yfx.co.za

Issued by R3

About this certificate

This digital certificate with serial number 03:42:49:f3:85:36:46:ef:fc:0f:9a:13:03:c2:ea:a2:52:ed 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=yfx.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:42:49:f3:85:36:46:ef:fc:0f:9a:13:03:c2:ea:a2:52:ed
Serial Number (int): 283893792085752353486015113156220768375533
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1b:0c:33:f8:79:74:bb:3e:ac:e1:ea:f2:02:27:4c:b3:bd:71:d4:11
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:77:8d:21:d9:14:88:27:90:f3:fe:db:94:70:c2:8a:53:4b:04:70
Fingerprint (sha256): 8c:e7:69:8d:88:70:ad:51:cf:96:57:48:7c:b1:01:2e:8e:f8:48:40:fb:30:d3:c1:2a:45:4f:33:7e:e0:9c:2c

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

Revocation information

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

Check the revocation status for certificate yfx.co.za

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for yfx.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

getournine.com
homeschoolpetitions.org
hushed.co
photographyforvip.com
rocketprintondemand.com
sponsors.appexecutivesmail.org
yfx.co.za

Other certificates including the domain name yfx.co.za

(limited to 100 certificates)
yfx.co.za
yfx.co.za
yfx.co.za
yfx.co.za
yfx.co.za
yfx.co.za
yfx.co.za
zan.co.za
p-c.co.za

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9fGKQ9mS14ICrAdQYNwL
LDSBXrIeHSs5Gf7JRLgp6ckgRWH2wc00adoJS99gn7Ep9IuBaekIlrwzv1pjdeKo
ed/BO1+RmiA+QWm5xb4Eg9Cp3sHvEVz9+v8MiOhbrsPUdxtH/PHo9Kxm9HdP1VSa
qKUszE5GNVMxpIX++A8jApNJjHovZ7xPRuZwk7Gor84RIYWYiIZki+8JXJtmSghk
tZuCgIAckRSCvw5Z+I9H8s6N0iYgrwtlTMkbXaApjjXGUcPkHcW4Vj0FLgnsr8pr
Sp6qOGdg1dlirl6Yt5V7vIAwZIDwojQV5MNBkuHHPtJ/R7MLoib2LqeCkrdU1bB/
FwIDAQAB
-----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 283893792085752353486015113156220768375533
 . . . . . . . . [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 2024-04-03 15:29:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-02 15:29:46 +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 'yfx.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 31047492578123913504376702381049977998914279414967788920066502875122075387120323613739328092596784134568234308244187046633807155770249716042015577850971290024135834036960605633325294348684102310342729837588566627414324595398856631016577758901768744510827505116545351514239901934734927703637555143048184712453213177585531055459874845154882324220151419196025514830732724822867752697749820887504364555980369985219777918414452093810833662153961630653694458713238299702089971153779182628405876339335372191225188976944366349738748262656043382822196847853970873492500041197162182770547349313821485793429101605780987441086231
 . . . . . . . . . . . . . . . . . . . . [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)
							1b0c33f87974bb3eace1eaf202274cb3bd71d411
 . . . . . . . . . . . . . . . . [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 (146 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'getournine.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'homeschoolpetitions.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hushed.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'photographyforvip.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rocketprintondemand.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sponsors.appexecutivesmail.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yfx.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)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ea4cb90ca0000040300473045022075dd83e2461a9c7e5d06f0a31fcd2d986bd8d3cfab8e9c1ace28612c56d534f9022100be1bd0e45835e97425aedb3dc04c65c725ea2fc976ac211d812f6d9e220eb0000076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ea4cb90fa000004030047304502207b1a439830b683e0050ff13a6ee12fcead85b4774b60d90167a844fcc669d623022100d74ae4db35486ec47dcab9856c46f5451e864ba0170cda4d6346af2e1feb879d
 . . . . [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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