THE CERTIFICATE BEHIND THE CONNECTION

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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

mail.linksat.com.ar · 200.12.202.2:443

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: C=US O=Unspecified CN=dns2.andesat.com.ar emailAddress=root@dns2.andesat.com.ar
Issuer: C=US O=Unspecified OU=ca-288699220185538242 CN=dns2.andesat.com.ar emailAddress=root@dns2.andesat.com.ar
Valid from: 2023-06-28T17:24:05+00:00
Expires: 2024-06-27T17:24:05+00:00
Days remaining: -835
Serial (hex): 6EEFD04A6DD95783
Signature: RSA-SHA256
Public key: RSA 2048

Subject alternative names (SAN)

DNS:dns2.andesat.com.ar

SHA-256 fingerprint

78:0A:81:32:CD:AE:3F:29:A8:74:DB:1A:A4:9D:50:3A:A6:02:25:B5:68:07:C5:A9:A8:0B:8C:84:B5:BF:40:BA

Certificate extensions & PEM

keyUsage: Digital Signature, Key Encipherment
extendedKeyUsage: TLS Web Server Authentication
basicConstraints: CA:FALSE
subjectAltName: DNS:dns2.andesat.com.ar
authorityKeyIdentifier: 16:B7:D9:E2:4A:7F:1A:FE:13:DB:B0:37:03:31:E1:A7:5B:8C:5A:3B

-----BEGIN CERTIFICATE-----
MIIE6jCCAtKgAwIBAgIIbu/QSm3ZV4MwDQYJKoZIhvcNAQELBQAwgYoxCzAJBgNV
BAYTAlVTMRQwEgYDVQQKDAtVbnNwZWNpZmllZDEeMBwGA1UECwwVY2EtMjg4Njk5
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BQADggEPADCCAQoCggEBAL2+GVaW72UdT++z411Dr2wYGcncjfbsjrbCzTM7k68X
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AQH/BAQDAgWgMBMGA1UdJQQMMAoGCCsGAQUFBwMBMAkGA1UdEwQCMAAwHgYDVR0R
BBcwFYITZG5zMi5hbmRlc2F0LmNvbS5hcjAfBgNVHSMEGDAWgBQWt9niSn8a/hPb
sDcDMeGnW4xaOzANBgkqhkiG9w0BAQsFAAOCAgEAJlc/2N4KLCJtICZp+GiYZG9A
iM6mttn7mQ4rUQ8r+Rmt8C+5FKXZyK9rnJT1BkBqpskopzIWGg4YbUjY3AAuX2Ud
upuzkXCGjIA34fmaA9/Pvli0PJFnTzVUWId9Ho0HCKLKa5sT/FF3wi02957Po5hN
knf3fUl0jzevpo2uQ9FAD9sqUi5Fqp+5dNRIjcYiK4KiVePqHqfQAaR4Gpl627em
izekklwcog1PkF//m09y34p9/MlSHnPzATqhxAo4ZisDxR+QB50AGFTaQzr3D7mx
hiudCxUI4KVpIpw1kQ0/vFNKebz7+blJ6KKwpV1BGAV7M7CAOabNwV15NWe7AXRR
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kBM7ttYGW8ZdFM/85uBZCYRY5zLNjgTalgZaXVbuQn27B/jHlBLs4m3xHX2FpYGI
zynGskHlbjcfsSA6Y9yYxfhH15ejEa99DVmYHjIyBe+FmGW8pXCILl6b1nMokAwA
+u9SRFNK6XsjgR7CceiBwfS18AtdrUBYyhK3YCvD+YpyPkDGpQ+pLBAqWn3qKHaM
tBiQTLTLHV+ktolKpik=
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-10T05:07:31+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject: C=US O=Unspecified OU=ca-288699220185538242 CN=dns2.andesat.com.ar emailAddress=root@dns2.andesat.com.ar
Issuer: C=US O=Unspecified OU=ca-288699220185538242 CN=dns2.andesat.com.ar emailAddress=root@dns2.andesat.com.ar
Valid from: 2023-06-28T17:24:05+00:00
Expires: 2024-06-27T17:24:05+00:00
Days remaining: -835
Serial (hex): 0401AA6942175EC2
Signature: RSA-SHA256
Public key: RSA 4096

Subject alternative names (SAN)

DNS:dns2.andesat.com.ar

SHA-256 fingerprint

9A:5C:8C:EF:64:54:66:B2:70:63:69:BE:7C:AA:CA:69:0C:CD:F2:99:BB:21:85:34:10:DB:84:75:CB:A4:FD:F1

Certificate extensions & PEM

keyUsage: Digital Signature, Key Encipherment, Certificate Sign
basicConstraints: CA:TRUE
nameConstraints: Permitted: DNS:dns2.andesat.com.ar
subjectAltName: DNS:dns2.andesat.com.ar
subjectKeyIdentifier: 16:B7:D9:E2:4A:7F:1A:FE:13:DB:B0:37:03:31:E1:A7:5B:8C:5A:3B

-----BEGIN CERTIFICATE-----
MIIGHTCCBAWgAwIBAgIIBAGqaUIXXsIwDQYJKoZIhvcNAQELBQAwgYoxCzAJBgNV
BAYTAlVTMRQwEgYDVQQKDAtVbnNwZWNpZmllZDEeMBwGA1UECwwVY2EtMjg4Njk5
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NMtji8bAsnU5sy+nKdUrxuUYQQ9VdOpUT3E5L5/OhHpV
-----END CERTIFICATE-----

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