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mail_servers [2018/10/19 23:28] steve |
mail_servers [2018/10/21 23:56] steve |
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| Line 3: | Line 3: | ||
| * [[SendGrid]] | * [[SendGrid]] | ||
| * [[mailx]] | * [[mailx]] | ||
| + | * [[opendkim]] | ||
| * [[postfix]] | * [[postfix]] | ||
| * [[sendmail]] | * [[sendmail]] | ||
| Line 94: | Line 95: | ||
| <code> | <code> | ||
| MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCt5N5njq8VngIYr9S6KbIcfqkVAUdo2Bi7JoAa0G6TuOzCg73/ByfJzOZFaKlOLdihVfJy2LqaciMtseBJoXhMgH/eE2tLEXM3Sw4ub4PSXsXsYysSSqzFdberGaiRTDbavdTIDfpYmX8jyyP1Rg5j1S3rppeHeBixA2fcdrWSRQIDAQAB | MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCt5N5njq8VngIYr9S6KbIcfqkVAUdo2Bi7JoAa0G6TuOzCg73/ByfJzOZFaKlOLdihVfJy2LqaciMtseBJoXhMgH/eE2tLEXM3Sw4ub4PSXsXsYysSSqzFdberGaiRTDbavdTIDfpYmX8jyyP1Rg5j1S3rppeHeBixA2fcdrWSRQIDAQAB | ||
| + | </code> | ||
| + | |||
| + | Choose a name selector to use in the DNS text record which will prefix the name ''._domainkey''. Here, the selector is named ''nx''. | ||
| + | |||
| + | <code> | ||
| + | nx._domainkey.beandog.org | ||
| + | </code> | ||
| + | |||
| + | For the value of the TXT record, use DKIM version, the key type, and the public key string: | ||
| + | |||
| + | <code> | ||
| + | v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCt5N5njq8VngIYr9S6KbIcfqkVAUdo2Bi7JoAa0G6TuOzCg73/ByfJzOZFaKlOLdihVfJy2LqaciMtseBJoXhMgH/eE2tLEXM3Sw4ub4PSXsXsYysSSqzFdberGaiRTDbavdTIDfpYmX8jyyP1Rg5j1S3rppeHeBixA2fcdrWSRQIDAQAB | ||
| </code> | </code> | ||
| Line 99: | Line 112: | ||
| [[http://www.mail-tester.com/|Mail Tester]] is a great site that you can send emails to and see how it is regarded by other mail servers. It will give recommendations on how to improve SPF records, DKIM signing, SpamAssassin results, etc. | [[http://www.mail-tester.com/|Mail Tester]] is a great site that you can send emails to and see how it is regarded by other mail servers. It will give recommendations on how to improve SPF records, DKIM signing, SpamAssassin results, etc. | ||
| - | |||
| - | Here is an example one sent from the A2 Hosting shared account: http://www.mail-tester.com/web-yLwB8z | ||
| You can use ''mailx'' to send email directly. When using it, set the ''From:'' address properly as it would be sent: | You can use ''mailx'' to send email directly. When using it, set the ''From:'' address properly as it would be sent: | ||
