Reverse DNS (PTR) DNS Errors Occurred

Operating System & Version
CentOS v7.9.2009
cPanel & WHM Version
v104.0.10
May 13, 2020
12
1
3
Yemen
cPanel Access Level
Root Administrator
I have problem in
Email Deliverability

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Reverse DNS (PTR) DNS Errors Occurred

The system failed to complete validation of “server.mydomain.com”’s “PTR” because of an error: (XID qqwg7d) DNS request timeout: 52.xxx.xxx.38.in-addr.arpa/PTR
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