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

ns3.thaimischost.com · 61.19.251.22:443

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=pukpik.pukpik.com
Issuer
CN=OpenVPN Web CA 2014.10.09 17:26:38 ICT pukpik.pukpik.com
Valid from
2014-10-02T10:26:39+00:00
Expires
2024-10-06T10:26:39+00:00
Days remaining
-747
Serial (hex)
543662DF
Signature
RSA-SHA1
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

28:79:3E:6C:B1:81:BF:53:72:E2:20:84:38:88:D4:1F:04:71:48:57:A4:44:A1:DC:A9:F7:31:20:C7:E8:9C:3D
Certificate extensions & PEM
basicConstraints
CA:FALSE
nsCertType
SSL Server
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: AES128-GCM-SHA256 · Checked 2026-10-23T00:28:15+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
CN=OpenVPN Web CA 2014.10.09 17:26:38 ICT pukpik.pukpik.com
Issuer
CN=OpenVPN Web CA 2014.10.09 17:26:38 ICT pukpik.pukpik.com
Valid from
2014-10-02T10:26:38+00:00
Expires
2024-10-06T10:26:38+00:00
Days remaining
-747
Serial (hex)
543662DE
Signature
RSA-SHA1
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

34:6F:17:DF:2F:F7:96:D3:57:65:79:E8:C5:7D:BA:EB:C9:65:FC:CD:9B:0D:E2:BD:0E:93:CE:CA:E8:5D:35:28
Certificate extensions & PEM
basicConstraints
CA:TRUE
-----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.

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