W3C Markup Validation Service (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "W3C Markup Validation Service" in German language version.

refsWebsite
Global rank German rank
691st place
709th place
low place
low place

impressive.net (Global: low place; German: low place)

w3.org (Global: 691st place; German: 709th place)

validator.w3.org

lists.w3.org

jigsaw.w3.org