How to: Request a PTR Record (or Reverse DNS Pointer)

NOTE: This is for Hawaii Business Class Customers Only. For customers in other States, please go to "Contact Customer Service" for further assistance.

A PTR record, also referred to as a Reverse IP record, is an "A" record in reverse. In the case of an "A" record, DNS lists a Fully Qualified Domain such as and points it to an IP address. A PTR record lists an IP address and points it to a Fully Qualified Domain such as

Unlike domain names, IP space used by TWC is owned by TWC. TWC assigns the customer the right to use certain blocks of space, which are assigned during the account creation process. The customer may choose DNS service providers, including TWC, a third-party DNS service provider, or the customer may manage their own DNS services. IP addresses, however, may only be managed by the owner of the IP space, which is TWC.

In order to enter PTR records into the TWC DNS server, the IP space must be TWC Commercial owned IP space. This means that it is the IP space is assigned to the customer by TWC for their use only.

HAWAII Business Class Customers

Please have the designated primary POC on record for your account, send an email to with the following information:

(in the subject line) PS$: ("your business name" - "Billing Account Number") PTR Request

(i.e. PS$: My Company - 0-123456-78-9) PTR Request

In the body of the message, briefly state your request and include the following information:

  1. Business Name

  2. Primary POC Name

  3. Primary POC email address

  4. Oceanic Time Warner Cable Business Class Billing Account number

  5. Primary POC phone number

  6. Host name (i.e. host name for = mail)

  7. IP address (please be sure that this is a static IP address that was provided to your company by Oceanic Time Warner Cable Business Class (Hawaii))
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