Nanjing University · Domain Security

Nanjing Domain Security

Domain security

Domain security posture for Nanjing University, probed live across 3 host(s) and 1 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.2); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=reject).

EducationHigher EducationUniversityResearchChinaAuthentication

Transport & Host Security

www.nju.edu.cn
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Mar 1 23:59:59 2027 GMT
itsc.nju.edu.cn
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Mar 1 23:59:59 2027 GMT
authserver.nju.edu.cn
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Mar 1 23:59:59 2027 GMT

Domain (DNS/Email) Security

nju.edu.cn
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none

Source

Domain Security

nanjing-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.nju.edu.cn
  https: true
  tls_version: TLSv1.2
  cert_expires: Mar  1 23:59:59 2027 GMT
  hsts: false
- host: itsc.nju.edu.cn
  https: true
  tls_version: TLSv1.2
  cert_expires: Mar  1 23:59:59 2027 GMT
  hsts: false
- host: authserver.nju.edu.cn
  https: true
  tls_version: TLSv1.3
  cert_expires: Mar  1 23:59:59 2027 GMT
  hsts: false
domains:
- domain: nju.edu.cn
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject