chenjj / espoofer

An email spoofing testing tool that aims to bypass SPF/DKIM/DMARC and forge DKIM signatures.🍻

Home Page:https://www.jianjunchen.com/p/composition-kills.USESEC20.pdf

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Problem for by pass gmail in server mode

raatc opened this issue · comments

commented

I bypass few service with your script, but it s not work on gmail. i have this error:

[6.20.7.244] The IP address sending this message does not have a
550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not
550-5.7.25 point to the sending IP. As a policy, Gmail does not accept messages
550-5.7.25 from IPs with missing PTR records. Please visit
550-5.7.25 https://support.google.com/mail/answer/81126#ip-practices for more
550 5.7.25 information. uo38-20020a170907cc2600b0087bda90a805si8503852ejc.488 - gsmtp