Generated: 2026-08-09T00:08:02-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 2 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| OK | DNSSEC chain | 15/15 | DS and DNSKEY detected. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 4 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| OK | DKIM | 20/20 | A DKIM selector was verified. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| ERROR | Valid TLS certificate | 0/55 | No valid certificate was retrieved. |
| ERROR | Certificate lifetime | 0/10 | Full points require at least 30 days remaining. |
| ERROR | HTTP security headers | 0/35 | 0 of 9 evaluated headers detected. |
| OK | PTR reverse DNS | 30/30 | PTR: www.sjtu.edu.cn |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| ERROR | IPv6 connectivity | 0/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| ERROR | HTTP response | 0/40 | No successful HTTP response. |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 202.120.2.119 |
| AAAA | |
| CNAME | |
| MX | 10 mx01.sjtu.edu.cn. 20 mx03.sjtu.edu.cn. 10 mx02.sjtu.edu.cn. 20 mx04.sjtu.edu.cn. |
| TXT | "google-site-verification=mcuNzNPcotg0Umk8i7PNvtpd5_wDv6V-Q-Fo3vYMcxk" "v=spf1 ip4:202.112.26.0/24 ip4:202.120.2.0/24 ip4:202.121.179.0/24 ip4:111.186.58.48 ip4:111.186.58.61 ip4:111.186.58.62 ip4:111.186.58.66 ip4:111.186.58.24 -all" "ic14zi8kzf8g848uofs9wvk1s43dzz88" |
| NS | dns.sjtu.edu.cn. apple.sjtu.edu.cn. |
| SOA | dns.sjtu.edu.cn. hostmaster.sjtu.edu.cn. 2608081951 10800 3600 604800 3600 |
| CAA | |
| DS | 37831 8 2 3A539EDE90E0619501F909760CA33DC69C07B18BB4E5B19D2D3EB9EA 544A0B2C |
| DNSKEY | 256 3 8 AwEAAbY3Z/XLT9tud2Xa10s6Kudhvx+Y+u2fM+/xd8MnnZbdOyik4F2t c3XMojdmMSxg5G2HwyhUdsOK90GlZocT+GrGe4a10DWtwO2eKg1jPq7p rbEjUcpP0Ikh/x8SQMo2JOyYaUyCJynzEnORvRBdSs3e2mbHPp7CWnX3 UbrEBraV 257 3 8 AwEAAbucesgbeM/VIiqQYMhoNvBPQBCH6ko+WW52iNHbFaKZIMec32o3 8ToxIjr7v6tXfA9XR5HUrvupzvMfBvrU/p8TOt5fdDS2CrcdmmN3NmnR RQpYYS0XUp+v54JonWyAU+4RU8AIHPE1OuE4zw0BmgTfS8VkdCgI0CHh oqZkNVi/Fhqxe6oEbmjfYv44k0tV25Xk12z2Cwok1WrjnCUIctVo54/3 kFBVe92pTBtNM4cIqRPrDS6Zl4M0lRYaxrBxQ4CJxmOtVfayLNTZJn/7 1XJy1TffQZji6nf9Y4gGS2FvtBUfzszq3Qw8VgS9pZc/Mz0Hq128tCv4 2DSOhPydDGs= |
| RRSIG | A 8 3 300 20260907105038 20260808105038 9528 sjtu.edu.cn. kaKV8UL+M0rTpBvBIhJIInaOEKu17YCIKqeaWTOeyb0t2h3L1TgKmjY7 XZ8ebC8UHUN0eBovki8nsFVGfkJnl3f1oU6cdYJV9ChBfQvTg3HDdThk M0/FJeyfwRTm0dOUUwxEIgLOlO2PBgTZoByRQG2hDkxWGt/7Vf7oW7Hu nCk= MX 8 3 300 20260907105038 20260808105038 9528 sjtu.edu.cn. RjBuudxGrbXpwa1RT7vqVCOhuW/LzlnFjXuwi+ir3hfXP4Vq/e0E7dzs xjJMMCg9Pt8WY1TmJ+HcTTSB5IvBXY/CRpNzi6w4hKl5K7I/WAwuQ8NO IqyPNn83ilVGXAo7UPZQ1mgCkAoFstWuhSAXZdiHjMnq8csy3Ehi+JDL +4I= NS 8 3 3600 20260907105038 20260808105038 9528 sjtu.edu.cn. HmubHBE/OeH4bn1qj+7WoIy0A4GpaGzB5eBBH4odGix9FpNr8cH8JYNs LOMkdQyEBGwrHJ1CHxqKklGHN2VRkmt5IEGSC28rF2XaTI/b7ZkFUCK1 /rebdK17d0YR9oWAXmt6LHfJXjw5Ifvkn4Q57AFfp5fJjr4pDSEotLtD liA= DS 8 3 172800 20260818104027 20260804094215 44583 edu.cn. n2/T+FqHHeUO4TeNRh06aB3rftXunZruJysh1VYZoqJtOzIDq7Qnq33Z W+0iOwyUx7WuYxJ0H80akA31etFuXoMJMY3/h9bxoN79W7hDMOhnNhd0 yXGo88qvwj/WVUUn5BL1oXuxi3yWUWsD6tjn5mo6vXHc1vU2UnycUaN5 nSoYsR9/i0Y8UryuD5OatFxuXLK47StoioKdPUGTbpcjQ33bncpn7nsU dPVu9xtnKMnzbAmk7+tZrIX8h3RGe/J6xu+wHJn6Z1Oltnd3/eA5JdVS 3OGOLdzQfZw81rKOFkW7/QBPoCQXfmqvpy1KS0QSY2iuKtL8QZXwibwo cD4d3g== |
| NSEC | chall.0ops.sjtu.edu.cn. A NS SOA MX TXT RRSIG NSEC DNSKEY |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |