← all sites

Health sites vs AI crawlers

7 tracked health sites, 5 with readable policy. Snapshot: 2026-10-04

60%
block ≥1 AI crawler (3/5)
CCBot
most-blocked bot here (3 sites)
1
publish llms.txt
Sitellms.txtGPTBotClaudeBotGoogle-ExtendedPerplexityBotCCBotBytespider
healthline.com — blockedblockedrestrictedrestrictedblockedblocked
webmd.com — blockedblockedrestrictedrestrictedblockedrestricted
who.int — allowedallowedallowedallowedblockedallowed
cdc.gov — restrictedrestrictedrestrictedrestrictedrestrictedrestricted
clevelandclinic.org yes restrictedrestrictedrestrictedrestrictedrestrictedrestricted
mayoclinic.org ? unknownunknownunknownunknownunknownunknown
nih.gov ? unknownunknownunknownunknownunknownunknown