Is DO blocked 587 port? I can not use smtp of my office365

June 24, 2019 2.8k views
Applications CentOS

Hi,
I use office365 for my business.
I tried to setup smtp in my site but it not success.
I tried telnet to smtp.office365.com at port 587 but not success too.
Is DO blocked 587 port? If yes, please open it. It is importance to me.
My IP is 139.59.102.115
Regards,

2 Answers

Hello,

I belive that you just need to make sure that you open port 587 for outgoing TCP connections on your droplet itself.

Hope that this helps!

Regards,
Bobby

  • Hi bobby,
    Thanks for your reply,
    I used csf as firewall and pretty sure that 587 port are opened.
    Thanks!

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