host.io

Mixed

Results vary across host.io: of 2 URLs tested, 1 is disrupted some of the time and 1 loads normally. 30 tests have been run under this domain since 2021-07-02, the most recent on 2026-09-07.

Plain HTTP and HTTPS differ here: http://host.io is intermittent, https://host.io 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.

2URLs tested
1accessible
30tests all-time
2021first tested
15 d agolast tested

The site itself

http://host.ioIntermittenthttps://host.ioNot blocked

About host.io and the Great Firewall

Is host.io blocked in mainland China?

Results vary across host.io: of 2 URLs tested, 1 is disrupted some of the time and 1 loads normally. 30 tests have been run under this domain since 2021-07-02, the most recent on 2026-09-07.

Why does http://host.io behave differently from https://host.io?

Plain HTTP and HTTPS differ here: http://host.io is intermittent, https://host.io 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 .io domainsEvery tested URL under host.io

Each URL's status is its verdict over the last 90 days, the same one its own page headlines.