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

dimitra.aua.gr · 143.233.187.150:443

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=dimitra emailAddress=root@dimitra
Issuer: C=US O=Unspecified OU=ca-4578375412442660827 CN=dimitra emailAddress=root@dimitra
Valid from: 2024-06-06T08:36:24+00:00
Expires: 2025-06-06T08:36:24+00:00
Days remaining: -493
Serial (hex): 53D5EDAD73CD98CE
Signature: RSA-SHA256
Public key: RSA 2048

Subject alternative names (SAN)

DNS:dimitra

SHA-256 fingerprint

16:B9:13:44:52:0E:27:93:FE:DD:3B:E9:D3:D6:90:3F:D9:13:80:8F:7C:3D:0F:7D:9E:8C:F9:41:63:8C:AC:0C

Certificate extensions & PEM

keyUsage: Digital Signature, Key Encipherment
extendedKeyUsage: TLS Web Server Authentication
basicConstraints: CA:FALSE
subjectAltName: DNS:dimitra
authorityKeyIdentifier: D5:69:13:AD:21:EB:5F:08:60:7D:80:85:6A:AD:22:C8:67:6B:21:DC

-----BEGIN CERTIFICATE-----
MIIErjCCApagAwIBAgIIU9XtrXPNmM4wDQYJKoZIhvcNAQELBQAwczELMAkGA1UE
BhMCVVMxFDASBgNVBAoMC1Vuc3BlY2lmaWVkMR8wHQYDVQQLDBZjYS00NTc4Mzc1
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namWr6YkizL4WoQBFHJR4Muw1YjCit81mtpXsF2m0mSa6Cf0qnvWmlRs8FqGofPo
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ixo7mKMTq3Qao7I7QwufRWfmnsaCYKRGo0BlzgTRqSkCAwEAAaNnMGUwDgYDVR0P
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BgkqhkiG9w0BAQsFAAOCAgEAo9kIxUV/+5jB/5JCpaedgDO46XxY1SIojXoVjxsX
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dIJweSDxSUn2ndoqIBioSGNghP90hQfHf3bL8HUZFiAAAwCWXjoM0H2XSl1GK5QY
yJ0AFk61EytAc3ZmdrwjnQmq9H5D3qJkbDgLjy9E39voelTaVGk0n5SyPInjCK16
Luc2SJOGZJOgDY4D6KiyCjG4t0VA/6pq9o5oO6TKGOm5eb1bbpg8xy6g4pIxY9Uh
RGLj0RYwDaSEwuE8jsWzS2Rsfq3Cp7348WR7v0d8U9zxO1HXg+O+AjgPNfSMZN3m
oLU=
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-11T16:37:47+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject: C=US O=Unspecified OU=ca-4578375412442660827 CN=dimitra emailAddress=root@dimitra
Issuer: C=US O=Unspecified OU=ca-4578375412442660827 CN=dimitra emailAddress=root@dimitra
Valid from: 2024-06-06T08:36:23+00:00
Expires: 2025-06-06T08:36:23+00:00
Days remaining: -493
Serial (hex): 3F89A82E2B06FFDB
Signature: RSA-SHA256
Public key: RSA 4096

Subject alternative names (SAN)

DNS:dimitra

SHA-256 fingerprint

2D:24:C1:CC:62:DC:FE:CB:6E:BC:07:5E:F1:F5:EE:A8:E6:1F:F3:30:B4:4F:22:10:2B:72:38:24:28:C7:21:19

Certificate extensions & PEM

keyUsage: Digital Signature, Key Encipherment, Certificate Sign
basicConstraints: CA:TRUE
nameConstraints: Permitted: DNS:dimitra
subjectAltName: DNS:dimitra
subjectKeyIdentifier: D5:69:13:AD:21:EB:5F:08:60:7D:80:85:6A:AD:22:C8:67:6B:21:DC

-----BEGIN CERTIFICATE-----
MIIF0zCCA7ugAwIBAgIIP4moLisG/9swDQYJKoZIhvcNAQELBQAwczELMAkGA1UE
BhMCVVMxFDASBgNVBAoMC1Vuc3BlY2lmaWVkMR8wHQYDVQQLDBZjYS00NTc4Mzc1
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NzgzNzU0MTI0NDI2NjA4MjcxEDAOBgNVBAMMB2RpbWl0cmExGzAZBgkqhkiG9w0B
CQEWDHJvb3RAZGltaXRyYTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB
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+T6qJoOCYw==
-----END CERTIFICATE-----

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

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