Certificate Summary:

Subject: R11
Issuer: ISRG Root X1
Expiration: 2027-03-12 23:59:59 UTC
Key Identifier: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9

Download and Install

Received at FYIcenter.com on: 2024-07-14

Certificate Detailed Information:

Name:
/C=US/O=Let's Encrypt/CN=R11

Subject: 
   Common Name (CN): R11
   Organizational Unit Name (OU): 
   Organization Name (O): Let's Encrypt
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): US
   Email Address: 
Issuer: 
   Common Name (CN): ISRG Root X1
   Organizational Unit Name (OU): 
   Organization Name (O): Internet Security Research Group
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): US
   Email Address: 
Valid From: Wed, 13 Mar 2024 00:00:00 +0000 
Valid To: Fri, 12 Mar 2027 23:59:59 +0000 
Serial Number: 0x8A7D3E13D62F30EF2386BD29076B34F8 
Hash: 31dfb39d 
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, Certificate Sign, CRL Sign 
   extendedKeyUsage:
      TLS Web Client Authentication, TLS Web Server Authentication 
   basicConstraints:
      CA:TRUE, pathlen:0 
   subjectKeyIdentifier:
      C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 
   authorityKeyIdentifier:
      keyid:79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
 
   authorityInfoAccess:
      CA Issuers - URI:http://x1.i.lencr.org/
 
   certificatePolicies:
      Policy: 2.23.140.1.2.1
 
   crlDistributionPoints:
      
Full Name:
  URI:http://x1.c.lencr.org/
 

Certificate in PEM Format:

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

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        R11              ISRG Root X1     2027-03-12 C5CF46A4EAF4C3C… This Cert
        --------------------------------------------------
11138   ISRG Root X1     ISRG Root X1     2035-06-04 79B459E67BB6E5E… Parent Cert
11467   ISRG Root X1     DST Root CA X3   2024-09-30 79B459E67BB6E5E… Parent Cert
23344   rwanda.com       R11              2024-09-18 E9FDA4E8BDCF737… Child Cert
23350   *.artificialint… R11              2024-09-04 5EB8A45AAB9A053… Child Cert
23429   mobile.twitter.… R11              2024-10-03 414FE60DAB73483… Child Cert
23435   *.invoxiplaygam… R11              2024-11-03 2009AE85F8EA2E9… Child Cert
23572   anatomy3datlas.… R11              2024-11-02 2CB6FE45E891269… Child Cert
23598   cryptohack.org   R11              2024-12-05 EA07132152AB7E0… Child Cert
23602   polaris.kz       R11              2024-10-21 7482258681940A0… Child Cert
23707   7g.com           R11              2025-01-10 F2D28FA78A8A38C… Child Cert
23779   mobile.twitter.… R11              2025-01-08 0B3043BEAF63B86… Child Cert
23802   bergerbv.nl      R11              2025-03-05 15E65207B0B79C7… Child Cert
23878   crl.root-x1.let… R11              2025-02-20 0B62CBE54A224B4… Child Cert
23935   mail.arabuild.c… R11              2025-05-01 69EF62A3815ECB0… Child Cert
26626   devapi.coachtoo… R11              2025-06-07 C87E1246205C326… Child Cert
27303   coastsnapchrist… R11              2025-07-14 E43BC71BDCD32D6… Child Cert
27578   dnscrypt.org     R11              2025-07-05 BC4C655F51DE9F4… Child Cert
27596   estrategia.live  R11              2025-07-23 7AA7C2063A3E51D… Child Cert
27759   *.apache.org     R11              2025-07-01 DC90DACE89748C8… Child Cert
27766   ftp.gnu.org      R11              2025-07-04 56646C1B4880114… Child Cert
27814   app.grandmaster… R11              2025-07-10 586BD627D53F9E8… Child Cert
31720   gifs.ru          R11              2025-09-16 94B0EFDB5729322… Child Cert
31814   *.scribd.com     R11              2025-09-30 90FE29B7552BC76… Child Cert
31981   windows93.net    R11              2025-10-08 5F4761457D0F7B5… Child Cert
31983   ftp.gnu.org      R11              2025-11-01 C271B3F275B9C64… Child Cert
31991   internet2.ru     R11              2025-10-09 C6B4571D2AC6B23… Child Cert
32011   thnic.or.th      R11              2025-10-13 4C1A5159112E2BE… Child Cert
32036   *.anatomyatlase… R11              2025-11-07 9748AC31FD437FC… Child Cert
32035   *.anatomyatlase… R11              2025-11-07 9748AC31FD437FC… Child Cert

Public Key Detailed Information:

Key Details:
   Type: RSA
   Size (bits): 2048
   Modulus (n): 
ba87bc5c1b0039cbca0acdd46710f9013ca54ea561cb26ca52fb1501b7b928f5
281eed27b324183967090c08ece03ab03b770ebdf3e53954410c4eae41d69974
de51dbef7bff58bda8b713f6de31d5f272c9726a0b8374959c4600641499f3b1
d922d9cda892aa1c267a3ffeef58057b089581db710f8efbe33109bb09be504d
5f8f91763d5a9d9e83f2e9c466b3e106664348188065a037189a9b843297b1b2
bdc4f815009d2788fbe26317966c9b27674bc4db285e69c279f0495ce02450e1
c4bca105ac7b406d00b4c2413fa758b82fc55c9ba5bb099ef1feebb08539fda8
0aef45c478eb652ac2cf5f3cdee35c4d1bf70b272baa0b4277534f796a1d87d9
   Public Exponent (e): 65537 (0x010001)

Public Key in PEM Format:

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuoe8XBsAOcvKCs3UZxD5
ATylTqVhyybKUvsVAbe5KPUoHu0nsyQYOWcJDAjs4DqwO3cOvfPlOVRBDE6uQdaZ
dN5R2+97/1i9qLcT9t4x1fJyyXJqC4N0lZxGAGQUmfOx2SLZzaiSqhwmej/+71gF
ewiVgdtxD4774zEJuwm+UE1fj5F2PVqdnoPy6cRms+EGZkNIGIBloDcYmpuEMpex
sr3E+BUAnSeI++JjF5ZsmydnS8TbKF5pwnnwSVzgJFDhxLyhBax7QG0AtMJBP6dY
uC/FXJuluwme8f7rsIU5/agK70XEeOtlKsLPXzze41xNG/cLJyuqC0J3U095ah2H
2QIDAQAB
-----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 
23347   RSA  2048 Public  C5CF46A4EAF4C3C… 2024-07-14 Same Key ID