ouo.io
Mixed
Results vary across ouo.io: of 6 URLs tested, 1 is disrupted some of the time and 5 load normally. 156 tests have been run under this domain since 2015-10-16, the most recent on 2026-09-23.
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://ouo.ioas of 2026Not blockedhttps://ouo.ioIntermittentPages and subdomains (4)
http://ouo.io/g3LX2Gas of 2026Not blockedhttp://ouo.io/N7iaOMas of 2026Not blockedhttps://ouo.io/RPeYxF2as of 2026Not blockedhttp://ouo.io/go/Gdn4Y0as of 2026Not blockedAbout ouo.io and the Great Firewall
Results vary across ouo.io: of 6 URLs tested, 1 is disrupted some of the time and 5 load normally. 156 tests have been run under this domain since 2015-10-16, the most recent on 2026-09-23.
Plain HTTP and HTTPS differ here: http://ouo.io is not blocked, https://ouo.io is intermittent. 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
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.