218.145.25.52 - - [02/Oct/2004:14:56:21 -0700] "GET / HTTP/1.0" 403 167 "-" "W3C-WebCon/5.2.8 libwww/5.2.8"
221.148.44.125 - - [02/Oct/2004:14:56:36 -0700] "GET /HTTP/1.1" 403 179 "-" "W3C-WebCon/5.2.8 libwww/5.2.8"
Could this be anyone using this retrieval method, or would it likely be someone working with the W3C? Thanks