experiencing inconsistent ip geolocation data with my ip lookup tool, what are common reasons for inaccuracies?

hey everyone, just launched my new 'IP Lookup Tool' on the site a few weeks ago, and it's been getting some decent traction, which is awesome. but, i've started noticing a pretty significant issue with the ip geolocation data it's returning. there are some real inconsistencies popping up for certain queries. for instance, mobile IPs often show completely incorrect locations – like someone in new york showing up as being in california. and even some fixed IPs are being mapped to totally wrong regions, sometimes even different countries. this kinda thing really affects user trust and, frankly, the reliability of the tool itself. i mean, what's the point of an ip location data tool if the data isn't accurate, right?

so, i'm trying to figure out, what are the primary technical reasons or common data source issues that typically cause these kinds of ip geolcation inaccuracies? are there any best practices, specific data providers you'd recommend, or even debugging strategies I should be looking into to significantly improve the accuracy of my tool's ip geolocation data? thanks in advance!