Globalping is an open source and free platform that allows anyone to run networking commands such as ping, traceroute, dig and mtr on distributed probes all around the world. They are hosted in datacenters, homes and offices of the community.
Development is funded by the jsDelivr organization using funds of the founding team and community donations. jsDelivr itself has been around for more than 10 years and is being used by millions of websites globally.