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General FAQs

Does EveryCloud block incorrect RDNS addresses?
       Yes we use a reverse DNS look up - if it's not a valid domain then we will block it straight away.
Thu, 21 Nov, 2019 at 4:38 PM
How does EveryCloud know to send to the recipient’s server using TLS?
       When the target server responds to a "telnet“ on port 25 (SMTP), the command "ehlo“ is used to prove whether TLS is possible or not. When...
Thu, 21 Nov, 2019 at 4:38 PM
Are there any limits on sending outbound mail?
       RESTRICTIONS   - A maximum of 60 individual connections each 3 minutes, per relay server. - Per connection you may send 30 e-mails in 3 minutes ...
Thu, 21 Nov, 2019 at 4:37 PM
Can you please tell me what the retry period is for deferred mail? i.e. How frequently / at what interval will the service try to redeliver the inbound messages?
       The retry period is about 5 minutes, then it goes to 15 minutes after 2 hours.
Thu, 21 Nov, 2019 at 4:36 PM
My emails have bounced due to one of your servers becoming blacklisted. Do I have to resend all these emails?
       Yes. Once permanently rejected neither incoming nor outgoing messages will not be delivered again automatically. This also applies to the Continuit...
Thu, 21 Nov, 2019 at 4:35 PM
452 4.3.1 Insufficient system resources
       PROBLEM: Microsoft Exchange server prompts the error '452 4.3.1 Insufficient system resources' message in the control panel. ENVIRON...
Thu, 21 Nov, 2019 at 4:35 PM