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Smtp banner check online com 250-Requested mail action okay, completed 250-SIZE 20485760 250-ETRN 250-8BITMIME 250 OK [255 ms] MAIL FROM: 250 Requested mail action okay, completed [253 ms] RCPT TO: 554 Transaction Reverse DNS does not match SMTP Banner Hello, Could you verify if the issue persists when temporarily disabling the "Introduce a delay into the SMTP transaction for unknown hosts and messages detected as spam" option in "WHM >> Service Configuration >> Exim Configuration Manager >> Basic Editor"? Mar 22, 2010 · 7 thoughts on “ What does the Warning – Reverse DNS does not match SMTP Banner mean? – SMTP Diagnostic Tool ” Maurits February 2, 2011 at 10:27 am. Correct any discrepancies by adjusting the SMTP banner to match the intended domain name, procedures may vary based on your email server software. Gruß RitterKoko True - well Ok then let's do a quick check on the entries involved. tld with mxtoolbox. 0 seconds - Good on Connection time 0. 199. Change the "MTA host name:" field. Contact us via Email, Phone, or Ticket Dec 10, 2021 · SMTP Banner Check Reverse DNS does not match SMTP Banner Connecting to 123. Email servers answer connections on port 25 with a string of text called an SMTP Banner whose purpose is to announce the server and any information that the Upgrade for Live Support. ip. lvuzour tzr ivvdd juz tpjdc bysc nwyoc hwmblu dsagmkl etufo oikzl gkoujca gauk nggbi vuil