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

smg.barnhard.com · 96.255.255.113:443

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=example.com O=My Organization C=US
Issuer: CN=example.com O=My Organization C=US
Valid from: 2026-02-26T16:42:55+00:00
Expires: 2027-02-26T16:42:55+00:00
Days remaining: 154
Serial (hex): 5C8B6257ADC272DDFB071280B6C625372387C7BD
Signature: RSA-SHA256
Public key: RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

5A:2B:84:D7:3F:36:E0:05:E4:E4:28:4B:3F:74:91:0F:28:3A:AF:42:F6:03:AA:DA:19:EF:96:F7:53:08:F8:99

Certificate extensions & PEM

subjectKeyIdentifier: 58:2C:DB:DA:3A:4D:50:B4:B9:96:B7:9B:D1:94:0B:9F:A4:3C:0E:8F
authorityKeyIdentifier: 58:2C:DB:DA:3A:4D:50:B4:B9:96:B7:9B:D1:94:0B:9F:A4:3C:0E:8F
basicConstraints: CA:TRUE

-----BEGIN CERTIFICATE-----
MIIFWzCCA0OgAwIBAgIUXItiV63Cct37BxKAtsYlNyOHx70wDQYJKoZIhvcNAQEL
BQAwPTEUMBIGA1UEAwwLZXhhbXBsZS5jb20xGDAWBgNVBAoMD015IE9yZ2FuaXph
dGlvbjELMAkGA1UEBhMCVVMwHhcNMjYwMjI2MTY0MjU1WhcNMjcwMjI2MTY0MjU1
WjA9MRQwEgYDVQQDDAtleGFtcGxlLmNvbTEYMBYGA1UECgwPTXkgT3JnYW5pemF0
aW9uMQswCQYDVQQGEwJVUzCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB
AJ5OinvBEI6WM075qmyfs1aZGK6dLk+Rhpk28z/aGvPguVOqmUvjZ0eu+4Viqw5X
x2Dw+E49Y7hhIZFWQiyXG7Crq7kPaapuDkr6fpjhAAPNLHxRNc5F0RMOqj8hr6nE
kWeTB2ku2eng8Ic3SS7JkbAAprFWRAiN5uN9UoUsfwvfC2x5yAQg4hNmA15Gov3k
BCjcJVKZjPyGMc/pLb/+xpsSwjJ74tUuQ8M551bc7+R8StFlqwKhefZgMn8kxW1l
AZ8R9Jeurnz55zRZyBMFMsNHp4lPLk5Ha6Ea57ceUUq8QlGUkP4iSSnCrNrbhI9G
D+TO3KNej6hAh3xBUq9x7MZ0tkb3/B2APHge8GCnTMi8JxDIVe8SnHJiZcaWMmph
TNIbiRzIsESNL6dnY1mN+0t/kSkjCYtOwG7oB0lEdeDBnpLNh2k8Z2l4rVNeqOmp
6OdUY+4sPwzhjsl2mOoha0VIZAWjThu8WaPjbwlxfC/O+DfGrpLYZ40++ObMkO5q
0i9K/fuK32CudZfgHwaKUEDlqIXtkzccxjq4UytKgPYjF9cteUF1rqoa2OAH9u5f
NLmHn9AyreP72jGIimeV/WcOLa3JXNWhnpJ1g9WMhQEmjIkZBz+bVrMwARLbu9C1
3k+AEPkA2u3saDRRnOVZiaoc66KP2UlsgKBR8nIHhfk/AgMBAAGjUzBRMB0GA1Ud
DgQWBBRYLNvaOk1QtLmWt5vRlAufpDwOjzAfBgNVHSMEGDAWgBRYLNvaOk1QtLmW
t5vRlAufpDwOjzAPBgNVHRMBAf8EBTADAQH/MA0GCSqGSIb3DQEBCwUAA4ICAQBs
FQSiMMqSswFjUa3A57yZf5XHN6LP3odtEn0RbH6yR5ehWo9KPHowdlXMQ4K433iA
UAzVIyhe9rds+C7dfpFX3vnJEcm2GimAu/AGosj8Kl2GCuJE6uZfv3nPjh59RRsW
wnROwQq5x22YbKy+aOSZKiKoNGIJ17GlM9UzKfJeZ19CFV/xq/TDBsSluQcAEV/k
n0/6FFz2kCMqrPLMz9E8NkHIFKOrEciF1eY6RTavXllCT90vJKxO1K5qNSVl66UL
IpVg2SLsfXbPr5/e3K4rQxm8QpWb/1qAhDadhxhR3P+W/374ax5FgUmBAMYi5M5E
/h8XAMiXocijpkXrpJtnEa5e5xwW85RbBZT1QrEDedPQsAr6PAJInX/E/rT8IraL
dKDn16Jvn8tPQwiVmqHcHApWvijLQjXYr6VV4wwIv/+Solhmey0KPO2rpTfxvork
GET4ZfN6fj3T03ChmUoYC4rCfQGpmH+CmXCxfANUI4qKMo4rqZGSqRsTgKNl9oo6
xPFYqxQifBuTY609KwJKqAwhuT+BDjfgbf0TVdP4bvuAYm3HD6TNeU6yaqxpAZy1
aBEf/cml8O4hYelpzFBMy3cZo+zi5bSO2zzqTw4i7nHsB2iF9SSQgTYbZp3ZxhGD
Fe5ZYpHrggt7t1BP+Fdwcb35vSLhJesEg/lCurQH2g==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-24T23:46:43+00:00

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

View certificate JSON

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