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apply_filters( 'network_admin_url', string $url, string $path )

Filters the network admin URL.

$url: (string) The complete network admin URL including scheme and path.
$path: (string) Path relative to the network admin URL. Blank string if no path is specified.

Used By	Description
wp-includes/link-template.php: network_admin_url()	Retrieves the URL to the admin area for the network.

Version	Description
3.0.0	Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/network_admin_url