intercom.io
Mixed
Results vary across intercom.io: of 6 URLs tested, 1 is blocked and 5 load normally. The site itself, https://intercom.io, loads normally. The Great Firewall poisons its DNS. 127 tests have been run under this domain since 2016-02-05, the most recent on 2026-06-16.
The site itself
http://intercom.ioas of 2026Not blockedhttps://intercom.ioas of 2026Not blockedPages and subdomains (4)
http://widget.intercom.ioas of 2026Not blockedhttps://widget.intercom.ioNot blockedhttp://nexus-websocket-b.intercom.ioNot blockedhttp://nexus-websocket-a.intercom.ioas of 2026BlockedAbout intercom.io and the Great Firewall
Results vary across intercom.io: of 6 URLs tested, 1 is blocked and 5 load normally. The site itself, https://intercom.io, loads normally. The Great Firewall poisons its DNS. 127 tests have been run under this domain since 2016-02-05, the most recent on 2026-06-16.
A VPN or another circumvention tool routes the request outside mainland China, past the filtering that blocks intercom.io. GreatFire runs GreatFire VPN; the Analyzer also tests the domains of many VPN and proxy providers, so you can check whether one is reachable before relying on it.
Elsewhere on the site
intercom.io is ranked #668 among the world's most-visited domains (Tranco).
Sites of similar popularity:chinamobile.comconsultant.ruoptimizely.commeta.com
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.