Can you open cssa.mit.edu from mainland China?
N/A.
This domain doesn't resolve anywhere we test — including our control outside mainland China — so it appears inactive or unregistered rather than blocked.
2013first tested
5 mo agolast tested
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Other tested URLs on mit.edu
Blocking varies across mit.edu: 15 blocked vs 46 accessible among tested hosts.
http://mit.eduIntermittenthttps://mit.eduIntermittenthttp://www.mit.eduas of 2026Not blockedhttp://web.mit.eduas of 2025Not blockedhttp://vpn.mit.eduUnresolvablehttp://ocw.mit.eduIntermittenthttp://pgp.mit.eduas of 2026Not blockedhttp://ist.mit.eduas of 2025Not blockedhttps://vpn.mit.eduUnresolvablehttp://feed.mit.eduas of 2026Not blockedhttps://pgp.mit.eduas of 2026Not blockedhttps://web.mit.eduNot blockedhttps://ocw.mit.eduas of 2026Intermittenthttps://www.mit.eduNot blockedhttp://censi.mit.eduUnresolvablehttp://github.mit.eduas of 2026Not blockedhttps://space.mit.eduNot blockedhttps://raise.mit.eduas of 2026Not blockedhttp://scratch.mit.eduBlockedhttps://canvas.mit.eduas of 2026Not blockedhttps://scratch.mit.eduas of 2026Blockedhttps://mirrors.mit.eduNot blockedhttps://whereis.mit.eduas of 2026Not blockedhttp://thecenter.mit.eduas of 2025Blockedhttp://superurop.mit.eduIntermittenthttps://mastodon.mit.eduas of 2026Not blockedhttps://mitpress.mit.eduas of 2025Not blockedhttp://getsmarter.mit.eduUnresolvablehttp://appinventor.mit.eduas of 2026Not blockedhttps://www.scratch.mit.eduas of 2026Blockedhttps://electionlab.mit.eduas of 2026Not blockedhttps://appinventor.mit.eduNot blockedhttps://owa.exchange.mit.eduUnresolvablehttp://ocw.mit.edu/index.htmNot blockedhttp://athena.dialup.mit.eduas of 2026Not blockedhttps://www.mit.edu/%7EatkinNot blockedhttps://people.csail.mit.eduNot blockedhttps://math.mit.edu/~kehle/as of 2026Not blockedhttps://ocw.mit.edu/index.htmIntermittenthttps://cryptonomicon.mit.eduas of 2026Not blockedhttps://scratch.mit.edu/aboutas of 2026Blockedhttps://math.mit.edu/%7EkehleNot blockedhttp://ai2.appinventor.mit.eduas of 2026Intermittenthttp://beta.appinventor.mit.eduas of 2026Not blockedhttp://web.mit.edu/kerberos/wwwNot blockedhttp://scratch.mit.edu/downloadBlockedhttps://ai2.appinventor.mit.eduIntermittenthttp://publications.csail.mit.eduas of 2026Not blockedhttp://google.com.libproxy.mit.eduas of 2026Intermittenthttps://scratch.mit.edu/favicon.icoBlockedhttps://classifier.appinventor.mit.eduas of 2026Not blockedhttps://scratch.mit.edu/projects/editoras of 2026Blockedhttp://classics.mit.edu/Tzu/artwar.htmlas of 2026Not blockedhttps://exokernel.scripts.mit.edu/submitas of 2026Not blockedhttps://ocw.mit.edu/courses/new-courses/as of 2026Not blockedhttps://scratch.mit.edu/projects/423426731as of 2026Blockedhttps://scratch.mit.edu/projects/636244032as of 2026Blockedhttp://web.mit.edu/evhippel/www/sources.htmIntermittenthttps://scratch.mit.edu/user/Scratchnosekaias of 2026Blockedhttps://scratch.mit.edu/users/ScratchnosekaiBlockedhttps://scratch.mit.edu/projects/1201139861/as of 2026Blockedhttp://scratch.mit.edu/users/princesspandaloverBlockedhttp://appinventor.mit.edu/explore/about-us.htmlas of 2026Not blockedhttp://wind.lcs.mit.edu/papers/usenixsec2002.pdfas of 2025Not blockedhttp://appinventor.mit.edu/explore/ai2/setup.htmlas of 2026Not blockedhttps://economics.mit.edu/people/faculty/david-h-autorNot blockedhttps://mitsloan.mit.edu/faculty/directory/yasheng-huangNot blockedhttp://appinventor.mit.edu/explore/ai2/connect-USB-win.htmlas of 2026Not blockedhttps://ocw.mit.edu/ans7870/14/14.01SC/MIT14_01SCF11_rttext.pdfas of 2026Intermittenthttp://mirrors.mit.edu/torproject/download/download-easy.html.enas of 2026Not blockedhttps://openlearning.mit.edu/courses-programs/mit-opencoursewareas of 2026Not blockedhttps://ocw.mit.edu/courses/translated-courses/traditional-chineseas of 2026Intermittenthttp://pgp.mit.edu/pks/lookup?search=hrw.org&op=index&fingerprint=onas of 2023Blockedhttps://mitsloan.mit.edu/ideas-made-to-matter/unmasking-bias-facial-recognition-algorithmsas of 2026Not blockedhttps://giving.mit.edu/give/to/ocw/?utm_source=youtube&utm_medium=video&utm_campaign=annualfundNot blockedhttps://mitsloan.mit.edu/ideas-made-to-matter/sam-altman-believes-ai-will-change-world-and-everything-elseNot blockedhttps://ocw.mit.edu/courses/sloan-school-of-management/15-390-new-enterprises-spring-2013/video-tutorials/lecture-1as of 2026Not blockedhttps://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-042j-mathematics-for-computer-science-spring-2015/as of 2026Not blockedEach verdict covers the last 90 days of tests, as on that URL's own page.
Frequently asked questions
Is cssa.mit.edu blocked in mainland China right now?
As of the last test on 2026-03-10, cssa.mit.edu is not resolvable from anywhere we test in mainland China, based on GreatFire's live Great Firewall measurements.
http://cssa.mit.edu · JSON