Developer tool

Domain Age Checker

Look up a domain registration date through public RDAP data and calculate its age.

Uses public RDAP data
Domain Age Checkerpublic RDAP lookup

Registration dates come from the domain registry’s public RDAP record. A transfer or registry history can make “age” differ from the first-ever use of the name.

How to use this domain age checker

  1. Enter a bare domain name such as example.com and run the public RDAP lookup.
  2. Check the registration date, calculated age, registrar, and RDAP status. Registration records may be unavailable or incomplete.
  3. Repeat the test once if the result looks unusual, then record the final reading you want to keep.

About this domain age checker

Use the Domain Age Checker to look up a domain registration date through public RDAP data and calculate its age. Change the inputs to compare another result.

You can also use it to repeat the check after changing the input.

Example

Enter example.com to retrieve its public registration event and calculate the elapsed years, months, and days.

Common uses

  • look up a domain registration date through public RDAP data and calculate its age
  • repeat the check after changing the input
  • save a result for later reference