- Emisor
- InCommon Intermediate CA - OVG2C
- TLS máx.
- TLS1.3
- Versiones TLS
- TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
- Cifrado
- ECDHE-RSA-CHACHA20-POLY1305
- Caduca
- 5/20/2027 ( 196 d)
- HSTS
- Deshabilitado
- OCSP Stapling
- Deshabilitado
- Último escaneo
- 11/4/2026, 12:22:39 PM
Resumen del informe
purdue.edu currently holds an SSL grade of A (100/100) from CertH TLS health monitoring. The site supports TLS1.3, TLS1.2, does not enable HSTS, and its certificate is issued by InCommon Intermediate CA - OVG2C — 196 days left on the certificate. CertH records daily TLS handshake probes into an auditable certificate health trend.
Bueno — Seguridad sólida con solo problemas menores — por ejemplo, sin HSTS preload o sin aprovechar del todo TLS 1.3. La nota recomendada habitual.
purdue.edu puntúa mejor que el 68% de los 12,269 sitios evaluados.
El percentil se calcula sobre los 12,269 sitios indexados por CertH (incluidos los no evaluados); no es un censo del sector.
Detalles completos del certificado y la configuración
- Nombre común
- www.purdue.edu
- Clave
- rsaencryption 2048bit
- Hash de firma
- SHA-384
- Cadena
- Completa
- SAN
-
Mostrar todos (131)
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- Huella
- 311d0dbb750fcf4c515ec7319c39f41d114551d254f3a525b703cfe97c4effb2
Lo que funciona
- TLS 1.3 habilitado
- Cadena completa
- Sin TLS obsoleto ni cifrados débiles
Tendencia de puntuación
Historial reciente
| Hora | Grado | Puntuación | Emisor |
|---|---|---|---|
| 11/4/2026, 12:22:39 PM | A | 100 | InCommon Intermediate CA - OVG2C |
| 9/9/2026, 8:35:04 PM | A | 95 | InCommon RSA OV SSL CA 3 |
| 9/8/2026, 1:37:58 PM | D | 69 | InCommon, LLC |
Score change insights · Last 90 days
Net change ↑ +31-
↑
9/9/2026 +26 D → AKey strength changed
-
↑
11/4/2026 +5CA changedTLS version support improvedAlso observedCAA: — → —
Preguntas frecuentes
¿Cuándo caduca el certificado de purdue.edu?
El certificado de purdue.edu caduca el 5/20/2027, en 196 días, emitido por InCommon Intermediate CA - OVG2C.
¿Es segura la configuración TLS de purdue.edu?
purdue.edu obtiene A (100/100), negocia TLS1.3, TLS1.2 y does not enable HSTS.
¿Por qué cambió la nota de purdue.edu?
9/9/2026: +26 puntos — Key strength changed