National University of Singapore · Domain Security

Nus Domain Security

Domain security

Domain security posture for National University of Singapore, probed live across 3 host(s) and 2 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 2 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=none).

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Transport & Host Security

nus.edu.sg
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 29 02:20:51 2026 GMT
scholarbank.nus.edu.sg
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 5 06:49:35 2026 GMT
api.nusmods.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 4 03:57:51 2026 GMT

Domain (DNS/Email) Security

nus.edu.sg
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none
nusmods.com
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: nus.edu.sg
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 29 02:20:51 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: scholarbank.nus.edu.sg
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  5 06:49:35 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: api.nusmods.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  4 03:57:51 2026 GMT
  hsts: false
domains:
- domain: nus.edu.sg
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: nusmods.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine