cnkcon.in

Issued by R3

About this certificate

This digital certificate with serial number 03:b1:0b:90:86:bc:55:e3:24:d9:c1:d7:ac:08:bf:14:85:07 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=cnkcon.in

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b1:0b:90:86:bc:55:e3:24:d9:c1:d7:ac:08:bf:14:85:07
Serial Number (int): 321582208671752473330692958089562729776391
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 57:a1:28:c3:ab:1c:88:02:fe:5a:e4:94:5e:c1:ef:8e:e0:08:f3:61
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 6b:c5:e9:e9:0c:7e:e8:0c:10:25:ae:23:ef:39:87:42:93:89:6a:56
Fingerprint (sha256): 8b:48:21:39:a6:e6:cf:b7:7c:7d:ce:b6:a1:8a:f9:63:0c:d2:1c:8e:ca:9f:37:76:9d:ad:9b:f2:36:40:d8:20

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

Revocation information

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

Check the revocation status for certificate cnkcon.in

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cnkcon.in

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

*.cnkcon.in
cnkcon.in

Other certificates including the domain name cnkcon.in

(limited to 100 certificates)
cnkcon.in
cnkcon.in
cnkcon.in
cnkcon.in
cnkcon.in
cnkcon.in
*.cnkcon.in
cnkcon.in
*.cnkcon.in
cnkcon.in
cnkcon.in

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtlBqg9AgV/hp3uQBVuRr
2yaAEsu04ljbEtoyMFZ03dzpPJvB1djlCCaAHqSM/LUlXVU3EPQUv39HIegD1KEJ
nhrFaH/UNgOHu+d1xHJeW+GsFTdd5rBjaP9DHOuHzbrXmLsfObS/M1RH+e2zuuCZ
tSCdiOLJyAlNoz/nQz9pZWm5oE9MyohHMucGKLW7DlaMD2QVdBeamUSxPqjamBgN
Rh5FOajtv30YjiuOMDppzTRu6aj3g2Kj2BXdZIlhB7WxtKSqNCDUqeTSHNR7oCzp
b692Ibz4vOkVtKe3x3+M1aacwD91s49nY01hLZDZbD2UjPA/A16FFsUZtBZzoXJj
YwIDAQAB
-----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 321582208671752473330692958089562729776391
 . . . . . . . . [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 2024-01-29 15:23:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-28 15:23:35 +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 'cnkcon.in'
 . . . . . . . . [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 23015026147765554857681776973668603253692128122429032414870411870486387229483680715290755207910374588928120312114628394703944912948204383117199806793873144307682966015896093529317578968020395091225798336550949537980247502882523406729788298411612859375822341896612588464442265387173627150165153461704194346795246154351493512246885830183534025977544611365551001268856760153002666256034146963631816793413092686602103635170397813910196861604747697290655235948941695583330670639850226445594556587200830923163692597818797709434977522351496360329222139982294723081872966584321244933120856095869185119817733392148205573137251
 . . . . . . . . . . . . . . . . . . . . [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)
							57a128c3ab1c8802fe5ae4945ec1ef8ee008f361
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.cnkcon.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cnkcon.in'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d56088ad0000004030046304402206753b99f2cf31c4248beb72f477354ebba34ad5c1b91a918a763624f2caa58d0022077e0f2aac9a2cad4bb04775764e2fd6509e8d2beb264d9db21a95eaf7b179b23007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d56088ac30000040300473045022100ab8993f55d2cf3c3fa00c5a71f8047914a184ce9319a3f35f756911cf5d4e5bc02202b483cacc3abfc70e102fdc750dd44b2cea077d8a9740562f13e846fb7da12f1
 . . . . [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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