GeoIP works by many different means. There are many different GeoIP databases which contain different data based on different opinions. Some are voluntarily rep

GeoIP works by many different means. There are many different GeoIP databases which contain different data based on different opinions. Some are voluntarily reported, some by ping timings, some based on the registered address of the owner of the block of IPs, some based on business records, some based on third party reporting of other direct measurements, etc. Starlink, in particular, reports their base station locations: https://geoip.starlinkisp.net/feed.csv https://geoip.starlinkisp.net/feed.csv