Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
usedcardealers.net
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。
172.241.213.96, 5.79.75.210, 172.241.213.97
Mainland IPs
64.31.3.237, 37.48.77.83, 212.92.104.123, 192.157.56.140
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 172.241.213.96 | 64 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 5.79.75.210 | 445 |
| 114DNS 114.114.114.114 | Mainland China | OK | 172.241.213.97 | 452 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 5.79.75.210 | 1307 |
| Google DNS 8.8.8.8 | Overseas | OK | 64.31.3.237 | 211 |
| Cloudflare 1.1.1.1 | Overseas | OK | 37.48.77.83 | 679 |
| Quad9 9.9.9.9 | Overseas | OK | 212.92.104.123 | 436 |
| OpenDNS 208.67.222.222 | Overseas | OK | 192.157.56.140 | 1065 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://usedcardealers.net | HTTP 200 | 1005 |
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。