DV SSL/TLS Certificate for donaldgreig.co.za

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the donaldgreig.co.za DV SSL/TLS Certificate

This certificate with serial number 05:17:9d:e3:65:a5:d9:9d:a9:91:2f:85:0b:e3:4e:5e:83:5a for donaldgreig.co.za was issued on by Let's Encrypt.

With 5 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for donaldgreig.co.za provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:17:9d:e3:65:a5:d9:9d:a9:91:2f:85:0b:e3:4e:5e:83:5a
Serial Number (int): 443597793606371302723610065164846076167002
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: a1:86:2c:33:73:14:76:dc:a8:8e:2e:da:18:70:aa:04:b3:24:c0:59
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 27:49:db:b0:6a:7f:ad:b5:fc:6d:7e:01:c4:09:6a:84:36:d6:a4:c6
Fingerprint (SHA-256): 86:5b:30:52:27:68:3a:95:b1:3e:16:b7:c9:8a:0f:5d:dc:f0:ac:08:dd:f1:6d:71:01:8f:7b:0e:47:a9:c0:1f

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/91.crl

Check the revocation status for certificate donaldgreig.co.za
5
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for donaldgreig.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for donaldgreig.co.za in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApi3O7NfDyJjPpQjJ+DO1
xetQrcA6iZvb3DDjcvuWnx14JSwvL26YDH3oYYrS57LHESzE6Ld38BEtF3e6pbzf
2RAnXXaCUPjPjAGVSZA/XKSX/6p290vQE0KrdYeWFldaBfarkWdrK/XIY26H3Ufj
bqJvOJke9q2VG7/lTNa69fW7CPfF7A4x8atkP+ee9BC25P8kCOyVc8ubUG4HPL/5
nEA0fKmdzaNOUt3ZKOXDU5Me9s7WNqBhHR5cWDrV45WJ/7b8xcqIhJxOxK2wDajT
KEwx9Krim8j+qGtTKsmJnHO7a0lfGnBKIibFM2KZQ7pY+ue7euUd1gMROi86keUO
+QIDAQAB
-----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 443597793606371302723610065164846076167002
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-07 13:50:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-05 13:50:07 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'donaldgreig.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
 . . . . . . . . . . . . . . . . [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 20978147539703636177925834469339442659495517256597972760180943926262909481546049219307065156462578588572841284520468698187362476910859947094815050235088185611845673696740497313217011210851120396358414122748938788889760313583444451883672075621084611919783292467787347774319578313269031382045135134646265223752324871545472484617345236878026398862906762105952981897492473563656302120427602105295680951917421221198863139165775570990396793007016799938618366984653749535419467531640531632297994746029709697153732324663844736969750760862000456752821108994858580913939660512421886192584579696835732873235748696639271390744313
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							a1862c33731476dca88e2eda1870aa04b324c059
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (116 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'donaldgreig.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.donaldgreig.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.donaldgreig.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.donaldgreig.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.donaldgreig.co.za'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/91.crl'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001974add7b7a000004030046304402206755a66cd11e953940c13bffff152f0029366dc07f365afdc341f3a9fed42fbf02200ed797b13fa4e6b51b88e72c275322fde4a0e37081b06a1d1819b6d82691f1b9007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001974add8b480000040300483046022100b4fc8a6ba774a5017d77e4b03ccd1dd6bd651447e312265c1517898c0ab1f3a4022100ce725bbdc67fab4cb8c994be2aa738c47b344bc320b66774651a728c4d800b40
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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