About: http://webisa.webdatacommons.org/145413575

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Verify that specified server machine is up and reachable by executing another command that uses TCP, such as ping, from the client to the server.
http://www.w3.org/ns/prov#wasQuotedFrom	rsinc.com