I would guess it's some quirk, like a domain that originally had a real DNS A record, then switched it to point at 127.0.0.1 some time later. But the cached in

I would guess it's some quirk, like a domain that originally had a real DNS A record, then switched it to point at 127.0.0.1 some time later. But the cached index pages remained for some time as well. Edit: Apparently not. See https://news.ycombinator.com/item?id=28112231 https://news.ycombinator.com/item?id=28112231 The entire request is all 127.0.0.1 links.