About: http://webisa.webdatacommons.org/233339229

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	The only guarantee would be to run a packet capture on the host connected to that port and verify whether there is traffic or not.
http://www.w3.org/ns/prov#wasQuotedFrom	serverfault.com