libmaxminddb

C library for reading MaxMind DB files (GeoIP2, GeoLite2)

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C library for the MaxMind DB file format

mmdblookup

Look up an IP address in a GeoIP2 database$ mmdblookup --file GeoLite2-City.mmdb --ip 8.8.8.8

Query specific data field from a MaxMind DB file$ mmdblookup --file GeoLite2-City.mmdb --ip 1.1.1.1 location latitude

Output results in JSON format$ mmdblookup --file GeoLite2-Country.mmdb --ip 203.0.113.1 --json