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

avantel.ru · 81.95.132.123:443

Verified

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

Subject
C=RU ST=Moscow L=Moscow O=AO Avantel CN=*.avantel.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 OV TLS CA 2025
Valid from
2026-08-04T14:53:24+00:00
Expires
2027-02-19T14:53:24+00:00
Days remaining
110
Serial (hex)
560BF85305A536B9C32C230A
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.avantel.ru, DNS:autodiscover.avantel.ru, DNS:mail.avantel.ru, DNS:owa.avantel.ru, DNS:avantel.ru

SHA-256 fingerprint

FC:D5:33:35:4F:3A:43:10:6B:42:18:DC:C7:F3:0F:9D:F0:E4:6D:3F:3A:7D:B9:FC:EC:69:72:E8:A1:19:91:1C
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr46ovtlsca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr46ovtlsca2025
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr46ovtlsca2025.crl
subjectAltName
DNS:*.avantel.ru, DNS:autodiscover.avantel.ru, DNS:mail.avantel.ru, DNS:owa.avantel.ru, DNS:avantel.ru
authorityKeyIdentifier
69:74:3E:AF:C3:5B:01:95:49:EE:14:41:5A:93:FA:B1:30:98:DA:A2
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
65:A6:2A:78:4C:19:04:B3:C9:C5:51:E0:59:A4:B6:30:98:0B:A2:F0
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 : Aug 4 14:53:30.253 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:9A:1C:5C:4D:B6:DF:70:CD:C0:CF:07: 80:F2:2B:19:77:57:09:80:BE:E0:4F:CC:EE:BD:23:22: F6:20:1B:FA:B0:02:20:16:A0:65:79:6B:14:17:B6:D8: D0:F1:6A:AD:8D:CD:77:20:6C:A0:75:D3:A6:1E:DF:82: E9:3A:31:22:C9:D4:FB 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 : Aug 4 14:53:29.568 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:AA:6F:8D:D4:6B:53:8F:4C:D4:69:7C: 86:9F:0A:D8:95:99:3A:B7:CF:4C:FE:FC:19:28:BE:6B: E5:62:31:3A:BF:02:21:00:EA:8B:AA:FE:28:CF:8E:DE: 4B:E8:EF:53:2D:D0:9E:F5:63:02:A8:FE:B4:B7:5D:EB: 36:B9:94:FF:46:4D:4A:B2 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 : Aug 4 14:53:30.058 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C5:73:AC:5E:3F:AC:0C:74:7F:40:D1: 53:1A:C2:1E:69:7E:EE:7F:2D:63:DB:44:AA:2E:07:8F: C3:E4:EC:E4:FF:02:21:00:A6:18:CF:6A:F6:E5:7D:32: 81:C8:18:85:43:AE:AF:5B:BF:54:17:22:4F:E2:03:ED: 1E:69:4B:9B:F7:BC:59:76
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-31T15:11:42+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 OV TLS CA 2025
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2025-09-17T02:55:56+00:00
Expires
2029-06-23T00:00:00+00:00
Days remaining
965
Serial (hex)
84435890836F67394182CB9C9A5DC99F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

D1:60:E2:DE:4E:56:CB:10:B6:6C:1C:B0:AD:CB:79:CF:93:C7:8D:CD:9D:B3:0C:20:18:22:02:62:C0:40:63:F9
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
69:74:3E:AF:C3:5B:01:95:49:EE:14:41:5A:93:FA:B1:30:98:DA:A2
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: 2.23.140.1.2.2 Policy: 1.3.6.1.4.1.4146.10.1.2
-----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
7079
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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