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

TLSv1.2

divo.ru · 88.210.33.3:443

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
The certificate has expired.

Certificate verification failed

Subject
CN=WEB.office.tsinet.ru
Issuer
CN=WEB.office.tsinet.ru
Valid from
2021-04-23T20:24:19+00:00
Expires
2022-04-23T00:00:00+00:00
Days remaining
-1645
Serial (hex)
1E5B4804E70B40814C5505FC9A8EA3F3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:WEB.office.tsinet.ru

SHA-256 fingerprint

3B:8B:20:04:C3:29:99:47:DE:E0:E8:23:FA:D2:6E:DB:B3:DB:6B:1E:9C:18:7F:3E:66:CC:BF:54:6D:36:84:93
Certificate extensions & PEM
keyUsage
Key Encipherment, Data Encipherment
extendedKeyUsage
TLS Web Server Authentication
subjectAltName
DNS:WEB.office.tsinet.ru
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-23T00:27:29+00:00

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

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