Certificate Summary:

Subject: www.tucows.com
Issuer: R3
Expiration: 2023-10-27 15:15:59 UTC
Key Identifier: 83:89:26:67:4F:EC:69:96:0B:78:72:8C:BF:A5:11:92:BB:25:C5:84

Download and Install

Received at FYIcenter.com on: 2023-09-28

Certificate Detailed Information:

Name:
/CN=www.tucows.com

Subject: 
   Common Name (CN): www.tucows.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): R3
   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: Sat, 29 Jul 2023 15:16:00 +0000 
Valid To: Fri, 27 Oct 2023 15:15:59 +0000 
Serial Number: 0x04094738A4C26E1467FB125123D7DC033ABE 
Hash: aed29b0c 
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, TLS Web Client Authentication 
   basicConstraints:
      CA:FALSE 
   subjectKeyIdentifier:
      83:89:26:67:4F:EC:69:96:0B:78:72:8C:BF:A5:11:92:BB:25:C5:84 
   authorityKeyIdentifier:
      keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
 
   authorityInfoAccess:
      OCSP - URI:http://r3.o.lencr.org
CA Issuers - URI:http://r3.i.lencr.org/
 
   subjectAltName:
      DNS:www.tucows.com 
   certificatePolicies:
      Policy: 2.23.140.1.2.1
 
   ct_precert_scts:
      Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : 7A:32:8C:54:D8:B7:2D:B6:20:EA:38:E0:52:1E:E9:84:
                16:70:32:13:85:4D:3B:D2:2B:C1:3A:57:A3:52:EB:52
    Timestamp : Jul 29 16:16:00.895 2023 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:44:02:20:17:2B:FF:68:5B:F7:16:C1:BC:6F:7C:AA:
                D9:E2:69:6B:12:BA:05:27:3B:A3:CD:A4:2D:11:A3:11:
                AC:92:3F:56:02:20:03:4B:D0:A6:8C:0B:73:CF:BC:DF:
                38:28:3E:4E:09:80:89:5D:E2:A2:ED:1E:89:40:9E:B8:
                48:27:97:9D:2D:2E
Signed Certificate Timestamp:
    Version   : v1 (0x0)
    Log ID    : B7:3E:FB:24:DF:9C:4D:BA:75:F2:39:C5:BA:58:F4:6C:
                5D:FC:42:CF:7A:9F:35:C4:9E:1D:09:81:25:ED:B4:99
    Timestamp : Jul 29 16:16:00.880 2023 GMT
    Extensions: none
    Signature : ecdsa-with-SHA256
                30:44:02:20:0B:DC:F7:42:21:9C:51:EA:22:63:A2:FE:
                67:CF:CF:A1:22:FD:17:F8:40:93:EE:28:F6:C3:BC:6F:
                51:29:21:49:02:20:5B:34:A2:F7:D2:F9:90:7B:E1:61:
                FD:AD:41:D1:AE:68:4F:09:D5:8C:58:91:DA:D4:AA:B0:
                C5:F1:8E:65:7D:13 

Certificate in PEM Format:

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

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        www.tucows.com   R3               2023-10-27 838926674FEC699… This Cert
        --------------------------------------------------
9736    R3               ISRG Root X1     2025-09-15 142EB317B75856C… Parent Cert
10031   R3               DST Root CA X3   2021-09-29 142EB317B75856C… Parent Cert

Public Key Detailed Information:

Key Details:
   Type: RSA
   Size (bits): 2048
   Modulus (n): 
b4786b262422e3776c1acacfe474e69d4941405f7f7071cb491dd6f14bfe5314
cff5da274b8c1ac9f5d0cc8005fe9b4d31960e5edc5a538684f114e36b0592be
7ed930143ad2ab9eff7a3e6c964f7cf4f168bc3866be5983f4447afa927bfeef
d5c47bd37d920b77d949ba981dc6d597d207ca26258fa1ea08fe182a7d837074
f03eaa50ffeb6f8d0790a1b031685b1db9f95fa5edf1a1fb715cc73aad1e53d9
728416a137730261e4a59dd35b920f18df33e288cb316c1d05eacab56a01d6fd
7e4cf6da45aa47c8c7cf7b94951eebcf29d14c74fa58f16c1f9ddd40bf4a71de
12b65e4e8091246b7ce23157914b146b887f7dd37c2ed03f4636b6d961dff311
   Public Exponent (e): 65537 (0x010001)

Public Key in PEM Format:

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtHhrJiQi43dsGsrP5HTm
nUlBQF9/cHHLSR3W8Uv+UxTP9donS4wayfXQzIAF/ptNMZYOXtxaU4aE8RTjawWS
vn7ZMBQ60que/3o+bJZPfPTxaLw4Zr5Zg/REevqSe/7v1cR7032SC3fZSbqYHcbV
l9IHyiYlj6HqCP4YKn2DcHTwPqpQ/+tvjQeQobAxaFsduflfpe3xoftxXMc6rR5T
2XKEFqE3cwJh5KWd01uSDxjfM+KIyzFsHQXqyrVqAdb9fkz22kWqR8jHz3uUlR7r
zynRTHT6WPFsH53dQL9Kcd4Stl5OgJEka3ziMVeRSxRriH9903wu0D9GNrbZYd/z
EQIDAQAB
-----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 
20833   RSA  2048 Public  838926674FEC699… 2023-09-28 Same Key ID