about.abhijit-kar.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:aa:a5:9d:1b:d1:30:a8:14:ab:9c:89:6d:6e:cb:a7:de:a5 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=about.abhijit-kar.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:aa:a5:9d:1b:d1:30:a8:14:ab:9c:89:6d:6e:cb:a7:de:a5
Serial Number (int): 319404998545950383557310659609556731551397
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 46:e2:57:da:1b:4e:04:db:ca:31:4c:3e:78:ea:ce:91:f4:d1:f8:a9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b1:75:5d:d4:2b:ab:45:3c:58:e5:8c:0d:65:bc:0c:d2:c9:e8:db:db
Fingerprint (sha256): 43:25:c5:f6:66:83:d4:9b:73:1d:6a:f2:62:29:15:25:f9:6c:bd:c4:e4:7e:ad:07:35:1d:a6:d3:8c:98:2a:94

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 about.abhijit-kar.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for about.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

about.abhijit-kar.com

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contact.abhijit-kar.com
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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 about.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyI89U66o8qXXHPZi054J
l27w7hm7gVzf0vz1xMQ1W5ywqC0UPagqy+M66S1JxNAvCq8DvGdDDTToDLKX/7TV
F2rAnHzyFHZFmpitcM5GhcjBNrz21g0ODReaZDSTrrJOSGLOkZ8S+erHeG02m75r
/JGd996IaECDFXPZxSXXi685V1iKcSMJSOS1adEm1EyAH9Z3Js5hWN5USa5e0pM6
IcZks1ePf27faKRGg4JIZpZpRmesV3pWf8QNUB7D7RkicAhZGm4q5SGH/Qumyvrz
HS2aIHtfFtWdkxn0pc6UFkPuFiGRQE35jQz5h7ngmsyCof7r9OdE5uIP0cdGgn8i
pQIDAQAB
-----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 319404998545950383557310659609556731551397
 . . . . . . . . [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 2019-03-09 04:10:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-07 04:10:57 +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 'about.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 25318295051897995652008782585907959070224260069199706852175877431831155787696657977748438174736391540175952473103102916214093974574959419195890356641726419137611185401050039404979375264348867890873857396323779357693183596375683728434286400740934302815810643861465755467057214012205412127418440633624376133420682464302390472465332907025397657836710939570957379065530356902823834144996755681422049208897217357412344980773822151305694063373734959864602722800010034343004709258184843026061765754047242121964460414330592276509480099732926007527478400876670101617744830766140682458234135143600389249926180538458879125562021
 . . . . . . . . . . . . . . . . . . . . [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)
							46e257da1b4e04dbca314c3e78eace91f4d1f8a9
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'about.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016960dc81a60000040300483046022100e00f3b38a1d77bacd4fe886003f61396d308af24924189526d8a6b8a6da74b7e022100a1ddde613f06b51e282b07e636dba0cc620a66e284c074e1a07229fd6c385cbe007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016960dc81fe000004030046304402200b5369ab7d1a474cf9d0589e36ee041ded9bd23774f6f00b00066dc1fb5928d6022013af44e1e4c1a29a362bc30b52b0454b700a38006c275ee01bb6c6d640f6b9ec
 . . . . [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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