About: http://webisa.webdatacommons.org/218774694

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	Their business model is to help regular site with DDOS as well as caching, DNS is just part of their services and there are users who benefit from it definitely, such as LET is using their DNS right now.
http://www.w3.org/ns/prov#wasQuotedFrom	lowendtalk.com