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

TLSv1.2

versatel.de · 212.7.147.145:443

Verified

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

Subject
jurisdictionC=DE jurisdictionST=Nordrhein-Westfalen jurisdictionL=Düsseldorf businessCategory=Private Organization serialNumber=HRB 68270 C=DE ST=Nordrhein-Westfalen L=Düsseldorf O=1&1 Versatel Deutschland GmbH CN=www.1und1.net
Issuer
C=US O=DigiCert Inc CN=Thawte EV RSA CA G2
Valid from
2025-11-18T00:00:00+00:00
Expires
2026-12-19T23:59:59+00:00
Days remaining
88
Serial (hex)
06C633AEA360F81052F2460A2B45F2A2
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:www.1und1.net, DNS:www.versatel.de, DNS:1und1.net, DNS:versatel.de

SHA-256 fingerprint

03:7A:BA:34:F9:A7:BE:FF:25:35:C0:30:CF:3C:69:9F:71:E1:57:91:EB:D6:8B:6B:E1:60:8A:23:F1:E8:FC:C9
Certificate extensions & PEM
authorityKeyIdentifier
6C:2E:E4:61:B4:C3:B9:BD:F0:CA:AD:A6:C1:68:7A:B8:D4:CC:1D:A0
subjectKeyIdentifier
D6:57:13:8C:E4:1B:00:02:68:14:44:92:7B:05:39:4B:20:8B:93:74
subjectAltName
DNS:www.1und1.net, DNS:www.versatel.de, DNS:1und1.net, DNS:versatel.de
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/ThawteEVRSACAG2.crl Full Name: URI:http://crl4.digicert.com/ThawteEVRSACAG2.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/ThawteEVRSACAG2.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Nov 18 06:19:28.086 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:20:09:41:10:57:EC:35:F7:26:33:93:A4: 2E:35:3C:C1:A4:11:F6:7D:0A:0D:67:5A:99:5F:96:65: 6A:39:1B:68:02:20:76:78:60:F9:89:12:7B:DD:7F:E4: 3D:EF:84:C6:2D:2F:09:8B:23:21:3F:09:A5:10:A2:31: DC:0E:36:ED:15:01 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 : Nov 18 06:19:28.149 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:91:A6:E0:B7:67:3D:34:9A:A4:47:41: E5:BF:E5:0E:41:8E:1C:33:58:33:D7:B7:91:3B:43:F0: 93:73:F7:01:9E:02:21:00:AF:6A:BA:E5:70:6E:E9:14: 35:21:2D:1F:F7:CB:D9:E2:44:04:D1:65:D9:5F:CC:6A: F9:6D:40:6F:86:17:18:9E 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 : Nov 18 06:19:28.169 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:71:94:4A:26:56:03:96:80:69:F5:E1:C2: 8F:2B:5C:D9:A4:92:E4:97:D9:02:69:B3:14:49:8E:EC: 0F:F9:6E:AB:02:20:01:F0:C8:D7:37:DE:4D:84:EE:4F: FE:D1:B7:C0:BB:2A:36:A6:2F:82:15:63:4D:B5:D9:73: DE:C0:77:2B:5C:F1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-22T18:23:59+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=Thawte EV RSA CA G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2020-07-02T12:43:02+00:00
Expires
2030-07-02T12:43:02+00:00
Days remaining
1378
Serial (hex)
07C2C6D32C6F0E0AABAC0DD0F9FCD5B3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

32:86:69:14:12:F3:0E:CE:5C:06:5F:D6:2F:43:92:A4:76:2D:1E:77:81:53:38:35:9D:F3:90:29:9F:BD:61:EF
Certificate extensions & PEM
subjectKeyIdentifier
6C:2E:E4:61:B4:C3:B9:BD:F0:CA:AD:A6:C1:68:7A:B8:D4:CC:1D:A0
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 Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS User Notice: Explicit Text: Any use of this Certificate constitutes acceptance of the Relying Party Agreement located at https://www.digicert.com/rpa-ua
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4132
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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.

View certificate JSON

Registration / WHOIS →DNS records →