Can you open https://developer.android.com/index.html from mainland China?
No.
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
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.
Frequently asked questions
Is https://developer.android.com/index.html blocked in mainland China right now?
As of the last test on 2026-08-17, https://developer.android.com/index.html is 100% blocked in mainland China, based on GreatFire's live Great Firewall measurements.
Why is https://developer.android.com/index.html blocked in mainland China?
It's blocked — 100% of the last 1 conclusive tests failed in mainland China.
Since when has https://developer.android.com/index.html been blocked?
GreatFire has recorded interference with https://developer.android.com/index.html from mainland China since 2016-07-18.
How can I access https://developer.android.com/index.html 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 developer.android.com.
https://developer.android.com/index.html · JSON