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|TLD type||Country code top-level domain|
|Intended use||Entities connected with Andorra|
|Actual use||Gets some use in Andorra|
|Registration restrictions||Registrations must be pre-approved by Office for State Emblems and Signs, are generally limited to residents of Andorra or Andorran trademark holders with an agent in Andorra, and the number of registrations per person is limited|
|Structure||Names can be registered directly at the second level; third-level registrations under .nom.ad are used for personal sites|
Because .ad is also an abbreviation for the word advertisement or advert, .ad has also been used in an unconventional manner as a domain hack by some advertising media, as well as in the year usage 20XX.ad.