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

bsh1.bul.net · 195.85.215.10:443

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
CN=localhost
Issuer
CN=localhost
Valid from
2024-01-05T17:39:01+00:00
Expires
2034-01-02T17:39:01+00:00
Days remaining
2615
Serial (hex)
D811F257646CA25B
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

B3:2B:E2:26:8F:B7:02:EC:17:B8:13:BE:0B:3C:C7:7B:65:51:57:32:21:7F:3E:85:CC:6D:E7:36:29:76:85:93
Certificate extensions & PEM
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-11-05T09:58:35+00:00

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

View certificate JSON

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