microbit.org
Mixed
Results vary across microbit.org: of 4 URLs tested, 1 is disrupted some of the time and 3 load normally. 26 tests have been run under this domain since 2020-09-22, the most recent on 2026-08-06.
The two are filtered by different means — an unencrypted request by the address and keywords it carries in the clear, an encrypted one by the server name in its TLS handshake — so one working while the other does not is normal.
The site itself
http://microbit.orgas of 2026Intermittenthttps://microbit.orgNot blockedPages and subdomains (2)
http://makecode.microbit.orgas of 2026Not blockedhttps://makecode.microbit.orgNot blockedAbout microbit.org and the Great Firewall
Results vary across microbit.org: of 4 URLs tested, 1 is disrupted some of the time and 3 load normally. 26 tests have been run under this domain since 2020-09-22, the most recent on 2026-08-06.
Plain HTTP and HTTPS differ here: http://microbit.org is intermittent, https://microbit.org is not blocked. The two are filtered by different means — an unencrypted request by the address and keywords it carries in the clear, an encrypted one by the server name in its TLS handshake — so one working while the other does not is normal.
Elsewhere on the site
Most-blocked .org domainsEvery tested URL under microbit.org
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.