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

TLS

dedic-center.ru · 91.221.71.4:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A00018A:SSL routines::dh key too small
The certificate expires within 30 days.

Certificate verification failed

Subject
CN=dedic-center.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2026-04-07T04:58:36+00:00
Expires
2026-10-23T04:58:36+00:00
Days remaining
26
Serial (hex)
41FE0CF2E2D0424F6FA83995
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:dedic-center.ru

SHA-256 fingerprint

E7:DD:F4:E3:02:69:D3:71:A2:C0:06:20:8A:BA:32:BC:91:D8:06:C9:81:D6:C0:BC:7E:3E:08:2C:26:0B:33:94
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr6alphasslca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr6alphasslca2025
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3 CPS: https://www.globalsign.com/repository/
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr6alphasslca2025.crl
subjectAltName
DNS:dedic-center.ru
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
subjectKeyIdentifier
D5:F5:27:24:E2:02:83:82:9A:CF:B7:52:B3:5A:D8:12:47:34:E4:75
ct_precert_scts
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 : Apr 7 04:58:43.758 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:12:D4:9B:C0:F4:E4:DD:30:60:18:CC:1C: 3B:9D:FE:DC:F0:60:4F:DF:E2:01:E8:5A:60:AC:A7:5D: 2C:10:5B:44:02:21:00:F5:88:E2:3A:CB:7E:B2:A6:F9: 47:51:1F:42:2F:1C:AA:EE:DB:B3:B7:55:ED:47:A0:98: 98:E6:F0:7F:F3:66:88 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Apr 7 04:58:43.314 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:28:7B:9E:38:7D:58:5A:C1:09:EA:56:A2: 8D:73:85:D2:13:33:B4:C8:EF:F8:A5:7A:3B:3A:E7:73: 79:08:F1:6D:02:21:00:83:40:CC:6A:5B:CD:50:39:5D: 11:B4:6E:98:E4:C8:01:71:BC:C4:A0:7A:11:C7:FE:BB: F4:45:74:8A:50:9D:3A 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 : Apr 7 04:58:43.702 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:77:20:C4:21:02:7B:37:BD:52:27:D0:5D: ED:EC:AE:AF:3D:93:48:66:26:9A:24:37:FC:25:72:FC: 84:17:34:CC:02:20:59:BC:87:F7:92:27:29:3A:D9:09: ED:E0:B4:DF:01:C7:7F:32:AB:2C:09:5B:61:BC:D1:BD: 00:F0:DF:1D:4A:AA
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: Unavailable · Checked 2026-09-26T18:52:07+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2025-05-21T02:36:52+00:00
Expires
2027-05-21T00:00:00+00:00
Days remaining
236
Serial (hex)
837D4EB89E912FE72CAD3BC7692DDC20
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A8:83:55:92:31:F8:38:8D:AF:35:CE:41:C8:10:10:40:AE:8F:D9:B6:56:43:42:47:B9:47:5A:F5:92:CC:08:CA
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityInfoAccess
OCSP - URI:http://ocsp2.globalsign.com/rootr6 CA Issuers - URI:http://secure.globalsign.com/cacert/root-r6.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root-r6.crl
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2014-12-10T00:00:00+00:00
Expires
2034-12-10T00:00:00+00:00
Days remaining
2996
Serial (hex)
45E6BB038333C3856548E6FF4551
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2C:AB:EA:FE:37:D0:6C:A2:2A:BA:73:91:C0:03:3D:25:98:29:52:C4:53:64:73:49:76:3A:3A:B5:AD:6C:CF:69
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
-----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

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