域名被墙查询
通过对比中国内地与海外 DNS 解析结果，并结合访问测试，判断域名是否可能被墙。
mathschool.com
置信度: 高
未被墙
各节点 DNS 解析一致且可正常解析，未发现被墙特征。
34.228.118.248, 3.234.158.118, 34.194.250.138, 44.207.97.181, 54.158.147.118
中国内地解析 IP
34.228.118.248, 54.158.147.118, 34.194.250.138, 44.207.97.181, 3.234.158.118
海外解析 IP
各节点解析结果
| DNS | 区域 | 状态 | IP | 耗时(ms) |
|---|---|---|---|---|
| 阿里DNS 223.5.5.5 | 中国内地 | OK | 34.228.118.248, 3.234.158.118, 34.194.250.138, 44.207.97.181, 54.158.147.118 | 63 |
| 腾讯DNS 119.29.29.29 | 中国内地 | OK | 34.228.118.248, 34.194.250.138, 54.158.147.118, 44.207.97.181, 3.234.158.118 | 196 |
| 114DNS 114.114.114.114 | 中国内地 | OK | 3.234.158.118, 34.228.118.248, 44.207.97.181, 54.158.147.118, 34.194.250.138 | 367 |
| 百度DNS 180.76.76.76 | 中国内地 | OK | 34.228.118.248, 44.207.97.181, 34.194.250.138, 54.158.147.118, 3.234.158.118 | 308 |
| Google DNS 8.8.8.8 | 海外 | OK | 34.228.118.248, 54.158.147.118, 34.194.250.138, 44.207.97.181, 3.234.158.118 | 109 |
| Cloudflare 1.1.1.1 | 海外 | OK | 3.234.158.118, 34.194.250.138, 34.228.118.248, 54.158.147.118, 44.207.97.181 | 11 |
| Quad9 9.9.9.9 | 海外 | OK | 3.234.158.118, 54.158.147.118, 34.228.118.248, 44.207.97.181, 34.194.250.138 | 67 |
| OpenDNS 208.67.222.222 | 海外 | OK | 54.158.147.118, 3.234.158.118, 34.194.250.138, 34.228.118.248, 44.207.97.181 | 118 |
访问测试
| URL | 状态 | 耗时(ms) |
|---|---|---|
| https://mathschool.com | HTTP 200 | 2235 |
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。