Question

Outgoing connections on port 25 are blocked?

Posted January 26, 2015 5.3k views

Outgoing connections on port 25 over IPV4 are blocked? I’m trying to connect to external SMTP server and all times connection is going to timeout.

interspire.smtp.com:25 is not responding.

smtp.gmail.com:587 is not responding.

smtp.gmail.com:465 is not responding.

pop.gmail.com:995 is not responding.

email-smtp.us-east-1.amazonaws.com:465 is not responding.

relay.dnsexit.com:25 is not responding.

mail.authsmtp.com:25 is not responding.

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cristianormorae
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cristianormorae
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  • iMaker August 3, 2017
    Reply Report

    I have also issue with outgoing port 25, I tried every thing as mention in digitalocean’s community but still facing issue and No one answer my ticket from Digitalocean support system,
    How disappointing :(

    *“`
    root@iMaker-test:~# telnet compilor.com 25
    Trying 167.114.200.247…
    telnet: Unable to connect to remote host: Connection timed out

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1 answer
IMsupporting January 26, 2015

From what I understand you may need to raise a ticket with Digital ocean. Some IP’s / VPS can be blocked. ( From what I have seen )

Also, check your outgoing iptables / firewall rules to be sure you are not blocking it yourself.

Reply Report
  • iMaker August 3, 2017

    I have also issue with outgoing port 25, I tried every thing as mention in digitalocean’s community but still facing issue and No one answer my ticket from Digitalocean support system,
    How disappointing :(

    *“`
    root@iMaker-test:~# telnet compilor.com 25
    Trying 167.114.200.247…
    telnet: Unable to connect to remote host: Connection timed out

    Reply Report
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