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

netway.psi.br · 177.38.96.10:443

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=messalina.netway.psi.br
Issuer
CN=messalina.netway.psi.br
Valid from
2026-08-04T15:33:12+00:00
Expires
2036-08-01T15:33:12+00:00
Days remaining
3559
Serial (hex)
5C721B5A6A4861AA10DD855F04C35DC7DC32AF05
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:messalina.netway.psi.br

SHA-256 fingerprint

C1:12:21:77:6C:65:53:91:87:B4:A0:ED:34:89:71:FB:08:E8:9F:73:57:BF:FF:2C:45:59:21:55:1E:7D:51:38
Certificate extensions & PEM
basicConstraints
CA:FALSE
subjectAltName
DNS:messalina.netway.psi.br
subjectKeyIdentifier
1C:AA:23:68:B5:43:63:EB:74:27:AE:31:AC:31:5C:99:D3:0C:A7:77
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-02T20:27:29+00:00

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

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