From 93ac2dd35eeb4a5dd88bfdf87874be4983f6bb4b Mon Sep 17 00:00:00 2001 From: tiyn Date: Tue, 7 Jul 2026 03:38:52 +0200 Subject: [PATCH] DNS: Added Note to PTR Records --- wiki/dns.md | 6 ++++-- wiki/email.md | 2 ++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/wiki/dns.md b/wiki/dns.md index e3cccfa..d2c8948 100644 --- a/wiki/dns.md +++ b/wiki/dns.md @@ -112,5 +112,7 @@ Its basic structure is the following. Where `` is the reverse DNS representation of an IP address, `` is the canonical hostname and `PTR` is the constant for the type of the record. -PTR records are part of the reverse DNS namespace and are usually managed by the -owner of the IP address rather than the owner of the domain. +PTR records are part of the reverse DNS namespace and are usually managed by the owner of the IP +address rather than the owner of the domain. +Therefor, they usually have to be set on the domain management website or (if accessible) directly +in the DNS server. diff --git a/wiki/email.md b/wiki/email.md index ca3b71c..b5e5efe 100644 --- a/wiki/email.md +++ b/wiki/email.md @@ -92,6 +92,8 @@ p=reject The server's IP address should resolve back to the mail host. This is done using a [PTR record](/wiki/dns.md#ptr-record). +Please note that PTR records can not be set as easily as normal DNS records as explained in +[the corresponding section of the DNS entry](/wiki/dns.md#ptr-record). ```txt PTR mail..