reversednsdoesnotmatchsmtpbanner

  1. E

    SMTP Banner Check Reverse DNS does not match SMTP Banner

    Connecting to 123.456.78.910 220 mail.domain.local Service ready [599 ms] EHLO keeper-us-east-1c.mxtoolbox.com 250-Requested mail action okay, completed 250-SIZE 20485760 250-ETRN 250-8BITMIME 250 OK [255 ms] MAIL FROM:<supertool@mxtoolboxsmtpdiag.com> 250 Requested mail action okay, completed...