kotakun.com

Issued by R3

About this certificate

This digital certificate with serial number 03:cb:91:47:07:bb:d7:6c:7f:1d:7d:48:88:c9:09:39:47:d7 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=kotakun.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cb:91:47:07:bb:d7:6c:7f:1d:7d:48:88:c9:09:39:47:d7
Serial Number (int): 330607285149556220854383179691009739671511
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 59:00:9d:5a:89:0d:ef:29:2c:38:e2:4d:75:aa:2d:19:e3:9f:1d:64
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 85:6c:88:6b:ac:35:44:cd:f7:bb:96:8d:65:49:78:15:55:48:fa:b8
Fingerprint (sha256): 59:c9:a0:22:1d:ec:92:21:a9:43:0d:45:06:a7:f8:23:ab:68:ab:2e:47:2f:35:84:cf:74:57:e5:82:35:c8:3a

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

Revocation information

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

Check the revocation status for certificate kotakun.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kotakun.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

kotakun.com
www.kotakun.com

Other certificates including the domain name kotakun.com

(limited to 100 certificates)
www.louisvillepavers.com
minneapolisstemcellcenters.com
www.hotsauce.tv
kotakun.com
pharmaster.com
kotakun.com
immerweiter.com
santafestemcells.com
deepeve.com
glass-restoration.com
www.parafanghi.com
www.hollywoodhillscomingsoon.com
topaffiliatedeals.com
www.bitcointas.com
kotakun.com
www.kotakun.com
www.creditdossier.com

Certificate

The complete raw certificate details for kotakun.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 330607285149556220854383179691009739671511
 . . . . . . . . [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 2023-11-21 07:01:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-19 07:01:38 +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 'kotakun.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 658973907977085556656318320870942706517068447511464429369351827820498530339381047500333387428095238037826925609279816526085574776033541796978356781509651868924384470255436851297112866756584028241888696627905154588560205019781638523890267959786325045373806896618494598599664549868507233331613057485164891024070488749371237086060611576009761702644101233002416178851001948596395320738500019735193125073250039266714681620705381064871013630442741533282663053739222687352617023427848209867640072428482265058809495914887871397715376787300318534682074760620858317783208275020361176129522143912218119560331838891545950401310053456867461136516028989368036741994925920006844499478973995122691459467109856297730956532939910191462828766843239317558404614887382912742336773713926945787281793349278140477811795449819445986052151681967315128180737720456488306579034803865078270454963519083365784882599125654895081724698018297149690002203857466197632937830081431090263936321262138433948078869444294527048164796762784148512575171537076073074973685231943164412647202085847201491882407761574621371794518461594002678194914804137952053846336292079115783908924316525873207648004573455472733380498194028768872001949582772273334204669219156867626043436542707
 . . . . . . . . . . . . . . . . . . . . [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)
							59009d5a890def292c38e24d75aa2d19e39f1d64
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kotakun.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kotakun.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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf0e62f05000004030047304502203f2e98b32029a270d0f6a1ae76c44ff23f6f10cecd3f2916cc1f1acd725753ae022100b6d0eb5c1cf30b16160c680379b7a50791c8fc7d9f61300ed01581b8ef346f0a007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018bf0e62f140000040300473045022100db12465d3893d3e74d7afcc35e1135463680b16246cfcefd0cac13b9a00cc8a2022038e65bc2f177ea7dc74c85ef0bedd777a0a915e4cc13690b844bcfe815717051
 . . . . [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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