Can you open http://doh.la.ahadns.net/dns-query from mainland China?
Sometimes.
No recent testsVerdict from 2025-11-11 · 10 mo ago
As of the last test on 2025-11-11 — 10 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
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 http://doh.la.ahadns.net/dns-query blocked in mainland China right now?
We haven't tested http://doh.la.ahadns.net/dns-query in the last 90 days. As of the last test on 2025-11-11 (10 mo ago), it was partly disrupted in mainland China. Use the Test now button on this page for a fresh measurement.
Why is http://doh.la.ahadns.net/dns-query blocked in mainland China?
As of the last test on 2025-11-11 — 10 mo ago — it was partly disrupted in mainland China. We haven't tested it since, so this may have changed.
Since when has http://doh.la.ahadns.net/dns-query been blocked?
GreatFire has recorded interference with http://doh.la.ahadns.net/dns-query from mainland China since 2023-10-28.
How can I access http://doh.la.ahadns.net/dns-query 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 doh.la.ahadns.net.
http://doh.la.ahadns.net/dns-query · JSON