Certificate Summary:

Subject: x.com
Issuer: R12
Expiration: 2026-07-28 02:34:24 UTC
Key Identifier: E8:DD:90:52:4C:B2:94:24:74:46:2F:A1:18:47:99:3A:59:AC:12:4D

Download and Install

Received at FYIcenter.com on: 2026-05-01

Certificate Detailed Information:

Name:
/CN=x.com

Subject: 
   Common Name (CN): x.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): R12
   Organizational Unit Name (OU): 
   Organization Name (O): Let's Encrypt
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): US
   Email Address: 
Valid From: Wed, 29 Apr 2026 02:34:25 +0000 
Valid To: Tue, 28 Jul 2026 02:34:24 +0000 
Serial Number: 0x05F374E1B8CE37F9414B363FA98C7643D620 
Hash: 213b0f03 
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:  
   keyUsage:
      Digital Signature, Key Encipherment 
   extendedKeyUsage:
      TLS Web Server Authentication 
   basicConstraints:
      CA:FALSE 
   subjectKeyIdentifier:
      E8:DD:90:52:4C:B2:94:24:74:46:2F:A1:18:47:99:3A:59:AC:12:4D 
   authorityKeyIdentifier:
      keyid:00:B5:29:F2:2D:8E:6F:31:E8:9B:4C:AD:78:3E:FA:DC:E9:0C:D1:D2
 
   authorityInfoAccess:
      CA Issuers - URI:http://r12.i.lencr.org/
 
   subjectAltName:
      DNS:*.twitter.com, DNS:*.twitterintegration.com, DNS:*.watch.x.com, DNS:*.x.com, DNS:t.co, DNS:twitter.com, DNS:x.com 
   certificatePolicies:
      Policy: 2.23.140.1.2.1
 
   crlDistributionPoints:
      
Full Name:
  URI:http://r12.c.lencr.org/33.crl
 
   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 : Apr 29 03:32:55.784 2026 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:44:02:20:57:72:55:BA:58:A4:4A:F8:44:1E:D2:C6:
                78:5E:AC:52:C5:3A:A8:AA:6D:95:9F:6D:AA:43:C7:A0:
                B6:32:5B:B0:02:20:01:AC:05:38:28:9A:0D:47:CD:87:
                2B:59:9D:AD:02:6F:F0:5B:7A:7B:59:FC:6A:79:98:89:
                69:CC:F0:3C:1A:7C
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : 26:E3:64:6E:58:69:21:23:BC:34:3F:47:24:35:9B:37:
                92:CD:24:5A:88:D8:15:D3:93:33:FD:99:18:AB:47:23
    Timestamp : Apr 29 03:32:55.730 2026 GMT
    Extensions: 00:00:05:00:0B:4C:C7:ED
    Signature : ecdsa-with-SHA256
                30:45:02:20:5B:AF:C1:25:EE:AD:86:68:19:DF:4A:85:
                93:91:F6:5F:D2:B9:F0:CC:ED:E4:68:A3:C6:2C:22:DC:
                E5:A2:3A:B8:02:21:00:96:3B:8B:7F:38:C7:B3:10:10:
                00:D9:20:BB:CA:BB:F1:9E:C9:2B:59:1D:D2:3B:98:7A:
                A7:A2:5C:2E:AA:92:FA 

Certificate in PEM Format:

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

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        x.com            R12              2026-07-28 E8DD90524CB2942… This Cert
        --------------------------------------------------
32025   R12              ISRG Root X1     2027-03-12 00B529F22D8E6F3… Parent Cert
29755   x.com            E6               2025-09-23 5C182144CE7525B… Same Subject
32290   x.com            R12              2026-03-09 B3065342D229548… Same Subject
32324   x.com            R13              2026-04-23 56C2DD1A2C121F4… Same Subject
32377   x.com            R13              2026-06-07 FDCEE11ACF705AA… Same Subject

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz+ETawoPqsJRv7BAwLHQ
QZkTl+GFhOvoEfWzkL26Mt/SYTScVwfLf/GzW8YB+2REnawxBBloonq+Rh4+ojvX
25I2OmNxa/A3nXUxnkxvFpPCJ1xbjkLXMUrjkBFij9kfuYQQp7bDzCFwVraXEIIO
ARXH3tZ7OFGhylBHFei8kEQ8GgpcQWuY2vSP5cRQ2VVmN1BaUwoBP+dcf2nt2QGY
TClqRJmXTS7iX7XMho7ClPrzq5sU31b/fBDw37BstJOQsKLEUq9kJLr5NXLNe72d
EwX6+up2OhaferUEdS7lViRO3BptLQtuj4EpqT91tLHW8cTq7jc/wfMWy0Sq1k8A
jwIDAQAB
-----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 
32420   RSA  2048 Public  E8DD90524CB2942… 2026-05-01 Same Key ID