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SSL Certificate

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

Quick Examples: google.com github.com cloudflare.com wikipedia.org
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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

Hostname Certificate Mismatch

nic.exposed → 99.83.155.228:443 Port 443 Open • 511.67 ms Connection Latency

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

Server Configuration Remediation Guides

1 Diagnostics
critical

Hostname Certificate Mismatch

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

Certificate is issued for: *.identity.digital, identity.digital
Reissue the certificate to include "nic.exposed" in Subject Alternative Names (SANs) or reconfigure web server virtual hosts.

Server Certificate Chain Hierarchy

3 Certificate(s)
1 Server Certificate (Leaf)
Hostname Certificate Mismatch Valid
Common Name (CN) *.identity.digital Issued By: Sectigo Public Server Authentication CA DV R36
Validity Encryption
28.09.2026 00:00 → 14.04.2027 23:59
RSA 2048 bits • sha256WithRSAEncryption
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

Cryptographic Certificate Specifications

Common Name (CN) *.identity.digital
Signature Algorithm sha256WithRSAEncryption
Serial Number (HEX) AE83DF7C6E717993FDFE2FF18B46964A
SHA-256 Fingerprint FA:94:B8:79:43:10:68:C5:CF:58:1B:38:DB:5B:71:E2:87:05:F7:09:A1:52:6E:31:BF:DD:DC:F2:62:E5:81:46
Valid From 28.09.2026 00:00
Valid To / Expiry 14.04.2027 23:59
Issuer String Sectigo Public Server Authentication CA DV R36
Key Parameters RSA 2048 bits
Subject Alternative Names (SANs) (2)
*.identity.digital identity.digital