Generated: 2026-08-10T21:56:55-05:00
| 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 | 4 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 | 5 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 | 235 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | 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: 173.124.95.34.bc.googleusercontent.com |
| 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/2 200 |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 34.95.124.173 |
| AAAA | 2600:1901:0:6a1c:: |
| CNAME | |
| MX | 10 alt3.aspmx.l.google.com. 5 alt1.aspmx.l.google.com. 1 aspmx.l.google.com. 10 alt4.aspmx.l.google.com. 5 alt2.aspmx.l.google.com. |
| TXT | "adobe-idp-site-verification=9943308136e4952be2fa5562f529fe8fc038c09cacfe218a3d1c0f170a626b73" "google-site-verification=e-V4-uT_BwYhj0snR1hbSySFe0APSRiPRgee1tQCMig" "google-site-verification=M1YAiMi3sG_4pJbxFrChJ1B14_WOEQfhuVaXFgadxW8" "v=spf1 ip4:133.43.0.0/16 ip6:2001:df6:8000::/48 include:_spf.google.com include:amazonses.com include:spf.securemx.jp include:spf.curumeru.jp include:_spf.activegate-ss.jp include:mail.ma-jin.jp include:spf.protection.outlook.com -all" "apple-domain-verification=O0zzWzVYRObs4WF3" |
| NS | dns-x.sinet.ad.jp. ns007-zydu3gprqr7eyh2s.z.d-53.info. ns007-zydu3gprqr7eyh2s.z.d-53.net. ns007-zydu3gprqr7eyh2s.z.d-53.jp. |
| SOA | ns.nihon-u.ac.jp. hostmaster.nihon-u.ac.jp. 2026073101 3600 900 604800 86400 |
| CAA | |
| DS | 22017 13 2 46146C70E3A015E07A7616D4ED63AD1B4BC7266F790F805EDCB8E85D 262699DF |
| DNSKEY | 257 3 13 /d1OyiB3tDmnxLlzoS0QZb4kcvG/lXR9hd/pXqpFPI/vj4ejdUdy09B+ xJm6g3qA2agBPdBAWghk9ImhSov61g== 256 3 13 txBkZEknNtjlN5rXhQ2uPAsgQ8GjgyQKGIgtXMxFUZYN3+G2JU4TM5uk RuW6q8kIhvyOMKEH/Wr5p9pknAcG/A== |
| RRSIG | A 13 3 86400 20260830074525 20260730074525 34320 nihon-u.ac.jp. Dzz+lUcO1yVkD2mmSr0Uey+pbRGq5Y4HuDugvGPVg/R+MdHjfBFcP1Py WZFeJZFfViGYg6pU+eZR/DYsy2OSyw== AAAA 13 3 86400 20260830074525 20260730074525 34320 nihon-u.ac.jp. VTRItYYs9BdzLWuYYSvVajUDJRMKp2GCNkZboVVIOuJhUqV5E44uTogu kzw4NEeN0tkFS2eYU82mV+VFtFHK6w== DNSKEY 13 3 28800 20260830074525 20260730074525 22017 nihon-u.ac.jp. 98KGNBgTMPvls9djSXUx7uEG6Yo123XPfQZO1Th2ivdxRJUe/t0a+XXD hQySHQ5da0R5CGmCK2smRAr5z8NmtQ== NS 13 3 86400 20260830074525 20260730074525 34320 nihon-u.ac.jp. r84kMU6ydbW1d9EAUMBUiVjToVEZJBtzzAfSip53b9mo3/h1szi/Zh2N 5y3qvMHEy/Jgpgp/A/MjP2crvdmoyA== SOA 13 3 86400 20260830074525 20260730074525 34320 nihon-u.ac.jp. DMwcHTvvhUb1gn6hRssWrtjxlfV7uQ4Dy3IBEW16WdrHS+qtlglBfd3H +U0c7TmAeap1nFaM5QyR8/+IvZsoEA== |
| NSEC | |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |