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| author | Mynacol <2505725-Mynacol@users.noreply.gitlab.com> | 2023-05-29 15:09:08 +0200 |
|---|---|---|
| committer | Mynacol <2505725-Mynacol@users.noreply.gitlab.com> | 2023-05-29 15:09:08 +0200 |
| commit | 7e09d8f537d2c95af57a3a9784d4daa83501a3a7 (patch) | |
| tree | 88b259145e04e33be3f1e864a32f2db3d00a185e /docs | |
| parent | 1bcfcf786bc289ca1bd2c9d29d6f02d9141b1da3 (diff) | |
docs: add submissions DNS record for autodiscovery
Add the submissions autodiscovery SRV DNS record for implicit TLS in
SMTP (submission) connections according to
[RFC 8314](https://www.rfc-editor.org/rfc/rfc8314#section-5.1).
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/autodiscovery.rst | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/docs/autodiscovery.rst b/docs/autodiscovery.rst index 7f4d438..a630850 100644 --- a/docs/autodiscovery.rst +++ b/docs/autodiscovery.rst @@ -4,13 +4,14 @@ Autodiscovery `RFC6186 <https://www.rfc-editor.org/rfc/rfc6186>`_ allows supporting email clients to automatically discover SMTP / IMAP addresses of the mailserver. For that, the following records are required: -================ ==== ==== ======== ====== ==== ================= -Record TTL Type Priority Weight Port Value -================ ==== ==== ======== ====== ==== ================= -_submission._tcp 3600 SRV 5 0 587 mail.example.com. -_imap._tcp 3600 SRV 5 0 143 mail.example.com. -_imaps._tcp 3600 SRV 5 0 993 mail.example.com. -================ ==== ==== ======== ====== ==== ================= +================= ==== ==== ======== ====== ==== ================= +Record TTL Type Priority Weight Port Value +================= ==== ==== ======== ====== ==== ================= +_submission._tcp 3600 SRV 5 0 587 mail.example.com. +_submissions._tcp 3600 SRV 5 0 465 mail.example.com. +_imap._tcp 3600 SRV 5 0 143 mail.example.com. +_imaps._tcp 3600 SRV 5 0 993 mail.example.com. +================= ==== ==== ======== ====== ==== ================= Please note that only a few MUAs currently implement this. For vendor-specific discovery mechanisms `automx <https://github.com/rseichter/automx2>`_ can be used instead. |