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Need a server whitelisted - Cant send email to verizon.net

natben
Newbie
‎01-16-2025 04:23 PM

Getting the following error from 2 different client email servers:  550 5.4.300 Message expired -> 451 4.4.397 Error communicating with target host. -> 421 4.2.1 Unable to connect -> SocketTimedout: Socket error code 10060'
1/16/2025 8:27:10 PM - Server at verizon.net (104.225.8.28) returned '451 4.4.397 Error communicating with target host. -> 421 4.2.1 Unable to connect -> SocketTimedout: Socket error code 10060'

 

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