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

atomdata.ru · 193.43.41.12:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
C=RU ST=Moscow L=Moscow O=JSC ATOMDATA CN=*.atomdata.ru
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
Valid from
2026-05-05T10:21:15+00:00
Expires
2026-11-20T10:21:15+00:00
Days remaining
33
Serial (hex)
22B796C994F01D24E681533C
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

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

SHA-256 fingerprint

EC:31:D1:86:83:67:9D:05:BD:05:53:3B:AB:7E:C7:17:5D:8E:E9:49:49:7D:01:97:94:BC:08:95:59:F8:10:86
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsrsaovsslca2018.crt OCSP - URI:http://ocsp.globalsign.com/gsrsaovsslca2018
certificatePolicies
Policy: 1.3.6.1.4.1.4146.1.20 CPS: https://www.globalsign.com/repository/ Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsrsaovsslca2018.crl
subjectAltName
DNS:*.atomdata.ru, DNS:autodiscover.atomdata.ru, DNS:mail.atomdata.ru, DNS:owa.atomdata.ru, DNS:atomdata.ru
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
subjectKeyIdentifier
E4:35:C3:A1:57:B3:12:B3:1F:3F:7C:D7:85:D3:14:F9:09:4B:74:8C
ct_precert_scts
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 : May 5 10:21:19.811 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C9:63:EA:68:89:06:44:E7:E1:05:E6: AE:BD:0A:4A:91:90:0C:72:E6:BF:58:7D:7B:60:82:12: 71:50:60:A4:F6:02:21:00:A0:BB:90:66:6D:47:87:BC: 2D:BB:24:43:CC:58:76:5D:85:2B:8C:66:A6:A5:5D:B8: 55:78:4D:4C:9A:11:7E:65 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : May 5 10:21:19.799 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EF:96:77:E4:49:41:97:BC:E7:4E:E6: 59:C6:E2:96:15:04:21:18:46:B2:D6:AF:93:A0:89:A3: 4A:11:1A:31:B5:02:20:1A:7C:59:C7:BF:84:66:F6:E8: F6:05:89:61:CD:66:D7:91:79:09:B2:8A:51:E1:DA:46: 46:E3:D2:D9:51:72:D5 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 : May 5 10:21:19.800 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B0:9D:92:CB:54:CB:7E:72:D0:51:50: AC:23:16:33:F2:3E:34:1B:50:35:D3:D7:12:2E:BE:03: 5F:C9:82:91:D9:02:20:74:0A:39:AC:84:F0:57:50:94: D7:3C:C9:93:4B:AF:C8:56:E5:B7:81:33:7D:CC:C5:CF: 9C:66:1B:B2:15:87:B0
-----BEGIN CERTIFICATE-----
MIIHyDCCBrCgAwIBAgIMIreWyZTwHSTmgVM8MA0GCSqGSIb3DQEBCwUAMFAxCzAJ
BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSYwJAYDVQQDEx1H
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Wi8ohG8zWLqIqhK4BI5GOtiFeq6yt/Mo+AglaQ==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-17T20:43:29+00:00

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

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