# Maxmind Geo Lite Announced By AS
This data call returns geolocation information for prefixes that are announced by an autonomous system. Annoucement information is based on RIS (https://www.ripe.net/analyse/internet-measurements/routing-information-service-ris/routing-information-service-ris), geolocation information is based on MaxMind's GeoLite2 data.
Prefix information (IPv4/IPv6) is based on GeoLite2 data created by MaxMind (opens new window), which is Copyright 2021 MaxMind, Inc. All Rights Reserved. Please consult MaxMind's license (opens new window) before using this data for non-internal projects. For details on the accuracy of this data, please visit MaxMind's product website.
|Number of the autonomous system