Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
sd.se
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。
157.197.97.40, 157.197.97.41, 23.206.175.227, 23.206.175.218, 184.26.127.42, 184.26.127.9, 23.206.203.84, 23.206.203.72
Mainland IPs
23.206.175.218, 23.206.175.227, 23.206.175.186, 23.206.175.178
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 157.197.97.40, 157.197.97.41 | 7 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 23.206.175.227, 23.206.175.218 | 118 |
| 114DNS 114.114.114.114 | Mainland China | OK | 184.26.127.42, 184.26.127.9 | 614 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 23.206.203.84, 23.206.203.72 | 308 |
| Google DNS 8.8.8.8 | Overseas | OK | 23.206.175.218, 23.206.175.227 | 41 |
| Cloudflare 1.1.1.1 | Overseas | OK | 23.206.175.186, 23.206.175.178 | 67 |
| Quad9 9.9.9.9 | Overseas | OK | 23.206.175.186, 23.206.175.178 | 249 |
| OpenDNS 208.67.222.222 | Overseas | OK | 23.206.175.227, 23.206.175.218 | 35 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://sd.se | HTTP 200 | 1560 |
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。