- Emissor
- InCommon Intermediate CA - OVG2C
- TLS máx.
- TLS1.3
- Versões TLS
- TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
- Cifra
- ECDHE-RSA-CHACHA20-POLY1305
- Expira
- 5/20/2027 ( 196 d)
- HSTS
- Desativado
- OCSP Stapling
- Desativado
- Última verificação
- 11/4/2026, 12:22:39 PM
Resumo do relatório
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.
Bom — Segurança sólida com apenas problemas menores — por exemplo, sem HSTS preload ou sem aproveitar plenamente o TLS 1.3. A nota recomendada habitual.
purdue.edu pontua melhor que 68% dos 12,269 sites avaliados.
O percentil é calculado sobre os 12,269 sites indexados pelo CertH (incluindo os não avaliados); não é um censo do setor.
Detalhes completos do certificado e da configuração
- Nome comum
- www.purdue.edu
- Chave
- rsaencryption 2048bit
- Hash da assinatura
- SHA-384
- Cadeia
- Completa
- SAN
-
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- Impressão digital
- 311d0dbb750fcf4c515ec7319c39f41d114551d254f3a525b703cfe97c4effb2
O que está funcionando
- TLS 1.3 ativado
- Cadeia de certificados completa
- Sem TLS antigo ou cifras fracas
Tendência da pontuação
Histórico recente
| Hora | Nota | Pontuação | Emissor |
|---|---|---|---|
| 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: — → —
Perguntas frequentes
Quando o certificado de purdue.edu expira?
O certificado de purdue.edu expira em 5/20/2027, daqui a 196 dias, emitido por InCommon Intermediate CA - OVG2C.
A configuração TLS de purdue.edu é segura?
purdue.edu atualmente tem A (100/100), negocia TLS1.3, TLS1.2 e does not enable HSTS.
Por que a nota de purdue.edu mudou?
9/9/2026: +26 pontos — Key strength changed