It's one thing who the blocks are assigned to, but that doesn't mean the whole block is assigned to the same country. In fact not many of the /8 blocks are only used in one country. I half-vibe-coded a zoomable map of the geoip info for the IPv4 space at https://erikcorry.github.io/hilbert-virtual-memory-map/?file...

The thing I found most interesting was the commercial assignments, which seem very anachronistic. https://news.ycombinator.com/item?id=45372981