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

mx2.intercity.net.ar · 200.123.252.163:443

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=mx1.intercity.net.ar
Issuer
CN=mx1.intercity.net.ar
Valid from
2024-07-06T18:34:26+00:00
Expires
2034-07-04T18:34:26+00:00
Days remaining
2821
Serial (hex)
4001C03AF7138F183070E46D26B0586DD8D58920
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:mx1.intercity.net.ar

SHA-256 fingerprint

70:8A:B6:1C:7F:95:16:FC:9C:C4:8A:45:7D:F6:BC:9A:32:F9:C7:DB:7A:FC:20:E0:0F:30:24:B3:8C:EB:23:83
Certificate extensions & PEM
basicConstraints
CA:FALSE
subjectAltName
DNS:mx1.intercity.net.ar
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-13T06:06:27+00:00

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

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