Domain Names/Static IP
Managing, controlling, and support for Custom Domain Names
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What is a PTR record?

Community Manager
Community Manager

What is a PTR record?

What is a PTR (pointer) record?


A pointer record* resolves an IP-address to a fully qualified domain name (FQDN).

This is an example of a PTR record:

Entry Type

IP Address

Entry Name



Why use a PTR?  Some companies use this as part of their security protocol.

A pointer record’s main use is to check whether a server name matches/associates with the IP address from where the connection was initialized.


To request a PTR record customer has to either contact our technical support team or send the following information to a moderator at the Comcast Business forum community.

  1. Full Name
  2. Account Number
  3. DNS Entry 
    1. EX:  à


* PTR records are also called Reverse DNS records.  To learn more about DNS, click here.

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