geoip_asnum_by_name
PECL geoip >= 1.1.0
geoip_asnum_by_name - Get the Autonomous System Numbers (ASN)
Manual
geoip_asnum_by_name(
string$hostname ): string
The geoip_asnum_by_name function will return the Autonomous System Numbers (ASN) associated with an IP address.
Parameters
- hostname
-
The hostname or IP address.
Return Values
Returns the ASN on success, or false if the address cannot be found in the database.