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

zentis.de · 194.6.193.160:443

Verified

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

Subject
CN=www.zentis.de
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-05T12:37:03+00:00
Expires
2026-12-04T12:37:02+00:00
Days remaining
47
Serial (hex)
065F630B6A60E12F64AE82411F2E2239C4EA
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:naturrein.zentis.de, DNS:reinindienatur.zentis.de, DNS:sonnenblumendrink.zentis.de, DNS:www.zentis-usa.com, DNS:www.zentis-ventures.com, DNS:www.zentis-ventures.de, DNS:www.zentis.com, DNS:www.zentis.de, DNS:www.zentis.hu, DNS:www.zentis.pl, DNS:www.zentis.ru, DNS:zentis-usa.com, DNS:zentis-ventures.com, DNS:zentis-ventures.de, DNS:zentis.com, DNS:zentis.de, DNS:zentis.pl, DNS:zentis.ru

SHA-256 fingerprint

A5:AC:69:39:B3:41:47:BF:02:58:68:BE:34:94:6C:AA:D1:06:1B:6F:A7:A3:04:98:82:DB:84:EB:FA:C7:BA:50
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
5F:BF:D9:24:43:13:4D:78:7D:35:CD:C0:8B:F6:0A:28:BB:23:E7:53
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:naturrein.zentis.de, DNS:reinindienatur.zentis.de, DNS:sonnenblumendrink.zentis.de, DNS:www.zentis-usa.com, DNS:www.zentis-ventures.com, DNS:www.zentis-ventures.de, DNS:www.zentis.com, DNS:www.zentis.de, DNS:www.zentis.hu, DNS:www.zentis.pl, DNS:www.zentis.ru, DNS:zentis-usa.com, DNS:zentis-ventures.com, DNS:zentis-ventures.de, DNS:zentis.com, DNS:zentis.de, DNS:zentis.pl, DNS:zentis.ru
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/107.crl
ct_precert_scts
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 : Sep 5 13:35:33.631 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:BA:C5:F6:10:CB:C6:95:A4:A5:B3:38: CA:FB:3D:A4:C5:CA:5A:96:17:55:46:CC:01:9C:5C:55: 13:A4:1A:DC:55:02:20:21:D0:5D:CE:8E:9B:A0:FA:2E: A4:85:E4:24:0B:31:BF:A4:C1:77:EA:B5:A4:26:3D:64: 6D:45:53:5F:C0:B2:37 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0: D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F Timestamp : Sep 5 13:35:33.752 2026 GMT Extensions: 00:00:05:00:25:A0:FA:D2 Signature : ecdsa-with-SHA256 30:45:02:20:3F:05:BB:55:3F:E8:09:99:A5:5F:5B:34: 1C:8A:28:BD:30:75:36:92:96:4D:83:B7:20:84:5E:9B: F7:D4:19:B5:02:21:00:C5:EF:7A:48:19:5B:1F:8F:CB: D0:EB:ED:59:C9:21:17:84:B6:8E:03:40:E1:D9:0E:04: 60:C0:11:D9:3F:59:2F
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-18T06:59:28+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
685
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2146
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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 →