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SSL Certificate

Analyze SSL/TLS certificates for any website, checking issuer details, validity period, expiration warnings, and alternative names.

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Turkey National Cyber Security Status (USOM)

SAFE: No active restrictions found in USOM registry
Clean / Allowed
F
Security Grade F • Overall Certificate Health Verdict

Certificate Has Expired

app.epas.education → 83.96.201.29:443 Port 443 Open • 249.25 ms Connection Latency

Cryptographic Key Matching
Target Domain
Hostname Certificate Mismatch
Chain Integrity
Chain Complete
Time Remaining
Certificate Has Expired
Cipher Suite
TLSv1.2 • 128 bits

Server Configuration Remediation Guides

2 Diagnostics
critical

Hostname Certificate Mismatch

The domain "app.epas.education" is not covered by this SSL certificate. Browsers will display a full security interstitial warning blocking visitors.

Certificate is issued for: *.leerpodium.nl, leerpodium.nl
Reissue the certificate to include "app.epas.education" in Subject Alternative Names (SANs) or reconfigure web server virtual hosts.
critical

Certificate Has Expired

This SSL certificate expired 101 days ago (20.07.2026 23:59). All visitors receive an immediate security warning.

Renew and install a new certificate immediately through your Certificate Authority (e.g., Certbot renew or your hosting control panel).

Server Certificate Chain Hierarchy

4 Certificate(s)
1 Server Certificate (Leaf)
Hostname Certificate Mismatch Expired
Common Name (CN) *.leerpodium.nl Issued By: Sectigo Public Server Authentication CA DV R36
Validity Encryption
19.06.2025 00:00 → 20.07.2026 23:59
RSA 2048 bits • sha384WithRSAEncryption
2 Trusted Root Certificate Authority
Trusted Root CA
Common Name Sectigo Public Server Authentication CA DV R36 Sectigo Limited
Validity Issuer
2021-03-22 00:00:00 → 2036-03-21 23:59:59
Issuer: Sectigo Public Server Authentication Root R46
3 Trusted Root Certificate Authority
Trusted Root CA
Common Name Sectigo Public Server Authentication Root R46 Sectigo Limited
Validity Issuer
2021-03-22 00:00:00 → 2038-01-18 23:59:59
Issuer: USERTrust RSA Certification Authority
4 Trusted Root Certificate Authority
Trusted Root CA
Common Name USERTrust RSA Certification Authority The USERTRUST Network
Validity Issuer
2010-02-01 00:00:00 → 2038-01-18 23:59:59
Issuer: USERTrust RSA Certification Authority

Cryptographic Certificate Specifications

Common Name (CN) *.leerpodium.nl
Signature Algorithm sha384WithRSAEncryption
Serial Number (HEX) 65EEEE3AAF80FA145C8DBF8B874567E7
SHA-256 Fingerprint a887d37c59c5e7feef97ac39aae6ec4ffe2ea8c0af19c3b8006b0d6b701d21c9
Valid From 19.06.2025 00:00
Valid To / Expiry 20.07.2026 23:59
Issuer String Sectigo Public Server Authentication CA DV R36
Key Parameters RSA 2048 bits
Subject Alternative Names (SANs) (2)
*.leerpodium.nl leerpodium.nl