zu.co.za

Issued by R3

About this certificate

This digital certificate with serial number 03:61:b0:86:58:21:df:15:e9:05:8e:75:57:1f:b8:8b:0b:69 was issued on by Let's Encrypt.

With 10 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): 03:61:b0:86:58:21:df:15:e9:05:8e:75:57:1f:b8:8b:0b:69
Serial Number (int): 294578889069184575885716310298795612769129
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:2d:b0:20:80:04:1d:ac:d0:7a:59:d6:a4:77:ce:ea:0b:d9:4e:6b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 55:0e:cc:da:bb:01:b2:23:2a:65:de:af:89:23:37:44:c9:6e:02:30
Fingerprint (sha256): 17:f1:bd:9c:6e:68:bf:37:67:8e:e9:6a:5d:cb:76:ed:2d:55:4d:07:f7:31:02:dc:ef:58:54:bf:e5:cc:0d:e3

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

10

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

annemarie145.com
blackstonelegalfellowship.porn.schoolhouseteachers.org
getlifeinsurance.in
levitatingglobe.com.amizoga.com
pfizzby.com
retirefund.net.kathyandlen.com
ronhouse.name
startwithmusic.com
wwwpikiran-rakyat.com.doctorsletter.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv6MlBzWpowpezGT2x9Af
cboYDcJrrqtKZ9yPLVjc039rf02iGBvj4F0DYJ7MDcOhlUm5NpkIuDk5xmtlzvGr
J+2IDs532mBQbUjKRRdQWIymgAy1P0Sq78KySHRf6vthm4ZjQ0NwBM90n67j47cu
g1h5fnXbi/nofbKv30nOMhWDQSVktzXvG0mRtqsFUoxz9sri3evqjfMgDs6IOF+F
OJVAAxU3gIUiogELoXtl+VxASdipyUODquBiyvjlCuGI2eMGY/pyQGt/5gIjFp6X
c9ZtBFwHDQaxbtrIB9Op6yqSO55iDc8tdw0l29eycuAA33VB+rpMdJZnWeH2ESks
GQIDAQAB
-----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 294578889069184575885716310298795612769129
 . . . . . . . . [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 2023-12-05 02:41:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-04 02:41:55 +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 24191965869520972152896224083720093373427238045071506907248368657406577599655689759618324848972032651358664715674217749069808133710978770741259514132655092819636069557139206913327744401863287543787336900304589430519107329883253046809379036274788320029244784852358971523404135860789571640676098261177393391431242201533185567995596280072520881538996997714862209706326269614552432873219659280589428997651865701029066350174501619177661515725229728826757783961782144187419798095955359560734254882831226943190004734238408673382746875437508308661555344468369771339002854104183849507844341058410114260980232597841274758310937
 . . . . . . . . . . . . . . . . . . . . [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)
							c82db02080041dacd07a59d6a477ceea0bd94e6b
 . . . . . . . . . . . . . . . . [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 (263 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'annemarie145.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blackstonelegalfellowship.porn.schoolhouseteachers.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'getlifeinsurance.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'levitatingglobe.com.amizoga.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pfizzby.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'retirefund.net.kathyandlen.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ronhouse.name'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'startwithmusic.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wwwpikiran-rakyat.com.doctorsletter.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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