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

internetx.de · 85.236.36.88:443

Verified

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

Subject
C=DE L=Regensburg O=InterNetX GmbH CN=*.internetx.de
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-08-10T00:00:00+00:00
Expires
2027-02-24T23:59:59+00:00
Days remaining
156
Serial (hex)
0958958276EE56503EF1AF720149DEB3
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.internetx.de, DNS:internetx.de

SHA-256 fingerprint

E6:11:6F:95:F4:54:6D:90:55:BE:6D:AF:F9:D8:74:20:AE:FE:00:21:59:25:7B:31:64:39:A9:6D:CE:EE:84:0A
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
8D:D2:24:88:6F:05:6D:0C:7F:4C:E9:9B:80:ED:7B:CE:9C:00:05:FC
subjectAltName
DNS:*.internetx.de, DNS:internetx.de
certificatePolicies
Policy: 2.23.140.1.2.2 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.geotrust.com/GeoTrustTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.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 : Aug 10 07:31:35.348 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8B:F6:F8:E2:8A:44:0D:08:1B:27:AA: 99:81:9B:0E:AD:63:B7:D2:AD:B3:E8:C4:6D:CC:44:D7: 7A:83:F6:55:A2:02:20:73:D2:3F:29:7B:C0:43:2F:71: B4:87:3F:22:F4:3F:45:04:10:69:A0:B2:CE:24:44:36: 24:C4:BF:6A:98:EE:7D 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 : Aug 10 07:31:35.372 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:39:32:01:6F:9D:06:1C:D3:09:92:76:F7: B0:DA:B3:EB:4C:D5:FB:7C:9E:69:D7:21:F0:C3:8F:7E: D5:73:3C:F6:02:20:72:D7:48:5A:7C:DB:E3:73:08:03: 8F:A2:B3:98:EA:D9:D4:41:7B:EE:26:C1:01:BF:AB:AC: 43:F1:04:98:29:4F Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Aug 10 07:31:35.406 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A4:BF:E5:18:91:9A:DA:D0:58:E3:19: 7F:4F:E8:76:3C:27:2D:5A:E0:73:43:5F:B3:4F:84:42: FB:06:D7:05:5C:02:21:00:EB:71:60:DA:5D:EA:90:21: 67:B1:B3:2F:3F:64:35:1D:E2:6A:86:E4:CB:1D:EC:48: 51:33:00:1D:90:9A:77:96
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-21T09:33:45+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
407
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
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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