kbnno.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:bf:9c:0f:68:b7:ba:2d:7c:8c:a7:40:2d:22:50:96:0c:15 was issued on by Let's Encrypt.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=kbnno.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:bf:9c:0f:68:b7:ba:2d:7c:8c:a7:40:2d:22:50:96:0c:15
Serial Number (int): 326538229452902283081504460825526325873685
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d4:c4:aa:64:4c:58:3d:5c:d6:14:39:a2:cc:70:17:9c:22:64:39:5e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): db:69:2e:63:b1:f5:8f:35:92:d5:24:b5:15:1c:6e:ba:28:1e:17:f8
Fingerprint (sha256): 60:0e:6b:35:a1:8a:45:74:11:d1:fa:1c:05:e4:7b:5d:9d:9a:ba:7d:5e:ed:ee:ce:21:7d:2a:6b:4f:e8:20:6e

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate kbnno.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kbnno.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

kbnno.com

Other certificates including the domain name kbnno.com

(limited to 100 certificates)
kbnno.com
kbnno.com
kbnno.com
www.bigdatainnovation.com

Certificate

The complete raw certificate details for kbnno.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 326538229452902283081504460825526325873685
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-19 05:50:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-18 05:50:21 +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 'kbnno.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 783662654833990699617542804584973121466226821852281775809200989157304802174306891085172446045609131316066283681016042601126978239523763239560674541228791189413366705368622173429259392322044012221763492427554874525025077902764510447230304100715409767737498714802358555769985444403175882717497086829091152998477585505272794538794739680463637256296620968025095720114376969068372474698288657112581901296569418072934472299579508545113974619488014493174738266703239868232635118285484220367462393326267527856907663908877003046321097063322756799808707343060350367823827254989696449373057998898975856931145914151602555400456366985537711858612014788554956879920406524256534913326443644291348922899168384358882410446540515467787572616446506615704730743056601133814626153245548718627265856463472403753174985638710984128971294774162923055019009450574255404482364126799085424984440486505444229521909713514576117274960776164895313799390666679724888830109016161003183653770473232343764236084790303551450572465667017527497822954422084917732393578129302602009344437200333634896548413741959255487031919975378845020396036940890502772032671229636307170839282125322681475811782879227535527122551623377838988391639728129805347829933466324743738826536299961
 . . . . . . . . . . . . . . . . . . . . [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)
							d4c4aa644c583d5cd61439a2cc70179c2264395e
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kbnno.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fbc91103f000004030047304502200c67c6691f6f4b058ee39feb09e2c2e107da3763dd4ff9ce2095bddf42fb55cc022100b6c9e67517cc414cf56d58888c117b9439423c4dd729fda33adbb6e4dea208030076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fbc9111320000040300473045022100e6cca62d4fe9878484464e2d19818ba25c212c1e70b04e0558af882cf266598402203fcee86ee519b59db455dfc4311b34a56c0951b9f3dffe74425eef4b4434b0a3
 . . . . [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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