www.headstart.co.za

Issued by R3

About this certificate

This digital certificate with serial number 04:1e:5f:1c:e5:e4:ae:25:40:d4:d5:ab:5d:cc:2d:34:1c:ae was issued on by Let's Encrypt.

With 3 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=www.headstart.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:1e:5f:1c:e5:e4:ae:25:40:d4:d5:ab:5d:cc:2d:34:1c:ae
Serial Number (int): 358784041441370462191102893746360014871726
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6d:8b:aa:6e:57:3c:fb:b5:21:46:8b:df:5b:0f:a0:ac:2b:50:f2:66
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 89:87:37:76:88:8a:69:bf:2c:5a:20:d6:34:1c:8f:6a:bf:61:7d:86
Fingerprint (sha256): ff:4b:e8:33:f7:48:ec:27:f4:41:32:1d:7a:3b:64:cd:35:e7:3a:8f:53:68:a3:50:ed:1a:3f:4f:a4:48:45:2c

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

Revocation information

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

Check the revocation status for certificate www.headstart.co.za

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.headstart.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

cpanel.headstart.co.za
headstart.co.za
www.headstart.co.za

Other certificates including the domain name headstart.co.za

(limited to 100 certificates)
*.headstart.co.za
headstart.co.za
tnnl.co.uk
*.headstart.co.za
slack.jeffreylee.dev
hi.todesktop.com
*.headstart.co.za
fit.camackenzie.com
wegloo.it
*.headstart.co.za
brooklyn-fc.com
*.headstart.co.za
wegloo.it
www.filler.ai
slack.jeffreylee.dev
app.headstart.co.za
*.headstart.co.za
*.headstart.co.za
mysynagogue.net
referlocal.biz
payments.speakandroll.com
www.filler.ai
www.headstart.co.za

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyffR0401kjdSRcu4rM7F
ll4KwqpyK1OUFUKP9Uzq7cJspvpxwr2VDRBYIoPKvwGSYMlrcfAFu0yQJ0+oLjj0
O14NiwrNuDLMmuRtJuX9qiAxu53eKkuMb0jHI0poa7x2rM4KUsPfYmUq2AtcSPnb
es4uDkZPOUup5wMy0gMwGlbV9Z3Q2GvsVL7gJk8BXsWJCTxX20YAfYMUO15Pr6VQ
3OLBIl3GEbCJj6NoVHuRs7p6wnEfUyQ78IyBaA3TVcL1fGCgAE1BCXCvRM4hgkQz
YQGmjy7z8eOt8H79+i2Vp8pr4HTHGrKTFlJmXTN5CfppPdvHICX4O11bQPz2Gfp+
twIDAQAB
-----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 358784041441370462191102893746360014871726
 . . . . . . . . [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 2024-05-12 23:36:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-10 23:36:39 +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 'www.headstart.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 25496103714457890094949094752815935569761025420745784675675760130025488992800112990804081028071541154652233367704349096887017306406861207378071691264657996614525468777919642570778360487492065548969915937625191020498716626234124746007793213345089296136515342725906725136459546793342667528025473904776613402951589624043054840319715354430179492371457649302259798019687576362307349204840375999337229963100504208089503762596310360633304902139847052236127979730742553191850854318254305866271869084240611981754504217987057472759043803952977991355317931112165566251940409025359518975139972935640430042186425278684696894144183
 . . . . . . . . . . . . . . . . . . . . [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)
							6d8baa6e573cfbb521468bdf5b0fa0ac2b50f266
 . . . . . . . . . . . . . . . . [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 (64 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.headstart.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'headstart.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.headstart.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)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f6f61569b0000040300473045022100db0c02187e7e4303a406b1a47edd26cc26bdf59cffcd89629b47ca72bc2e97c2022036c59680adc167918fc4285f8203aa185c3b15ac46e8284d4c13553b2480428200760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f6f6156f8000004030047304502207c7d7db1c4ce9e58e97bfc36e660ab09cd613c6e6d5e64b8e1bc564acd8d8cd9022100c80795ed9c0365309125d979fbb4e3b0e8dce875cb042292f99dbbd0608f4523
 . . . . [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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