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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

marsu.ru · 77.40.54.242:443

Verified

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

Subject
CN=*.marsu.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2025-12-10T15:34:05+00:00
Expires
2027-01-11T15:34:04+00:00
Days remaining
87
Serial (hex)
11B611ED714A05E809CBF86D
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.marsu.ru, DNS:marsu.ru

SHA-256 fingerprint

97:FA:F8:D7:63:5D:E1:91:5F:E8:C9:B9:21:FA:B1:8D:A8:E4:D1:55:E3:F6:5C:C8:4D:09:A4:88:AB:FE:89:15
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:*.marsu.ru, DNS:marsu.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
74:11:3B:A9:78:82:ED:F5:6F:C3:93:C2:56:B5:3F:99:A0:AD:E2:03
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 : Dec 10 15:34:08.800 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:7A:C1:BE:CC:84:69:44:6E:35:98:61:67: 2C:83:6A:90:5E:D6:1A:28:D8:7C:88:98:36:FC:D4:83: 57:D2:3D:C6:02:21:00:AA:7F:BB:69:7C:92:77:F4:39: 45:86:63:26:05:9F:AF:D8:56:64:AE:14:4A:6A:72:01: 58:D1:9F:A3:79:69:02 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 : Dec 10 15:34:08.375 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:2A:18:9E:F7:A7:13:1E:35:9D:7A:25:0C: E1:43:89:05:18:9B:A6:F2:94:F8:E2:F6:A1:F3:08:C0: 1B:7E:E0:A9:02:21:00:DE:5B:95:2E:A0:F2:D4:41:EB: E6:71:AC:7B:13:23:E0:77:09:3E:67:27:D5:D1:F9:85: FD:8A:24:D1:C0:35:A9 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 : Dec 10 15:34:08.996 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:35:38:D8:DE:5E:12:89:0F:80:8D:E6:64: E2:E6:E5:67:4C:34:CF:23:A9:BA:E0:FB:CD:92:EB:37: 6B:13:B5:9E:02:20:63:CC:CD:59:38:39:1C:49:1C:D5: 2A:6D:F3:DB:05:E5:63:62:5B:D2:8D:D4:85:97:1F:B2: 22:E4:1C:E0:5F:D7
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-16T03:46:36+00:00

Server-presented chain · 1 additional certificate

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
216
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-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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