id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
20264	URLValidator should allow underscores in local hostname	Arthur Debert	nobody	"Underscores are valid in local hostnames, as per RFC 1178. 

The current validator is too strict. Local hostname can include (and also start) with an underscore."	Bug	closed	Core (Other)	dev	Normal	invalid		bmispelon@… Simon Charette	Unreviewed	0	0	0	0	1	0