ASN Scanner
IP to ASN lookup and Autonomous System Number analysis tool. Find ASN information for any IP address and explore network ranges.
Discover which Autonomous System owns any IP address, explore ASN ranges, and analyze network infrastructure.
1,038
Total ASNs
44,324
IP Ranges
25
Countries
IP Lookup
Look up ASN information for a single IP address.
ASN Search
Search for ASNs by name or organization.
Bulk IP Lookup
Look up ASN information for multiple IP addresses at once.
Go to Bulk LookupAPI Access
Access our REST API for programmatic access to ASN data.
View APIFeatures
IP to ASN Lookup
Find which Autonomous System owns any IP address with detailed information.
Country Information
Get country and organization information for each ASN.
REST API
Programmatic access to all ASN data via REST API endpoints.