brainee.tech

Issued by R3

About this certificate

This digital certificate with serial number 03:1d:fd:9e:26:16:ec:92:fe:92:c8:3f:9c:7d:ad:d5:f7:47 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=brainee.tech

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1d:fd:9e:26:16:ec:92:fe:92:c8:3f:9c:7d:ad:d5:f7:47
Serial Number (int): 271542162274372988280673066544368478189383
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 48:6f:0c:01:c9:1e:28:21:bd:8c:27:b5:b4:1f:6c:6e:d9:e1:2c:bd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b8:eb:67:4c:a7:a4:cc:43:66:97:c8:d1:89:76:87:ba:3e:fe:c9:79
Fingerprint (sha256): da:ee:e2:7d:83:ed:3e:5f:8b:fb:b9:6d:c7:83:fa:7a:1b:04:ce:7c:24:12:69:f6:12:91:49:a5:46:ff:fc:44

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

Revocation information

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

Check the revocation status for certificate brainee.tech

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for brainee.tech

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

brainee.tech

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAui+6O7kp2W2gtSDtwBq4
BrqEqqnVh2/6jjvjZ1rm/9HBrzCEJJEFqap4CB34BGOADMtQbCsJmq2j5nF4/65l
fsF8RLmP3A3IsL+y2rxqCVnbXxxrzObL2QkBBolghazWRtrxJ6xnqjsim74DzG1X
PoH9Lorn86FN5a2SHPMCPUfLZYaIpvphXkfqQBPfTqajALXCSf9qQlbxd+STYTdx
FR7KX+nrKjeKLAO9Dg+QNgr0/RbR1Jc9ZANrrBsDl82vC/Ti/buaDy5UzW/C2LBC
bi55+g4zgtQzgliuNOC/31HAj8ojWGhkrx41aIX+7Pj8+wtLeaqv1h9gLiYQpYqL
awIDAQAB
-----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 271542162274372988280673066544368478189383
 . . . . . . . . [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 2023-07-28 05:47:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-26 05:47:28 +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 'brainee.tech'
 . . . . . . . . [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 23503860018192665780324411006515737020852983599486926142363256971846530593632298668528038690334549006671729006101610512416398679696213862148402267906557526790805864568727052594273322851589886425115075474109045205915662208826023805116068809261109571088083977432462693382298925568821789853405545316585082445607847592937931844774704469171204662887343227611499140054359633102766500253494134374438991760359560329732679518232874929894694253781941641349325029062089040091049440251820479271364272841076758395811416996626185410915426338325191384988592981978319478367373049510835940259265882190001313112908757038242786949368683
 . . . . . . . . . . . . . . . . . . . . [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)
							486f0c01c91e2821bd8c27b5b41f6c6ed9e12cbd
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brainee.tech'
 . . . . . . . . . . . . . . . . [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)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001899b409a8a00000403004730450220221f49fde84c87bbdf975d69d6bf37f070e7adc089e0ccb143603adc839e2d8a022100d510df22bbe7e5fb31f417bbf6af4bc213419f0682031fbd27553938fe892dc70075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001899b409a98000004030046304402205a97b21b21e9b5e825247d0dc5a485699f3a181bc25f396654585b188b69acd802204408db14c8480d5eb083c250bc37a36aaa19fa7328c80065acc6197835d2332c
 . . . . [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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