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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

linz.at · 193.186.6.83:443

Verified
The certificate expires within 30 days.

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=*.linz.at
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2025-12-02T00:00:00+00:00
Expires
2026-12-01T23:59:59+00:00
Days remaining
22
Serial (hex)
0F867C88E7B710D842136B2C5F571C63
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.linz.at, DNS:linz.at

SHA-256 fingerprint

1A:93:46:D5:6B:3B:0A:D7:BD:2F:5F:71:3A:CF:38:4D:2A:AC:DF:D3:E2:FB:BF:8C:AE:62:83:36:E9:FB:15:A6
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
49:CB:DC:15:4D:02:3F:1D:14:19:FB:73:19:CD:F1:A2:8C:DD:CB:2D
subjectAltName
DNS:*.linz.at, DNS:linz.at
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Dec 2 12:43:24.400 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C5:46:9B:DC:9E:53:39:E6:5C:88:51: F8:AD:6F:59:08:09:61:B1:B5:B1:E8:26:EC:53:C7:D1: A5:43:8B:F5:68:02:20:09:2B:58:76:2A:1F:46:00:04: B8:FB:88:46:4E:64:53:31:41:B5:2A:DA:83:94:96:00: 87:0A:3B:A4:C5:94:AD Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D: E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A Timestamp : Dec 2 12:43:24.391 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:2C:06:23:6C:3C:30:79:77:C6:E2:C2:5D: 16:1C:0A:2D:95:3F:87:AC:5C:09:43:34:97:0B:B1:47: EA:06:11:C0:02:21:00:99:91:8D:D5:6B:B1:36:20:43: 3B:23:82:7D:3D:9B:D3:E6:6A:B1:E4:7C:6D:66:59:79: 80:18:5B:F0:38:3D:1C Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Dec 2 12:43:24.548 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:51:C8:C4:AF:23:94:D7:B3:53:B7:8A:C0: 6A:C7:07:14:37:1A:C1:85:BA:35:B3:D3:00:79:12:63: 84:2B:C5:80:02:21:00:9B:BC:E2:28:7D:5A:64:B9:1A: 36:6F:AF:A4:EB:E8:05:DA:6F:BC:91:F0:C0:C8:47:81: 66:D2:E1:B7:74:D2:9F
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-09T10:19:04+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
358
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4085
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----BEGIN CERTIFICATE-----
MIIDjjCCAnagAwIBAgIQAzrx5qcRqaC7KGSxHQn65TANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xMzA4MDExMjAwMDBaFw0zODAxMTUxMjAwMDBaMGExCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IEcyMIIBIjANBgkqhkiG
9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuzfNNNx7a8myaJCtSnX/RrohCgiN9RlUyfuI
2/Ou8jqJkTx65qsGGmvPrC3oXgkkRLpimn7Wo6h+4FR1IAWsULecYxpsMNzaHxmx
1x7e/dfgy5SDN67sH0NO3Xss0r0upS/kqbitOtSZpLYl6ZtrAGCSYP9PIUkY92eQ
q2EGnI/yuum06ZIya7XzV+hdG82MHauVBJVJ8zUtluNJbd134/tJS7SsVQepj5Wz
tCO7TG1F8PapspUwtP1MVYwnSlcUfIKdzXOS0xZKBgyMUNGPHgm+F6HmIcr9g+UQ
vIOlCsRnKPZzFBQ9RnbDhxSJITRNrw9FDKZJobq7nMWxM4MphQIDAQABo0IwQDAP
BgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBhjAdBgNVHQ4EFgQUTiJUIBiV
5uNu5g/6+rkS7QYXjzkwDQYJKoZIhvcNAQELBQADggEBAGBnKJRvDkhj6zHd6mcY
1Yl9PMWLSn/pvtsrF9+wX3N3KjITOYFnQoQj8kVnNeyIv/iPsGEMNKSuIEyExtv4
NeF22d+mQrvHRAiGfzZ0JFrabA0UWTW98kndth/Jsw1HKj2ZL7tcu7XUIOGZX1NG
Fdtom/DzMNU+MeKNhJ7jitralj41E6Vf8PlwUHBHQRFXGU7Aj64GxJUTFy8bJZ91
8rGOmaFvE7FBcf6IKshPECBV1/MUReXgRPTqh5Uykw7+U0b6LJ3/iyK5S9kJRaTe
pLiaWN0bfVKfjllDiIGknibVb63dDcY3fe0Dkhvld1927jyNxF1WW6LZZm6zNTfl
MrY=
-----END CERTIFICATE-----

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

View certificate JSON

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