[p4bl0]

For what it's worth, an alternative data source [1] is being created by the DCWatch project [2].

[1] https://datacenters.hubblo.org/

[2] https://dcwatch.hubblo.org/

[jeffbee]

This is great. The presentation of #1 is a little awkward because it reflects the scope of their project, but gives the impression of geographic concentration.