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

itreg.ru · 79.173.80.22:443

Verified

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

Subject
CN=*.itreg.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 DV TLS CA 2025
Valid from
2026-10-19T07:10:30+00:00
Expires
2027-05-06T07:10:30+00:00
Days remaining
180
Serial (hex)
540899CBA6B752878C5D2570
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.itreg.ru, DNS:itreg.ru

SHA-256 fingerprint

84:71:C5:72:2B:83:E2:B6:D8:84:78:B2:2E:BA:EA:41:DF:BB:9C:C9:94:DD:B7:F9:A1:BC:6D:C8:E6:F6:E0:48
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr46dvtlsca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr46dvtlsca2025
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr46dvtlsca2025.crl
subjectAltName
DNS:*.itreg.ru, DNS:itreg.ru
authorityKeyIdentifier
08:69:E9:7F:A5:AB:F4:C3:61:E5:CD:8E:7B:47:EF:8B:29:64:8D:EC
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
A3:9D:81:0D:F7:D2:56:EB:38:63:F1:70:7A:80:A4:19:33:52:A0:5D
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Oct 19 07:10:33.004 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CB:19:91:31:AE:76:B3:26:94:D3:1C: 70:63:45:1A:8B:C4:5D:81:F0:D5:22:29:49:D8:12:58: 1F:F2:A1:2B:59:02:20:78:F1:91:1D:D3:5E:C2:55:E0: 67:ED:60:FE:48:27:E5:C8:9B:74:34:22:0C:17:F9:8F: F7:1C:4A:F9:6F:AD:F4 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 : Oct 19 07:10:33.018 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:BD:D6:46:13:B8:60:58:71:25:AA:F9: 9B:5E:C2:3C:AE:C8:72:C9:2D:39:E1:7A:CD:2A:1A:D5: 50:DE:1D:67:D9:02:21:00:9D:41:43:B1:50:39:8D:34: A5:AF:15:A9:4D:F4:51:5D:04:9F:62:C9:04:6A:2C:C9: 85:E4:69:18:FD:59:DE:BE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Oct 19 07:10:32.866 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:2E:8F:42:0B:57:56:74:F1:AD:2B:3D:97: 9B:52:63:8D:57:19:8E:99:EC:CA:69:D0:DC:6D:05:2E: 5D:9A:22:3E:02:20:4F:1D:F7:A4:38:AF:00:D2:FA:F9: AA:5E:41:1A:F4:94:DD:61:C3:1B:FD:94:DD:BD:E4:85: 5D:06:F9:0B:C9:29
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-06T16:20:55+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 DV TLS CA 2025
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2025-09-17T02:55:44+00:00
Expires
2029-06-23T00:00:00+00:00
Days remaining
959
Serial (hex)
8443588121DB5AB28499FFAE80670BA4
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

B5:94:10:F3:67:B9:86:E9:8E:53:A9:78:9A:65:80:55:3A:74:BE:51:52:11:D9:F6:EC:B6:E8:A1:1E:83:AE:AA
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
08:69:E9:7F:A5:AB:F4:C3:61:E5:CD:8E:7B:47:EF:8B:29:64:8D:EC
authorityKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/rootr46 CA Issuers - URI:http://secure.globalsign.com/cacert/rootr46.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/rootr46.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
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2019-03-20T00:00:00+00:00
Expires
2046-03-20T00:00:00+00:00
Days remaining
7073
Serial (hex)
11D2BBB9D723189E405F0A9D2DD0DF2567D1
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4F:A3:12:6D:8D:3A:11:D1:C4:85:5A:4F:80:7C:BA:D6:CF:91:9D:3A:5A:88:B0:3B:EA:2C:63:72:D9:3C:40:C9
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
-----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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