zu.co.za

Issued by R3

About this certificate

This digital certificate with serial number 03:c9:79:a3:40:2e:11:7f:36:4e:c6:4c:e7:85:23:c3:4d:db was issued on by Let's Encrypt.

With 12 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. 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=zu.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c9:79:a3:40:2e:11:7f:36:4e:c6:4c:e7:85:23:c3:4d:db
Serial Number (int): 329895297779991412238104851475566537428443
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 64:ee:73:48:b0:38:32:bd:32:cf:77:6c:06:d6:fa:72:43:25:2d:eb
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 69:87:58:82:e6:df:73:ab:26:2b:9f:66:13:15:6e:0b:de:d1:67:4f
Fingerprint (sha256): d8:db:5e:47:9b:f3:a1:b3:30:99:c1:9a:9f:2c:20:0c:ad:cf:a9:9c:74:19:ae:88:33:68:53:33:5f:eb:13:a2

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

Revocation information

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

Check the revocation status for certificate zu.co.za

12

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zu.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

checindependentschool.org
commercialrealestatelawyer.com
egyptian.bible
enerpact00lgroup.com
greatrollup.com
klezman.com
nevadawebdesigner.com
orderzeal.com
robererouge.com
tylermckee.xyz
www.reimaginesugar.com
zu.co.za

Other certificates including the domain name zu.co.za

(limited to 100 certificates)
liveden.hilltophorizons.ca
zu.co.za
zu.co.za
calloutbound2.bdsmsecurity.com.zu.co.za
zu.co.za
zu.co.za
askhealthyhomeexpert.com.zu.co.za
zu.co.za
zu.co.za
zu.co.za
zu.co.za
zu.co.za
zu.co.za

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzXhIfp+seZcdXJ2ASjRR
v7Er7ttCVSkpiovjC2WajviFDo3U9//cXD2Hf8idj8Htjq+N38w0m3AuPJofU+U3
+QCV908E42t0/heA7302psW0U9po3nSVGfK6j0CDZqncJdbHSWx/ugTbMGC7phW2
5ZNTCd5lu4/8tvBumUfjlULkMBjOQhfmD2bZ0sbO2r7VDt4rgUhD5HE23eYAf9Nb
CTQMJjsjNvj7DrCvAHfrQGRLo7WSk3DEw/4tQDGS0jRq0xLhv3n3vSykmAoMraEf
LtaszQXEWzGty/xrqioscCz56BwnXbdIx94kSeTjPRIPcRi60ACeOhJnpGIQpYZa
QQIDAQAB
-----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 329895297779991412238104851475566537428443
 . . . . . . . . [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 2024-02-29 02:34:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-29 02:34:49 +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 'zu.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 25938166365805096092990829494303974808454275401594986661381804396016273138491041404523770062486318735829304890286540026302200228583384980984464321461408470006352158232205577402088115408938269518283447139760677519018885361149643050245764808402874416542901290679803397860856994874352865726864985819099683243996280528895461271223744664383501364439797534723029582253382101329698141517868512742224508629403107218736984672373806666377098969795070851729549745063815971615530778170187359273171902196218289874641355755929270596141421314134752106591184947426186289389188847872954059477332648240016977122341639662894306889718337
 . . . . . . . . . . . . . . . . . . . . [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)
							64ee7348b03832bd32cf776c06d6fa7243252deb
 . . . . . . . . . . . . . . . . [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 (235 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'checindependentschool.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'commercialrealestatelawyer.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'egyptian.bible'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'enerpact00lgroup.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'greatrollup.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klezman.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nevadawebdesigner.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'orderzeal.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'robererouge.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tylermckee.xyz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.reimaginesugar.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zu.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018df2edd8820000040300473045022100c08b3bd3ce23139035fa95212ac981f8e9280df6b6e44a2f6341ae1c0ea9f6b002205218d71dbb081159e2948ac109716e87ef1e2d5f1fbea13ce0cb9a78d487d65b007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018df2edd8a9000004030047304502201340d25bc0670a008db33cf23b1330bffe538599bc8eb2a2f1cdf9aa82006617022100dcd96714a266f2b76c0dbd272632d73584421085ad514f39f04a5cb7539788f1
 . . . . [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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