kidoar.com

Issued by R3

About this certificate

This digital certificate with serial number 04:12:a7:9b:98:0e:21:04:a4:81:28:1b:5d:31:64:19:74:7c was issued on by Let's Encrypt.

With 2 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=kidoar.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:12:a7:9b:98:0e:21:04:a4:81:28:1b:5d:31:64:19:74:7c
Serial Number (int): 354797015296972705426025310144159700055164
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5a:ff:c3:da:8d:f4:30:a7:f9:ec:51:58:af:2d:8c:68:c0:d8:7a:13
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 01:69:57:5f:18:bb:71:05:53:5c:dd:66:f6:6d:33:04:a0:53:90:8e
Fingerprint (sha256): af:4f:38:48:00:fb:c8:fa:3b:db:e1:4d:60:c9:03:67:52:74:71:9a:07:5d:e1:16:f2:05:a7:74:3c:49:34:a0

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

Revocation information

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

Check the revocation status for certificate kidoar.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kidoar.com

Public Key Algorithm

RSA

Key Size

4096

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

kidoar.com
www.kidoar.com

Other certificates including the domain name kidoar.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for kidoar.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 354797015296972705426025310144159700055164
 . . . . . . . . [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 2023-10-09 01:12:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-07 01:12:57 +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 'kidoar.com'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 585973184291613372578538182984440813674640077749851972945473917194548608026304873306427832737234009371657588472991530206882472155964455798705062365429140772360719576847609289997685716234214744714152153614860257393086749101298935166869556451135154510994497702163712286856657829951061730640647145013864834826021172830276470814315835632004795202280199696246085988114973292462400715639442457086831391525645996530593416248152241503739414696722887067426753705633429470533542825781313202777423213657170908820517158957402801794256569914034808481859982130868522754800756820837977559375014738576956668103880798323222332903838953120499898947919266486933367903052990540508908832318671388768955612876845170839348884040966337329534127327092365637301791340093186289103643832530635095437623259551324791088221266921891624652695066986753171859415515383543315810268852059084688259963491293084978757281144520950183676575551308823306498594521826883261400500133165171288235711528846227277619873298448368587492306938698036343118668457530143271265837364654572753860243745250010570808046486146512188745196186209510888567163640500975921644899718961577225241503113311270067703013151491877773176533846409525526089820502304806476706586376675465361962929147263419
 . . . . . . . . . . . . . . . . . . . . [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)
							5affc3da8df430a7f9ec5158af2d8c68c0d87a13
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kidoar.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kidoar.com'
 . . . . . . . . . . . . . . . . [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)
							00f0007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b1235848900000403004730450221009c2d95ba1e009a02ca45a01b56177ad454ec4c5c0aa17729d5a9d394838e442202200f5aada62a8bb4bb4bc0345dd51b07c9563a044daa1dd7f9d2543253d9b5a7d700760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b123584b600000403004730450221009cdaf57b6e331e9ae9db7819af61ee1032aedd52870094e6caa9882b8fd7750a0220735a5d6cb2a5453383ba0cc18f6f8bd6a9a832892ffb95f54fb6779ef7b21a00
 . . . . [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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