Similar to あやしいわーるど@暫定_(暫定退避)

Web Proxy Auto-Discovery Protocol

Web 2.0

Web GIS

Webmention

WebSocket

.wf

WHATWG

Wikirage

World IPv6 Day and World IPv6 Launch Day

.ws

Trust Café

XFrames

.xk

XML external entity attack

Yahoo Pipes

.yokohama

Ynet

.za

.zw

Archive.today