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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

TLSv1.2

netcup.de · 46.38.224.30:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=www.netcup.de
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-05-12T00:00:00+00:00
Expires
2026-11-26T23:59:59+00:00
Days remaining
66
Serial (hex)
09C8FC01D4584939531078E540C89020
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.netcup.de, DNS:netcup.de

SHA-256 fingerprint

1A:9D:D0:AF:C0:41:6B:FD:31:4D:FF:01:33:E2:A0:EB:D7:B4:44:D5:94:FB:CE:D4:14:EF:06:0E:BF:74:2C:17
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
2E:01:2F:98:39:DE:2D:C2:20:FA:BF:09:E2:A6:78:44:BE:48:C5:A4
subjectAltName
DNS:www.netcup.de, DNS:netcup.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
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 : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : May 12 12:40:21.916 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:71:A3:40:9C:4B:0F:8E:EB:70:DC:BD:C9: 06:53:0E:46:07:34:01:9C:B0:3E:AA:FE:71:1B:82:44: C8:3E:13:63:02:20:2B:41:E2:89:88:D7:1C:B4:75:38: C6:60:20:5B:83:3E:EC:AF:05:EC:19:C3:7A:CE:94:0F: 4C:8C:0F:EC:63:8F Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : May 12 12:40:21.929 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B1:37:89:5A:56:5A:D1:FD:AB:0D:2F: B7:46:16:62:3E:3A:16:B6:75:E2:BD:A1:C9:B8:0C:50: BA:6E:10:9B:88:02:20:46:C4:DD:C2:9B:31:50:30:99: 0C:46:7C:77:FD:32:4B:FA:FD:8A:26:FE:70:C9:26:F1: 84:83:22:3F:C3:94:AC Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : May 12 12:40:21.934 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A9:9D:C1:22:08:16:7A:92:9E:0C:72: 21:C1:51:93:AA:79:65:C5:CA:33:CD:BC:32:7B:2F:67: AD:35:05:D8:28:02:21:00:FF:12:2A:E4:0A:3C:47:A1: 90:4A:D1:1E:2B:75:E8:50:6A:DB:EA:DB:6B:BA:2C:61: 98:0F:0F:3C:E3:D1:E6:ED
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-21T18:25:10+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
406
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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