DNS
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

visual-online.lu · 85.93.210.103:443

Verified

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

Subject
CN=visual-online.lu
Issuer
C=AT O=ZeroSSL GmbH CN=ZeroSSL ECC DV SSL CA 2
Valid from
2026-08-23T00:00:00+00:00
Expires
2026-11-21T23:59:59+00:00
Days remaining
51
Serial (hex)
AEBD48A526E2D02B005336F1A1246B5D
Signature
ecdsa-with-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:visual-online.lu

SHA-256 fingerprint

2F:FD:09:E9:1C:99:86:19:62:C9:13:35:8B:73:14:90:67:63:A0:E0:7C:81:BF:8C:A2:58:1B:77:B3:D9:AC:16
Certificate extensions & PEM
authorityKeyIdentifier
94:45:9F:DA:51:47:71:D5:73:AE:AC:1D:AB:08:72:12:6D:AD:7C:62
subjectKeyIdentifier
02:66:79:15:53:23:8E:B6:52:6B:75:BD:58:E7:BF:FE:E9:AE:AD:DB
keyUsage
Digital Signature
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/ZeroSSLECCDVSSLCA2.crt OCSP - URI:http://ocsp.sectigo.com
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Aug 23 16:06:26.061 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:FB:07:62:6B:C3:42:E8:C1:ED:4E:AF: 3D:D8:C2:0F:4B:EE:46:2F:A5:3B:04:CE:8C:E7:4E:E2: AA:68:37:A3:6C:02:21:00:BD:8E:99:5E:AC:AE:E6:A3: EF:CA:2C:41:D7:79:49:9F:0E:44:4A:EC:E2:7B:68:E0: 8A:88:AA:11:6E:D6:C1:EE 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 : Aug 23 16:06:26.032 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EA:9E:C7:4F:3E:68:9A:FA:57:E3:0D: 44:19:EB:28:10:EB:8D:E2:B2:65:CB:57:63:C3:02:9A: 35:51:94:A3:B7:02:20:62:5B:C5:98:D3:62:50:CE:FC: 8D:37:DD:25:5F:30:EA:B2:7C:FA:40:02:6A:AA:4D:89: 2B:70:C0:3F:3C:81:48
subjectAltName
DNS:visual-online.lu
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-01T01:29:19+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=AT O=ZeroSSL GmbH CN=ZeroSSL ECC DV SSL CA 2
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root E46
Valid from
2025-09-24T00:00:00+00:00
Expires
2035-09-23T23:59:59+00:00
Days remaining
3279
Serial (hex)
C4E1C5BB00F0278F347BE4F85D63FCCA
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

BE:C8:4F:CE:0D:AA:42:3F:3B:3E:ED:38:EA:48:06:6C:C5:61:8F:52:44:AD:65:CD:9F:86:24:A8:13:FA:4C:3D
Certificate extensions & PEM
authorityKeyIdentifier
D1:22:DA:4C:59:F1:4B:5F:26:38:AA:9D:D6:EE:EB:0D:C3:FB:A9:61
subjectKeyIdentifier
94:45:9F:DA:51:47:71:D5:73:AE:AC:1D:AB:08:72:12:6D:AD:7C:62
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootE46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootE46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

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

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