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Yeah, not sure. I think most ISPs use just a couple of DNS servers for their entire network -- or at least that's the case here in the UK. But as you say, anyca

Yeah, not sure. I think most ISPs use just a couple of DNS servers for their entire network -- or at least that's the case here in the UK. But as you say, anycast might mean that those two IP addresses are actually represented by many servers. I guess we'll need the input of someone who works at an ISP :)

mcpherrinm 15y ago
"A couple DNS servers for their entire network" in the UK is equivalent to having geolocated servers in North America. The UK has a small land area, and so latency talking to the other side of the continent is nowhere near as much an issue.