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Update prerequisite-dns.md

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André Peters 2021-02-15 21:01:34 +01:00 committet von GitHub
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docs/prerequisite-dns.md
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@ -23,10 +23,9 @@ This example shows you a set of records for one domain managed by mailcow. Each
```
# Name Type Value
mail IN A 1.2.3.4
autodiscover IN CNAME mail
autoconfig IN CNAME mail
@ IN MX 10 mail
autodiscover IN CNAME mail.example.org. (your ${MAILCOW_HOSTNAME})
autoconfig IN CNAME mail.example.org. (your ${MAILCOW_HOSTNAME})
@ IN MX 10 mail.example.org. (your ${MAILCOW_HOSTNAME})
```
## DKIM, SPF and DMARC
@ -35,7 +34,7 @@ In the example DNS zone file snippet below, a simple **SPF** TXT record is used
```
# Name Type Value
@ IN TXT "v=spf1 mx -all"
@ IN TXT "v=spf1 mx a -all"
```
It is highly recommended to create a **DKIM** TXT record in your mailcow UI and set the corresponding TXT record in your DNS records. Please refer to [OpenDKIM](http://www.opendkim.org) for further reading.
@ -58,21 +57,18 @@ _dmarc IN TXT "v=DMARC1; p=reject; rua=mailto:mailauth-reports@
```
# Name Type Priority Weight Port Value
_autodiscover._tcp IN SRV 0 1 443 mail.example.org.
_caldavs._tcp IN SRV 0 1 443 mail.example.org.
_autodiscover._tcp IN SRV 0 1 443 mail.example.org. (your ${MAILCOW_HOSTNAME})
_caldavs._tcp IN SRV 0 1 443 mail.example.org. (your ${MAILCOW_HOSTNAME})
_caldavs._tcp IN TXT "path=/SOGo/dav/"
_carddavs._tcp IN SRV 0 1 443 Mail.example.org.
_carddavs._tcp IN SRV 0 1 443 Mail.example.org. (your ${MAILCOW_HOSTNAME})
_carddavs._tcp IN TXT "path=/SOGo/dav/"
_imap._tcp IN SRV 0 1 143 mail.example.org.
_imaps._tcp IN SRV 0 1 993 mail.example.org.
_pop3._tcp IN SRV 0 1 110 mail.example.org.
_pop3s._tcp IN SRV 0 1 995 mail.example.org.
_sieve._tcp IN SRV 0 1 4190 mail.example.org.
_smtps._tcp IN SRV 0 1 465 mail.example.org.
_submission._tcp IN SRV 0 1 587 mail.example.org.
_imap._tcp IN SRV 0 1 143 mail.example.org. (your ${MAILCOW_HOSTNAME})
_imaps._tcp IN SRV 0 1 993 mail.example.org. (your ${MAILCOW_HOSTNAME})
_pop3._tcp IN SRV 0 1 110 mail.example.org. (your ${MAILCOW_HOSTNAME})
_pop3s._tcp IN SRV 0 1 995 mail.example.org. (your ${MAILCOW_HOSTNAME})
_sieve._tcp IN SRV 0 1 4190 mail.example.org. (your ${MAILCOW_HOSTNAME})
_smtps._tcp IN SRV 0 1 465 mail.example.org. (your ${MAILCOW_HOSTNAME})
_submission._tcp IN SRV 0 1 587 mail.example.org. (your ${MAILCOW_HOSTNAME})
```
## Testing