A part of:

Inurl Php Id 1 __full__ Free 〈Validated ✪〉

: This could refer to a specific record or item identified by the number "1" in a database.

Platforms like HackerOne, Bugcrowd, and Intigriti have "scope" lists. You are legally allowed to use Google Dorks (including inurl:php?id=1 ) against their authorized domains. inurl php id 1 free