realgroup1.co.za

Issued by R3

About this certificate

This digital certificate with serial number 04:48:dd:2c:b6:b5:09:c7:0c:f1:ec:fe:07:ba:5c:d3:40:ca was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=realgroup1.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:48:dd:2c:b6:b5:09:c7:0c:f1:ec:fe:07:ba:5c:d3:40:ca
Serial Number (int): 373243465699220669178329464338567662878922
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 76:b0:8d:b5:9b:8d:63:ba:c3:a0:b1:8a:52:75:a7:74:aa:c6:f1:c0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c8:53:d3:88:d6:fd:7c:98:69:b2:cd:00:3d:88:d2:a9:55:3a:49:f2
Fingerprint (sha256): 18:0f:97:d4:4d:a3:ba:48:7c:f6:8f:8d:c0:b0:a3:39:44:49:62:74:48:08:a9:91:25:b0:f4:ba:fe:56:1c:e2

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate realgroup1.co.za

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for realgroup1.co.za

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

realgroup1.co.za
www.realgroup1.co.za

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Certificate

The complete raw certificate details for realgroup1.co.za in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2a82vKFlpHSX/QjFiswS
01mhTwyzbMp1Y8B2TVIHlRw7garY1CHvfElSbigsQQO3gDSHMLiB3ucrXA801sYR
QkstB0gUVDubcLBYiIIfEI0GID5r2JshdCX3sJJUjL3loxUj5Arg6KWcFha76E1U
/DYWAHpUgfxNz7mrJ/BzN9Nxa0cWQXYB3teF5g14qtITmvMFuvlYWrzTF1Wr6g6F
zm/taXkswWXphCI036M7HQMYETVcsvzn0oSmKiPIG0jVMQzHSXLCdeRDZGmfN5pN
9WJjpsNtLc9Qab/0KWS3HVjdji2k7YCyOqOM8pzPLNPsDI+T0W6aaJ+mJiaFMk3A
IQIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 373243465699220669178329464338567662878922
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-17 13:01:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-16 13:01:43 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'realgroup1.co.za'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27480113330407133604166244551088328786469243778322138585369886237381980274160878770148849801091545397062934795462388562637363847778523119060955738077550106252235462043343500375239034750149012276060327076336689767504984817382889005483499252632964914769651892590361041730077836550310725681623068665149526531078618253944455265780495266246859408934304140566937383900030130270302960251423304267440402021490200508576495060209386596621795013389959469811274825135871079241015407524011708652689825956684749648445201464625308053447675914941096109506794107595342392394501117510086133386143223814582480044516261369803911052771361
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							76b08db59b8d63bac3a0b18a5275a774aac6f1c0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (73 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.o.lencr.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'realgroup1.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.realgroup1.co.za'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018eec5d0aa80000040300473045022100b7e9e53bcd1ff3318f66e0e7a7bd75c6208b9f07339194bdcce05e3a028638c8022026c8d0f4a4fc123c5d8044af05dd87507803f4429478bae20309e86d6c7c57400077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018eec5d13100000040300483046022100adcc7dab085a2dec68ac682a26de2798811ef0a65dde01e1a22eafc1156a035d022100b5397f39ea1a00d3b3865b05d7a71e8e6e41285caad6654b99f8dd036e67d94b
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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