sennheiser.com
Mixed
Results vary across sennheiser.com: of 4 URLs tested, 1 is disrupted some of the time and 3 load normally. 55 tests have been run under this domain since 2015-05-08, the most recent on 2026-08-14.
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://sennheiser.comIntermittenthttps://sennheiser.comNot blockedhttp://www.sennheiser.comas of 2026Not blockedPages and subdomains (1)
https://en-cn.sennheiser.comas of 2026Not blockedAbout sennheiser.com and the Great Firewall
Results vary across sennheiser.com: of 4 URLs tested, 1 is disrupted some of the time and 3 load normally. 55 tests have been run under this domain since 2015-05-08, the most recent on 2026-08-14.
Plain HTTP and HTTPS differ here: http://sennheiser.com is intermittent, https://sennheiser.com 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 .com domainsEvery tested URL under sennheiser.com
Each URL's status is its verdict over the last 90 days, the same one its own page headlines.