How to: Create a PTR Record

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

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

  1. Login to the DNS and E-mail Administrative Interface tool via a Web browser.
  2. Use the Select context drop-down menu to select a DNS zone.
  3. Click Create in the Main Menu Bar (the orange bar).
  4. Click DNS Record in the sub-menu bar (the blue bar) to open the Create DNS Record form.
  5. Starting from a blank Create DNS Record form, select the PTR radio button.

    Note: The field names on the form change to reflect the naming convention for PTR records. The PTR record field names are IP Address, Host Name, and TTL.

  6. Enter the IP Address in the IP Address field.
  7. Enter the corresponding host name in the Host Name field.
  8. Click the Create button to submit the record for creation.

  9. The Interface tool will display a PTR record created message. To view PTR records you will need to use the List feature. The PTR record will not list in the table displayed.

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