Testing
https://en.wikipedia.org/wiki/Special:RecentChanges?hidebots=1&hidecategorization=1&hideWikibase=1&namespace=0&tagfilter=deprecated+source&limit=500&days=30&enhanced=1&urlversion=2

Bugs/Inspect
*other languages of Wikipedia are not flagging, e.g. fr.wikipedia.org
*theguardian.com is flagging but its RSP green (are others mislabeled?)
*flags in a message box for copyvio source: https://en.wikipedia.org/w/index.php?title=Lil%27_Kim&curid=215670&diff=1219811610&oldid=1219810958
*flags when IABOT is rescuing/archiving sources
*missing subdomains of known bad sources; e.g. francais.rt.com
*https://en.wikipedia.org/w/index.php?title=Upper_Silesian-Moravian_metropolitan_area&curid=353696&diff=1219936419&oldid=1219922105
*GEOnet unreliable?
*RSP list changes (sync)? https://en.wikipedia.org/w/index.php?title=Wikipedia:Reliable_sources/Perennial_sources&diff=next&oldid=1220868589
*Sync with WP:DEPS? https://en.wikipedia.org/wiki/Wikipedia:Deprecated_sources