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Cannot send email to comcast.net from a G Suite domain

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Cannot send email to comcast.net from a G Suite domain

Hi, I'm the administrator for a g suite domain.

 

We're unable to send email to comcast.net domains. We're not listed in spamhaus and our spf and dkim records appear to be properly configured.

 

Can you unblock our domain?

Thanks!

Expert

Re: Cannot send email to comcast.net from a G Suite domain

You need to call Comcast security for blocking issues------------------------------

 

Comcast Customer Security Assurance-------------------

Normal business hours (6:00 am to 2:00 am EST, 7 days a week)

1 - 888-565-4329