DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

mail3.as60497.net · 168.119.26.10:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `mail3.as60497.net'

Certificate verification failed

Subject
CN=your-server.de
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-10-05T00:00:00+00:00
Expires
2027-04-21T23:59:59+00:00
Days remaining
166
Serial (hex)
0ED974B366BF374855C7B0D9BD1C193E
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:your-server.de, DNS:*.your-server.de

SHA-256 fingerprint

AE:8E:C3:37:19:D5:FB:44:35:A7:38:F3:1B:C9:1B:AD:92:1F:18:15:49:02:83:24:2C:2C:3F:22:93:7B:5C:14
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
4C:9C:72:FF:4B:E3:7C:7D:01:1B:C2:5A:7F:1A:36:37:B3:C2:D5:62
subjectAltName
DNS:your-server.de, DNS:*.your-server.de
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Oct 5 11:47:49.501 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D9:27:F3:D6:47:89:07:6C:20:70:05: 28:34:0B:67:31:9C:AD:57:47:A9:CF:0A:25:72:67:2C: AC:F2:2F:B3:40:02:20:0F:B4:D2:7F:1C:62:73:8B:C5: 5D:5E:F2:F5:40:02:38:DC:AE:45:65:D1:7F:1F:4C:66: A0:2B:17:62:98:82:CF Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Oct 5 11:47:49.504 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:38:6D:34:A8:D4:23:55:AB:04:04:2C:59: 37:BB:87:D5:04:C8:9C:44:9C:BF:EB:FE:C8:AD:15:7A: D7:C2:C1:F8:02:20:60:D9:2C:4F:EE:A3:3E:51:D7:1B: 48:16:93:F5:C8:E1:A4:E8:E1:23:0E:7D:6B:58:5E:57: A9:53:5B:EE:A4:6E Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Oct 5 11:47:49.638 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:03:79:CE:15:E5:DE:59:76:82:47:34:90: E3:C7:A6:74:A8:53:76:A1:FC:CA:80:D3:DD:A4:95:D2: 65:E5:87:7C:02:20:39:20:A9:E7:2B:D4:8E:8A:9A:67: CC:6D:66:F6:D8:71:63:A8:1B:90:E5:E0:91:B4:F6:A0: E7:D9:36:06:E3:35
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-06T13:27:25+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
360
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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