mimecast.com
Mixed
Results vary across mimecast.com: of 7 URLs tested, 2 are disrupted some of the time and 5 load normally. 150 tests have been run under this domain since 2014-04-30, the most recent on 2026-09-20.
7URLs tested
5accessible
150tests all-time
2014first tested
9 d agolast tested
The site itself
http://mimecast.comIntermittenthttps://mimecast.comIntermittenthttp://www.mimecast.comas of 2026Not blockedhttps://www.mimecast.comas of 2026Not blockedPages and subdomains (3)
https://webmail-uk.mimecast.comNot blockedhttps://service143-us.mimecast.comas of 2026Not blockedhttps://service143-us.mimecast.com/mimecast/release?account=CUSA72A135&q=474749701&e=744961371&t=795599676&code=f072a08c7303e1fe2a419f46abb98144&reason=15099&op=releaseas of 2026Not blockedAbout mimecast.com and the Great Firewall
Is mimecast.com blocked in mainland China?
Results vary across mimecast.com: of 7 URLs tested, 2 are disrupted some of the time and 5 load normally. 150 tests have been run under this domain since 2014-04-30, the most recent on 2026-09-20.
Elsewhere on the site
Most-blocked .com domainsEvery tested URL under mimecast.com
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.