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

host.com.tw · 103.129.169.120:443

Verified

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

Subject
CN=host.com.tw
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-10-27T00:00:00+00:00
Expires
2027-05-13T23:59:59+00:00
Days remaining
187
Serial (hex)
0A98E3556BB43FB7ECBF21CF4F7889FF
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:host.com.tw, DNS:www.host.com.tw

SHA-256 fingerprint

97:18:9C:75:D7:5A:EA:CC:53:12:EF:8C:4A:5B:61:B9:3E:CD:7D:81:45:CD:BF:DD:AC:B7:70:7C:6C:3F:4D:F6
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
B1:F6:AD:14:F3:93:D9:4B:B5:E6:97:A0:13:57:1A:62:6C:B2:48:06
subjectAltName
DNS:host.com.tw, DNS:www.host.com.tw
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1-1.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 : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Oct 27 08:22:52.981 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:0B:CE:34:52:DD:2F:1D:A2:8C:2E:CF:FC: 60:76:FE:4D:3C:DD:AE:53:C5:25:3F:C1:23:F0:F4:06: 5E:85:EB:B4:02:21:00:91:91:C6:BA:01:7C:5B:8E:C6: 22:EC:60:10:BB:7E:C4:80:6C:E8:20:31:FD:EA:79:04: 6B:95:DF:56:43:1E:66 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 : Oct 27 08:22:53.004 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:20:D7:C6:97:87:65:B0:4D:F9:87:BF:80: 51:91:EF:6E:AF:8F:3E:7E:0B:18:6A:30:0D:2E:EF:3E: 21:BA:94:44:02:20:40:0F:20:BC:6D:00:BB:EC:C2:2D: E0:E9:F2:95:2A:F0:79:25:65:BE:A0:BE:36:3A:DF:09: 67:AE:25:DE:F4:78 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 : Oct 27 08:22:53.178 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:63:04:2A:24:77:E4:79:25:FF:E8:5D:28: 45:CD:5A:63:1B:3A:33:19:17:1E:AA:38:E2:66:73:BC: BA:68:D0:69:02:20:74:92:B9:8A:F9:AF:39:C9:AC:15: E9:50:DD:B7:D6:85:14:6E:73:7B:44:F7:8A:F6:A2:7E: B6:96:6D:21:C4:69
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-07T19:28:40+00:00

Server-presented chain · 1 additional certificate

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
359
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-----

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

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