Guides
Updated
ASN Lookup and IP Network Operator Guide
Learn how ASN lookup, routed prefix, and network operator describe an IP address's routing identity and attribution.
Read guideDatacenter, Residential and Home Broadband IPs
Learn how Datacenter, Residential, and Home Broadband IPs describe the network behind an address range.
Read guideIP Purity, Score, and Traffic Composition
Learn how to read IPLense Score, IP Purity, and ASN traffic.
Read guideNative IP vs. Broadcast IP and Anycast
Learn how Native and Broadcast IPs compare registration and usage regions, and how Anycast describes multi-location routing.
Read guideWhy IP Database Lookup Results Disagree
Learn why source data, address granularity, update timing, and field definitions produce different IP geolocation and network-type results.
Read guideLook up an IP
Put a guide to work: check the fields on a real result.
Start a lookup