wp-includes/Requests/src/Exception/Http/Status511.php:21Exception for 511 Network Authentication Required responses
$codeintegerprotected$reasonstringprotectedfinal class Status511 extends Http { /** * HTTP status code * * @var integer */ protected $code = 511; /** * Reason phrase * * @var string */ protected $reason = 'Network Authentication Required';}Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/Requests/src/Exception/Http/Status511.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.