Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
stack.ai
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。
52.85.128.66, 52.85.128.65, 52.85.128.6, 52.85.128.108, 54.239.180.110, 54.239.180.62, 54.239.180.94, 3.164.182.61, 3.164.182.77, 3.164.182.23, 3.164.182.43
Mainland IPs
52.85.128.6, 52.85.128.66, 52.85.128.65, 52.85.128.108
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 52.85.128.66, 52.85.128.65, 52.85.128.6, 52.85.128.108 | 42 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 52.85.128.108, 52.85.128.66, 52.85.128.65, 52.85.128.6 | 121 |
| 114DNS 114.114.114.114 | Mainland China | OK | 54.239.180.110, 54.239.180.62, 54.239.180.94 | 314 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 3.164.182.61, 3.164.182.77, 3.164.182.23, 3.164.182.43 | 527 |
| Google DNS 8.8.8.8 | Overseas | OK | 52.85.128.6, 52.85.128.66, 52.85.128.65, 52.85.128.108 | 42 |
| Cloudflare 1.1.1.1 | Overseas | OK | 52.85.128.66, 52.85.128.6, 52.85.128.108, 52.85.128.65 | 72 |
| Quad9 9.9.9.9 | Overseas | OK | 52.85.128.6, 52.85.128.66, 52.85.128.108, 52.85.128.65 | 214 |
| OpenDNS 208.67.222.222 | Overseas | OK | 52.85.128.65, 52.85.128.66, 52.85.128.108, 52.85.128.6 | 116 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://stack.ai | HTTP 200 | 416 |
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。