Certificate Summary:

Subject: duo.com
Issuer: duo.com
Expiration: 2026-02-14 00:00:00 UTC
Key Identifier: AC:A7:7B:42:C0:95:B6:5C:A5:73:24:0E:4E:BA:4E:81:87:0C:26:95

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Received at FYIcenter.com on: 2021-02-16

Certificate Detailed Information:

Name:
/CN=duo.com

Subject: 
   Common Name (CN): duo.com
   Organizational Unit Name (OU): 
   Organization Name (O): 
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): 
   Email Address: 
Issuer: 
   Common Name (CN): duo.com
   Organizational Unit Name (OU): 
   Organization Name (O): 
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): 
   Email Address: 
Valid From: Sun, 14 Feb 2021 15:34:47 +0000 
Valid To: Sat, 14 Feb 2026 00:00:00 +0000 
Serial Number: 0x1E7BBB85E5A833AF836F836FDD78DC53B4628136 
Hash: 8fb99ee4 
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:  
   basicConstraints:
      CA:FALSE 
   keyUsage:
      Digital Signature 

Certificate in PEM Format:

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

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8VlO3HPGudvW3gsgqjtI
Qpt4tE+WT1yRVTduiPFrecFNaBByPQ6JqompK4Cn56LbgVjvH+TcEmOjy84S61Xx
+gd0t4UzkjyY2Rw2OE6MULdh7YXPMHQHPpibUMM3lw+MiBxNg8Mampu8+kcbix9a
s4GxJvnyS4/2hADMoETagw2zjYNMxu5A+XzsEsJb2ov2HDjRR/XNiHst3Zav4Sg3
Lk4BXLlEE8KL5HwKE7gi9niBxYvDyInvizbr5JKfufoc3I/iKliYCyti5bFwpoGG
2TO6fJvE+z5zJ7kXCm4RDx4rdBWrGLQfWdUhDuwPpQWQCPtWBOqszUzGwO21En75
vQIDAQAB
-----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 
10292   RSA  2048 Public  ACA77B42C095B65… 2021-02-16 Same Key ID