Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
cnidr.org
Confidence: 高
Not blocked
各节点 DNS 解析一致且可正常解析，未发现被墙特征。
52.85.128.71, 52.85.128.107, 52.85.128.128, 52.85.128.75, 13.226.69.117, 13.226.69.72, 13.226.69.5, 13.226.69.52, 54.192.35.30, 54.192.35.124, 54.192.35.84, 54.192.35.59
Mainland IPs
52.85.128.75, 52.85.128.71, 52.85.128.107, 52.85.128.128
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 52.85.128.71, 52.85.128.107, 52.85.128.128, 52.85.128.75 | 76 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 52.85.128.128, 52.85.128.107, 52.85.128.71, 52.85.128.75 | 151 |
| 114DNS 114.114.114.114 | Mainland China | OK | 13.226.69.117, 13.226.69.72, 13.226.69.5, 13.226.69.52 | 349 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 54.192.35.30, 54.192.35.124, 54.192.35.84, 54.192.35.59 | 440 |
| Google DNS 8.8.8.8 | Overseas | OK | 52.85.128.75, 52.85.128.71, 52.85.128.107, 52.85.128.128 | 92 |
| Cloudflare 1.1.1.1 | Overseas | OK | 52.85.128.107, 52.85.128.75, 52.85.128.71, 52.85.128.128 | 105 |
| Quad9 9.9.9.9 | Overseas | OK | 52.85.128.128, 52.85.128.75, 52.85.128.71, 52.85.128.107 | 182 |
| OpenDNS 208.67.222.222 | Overseas | OK | 52.85.128.107, 52.85.128.128, 52.85.128.71, 52.85.128.75 | 75 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://cnidr.org | HTTP 200 | 620 |
说明：通过对比中国内地与海外多节点 DNS 解析结果并结合访问测试判断，结果为参考性结论，不能替代专业网络诊断。