Certificate Summary:

Subject: *.z.ai
Issuer: Sectigo Public Server Authentication CA DV R36
Expiration: 2026-11-27 23:59:59 UTC
Key Identifier: 55:CF:C8:25:C9:FF:D0:12:E8:BE:13:1D:5C:EB:7D:65:E0:C0:C4:41

Download and Install

Received at FYIcenter.com on: 2026-02-13

Certificate Detailed Information:

Name:
/CN=*.z.ai

Subject: 
   Common Name (CN): *.z.ai
   Organizational Unit Name (OU): 
   Organization Name (O): 
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): 
   Email Address: 
Issuer: 
   Common Name (CN): Sectigo Public Server Authentication CA DV R36
   Organizational Unit Name (OU): 
   Organization Name (O): Sectigo Limited
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): GB
   Email Address: 
Valid From: Mon, 27 Oct 2025 00:00:00 +0000 
Valid To: Fri, 27 Nov 2026 23:59:59 +0000 
Serial Number: 0x8F4E26120686341FF226E3036C10A906 
Hash: 66709754 
Version: 2 
Signature Type: sha256WithRSAEncryption 
Purposes:  
   SSL client 
   SSL server 
   Netscape SSL server 
   S/MIME signing 
   S/MIME encryption 
   CRL signing 
   Any Purpose 
   OCSP helper 
   Time Stamp signing 
Extensions:  
   authorityKeyIdentifier:
      keyid:68:C0:12:16:18:0E:AF:CE:F6:87:A6:32:57:A3:46:51:5D:CB:07:27
 
   subjectKeyIdentifier:
      55:CF:C8:25:C9:FF:D0:12:E8:BE:13:1D:5C:EB:7D:65:E0:C0:C4:41 
   keyUsage:
      Digital Signature, Key Encipherment 
   basicConstraints:
      CA:FALSE 
   extendedKeyUsage:
      TLS Web Server Authentication 
   certificatePolicies:
      Policy: 1.3.6.1.4.1.6449.1.2.2.7
  CPS: https://sectigo.com/CPS
Policy: 2.23.140.1.2.1
 
   authorityInfoAccess:
      CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationCADVR36.crt
OCSP - URI:http://ocsp.sectigo.com
 
   subjectAltName:
      DNS:*.z.ai, DNS:z.ai 
   ct_precert_scts:
      Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB:
                B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14
    Timestamp : Oct 27 07:53:45.691 2025 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:45:02:21:00:BB:8C:B8:E9:1E:BA:35:30:D4:EC:47:
                BF:21:60:2D:35:A2:84:C6:CE:75:A2:43:28:AD:DF:5F:
                E7:FD:EA:F1:7B:02:20:37:C3:A8:68:AA:5B:25:07:FB:
                E5:BE:B2:43:18:B9:3A:3B:95:60:91:FC:04:6E:1D:29:
                73:62:CF:E5:9E:77:3C
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB:
                81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A
    Timestamp : Oct 27 07:53:45.777 2025 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:46:02:21:00:CE:9C:57:13:7B:BF:80:39:71:E3:D1:
                CB:67:F1:28:82:9A:12:3B:14:80:A8:BC:4F:6B:44:CA:
                A0:E3:03:20:91:02:21:00:F9:B7:D2:33:2C:EF:3C:8F:
                59:63:26:AF:3F:72:35:98:A0:FB:7F:A3:34:70:85:10:
                3E:CD:02:96:7F:D8:CC:92
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : AC:AB:30:70:6C:EB:EC:84:31:F4:13:D2:F4:91:5F:11:
                1E:42:24:43:B1:F2:A6:8C:4F:3C:2B:3B:A7:1E:02:C3
    Timestamp : Oct 27 07:53:45.595 2025 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:46:02:21:00:CB:F5:94:EE:7D:33:FE:82:EE:B9:42:
                80:E8:D1:94:9B:33:EE:55:70:24:F7:12:9A:1C:EF:F8:
                AA:24:72:95:43:02:21:00:E8:5F:05:BF:A2:2E:13:84:
                D5:78:50:68:E8:F9:CA:09:D7:C0:0E:93:7A:4A:8C:E6:
                3F:E5:42:D0:2C:A0:80:29 

Certificate in PEM Format:

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        *.z.ai           Sectigo Public … 2026-11-27 55CFC825C9FFD01… This Cert
        --------------------------------------------------
32362   Sectigo Public … Sectigo Public … 2036-03-21 68C01216180EAFC… Parent Cert

Public Key Detailed Information:

Key Details:
   Type: RSA
   Size (bits): 2048
   Modulus (n): 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   Public Exponent (e): 65537 (0x010001)

Public Key in PEM Format:

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwnNhKhy9adUzr9uxn4xA
RJrmDb9JIERb6GB14INscATAHby6b5hIqdAOiihHN8KMOwLXy3HhSt+bLmVNCSsI
Km+OiuAXcoHI4C00WVCMmI1KfcZHgEM8RC9h8XsEXhY61xuFF259idYEd9pk8EyU
h91V6Jdj2il9lChgSR1L5Hwtrx4UBaj+BK9eonGIZ++kIA4JCSvVBydyWUUukf+Q
iO/dbnkULn4zTnJSlca4x5mN2RUCTEJUfV6NQWXSeTQCmbxjwaDBFi4RF8WGdOeD
XWtpjCoCttOTZp6Dz04+5mAhn7GmniOWWjxgusAgkq/PxFIAQSXrEBQe7hFNmajC
dwIDAQAB
-----END PUBLIC KEY-----

Identical or Similar Keys: We found that the public key in this certificate matches key(s) recorded previously.

ID      Type Size Pri/Pub Key Identifier   Date       Comparison 
32361   RSA  2048 Public  55CFC825C9FFD01… 2026-02-13 Same Key ID