About: http://webisa.webdatacommons.org/73602349

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	Using this system, I have succeeded in blocking nearly 99% of abuse mail including spam and virus mail without using any additional software other than Postfix.
http://www.w3.org/ns/prov#wasQuotedFrom	reto.jp