Generated: 2026-08-10T23:28:08-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| OK | IPv6 (AAAA) | 10/10 | 1 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 3 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| ERROR | DNSSEC chain | 0/15 | Both DS and DNSKEY are required. |
| OK | CAA policy | 5/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 1 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. |
| OK | Valid TLS certificate | 55/55 | 130 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| WARNING | HTTP security headers | 4/35 | 1 of 9 evaluated headers detected. |
| OK | PTR reverse DNS | 30/30 | PTR: news.csu.edu.cn |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| OK | IPv6 connectivity | 35/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| OK | HTTP response | 40/40 | HTTP/1.1 200 OK |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 202.197.61.57 |
| AAAA | 2001:250:4400:64::57 |
| CNAME | |
| MX | 10 mail.csu.edu.cn. |
| TXT | "v=spf1 ip4:202.197.64.20 ip4:202.197.64.21 ip4:222.247.53.83 ip6:2001:250:4400:64:202:197:64:20 include:spf.icoremail.net -all" "brevo-code:b1414e0a234265a2faa294058248ae06" |
| NS | csu-6.csu.edu.cn. csu-7.csu.edu.cn. csu-8.csu.edu.cn. |
| SOA | ;; communications error to 69.64.44.20#53: timed out ns.csu.edu.cn. hostmaster.f51.its.csu.edu.cn. 2024101475 10800 3600 604800 60 |
| CAA | ;; communications error to 69.64.44.20#53: timed out |
| DS | |
| DNSKEY | 256 3 7 AwEAAcAOi6jf1yYwV81lREkLOIVaKMvJ3VVMnewhyFXcGnNd+jHcnc5k cxbjS3WYKI3YOTIB3xPn6llVKGx3O/P+o+LwEoTaJcLSBJnswvVyK+vC GWIYxRhqr3+SJkQ2y5CUZwKkBWhmhw8P4/g1n1hOpi1OMgWzrcQm3vab VTi0cVfN 257 3 7 AwEAAb6KaurXgzzso/cleV4AJVWsgyiTfp55Sa7+i511CRLkLuMnFpo5 bBJJODaXM7O1RY+6k4Ee0IWOVmDmgDckFotSA+WGqt4erWBs4dFhjqBX d59mqdrfWtqPzOxKAgjJcpXS3zDGptKlaT5n34BBWT2PF04RKnnsVmeB +huIVNYX |
| RRSIG | MX 7 3 60 20260828035317 20260807035317 21842 csu.edu.cn. vjKiKj6cyECd/Dk60dPzaHAAnEA9dLgURXmjUPo7SLgUyAluoPTNHeM9 w7APQOl991LFDu3iQqa2c7WM9pKkLmIzHc8YAhbMFIzbH63l97XMsN4I gVx+3yF4B8vkNZT4qsy1on99XhQ3su8Be6mQYZIAfTcPEqtJuKcPD9rM kZc= NS 7 3 3600 20260828035317 20260807035317 21842 csu.edu.cn. v0Z8yWBYNOzVtmjlgyCX2AcxYek9cj5NBGbPOVIrJSdNvC7OuMEvWlKy zO7vL5KQkHFxSr4BgeJhjkr2aGZakdKj6eNiqz8por2bqyYPY1tdCaRn E7WOVzM5d+mrrlnEff+6aQF72+bjE8bDTNMUzw7YAfIGE9Wa4QT5KUeN zrI= |
| NSEC | |
| NSEC3 | ;; communications error to 69.64.44.20#53: timed out |
| SRV | ;; communications error to 69.64.44.20#53: timed out |
| NAPTR | |
| TLSA | |
| SSHFP |