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Evgeny Matveev2018-04-05 10:09:30
Domain Name System
Evgeny Matveev, 2018-04-05 10:09:30

How to fix Reverse DNS is not a valid hostname?

mxtoolbox.com, when checked, gives a recommendation to fix
ads-my-mails.ru / 95.46.114.44
ptr is ok, 44.114.46.95.in-addr.arpa IN PTR ads-my-mails.ru
SMTP mail.ads-my-mails .ru Reverse DNS is not a valid hostname
what is it complaining about?

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