Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
https.com
Confidence: 高
Possible DNS pollution
中国内地与海外 DNS 解析到完全不同的 IP，可能存在 DNS 污染或 CDN 分线路解析，请结合访问测试判断。
208.115.249.234, 5.79.75.212, 64.31.3.236, 212.92.104.7
Mainland IPs
64.31.3.234, 208.115.249.236, 37.48.77.83, 212.92.104.114
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 208.115.249.234 | 65 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 5.79.75.212 | 343 |
| 114DNS 114.114.114.114 | Mainland China | OK | 64.31.3.236 | 45 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 212.92.104.7 | 503 |
| Google DNS 8.8.8.8 | Overseas | OK | 64.31.3.234 | 257 |
| Cloudflare 1.1.1.1 | Overseas | OK | 208.115.249.236 | 382 |
| Quad9 9.9.9.9 | Overseas | OK | 37.48.77.83 | 281 |
| OpenDNS 208.67.222.222 | Overseas | OK | 212.92.104.114 | 1148 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://https.com | HTTP 200 | 1040 |
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。