Validate your domain information

You may want to check if all the information available online in regard of your domain is complete and correct.

In such a case you can go to intodns.com and enter the address of your domain to verify the settings.

One thing you will often see failing is “Reverse MX A records (PTR)” for your mail server, and this is a good way to find out if everything is all right or not.

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Validate SPF record online

If you are setting up the SPF record for your domain, you can test its validity online.