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https://www.hmailserver.com/forum/viewtopic.php?t=3027
Jul 22, 2008 · Use this forum if you have installed hMailServer and want to ask a question related to a production release of hMailServer. Before posting, please read the troubleshooting guide.A large part of all reported issues are already described in detail here.
http://myitengineer.com/hmailserver-smtp-protocol-error-550-delivery-is-not-allowed-to-this-address/
May 05, 2016 · You attempt to send emails via HMailServer and receive the following error: SMTP protocol error: 550 Delivery is not allowed to this address. Cause. Sending emails to the HMailServer from a different host is prevented by default as this could result in spamming. Solution. Go to settings => advanced => IP Ranges =>Internet
https://stackoverflow.com/questions/15831408/javamail-hmailserver-550-delivery-is-not-allowed-to-this-address
It's complaining about a particular recipient address. You'll need to check your mail server configuration to understand why it doesn't want to allow you to send to that address. It might be as simple as you've failed to login to your mail server , so it doesn't know who you are, and thus won't let you send to that address.
https://stackoverflow.com/questions/12495509/mail-smtp-server-response-550-the-address-is-not-valid-error-on-hmailserver
I know it is valid because it works when I send it from squirrel mail but when sending mail in php it will just not work. the invalid address presumably refers to the send_from address. so I can't see how it can think it's wrong. here is the php code:
http://gopalthorve.com/hmailserver-as-an-email-distribution-server/
In this case emails sent to remote users of same domain who are not in this list will be rejected by hMailServer saying that “550 Recipient not in route list.”, so that such emails will be not be sent to target SMTP host which saves bandwidth too. Remember by selecting this options you must add any new roaming/remote email account created ...
https://serverfault.com/questions/837329/smtp-error-550-delivery-not-allowed-to
The created email address is working fine. I mean I can login to the mail server and check the inbox of this user (the moodle). Also, there is a plugin for testing the setting. The log shows that delivery is not allowed and I don't know which side is causing such a problem, either the mail server admin or …
https://serverfault.com/questions/718913/ip-address-is-not-allowed-to-send-mail-from-domain
If it's being blocked due to an SPF record, then ideally they need to correct their SPF records to include their sending MX hosts. The reason it will be blocked by your mail servers and not others is purely down the configuration of mail servers or relays in your organisation to honor SPF records of the sender.
https://www.axigen.com/forum/forum/support-discussion-lists/webmail/2199-550-delivery-not-allowed
550 delivery not allowed February 1st, 2010, 09:27 AM ... we were unable to deliver your message to the following address. <[email protected]>: Remote host said: 550 Delivery not allowed to <greenfield.com.ph> [RCPT_TO] bbut, ... salesforce.com auto mails sent in name of local (axigen) user would fail wit same message unless a rule is ...
https://www.axigen.com/forum/forum/support-discussion-lists/general-configuration/23763-550-delivery-not-allowed-error-when-sending-emails-to-external-domain
For example I could not understand what means 'our external domain'? If you are sending an email from Axigen to an external server and this last one reject it with '550 - delivery not allowed' than you have to find why that particular external server is not able to deliver …
https://answers.microsoft.com/en-us/windows/forum/windows_vista-windows_programs/unknown-error-has-occured-550-you-are-not-allowed/1c0aabf1-536f-45e6-9d3a-a844e4e29c40
Jul 20, 2010 · Tech support scams are an industry-wide issue where scammers trick you into paying for unnecessary technical support services. You can help protect yourself from scammers by verifying that the contact is a Microsoft Agent or Microsoft Employee and that the phone number is an official Microsoft global customer service number.
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