Domain Blocked Check
Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.
citytour.it
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。
147.93.77.196, 213.210.57.13, 147.93.77.67, 213.210.57.156, 191.101.228.231, 91.108.100.237, 191.101.228.181, 179.61.189.170
Mainland IPs
147.93.77.67, 213.210.57.156, 88.222.222.19, 2.57.91.117, 147.93.77.191, 213.210.57.201, 147.93.77.110, 213.210.57.173
Overseas IPs
Resolver results
| DNS | Region | Status | IP | Time (ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | Mainland China | OK | 147.93.77.196, 213.210.57.13 | 70 |
| 腾讯DNS 119.29.29.29 | Mainland China | OK | 147.93.77.67, 213.210.57.156 | 145 |
| 114DNS 114.114.114.114 | Mainland China | OK | 191.101.228.231, 91.108.100.237 | 889 |
| 百度DNS 180.76.76.76 | Mainland China | OK | 191.101.228.181, 179.61.189.170 | 556 |
| Google DNS 8.8.8.8 | Overseas | OK | 147.93.77.67, 213.210.57.156 | 47 |
| Cloudflare 1.1.1.1 | Overseas | OK | 88.222.222.19, 2.57.91.117 | 105 |
| Quad9 9.9.9.9 | Overseas | OK | 147.93.77.191, 213.210.57.201 | 290 |
| OpenDNS 208.67.222.222 | Overseas | OK | 147.93.77.110, 213.210.57.173 | 47 |
Access test
| URL | Status | Time (ms) |
|---|---|---|
| https://citytour.it | HTTP 200 | 393 |
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。