IP geolocation is not simple. There's no single authoritative source that says "this IP is in Germany." Geolocation providers like MaxMind and IP2Location build confidence scores from multiple vectors — latency measurements, traceroute data, reverse DNS hostnames, BGP routing tables, user-submitted corrections, WHOIS records, and increasingly, geofeeds. The final "location" you see for an IP is the output of a model weighing all of these signals together. If enough of the inputs say a given location, the confidence score tips and the databases reflect it.
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面对AI的发展，有人欢喜有人愁，影视行业“变天”已成为必然