kennisnet.org

Issued by R3

About this certificate

This digital certificate with serial number 03:0e:38:db:92:c6:b4:f9:13:ac:2e:e8:e5:f8:2f:6b:83:25 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=kennisnet.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0e:38:db:92:c6:b4:f9:13:ac:2e:e8:e5:f8:2f:6b:83:25
Serial Number (int): 266176387789924839572658534640145645929253
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e3:26:2e:bd:83:55:5a:2e:d5:7b:c0:18:15:e9:3f:6b:d7:35:07:c3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e9:74:fd:96:5c:35:15:54:39:f5:d2:0a:63:cd:77:64:0e:ca:df:85
Fingerprint (sha256): 0f:3e:40:63:63:12:3b:79:6a:90:2d:66:0f:04:21:7c:3f:41:b6:cd:d5:99:ce:5a:fd:09:44:86:b1:54:f4:5d

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

Revocation information

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

Check the revocation status for certificate kennisnet.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kennisnet.org

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

*.kennisnet.org
kennisnet.org

Other certificates including the domain name kennisnet.org

(limited to 100 certificates)
webmail.kennisnet.org
kennisnet.org
kennisnet.org
*.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
mysite.kennisnet.org
*.kennisnet.org
kennisnet.org
titaan.kennisnet.org
samenwerken.kennisnet.org
kennisnet.org
support.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
*.kennisnet.org
kennisnet.org
webmail.kennisnet.org
webmail.kennisnet.org
kennisnet.org
*.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
*.kennisnet.org
support.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
*.kennisnet.org
kennisnet.org
hotspot.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
fs.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
webmail.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
kennisnet.org
kennisnet.org
webmail.kennisnet.org
*.kennisnet.org
vpn.ka.kennisnet.org
support.kennisnet.org
kennisnet.org
kiwi.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
kennisnet.org
support.kennisnet.org
kennisnet.org
webmail.kennisnet.org
webmail.kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
kennisnet.org
support.kennisnet.org
support.kennisnet.org
support.kennisnet.org
kennisnet.org
donald.kennisnet.org
kennisnet.org
*.kennisnet.org
support.kennisnet.org

Certificate

The complete raw certificate details for kennisnet.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2VLpFuJiz+I8uQfcrOTo
u2GnMd9kM1dyebQbXMhpNLEtF0iGhU7e1rAffGNrcuRlN4eEecFMYmTFnghGi7P3
9//S1WMNKa0t8c4Lyl+fg6EqLriWTTujROd3kqUFCVHYSpEZnVQFiIqVQE+oNvlZ
pcowBTuxaMHeYnbXj/Qb78TmURSi4niK1X4I0bDw6n7aSkTiRcA1Ad82yKQtkdZz
R3tyLrLCyk2f53TljbBUHgvSZaKd6IVqLKJAPbtHEBaTnLp+jqIgBe4R1gleumKu
Prl8c2g9q65Tmv8DwBlg5EFwpABWaepK1cWvmFlv1wbGFFhmuHqeERfI23fmw/P3
CwIDAQAB
-----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 266176387789924839572658534640145645929253
 . . . . . . . . [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 2023-10-24 07:46:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-22 07:46:12 +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 'kennisnet.org'
 . . . . . . . . [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 27434596871659127409541682594557375038179838349310965153354096684319485772851373278827789869784183783223792203589114182046350908350830099966971701440091038857940484328605330601590873690544450824181663095274078137182948887472420264552662429646071496131508108267940073726476852785828707083447438883564279174252239673595112179183257350706166912250211168556219429198400748524002144570472089991890558775483577269532504389516857580657911597589820299026936185482401031324855017754203536870023432979246590652349774660860309443930455925206245335932824610666360331322424173942411491949645049179729534388270403334918471337375499
 . . . . . . . . . . . . . . . . . . . . [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)
							e3262ebd83555a2ed57bc01815e93f6bd73507c3
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.kennisnet.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kennisnet.org'
 . . . . . . . . . . . . . . . . [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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b60dced9f0000040300473045022100db01cc546d652321d7a67ec7d736e46e5bff781c9344f3e6cfffb577fe9fcaa2022050cd5519d982ef1627ff9b2e24b73d4919ca53f938c3880faa68e3317ef28029007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b60dcedc700000403004730450220512186fbbbd387fcd8766f9a4b5e72e6c244d78eb8f3b87766c639261e0668ca022100c47fb57b210a7a5f91107f4b578803d737794961d9cc2759cf6f385eae7b6cf5
 . . . . [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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