About: http://webisa.webdatacommons.org/194315902

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	For some protocols, such as SIP, data fields which contain IP addresses in various SIP messages may be compared to the source IP address in the IP header of the packet to deduce whether the endpoint is behind a NAT or not.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com