Search for any ASN
Learn more about Autonomous System Numbers (ASNs) and how to use our API for ASN lookups.
An Autonomous System Number (ASN) is a unique identifier assigned to a network or a group of networks under a single administrative control. ASNs are used in the Border Gateway Protocol (BGP) to identify and route traffic between different networks on the internet.
Our GeoIP API allows you to look up the ASN associated with any IP address. You can use this feature to gather information about the network an IP belongs to.
Try GeoIP APIOur ASN Lookup API allows you to retrieve detailed information about any ASN. Here's how to use it:
GET https://banproxy.com/api/asn/{asn_number}
Example response:
{
"asn": "15169",
"name": "GOOGLE",
"country": "US",
"registrationDate": "2000-03-30",
"orgName": "Google LLC"
}