A warning exists for the Plesk-hosted domain in online checkers: SOA Expire Value out of recommended range

Symptoms

A free MXToolbox checker provides the following warning regarding the domain example.com hosted on a Plesk server:

SOA Expire Value out of recommended range

THe domain's Expire value is set to 604800 seconds or 7 days:

# dig +short SOA example.com
ns1.example.com. example.com. 2022052923 7200 3600 604800 10800

Cause

According to RFC 1912 the recommended range for SOA is 1209600 - 2419200 seconds (14-28 days).

Resolution

For one domain:

1. Log into Plesk.
2. Go to Domains > example.com > Hosting & DNS tab > DNS Settings > Settings tab.
3. Increase the currently existing Expire value to 14-28 days.

For multiples domains use the command like in the article.

Note: Make sure to replace -soa-expire 7D with, for example, -soa-expire 14D in the command from the article.