yf.co.za

Issued by R3

About this certificate

This digital certificate with serial number 03:bf:3c:15:5a:96:0a:36:df:57:9e:9b:31:c5:ba:f8:d3:1b was issued on by Let's Encrypt.

With 7 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=yf.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:bf:3c:15:5a:96:0a:36:df:57:9e:9b:31:c5:ba:f8:d3:1b
Serial Number (int): 326410654432465360537717158723600650916635
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4a:10:a7:c6:5e:57:1d:4e:d3:f6:a7:98:4d:cd:ad:07:f8:66:87:dc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:ac:ed:d6:3e:b0:a5:c0:de:8b:d6:75:82:68:68:b8:d7:47:35:fc
Fingerprint (sha256): ea:91:93:e8:e0:f5:98:4c:35:f5:6e:00:f8:63:15:64:0a:7b:e7:e9:1f:6a:c7:29:ea:d5:61:8f:37:1d:d6:d1

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

Revocation information

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

Check the revocation status for certificate yf.co.za

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for yf.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

demiansiedad.org
hempambassador.com
metaverseutilitylinelocator.com
nofeesavingsaccount.com
phuketcrossfit.com
wallyfunky.com
yf.co.za

Other certificates including the domain name yf.co.za

(limited to 100 certificates)
smokeshowing.net.yf.co.za
yf.co.za
yf.co.za
yf.co.za
gethegswitch.com.yf.co.za
arbitragers.ca
yf.co.za
texaswomendirectory.com.yf.co.za
yf.co.za
yf.co.za
yf.co.za
yf.co.za

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwnq3Qr8NVMqLIkSHd1xV
Mn5neO87eVXyHdW/gT3DZWhHFr+XH0ox6QtcOm20AG2c0l7ZY1gaMxptGIgVIqCP
zVq3BUrNLT9u8Fa3u3mdYFXw99wxNatRzXg37MlDjhnPPi2n5qfbxU7+3E9YDnvC
rBSFDVyWpgerzn4hwhEO34QWNpJhQTeYvYAqp8tqbZYBVrUDxP8arx5nDVZYdXLr
MK71LSHYSZI8UPBpvIP3mZsw1Y1B6+R5/PysoqlTDKYZTm7bNoYkjQyCmSa00rMC
kjQ92F2TvgWoAtzo6dxY6pVHzLZkldQMUj445u4Q+RNGzI39xE90/50njnwuSGE1
8wIDAQAB
-----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 326410654432465360537717158723600650916635
 . . . . . . . . [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 2024-04-04 16:13:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-03 16:13:38 +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 'yf.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 24550744610441962386055389504913467652538271145897014716871019081177352943053030593561601093590785445841745612862345544868622148007945317628841099293827004184655197325149778803809610480505036760359519480976492999003485129625318873921218890645202487377190712085516033199424251080848777249447062256933116610171923788961459797887109929329565602462479473161695190273059837901044148519024879454597845117834602996377843387637126678297313732440267000717036719181722209265117421782682655791981502939440065878058200222505368794485673007580523753914117866040781962669140494316728435917860474480345289330606636309705288786720243
 . . . . . . . . . . . . . . . . . . . . [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)
							4a10a7c65e571d4ed3f6a7984dcdad07f86687dc
 . . . . . . . . . . . . . . . . [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 (145 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demiansiedad.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hempambassador.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'metaverseutilitylinelocator.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nofeesavingsaccount.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'phuketcrossfit.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wallyfunky.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yf.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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