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

fast-line.tw · 103.122.190.189:443

Verified

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

Subject
CN=*.fast-line.tw
Issuer
C=US O=SSL Corporation CN=SSL.com TLS Issuing RSA CA R1
Valid from
2026-09-30T04:15:09+00:00
Expires
2027-04-16T04:24:46+00:00
Days remaining
184
Serial (hex)
636554B92F5FA6AF20D0A2C008AD29E3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.fast-line.tw, DNS:fast-line.tw

SHA-256 fingerprint

F8:63:8F:4D:3B:BF:C9:B0:75:9F:5C:AC:E8:D3:F0:10:B8:AC:58:58:3D:4C:92:5A:A3:B6:6D:B3:9E:CD:50:6D
Certificate extensions & PEM
basicConstraints
CA:FALSE
authorityKeyIdentifier
79:BA:94:77:A0:0D:19:DD:34:E6:39:A4:FC:4C:A5:D2:5A:6D:F5:8C
authorityInfoAccess
CA Issuers - URI:http://cert.ssl.com/SSL.com-TLS-I-RSA-R1.cer OCSP - URI:http://ocsps.ssl.com
subjectAltName
DNS:*.fast-line.tw, DNS:fast-line.tw
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.38064.1.3.1.1
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crls.ssl.com/SSL.com-TLS-I-RSA-R1.crl
subjectKeyIdentifier
A8:26:CE:C2:71:48:97:0E:55:7B:59:E4:90:52:93:20:4D:2F:62:79
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Sep 30 04:25:11.064 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:21:9C:76:51:78:AA:1E:39:60:85:18:10: C8:14:31:11:EE:C0:58:C9:08:80:B7:A3:65:3E:C5:E7: C6:95:A7:DF:02:20:02:09:93:EB:AF:6C:D5:03:8D:E7: DB:66:7A:B4:C6:8F:4C:9B:B0:B1:BA:8E:3C:CC:ED:9F: D6:98:D3:73:14:90 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76: 93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46 Timestamp : Sep 30 04:25:11.076 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:22:94:3A:B9:6D:AD:7A:03:3C:4E:72:E2: CA:C8:BA:C9:90:13:65:DF:53:5A:C7:EC:90:60:3B:5C: 8A:42:38:3D:02:20:00:F9:6E:50:D1:19:64:30:4D:83: E1:11:E5:F5:37:1F:47:52:0D:CF:AB:B3:67:C8:B6:52: F3:76:50:B8:7E:6B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Sep 30 04:25:11.100 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E0:56:1B:D4:BF:A0:8B:68:7F:B9:A6: 0C:6D:6F:8D:13:76:74:46:AB:ED:F1:3A:46:C2:46:BD: F6:07:B3:16:C2:02:21:00:83:8B:A3:27:50:64:75:67: 2F:23:F7:75:51:A5:04:10:D8:3A:23:72:20:A6:A7:81: 57:AE:C6:22:0D:FE:06:56
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-13T22:20:18+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=SSL Corporation CN=SSL.com TLS Issuing RSA CA R1
Issuer
C=US O=SSL Corporation CN=SSL.com TLS RSA Root CA 2022
Valid from
2022-10-21T17:02:03+00:00
Expires
2032-10-18T17:02:02+00:00
Days remaining
2196
Serial (hex)
26B9FFE4596FA61E1AF21C63D672748A
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

BF:BC:39:E9:FA:2B:84:C9:A9:23:37:E2:34:4E:E2:38:1D:8D:3D:3A:E8:EA:75:EF:4E:48:E5:80:7E:D8:0C:69
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
FB:2E:37:EE:E3:84:7A:27:2E:CD:19:35:B1:33:7C:FF:D4:44:42:B9
authorityInfoAccess
CA Issuers - URI:http://cert.ssl.com/SSLcom-TLS-Root-2022-RSA.cer
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.ssl.com/repository
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crls.ssl.com/SSLcom-TLS-Root-2022-RSA.crl
subjectKeyIdentifier
79:BA:94:77:A0:0D:19:DD:34:E6:39:A4:FC:4C:A5:D2:5A:6D:F5:8C
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=SSL Corporation CN=SSL.com TLS RSA Root CA 2022
Issuer
C=US O=SecureTrust Corporation CN=SecureTrust CA
Valid from
2025-12-17T11:22:57+00:00
Expires
2029-12-30T17:22:57+00:00
Days remaining
1173
Serial (hex)
07EB4274FC1D305BE94C9883277F8467E2144F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

