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DOI inspector

Inspect the structure of a Digital Object Identifier.

Showing a worked example. Change the values and the result updates, and the answer lives in the URL.

Structure

Directory indicator10always 10 for a DOI
Registrant code1038assigned by a registration agency; not resolved to a name here
Prefix10.1038
Suffixnature12373chosen by the registrant, opaque by design
StandardISO 26324
Resolver formhttps://doi.org/10.1038/nature12373

What this does not tell you

Check digitNot applicablea DOI has none; correctness is established by resolving it
ExistenceNot checkedno network lookup is made, ever
What it points toNot checked

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