The map shows worldwide Colocation data centers, Internet Exchange Points, Submarine cable landing stations, and Submarine Cables
Main Source:
https://maps.worldbank.org/?layers=infra34156,infra38&transparencies=0.3,0&infraToolkit=global&zoom=3&lng=-54.14062499999999&lat=3.214889317245486
Note: The source does not include colocation data centers as the information is not public.