Part of sly.ioMixed4 tested URLs
Can you open http://fb.sly.io from mainland China?
Sometimes.
Access is unreliable — 100% of the last 1 conclusive tests showed interference.
Access fb.sly.io with GreatFireVPN →2016first tested
1/1disrupted · last 90 days
2 mo agolast tested
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Frequently asked questions
Is http://fb.sly.io blocked in mainland China right now?
As of the last test on 2026-08-20, http://fb.sly.io is 100% disrupted in mainland China, based on GreatFire's live Great Firewall measurements.
Why is http://fb.sly.io blocked in mainland China?
Access is unreliable — 100% of the last 1 conclusive tests showed interference.
Since when has http://fb.sly.io been blocked?
GreatFire has recorded interference with http://fb.sly.io from mainland China since 2016-12-14.
How can I access http://fb.sly.io from mainland China?
You need a circumvention tool such as a VPN. GreatFireVPN, built by GreatFire, is designed to bypass the Great Firewall and reach sites like fb.sly.io.
http://fb.sly.io · JSON