CertH certH

amazon.science SSL Score & TLS Health Report

B 80/100
View the in-depth report on SSL Labs
Issuer
Amazon RSA 2048 M04
Max TLS
TLS1.3
Cipher
ECDHE-RSA-AES128-GCM-SHA256
Expires
9/18/2026 (expired 46 days ago)
HSTS
✓ Enabled
OCSP Stapling
Disabled
Last scanned
9/9/2026, 7:45:33 PM

Why is the score low?

B · 80/100
  • -20
    Expiring soon
    Renew soon; keep more than 30 days of validity remaining
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Report summary

amazon.science currently holds an SSL grade of B (80/100) from CertH TLS health monitoring. The site supports TLS1.3, TLS1.2, has HSTS enabled, and its certificate is issued by Amazon RSA 2048 M04 — the certificate has expired. CertH records daily TLS handshake probes into an auditable certificate health trend.

Needs work — Improvable issues: still supports TLS 1.1, no HSTS, or no PFS.

amazon.science scores higher than 8% of the 12,267 sites we grade.

Last scanned 55 days ago — this data may be stale

Full certificate & config details

Common Name
science.production.amzn-science.brightspot.cloud
Key
rsaencryption 2048bit
Sig Hash
SHA-256
SAN
science.production.amzn-science.brightspot.cloud · amazon.science · *.science.production.amzn-science.brightspot.cloud · *.amazon.science · www.amazon.science · labs.amazon.science
Fingerprint
bf078569483979512474916547fa250abc09203bf758da07c17c19bcc79b427b
Risk flags
No notable risks

What’s working

  • TLS 1.3 enabled
  • HSTS enabled with a long max-age
  • Complete certificate chain
  • No legacy TLS or weak ciphers

Score trend

02550751009/8/2026, 6:29:51 PM · 74 (C)9/9/2026, 7:45:33 PM · 80 (B)

Recent history

TimeGrade ScoreIssuer
9/9/2026, 7:45:33 PMB80Amazon RSA 2048 M04
9/8/2026, 6:29:51 PMC74Amazon

Score change insights · Last 90 days

Net change ↑ +6
  • ↑
    9/9/2026 +6 C → B
    Key strength changed

FAQ

When does amazon.science’s certificate expire?

amazon.science’s certificate expires on 9/18/2026, in -46 days, issued by Amazon RSA 2048 M04.

Is amazon.science’s TLS configuration secure?

amazon.science currently scores B (80/100). It negotiates TLS1.3, TLS1.2 and has HSTS enabled.

Why did amazon.science’s score change?

9/9/2026: +6 points — Key strength changed