1B:1D:E0:69:90:CD:0B:30:5E:2E:12:48:06:10:3B:1A:DC:FF:C4:99:F2:12:50:4D:C7:7F:48:DD:0A:D6:22:09
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
FB:2E:37:EE:E3:84:7A:27:2E:CD:19:35:B1:33:7C:FF:D4:44:42:B9
authorityKeyIdentifier
42:32:B6:16:FA:04:FD:FE:5D:4B:7A:C3:FD:F7:4C:40:1D:5A:43:AF
certificatePolicies
Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3 Policy: 1.3.6.1.4.1.38064.1.3.1.1 Policy: 1.3.6.1.4.1.38064.1.3.1.2 Policy: 1.3.6.1.4.1.38064.1.3.1.3 Policy: 1.3.6.1.4.1.38064.1.3.1.4 Policy: 1.3.6.1.4.1.38064.1.3.1.5 Policy: 1.3.6.1.4.1.38064.1.3.1.6
crlDistributionPoints
Full Name: URI:http://crl.sslsecuretrust.com/STCA.crl
authorityInfoAccess
OCSP - URI:http://ocsp.sslsecuretrust.com/ CA Issuers - URI:http://certs.sslsecuretrust.com/issuers/STCA.crt
-----BEGIN CERTIFICATE-----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NHsef8JmAOSqg+qKkK3ONkRN0VHpvB/zagX9wHQfJRlAUW7qglFA35u5CCoGAtUj
HBPW6dvbxrB6y3snm/vg1UYk7RBLY0ulBY+6uB0rpvqR4pJSvezrZ5dtmi2fgTIF
ZzL7SAg/2SW4BCUvAgMBAAGjggHNMIIByTAPBgNVHRMBAf8EBTADAQH/MA4GA1Ud
DwEB/wQEAwIBhjAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwHQYDVR0O
BBYEFPsuN+7jhHonLs0ZNbEzfP/UREK5MB8GA1UdIwQYMBaAFEIythb6BP3+XUt6
w/33TEAdWkOvMIGSBgNVHSAEgYowgYcwBwYFZ4EMAQEwCAYGZ4EMAQIBMAgGBmeB
DAECAjAIBgZngQwBAgMwDgYMKwYBBAGCqTABAwEBMA4GDCsGAQQBgqkwAQMBAjAO
BgwrBgEEAYKpMAEDAQMwDgYMKwYBBAGCqTABAwEEMA4GDCsGAQQBgqkwAQMBBTAO
BgwrBgEEAYKpMAEDAQYwNwYDVR0fBDAwLjAsoCqgKIYmaHR0cDovL2NybC5zc2xz
ZWN1cmV0cnVzdC5jb20vU1RDQS5jcmwweQYIKwYBBQUHAQEEbTBrMCsGCCsGAQUF
BzABhh9odHRwOi8vb2NzcC5zc2xzZWN1cmV0cnVzdC5jb20vMDwGCCsGAQUFBzAC
hjBodHRwOi8vY2VydHMuc3Nsc2VjdXJldHJ1c3QuY29tL2lzc3VlcnMvU1RDQS5j
cnQwDQYJKoZIhvcNAQELBQADggEBAB2zNyb+JmbVKakysIGwZF2U/IL18yiLG23u
zKS5WFHFHAYFh48Gyyu7oCVKTjTtRvKmr152EB9Eq5icT0zDUulpsS8tmRdHOost
VfDd+6TRCnYPqu+x/E/0qlZs9/ZoZXssbLslheU5X7xPHASlq0NcJFWbd/TnIpue
TT4NaF/MtjP02JOfvt19RFps8ZRZVSNsMqcGap4aUf8bqrAHR8xHQYZY7Ayhern1
KeWu+TyddDnIM2QV0NAP9fYC9KkLDozcfOKUW3taL6I/GmxJ/fkLnIbl9S5Un1NN
cZ6nGfrei0egqdme5FaTIzMPnRF0DPw38i5CWMMzpyuiia4PsZI=
-----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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