brain-library.com

Issued by R3

About this certificate

This digital certificate with serial number 04:cb:64:3a:47:99:50:69:d2:75:77:96:82:a7:1a:46:32:77 was issued on by Let's Encrypt.

With 5 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=brain-library.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cb:64:3a:47:99:50:69:d2:75:77:96:82:a7:1a:46:32:77
Serial Number (int): 417659689616985658732665137365063861416567
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8c:ef:ff:eb:fb:7f:db:d1:06:a7:bf:e0:d1:0d:59:9c:07:bd:4e:fd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 57:e6:b2:54:93:6e:94:d2:14:04:92:42:1f:66:54:07:40:f8:cb:97
Fingerprint (sha256): 81:ee:0b:a0:30:2b:ae:b5:6d:ab:af:7d:3c:44:f4:dd:99:99:21:07:4d:a4:cf:a1:5b:86:16:4c:57:7f:a3:c1

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

Revocation information

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

Check the revocation status for certificate brain-library.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for brain-library.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

app.brain-library.com
brain-library.com
plus.brain-library.com
plusai.brain-library.com
plusstore.brain-library.com

Other certificates including the domain name brain-library.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for brain-library.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA22ceW8MWu56rDtvExgKn
KkCTdWuqnPyyb5qaAW3A1Uaui6+ahEN4T5AyJTljS1GAicR08TI5zsD4qzVli0eu
PVZew60uQqcFH928yh/YgF1Gn/KSnfeWHDO8vsOWdWNup+KROS2Tpam+xbZZFxz0
CQtpE3+tUlZgUa/44ykEdB9RY85o4aLCrfN5ROanfjjDGZk95et5PwgSF42TXrRP
ev2rMHyAkw5yWTpbUP6Wgjj9OYIs4Dj6HWoR28Tsw+Kafj6LiuS2CarRYQfRz5oM
O+aAZ23laypCl/hmIhoZzK8bnVejmVZhu6fRusFcXjXSAu1dP4hcY7JTcVOugEG4
UwIDAQAB
-----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 417659689616985658732665137365063861416567
 . . . . . . . . [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 2023-09-05 22:39:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-04 22:39:53 +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 'brain-library.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 27697038458344045462290378591573130925746885952385228841380506382753755213800750065616316100381858088728607218023169844488354014804652551481145623621595362031514407868377031443770429321110694966096016049135319192599756106755340758112236551619433164687102706572529482675636361341063659463537329974855192120833474608252379742806997061817926371884622662931522439339471274556938768762510325938118077201534663644293185187887725728802080673072842548043023658925368590373553976900465530105769641349675729500255166655593008098282311628782365225577797322091501521936491473749563614774426742895365581225000768865959209148201043
 . . . . . . . . . . . . . . . . . . . . [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)
							8cefffebfb7fdbd106a7bfe0d10d599c07bd4efd
 . . . . . . . . . . . . . . . . [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 (123 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'app.brain-library.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brain-library.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'plus.brain-library.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'plusai.brain-library.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'plusstore.brain-library.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a67b784cf0000040300483046022100a22d2a58dc8bddc6457dca73878fadc487d3af4b08f8657c5edeb4fd64653384022100a0204e9c59debec341e85cbea7111c2acdc94ed678a78519f80aa891e3e6ded9007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a67b785790000040300473045022100f2ac85c5410c59c8e6ca353d94a60a03194ea79f1716a7ce2d100a3cf32d408f02205fc23c15a84f6afe1433d0322b39367d955549e1dd494a7ac51752fc0202cdbf
 . . . . [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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