I noticed recently that a few web sites are miscategorising my ISP's static IP as being in the wrong country. I knew it was a recent reallocation of a new block and suspected the web sites were using a stale version of a GeoIP database - probably MaxMind's GeoLite v1 offering.
If you see stuff like this while surfing the web, your IP is probably in the same boat:
It's such a stupid problem, but it's all due to lazy server admins or designers