gmail postmasters to understand why "421-4.7.28 unsolicited mail originating from your IP address." ?

    Hello, Our SMTP server IP has been temporarily blacklisted several times since 3 days and we are still blacklisted by SMTP servers : 08:44:55.519 5 SMTP-036987( inp: 421-4.7.28 [IP 15] Our system has detected an unusual rate of 08:44:55.519 5 SMTP-036987(
  2. M

    Pop-up Ads abuse - blocking

    I use Yahoo Mail the free version. I can accept a limited amount of ads for example banner ads in my mailbox headings as part of the service. But I find that my Android mobile gets swamped with continual repeated pop-up ads throughout the messages in both the Inbox and Sent messages folders, and...