usps.com Certificate - F35EE0A9D9F23758DE3E0D7FE0F1CD31DFA6EDCD

A

Certificate Summary:

Subject: usps.com
Issuer: DigiCert TLS RSA SHA256 2020 CA1
Expiration: 2025-12-18 23:59:59 UTC
Key Identifier: F3:5E:E0:A9:D9:F2:37:58:DE:3E:0D:7F:E0:F1:CD:31:DF:A6:ED:CD

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Received at FYIcenter.com on: 2025-10-01

Certificate Detailed Information:

Name:
/C=US/ST=District of Columbia/L=Washington/O=United States Postal Servic
e/CN=usps.com

Subject: 
   Common Name (CN): usps.com
   Organizational Unit Name (OU): 
   Organization Name (O): United States Postal Service
   Locality Name (L): Washington
   State or Province Name (ST): District of Columbia
   Country Name (C): US
   Email Address: 
Issuer: 
   Common Name (CN): DigiCert TLS RSA SHA256 2020 CA1
   Organizational Unit Name (OU): 
   Organization Name (O): DigiCert Inc
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): US
   Email Address: 
Valid From: Tue, 17 Dec 2024 00:00:00 +0000 
Valid To: Thu, 18 Dec 2025 23:59:59 +0000 
Serial Number: 15696476481797545392154956421462968589 
Hash: 0d5b3bb4 
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:B7:6B:A2:EA:A8:AA:84:8C:79:EA:B4:DA:0F:98:B2:C5:95:76:B9:F4
 
   subjectKeyIdentifier:
      F3:5E:E0:A9:D9:F2:37:58:DE:3E:0D:7F:E0:F1:CD:31:DF:A6:ED:CD 
   subjectAltName:
      DNS:usps.com, DNS:*.usps.com, DNS:*.usps.gov, DNS:usps.gov 
   certificatePolicies:
      Policy: 2.23.140.1.2.2
  CPS: http://www.digicert.com/CPS
 
   keyUsage:
      Digital Signature, Key Agreement 
   extendedKeyUsage:
      TLS Web Server Authentication, TLS Web Client Authentication 
   crlDistributionPoints:
      
Full Name:
  URI:http://crl3.digicert.com/DigiCertTLSRSASHA2562020CA1-4.crl

Full Name:
  URI:http://crl4.digicert.com/DigiCertTLSRSASHA2562020CA1-4.crl
 
   authorityInfoAccess:
      OCSP - URI:http://ocsp.digicert.com
CA Issuers - URI:http://cacerts.digicert.com/DigiCertTLSRSASHA2562020CA1-1.crt
 
   basicConstraints:
      CA:FALSE 
   ct_precert_scts:
      Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
                F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
    Timestamp : Dec 17 13:36:49.184 2024 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:44:02:20:5A:16:FA:33:C7:3A:02:30:87:02:42:ED:
                4E:A3:68:A3:D1:02:F1:A5:C9:B6:07:1F:01:56:FB:2E:
                48:A7:35:57:02:20:3E:F8:30:2B:7C:B4:11:86:20:74:
                2E:D7:5A:40:0E:E4:83:D8:18:73:6F:80:D1:DF:A1:9B:
                B5:22:07:63:FB:58
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38:
                01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0
    Timestamp : Dec 17 13:36:49.100 2024 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:45:02:21:00:D8:44:A6:4E:D4:A6:3F:C6:0E:B2:3C:
                B6:AA:C2:2E:1D:F0:2E:29:0C:C7:AF:39:B1:C0:CE:DA:
                03:B8:EF:B3:C7:02:20:24:71:E7:8B:71:B0:33:44:C6:
                4B:8C:11:7C:B5:29:78:9B:E4:2E:DA:0C:01:66:61:CE:
                CD:A4:D5:B2:B2:80:72
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
                D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
    Timestamp : Dec 17 13:36:49.117 2024 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:45:02:21:00:CD:18:87:7D:02:EB:45:E0:58:AA:B4:
                4A:29:FD:5B:22:2C:32:B7:5B:4A:F4:9F:F3:4B:0C:65:
                0B:F7:92:E6:6F:02:20:1C:57:59:BB:AE:52:BC:6F:67:
                97:A4:1C:63:38:0B:0C:8F:F3:BD:45:A2:B4:14:71:4F:
                2B:9C:5C:FC:B9:DC:1B

Certificate in PEM Format:

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        usps.com         DigiCert TLS RS… 2025-12-18 F35EE0A9D9F2375… This Cert
        --------------------------------------------------
9773    DigiCert TLS RS… DigiCert Global… 2030-09-23 B76BA2EAA8AA848… Parent Cert
12950   DigiCert TLS RS… DigiCert Global… 2031-04-13 B76BA2EAA8AA848… Parent Cert

Public Key Detailed Information:

Key Details:
   Type: EC
   Size (bits): 256
   Curve Name: 
prime256v1
   Curve OID: 
1.2.840.10045.3.1.7
   Public key (x): 
4d096bb98c358d09f0373ae5e1399591a628bd7f37af1528835a2bb45e005bac
   Public key (y): 
bb3de5e10feaacfbfd14773cfa65ad4f154fecb2f983dd4220093243d5d7b463

Public Key in PEM Format:

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAETQlruYw1jQnwNzrl4TmVkaYovX83
rxUog1ortF4AW6y7PeXhD+qs+/0Udzz6Za1PFU/ssvmD3UIgCTJD1de0Yw==
-----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 
32143   EC   256  Public  F35EE0A9D9F2375… 2025-10-01 Same Key ID

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2025-10-01, 149👍, 0💬