That's pretty amazing, nice work! The company I work for has a similar tool (no fancy API yet, though) which shows the latency from some AWS regions to "the wo

That's pretty amazing, nice work! The company I work for has a similar tool (no fancy API yet, though) which shows the latency from some AWS regions to "the world" via different transit providers. You can check it out at https://latency-test.datapath.io/ https://latency-test.datapath.io/. The reason we only have three AWS regions at the moment is that we're using real hardware to do the measurement on network level.