About: http://webisa.webdatacommons.org/334752632

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	It could also be a server-side firewall doing outbound filtering at fault though particularly if you are on Windows and have a 3rd party firewall installed (the built-in Microsoft one is fine).
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com