Does this really work? I would think the ping time would not be dominated by speed of light, but by number of hops, and connection quality.
As a hypothetical example, an IP in a New York City data center is likely to have a shorted ping to a London data center, than a rural New York IP address.
As a hypothetical example, an IP in a New York City data center is likely to have a shorted ping to a London data center, than a rural New York IP address.