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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

TLSv1.3

artfiles.de · 212.53.221.28:443

Verified

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

Subject
CN=*.artfiles.de
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-05-05T00:00:00+00:00
Expires
2026-11-19T23:59:59+00:00
Days remaining
50
Serial (hex)
0A6588A3CDED23DDBC13833FAC6F2081
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.artfiles.de, DNS:artfiles.de

SHA-256 fingerprint

A8:C3:27:E3:7B:64:7C:D7:BF:D6:56:F8:11:39:93:B4:30:B1:B6:0B:E7:0C:29:87:7D:9A:2E:B6:93:D3:35:15
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
5D:82:19:6C:7D:F2:89:70:72:55:97:57:1E:4E:D0:61:99:DF:F0:C8
subjectAltName
DNS:*.artfiles.de, DNS:artfiles.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.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.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 5 07:30:14.877 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:85:3B:18:8F:84:8E:E2:E6:98:2E:04: 5D:8A:EA:AB:C6:2C:50:68:55:82:B7:34:3D:30:F4:5E: E9:8C:31:F3:DE:02:20:08:3A:6A:92:D1:B7:43:BD:DE: 23:D1:1F:35:15:F2:79:CE:F0:D4:ED:55:A5:97:0E:68: 44:9E:0F:17:D7:4A:FD 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 : May 5 07:30:14.839 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:0F:86:46:82:53:9F:81:7D:7C:6F:20:21: 5F:53:EA:19:31:BE:13:B0:1F:6E:98:E7:42:D4:CE:B7: 6F:23:08:5F:02:21:00:C9:EF:DD:BC:B6:55:2A:2A:80: 1E:59:0C:15:5E:69:A5:92:2E:F2:EC:03:2B:FE:FD:2F: AD:0A:DD:36:9C:01:07 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 5 07:30:14.891 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:3A:F6:56:E4:78:F0:A8:29:93:46:DA:6A: 1C:7A:C3:58:0B:9F:BE:5E:52:E2:C6:85:6B:70:C1:6B: A2:C4:CC:D2:02:21:00:A3:C0:37:2E:D4:AA:9D:FB:45: 7F:05:B8:0C:FA:6B:FB:E9:C8:D2:E1:12:41:FA:AF:6B: 13:DB:1D:A9:98:63:29
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-30T08:51:58+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
398
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
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: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----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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