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

r01.ru · 31.177.80.40:443

Verified

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

Subject
CN=*.r01.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 DV TLS CA 2025
Valid from
2026-09-16T19:30:12+00:00
Expires
2027-04-03T19:30:12+00:00
Days remaining
189
Serial (hex)
0AE0B6B95B581C3B6F544576
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.r01.ru, DNS:r01.ru

SHA-256 fingerprint

EF:B7:DA:22:22:94:C6:85:4D:47:00:5D:33:AB:89:A6:BD:BE:C4:B8:BB:AE:5D:F2:34:1D:AF:71:0D:3A:1D:91
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:*.r01.ru, DNS:r01.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
BD:76:EE:34:20:D7:32:E2:39:00:8C:2B:1F:6B:E7:D4:25:7F:77:8F
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 : Sep 16 19:30:16.477 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:57:C3:D5:CF:40:C2:E4:14:FC:F1:9A:77: 54:FF:3A:9C:46:C0:B1:90:68:5F:F3:D0:05:67:40:46: A1:AC:13:68:02:21:00:F8:46:33:81:A4:C6:CE:70:1D: B0:76:60:B6:6D:12:1C:7F:6C:2B:9C:E9:71:6F:C4:DC: F9:48:F0:2E:E6:48:84 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 : Sep 16 19:30:16.602 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:88:EE:75:FB:25:2F:B1:28:F8:20:30: EC:38:EC:EF:B6:5F:48:17:8C:00:8E:20:7A:9C:6A:A0: 8A:40:01:76:1A:02:21:00:93:EA:63:FC:1E:DA:4F:7C: A6:5E:9A:41:B0:09:16:95:F0:30:AF:C4:9B:70:21:6C: 8A:CB:74:4A:BD:6E:A9:26 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 : Sep 16 19:30:16.296 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:23:F1:6A:C2:43:23:FD:99:7F:A2:DC:1E: 47:EA:1D:94:57:69:0B:68:B3:7D:27:C4:6A:D7:AB:5C: A4:C8:BB:04:02:20:25:00:7C:1A:44:C3:14:EF:C8:EC: D3:0F:0B:72:32:8C:C3:F6:19:77:9F:52:EC:B6:C2:E0: 15:AD:80:7F:91:B0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-26T08:36:58+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
1000
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
7114
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

Registration / WHOIS →DNS records →