Just a thought, but aren't all those "looking glass" 's, as abusable as w3c checkers to mass flood for free? there's atleast a thousand of those and none of them have any limit in place

What do yo mean by w3c checker?

@nobes

https://validator.w3.org

@nobes edited away my second link (looked promising when first skimming through), I can't find right now any good link, that documented the abuse of those validators to actually bring down some websites

@JoshBent I heard about them being used in dDos extortion schemes a while back (can't find a source right now), weird this still works...
Aaaaand here goes mischievous me with an excellent BOFHesque idea for some after work activities.