From d35bfc85e166e0bef5fa6ba12d7fb808963e587d Mon Sep 17 00:00:00 2001 From: timo Date: Sat, 6 May 2017 14:40:37 +0200 Subject: [PATCH] Footnote --- docs/dns.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/docs/dns.md b/docs/dns.md index 05e659917..ef573eb06 100644 --- a/docs/dns.md +++ b/docs/dns.md @@ -11,7 +11,7 @@ Below you can find a list of **recommended DNS records**. While some are mandato ## Reverse DNS of your IP -Make sure that the PTR record of your IP matches the FQDN of your mailcow host: `${MAILCOW_HOSTNAME}` (= host.domain.tld). This record is usually set at the provider you leased the IP (server) from. +Make sure that the PTR record of your IP matches the FQDN of your mailcow host: `${MAILCOW_HOSTNAME}` [^1]. This record is usually set at the provider you leased the IP (server) from. ## The minimal DNS configuration @@ -76,3 +76,5 @@ If you are interested in statistics, you can additionally register with the [Pos ``` @ IN TXT "google-site-verification=..." ``` + +[^1]: A **Fully Qualified Domain Name** (**FQDN**) is the complete (absolute) domain name for a specific computer or host, on the Internet. The FQDN consists of at least three parts devided by a dot: the hostname (myhost), the domain name (mydomain) and the toplevel domain in short **tld** (com). In the example of `mx.mailcow.email` the hostname would be `mx`, the domain name 'mailcow' and the tld `email`.