blog.abhijit-kar.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d8:5d:d1:c2:87:ab:50:40:b5:28:49:40:b9:a7:f8:eb:32 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=blog.abhijit-kar.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d8:5d:d1:c2:87:ab:50:40:b5:28:49:40:b9:a7:f8:eb:32
Serial Number (int): 334962556389391163007283016144779566705458
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e4:2b:c2:b3:7b:7e:da:4e:b0:c7:01:b2:37:36:91:97:30:d9:ca:4e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 17:e2:16:f4:89:56:da:ca:c7:19:fa:89:24:6b:c6:54:19:14:96:0b
Fingerprint (sha256): c4:9a:43:4b:f4:62:be:c2:a6:10:24:05:9a:b2:c6:0e:a7:87:b0:de:88:39:9b:ba:32:b1:f4:db:74:43:fd:83

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 blog.abhijit-kar.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blog.abhijit-kar.com

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

blog.abhijit-kar.com

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contact.abhijit-kar.com
github.abhijit-kar.com
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skills.abhijit-kar.com
about.abhijit-kar.com
www.abhijit-kar.com
github.abhijit-kar.com
dont-letim.abhijit-kar.com
www.abhijit-kar.com
www.abhijit-kar.com
linkedin.abhijit-kar.com
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linkedin.abhijit-kar.com
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stackoverflow.abhijit-kar.com
education.abhijit-kar.com
www.abhijit-kar.com
www.abhijit-kar.com
dont-letim.abhijit-kar.com
skills.abhijit-kar.com
dont-letim.abhijit-kar.com
projects.abhijit-kar.com
www.abhijit-kar.com
resume.abhijit-kar.com
linkedin.abhijit-kar.com
linkedin.abhijit-kar.com
dont-letim.abhijit-kar.com
projects.abhijit-kar.com
blog.abhijit-kar.com
dont-letim.abhijit-kar.com
leetcode.abhijit-kar.com
contact.abhijit-kar.com
faq.abhijit-kar.com
dont-letim.abhijit-kar.com
www.abhijit-kar.com
linkedin.abhijit-kar.com
www.abhijit-kar.com
dont-letim.abhijit-kar.com
www.abhijit-kar.com
awards.abhijit-kar.com
www.abhijit-kar.com
dont-letim.abhijit-kar.com
stackoverflow.abhijit-kar.com
about.abhijit-kar.com
experience.abhijit-kar.com
github.abhijit-kar.com
experience.abhijit-kar.com

Certificate

The complete raw certificate details for blog.abhijit-kar.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu6HRBahB65zFnPCCZlnA
9GWlNcVc8CHV+Gs6S97KAARArzH7hAnZF8HBzPHn0iELoU0wqDBKqEM6jZpw/iXr
R+cF9MuAqxe+diIoefsOm3gse4olHx4V3pE++hhJ3njhk8OV2YDGgsvxbyh9Aj5A
IIv1QyjSM3y3mH9X4HYE9HV9z7Rzym8nbnYYKCUTwPVTAAkKZpx5d+IEk+zSty60
PplqNxKTXzD1k9v96plchFM+RjvbhWKK1Tdip9gpo0LgWWTJ/rMHkokNFhIDlmdM
0sPPaykwiNIgaOwM7syaLIUjkg4qDfnMfnKqbopqN/NiSOn/RznCnotwsPEM5xhW
ewIDAQAB
-----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 334962556389391163007283016144779566705458
 . . . . . . . . [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 2019-05-06 06:42:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-04 06:42:02 +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 'blog.abhijit-kar.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23686357715129338994227102453038384057665160974485257636549419242719484358876293366892180465445900322670454057426767801927320244016815758984702007139644202590252516810153556447705971755920985569856524320966246739958610666098637642073097471986672612028493189216850982020524536214264356987125243742364864175927379658769304684428275467700699569515973292660236139343513759203116750126378006160493635408992398576641330204152128708328115897559347469354689288661506115183070062649475794755522880214647282265122400740028186409052617086816262880546749721109190725592710840656571840856074608740908795770959343892103555035190907
 . . . . . . . . . . . . . . . . . . . . [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)
							e42bc2b37b7eda4eb0c701b23736919730d9ca4e
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.abhijit-kar.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a8c17ab690000040300473045022100ff0e9131c85994000efe3ffc0355f87c5122de3b66d9dffd85f0ad084837b6f1022012f7f87241f4a0afa7cc2f95b76d2b7b6c668702079c5c5d9659bbb2ef9aa50600770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a8c17a99200000403004830460221009ee75ec3d186503a6fd2f17a3554c4edab54e98cb906d2af5e98fa49da2716ff0221008bee627e6c8732b1af259e5d43521374673894aec2ecbc455341e21b78f0e1b2
 . . . . [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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