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

TLSv1.2

zzy.cn · 120.133.77.201:443

Verified

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

Subject
jurisdictionC=CN jurisdictionST=福建省 jurisdictionL=厦门市 businessCategory=Private Organization serialNumber=913502007054198723 C=CN ST=福建省 L=厦门市 O=厦门市中资源网络服务有限公司 CN=zzy.cn
Issuer
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Valid from
2026-09-02T00:00:00+00:00
Expires
2027-03-19T23:59:59+00:00
Days remaining
171
Serial (hex)
0ECDE5F6005E5C8288C6038022A19A10
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:zzy.cn, DNS:www.zzy.cn

SHA-256 fingerprint

B9:08:07:AB:E3:BB:76:16:C9:D8:65:15:37:F8:C3:56:DA:E7:2D:E5:16:88:B9:D8:59:71:DF:67:E3:FD:49:AE
Certificate extensions & PEM
authorityKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
subjectKeyIdentifier
D5:7E:6E:52:B7:22:C9:27:8E:36:FA:75:5B:61:F3:34:F9:6D:39:99
subjectAltName
DNS:zzy.cn, DNS:www.zzy.cn
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 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://crl3.digicert.com/GeoTrustEVRSACAG2.crl Full Name: URI:http://crl4.digicert.com/GeoTrustEVRSACAG2.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/GeoTrustEVRSACAG2.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 : Sep 2 06:15:35.612 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:4A:D0:85:AD:85:D5:F9:07:19:93:2B:19: B7:35:52:61:B6:FB:B7:45:77:5B:69:FE:E3:57:B3:CD: 74:32:3C:F4:02:20:77:EF:7F:CA:B9:76:0E:76:33:90: 5A:7C:68:F3:B8:FC:1A:F3:6A:B5:50:57:03:F4:D5:4B: 83:E8:15:E0:37:85 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 2 06:15:35.672 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:2F:4C:18:BD:5D:3D:F0:49:94:DC:8D:69: 84:E6:2E:8C:85:D3:5F:D7:8A:6C:79:C8:65:6C:5A:DB: 96:A6:E0:AA:02:20:5D:A0:69:B7:DA:07:E3:BB:44:97: BC:5A:EB:0F:BE:55:71:6C:44:60:8B:43:6C:58:4C:9B: 63:13:27:3A:E6:F5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Sep 2 06:15:35.651 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B9:BC:78:14:0F:A7:3F:F7:4E:F0:4F: 49:CE:DF:11:72:A2:A0:CB:F3:27:33:07:81:3F:5B:6B: 5A:5A:90:7A:8D:02:21:00:A0:FD:2D:CD:C5:93:04:C7: 4F:8E:5E:3D:E8:25:8E:A7:5D:B4:26:F0:AD:0D:CD:0F: 6B:5C:C3:97:45:EF:4E:42
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-29T17:19:28+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2020-07-02T12:42:57+00:00
Expires
2030-07-02T12:42:57+00:00
Days remaining
1371
Serial (hex)
0D601262C8A7721A6EAB0361E5619580
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2D:14:0F:20:B8:A9:6E:2B:4D:2F:1C:C5:AC:A5:E5:A1:E7:DC:56:A7:49:1E:51:09:06:96:0F:38:D2:D2:1A:EF
Certificate extensions & PEM
subjectKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
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 Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS User Notice: Explicit Text: Any use of this Certificate constitutes acceptance of the Relying Party Agreement located at https://www.digicert.com/rpa-ua
-----BEGIN CERTIFICATE-----
MIIFPDCCBCSgAwIBAgIQDWASYsinchpuqwNh5WGVgDANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0yMDA3MDIxMjQyNTdaFw0zMDA3MDIxMjQyNTdaMEQxCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxHjAcBgNVBAMTFUdlb1RydXN0IEVWIFJT
QSBDQSBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANDSvFMMGIOI
D2N+rpyaGTPfyItp3atCyimRJCPtAakU984EB19Zugrb82ui0iy0zLKMDrOuN+Ku
H6jF4F4ZCoHjN7tFdMtSsCUAbrpFVO/5BLY+VTIg7YUN5LwRHUb2QVSGwKyIeYS+
SqPV8mzTMkG9GnWjG1IQT0F1+Xu7+uAGRFVnIdYCSBgl7iG4qOWZjcPKnW+3OJRO
dZtwGE39E7WoasoW8Nvpu5FFp2WIsvY6B/0whr3w+xKeBYb2WNKI1ZXvk4y+AmUa
BdRTY0HPBZ4+6Ipcq2Rl+QLQXQuGXH95YujYNYpbnV7ASU5/dVmqVPY0LHnp2sNK
IN65/n+DbcsCAwEAAaOCAgswggIHMB0GA1UdDgQWBBQo0s/uCYR13bWytb881aDG
c4hdHzAfBgNVHSMEGDAWgBROIlQgGJXm427mD/r6uRLtBhePOTAOBgNVHQ8BAf8E
BAMCAYYwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMBIGA1UdEwEB/wQI
MAYBAf8CAQAwNAYIKwYBBQUHAQEEKDAmMCQGCCsGAQUFBzABhhhodHRwOi8vb2Nz
cC5kaWdpY2VydC5jb20wewYDVR0fBHQwcjA3oDWgM4YxaHR0cDovL2NybDMuZGln
aWNlcnQuY29tL0RpZ2lDZXJ0R2xvYmFsUm9vdEcyLmNybDA3oDWgM4YxaHR0cDov
L2NybDQuZGlnaWNlcnQuY29tL0RpZ2lDZXJ0R2xvYmFsUm9vdEcyLmNybDCBzgYD
VR0gBIHGMIHDMIHABgRVHSAAMIG3MCgGCCsGAQUFBwIBFhxodHRwczovL3d3dy5k
aWdpY2VydC5jb20vQ1BTMIGKBggrBgEFBQcCAjB+DHxBbnkgdXNlIG9mIHRoaXMg
Q2VydGlmaWNhdGUgY29uc3RpdHV0ZXMgYWNjZXB0YW5jZSBvZiB0aGUgUmVseWlu
ZyBQYXJ0eSBBZ3JlZW1lbnQgbG9jYXRlZCBhdCBodHRwczovL3d3dy5kaWdpY2Vy
dC5jb20vcnBhLXVhMA0GCSqGSIb3DQEBCwUAA4IBAQBVbQs8KD6qRnOf/dtOHNAy
ieoRcA1Zk3lGMLwqNfuLpTb9gDQFpvxGN/3X7i0mAEtRhN/r9fDv8oiVLn6gfpm0
UUN47vFJCzf5dqkV/N7LkMTqlhDA0Ve/GBJ3A2E5yFT7TgAGN4wJ9cCZrKbqKHVU
RatwJ+T58jmhbvtEM7t2ucB7u+Dmu4KoOTEx8LR8+qn8OyLh1VLq75vzDTsnhTN5
3AgPdMVFk6F8sjT2P2xbvAb0kAlyAtldAtpGvBzXhacmRs7rTqz/oTDwYZLkrm+q
EltdmGwUOWvFPjwucH6tS+gQgiUYiNJqijzI1jr8TZ01VGOSTW7rRUKgkN5WJqDA
-----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
4125
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-----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-----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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