THE CERTIFICATE BEHIND THE CONNECTION

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Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

mx1.velocom.com.ar · 200.59.32.82:443

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: C=CN ST=GuangDong L=ShenZhen O=email.velocom.com.ar OU=IT CN=email.velocom.com.ar emailAddress=root@email.velocom.com.ar
Issuer: C=CN ST=GuangDong L=ShenZhen O=email.velocom.com.ar OU=IT CN=email.velocom.com.ar emailAddress=root@email.velocom.com.ar
Valid from: 2025-09-08T19:49:08+00:00
Expires: 2035-09-06T19:49:08+00:00
Days remaining: 3243
Serial (hex): 499CE512D06F7C0C4BEED9C5A8B6CC6A20A1B3FF
Signature: RSA-SHA256
Public key: RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

AC:6E:E5:4F:CB:D1:6F:6C:75:C8:97:92:63:11:0E:C4:5F:53:93:45:2A:7F:17:A8:CB:DD:E1:E4:C2:34:F4:A1

Certificate extensions & PEM

subjectKeyIdentifier: 95:3B:CC:12:4B:F4:C1:B9:00:10:0E:10:05:54:F3:E4:B7:E0:EC:D2
authorityKeyIdentifier: 95:3B:CC:12:4B:F4:C1:B9:00:10:0E:10:05:54:F3:E4:B7:E0:EC:D2
basicConstraints: CA:TRUE

-----BEGIN CERTIFICATE-----
MIIGNTCCBB2gAwIBAgIUSZzlEtBvfAxL7tnFqLbMaiChs/8wDQYJKoZIhvcNAQEL
BQAwgakxCzAJBgNVBAYTAkNOMRIwEAYDVQQIDAlHdWFuZ0RvbmcxETAPBgNVBAcM
CFNoZW5aaGVuMR0wGwYDVQQKDBRlbWFpbC52ZWxvY29tLmNvbS5hcjELMAkGA1UE
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bmcxETAPBgNVBAcMCFNoZW5aaGVuMR0wGwYDVQQKDBRlbWFpbC52ZWxvY29tLmNv
bS5hcjELMAkGA1UECwwCSVQxHTAbBgNVBAMMFGVtYWlsLnZlbG9jb20uY29tLmFy
MSgwJgYJKoZIhvcNAQkBFhlyb290QGVtYWlsLnZlbG9jb20uY29tLmFyMIICIjAN
BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAlaz33/DNDoQszGCZlK4oSu/TfwPA
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T5ociFg24+JSpKJZSN0Ja9GsGzRSIT+nXJS9074pGouIEKLV8OW+5wHssUzzYQXM
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MAMBAf8wDQYJKoZIhvcNAQELBQADggIBAHBxjZgy1g4ErU2pfiq0wRhU/fXXMayU
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EZg0RyM8pn7Q7AKeydt6TlCBr3i7kMYAHhCvBHEqu325oZDXDLtwrSsc5Jt8Frso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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-19T22:07:44+00:00

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

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