brain-library.com

Issued by R3

About this certificate

This digital certificate with serial number 03:20:33:1c:96:f0:cd:02:5a:2c:52:d8:a9:41:40:c8:45:7f 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

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): 03:20:33:1c:96:f0:cd:02:5a:2c:52:d8:a9:41:40:c8:45:7f
Serial Number (int): 272293832610287487277261008447186349344127
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e6:d6:b0:11:c8:c0:72:fc:f2:f7:60:61:16:32:ec:37:72:8c:87:7d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b3:15:c0:68:57:1f:d1:e9:8f:ee:eb:b5:df:c8:2a:1f:15:ff:00:3c
Fingerprint (sha256): 27:c0:43:8f:62:db:6c:32:22:dd:2a:a9:78:07:15:61:e7:82:1a:78:01:9c:a0:ff:f5:2f:f8:0b:07:35:cb:13

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)
cdn.galapagosstore.com
cdn.galapagosstore.com
test.brain-library.com
pr.plus.brain-library.com
stg.brain-library.com
cdn.galapagosstore.com
stg.brain-library.com
cdn.galapagosstore.com
brain-library.com
galapagosstore.com
test.brain-library.com
galapagosstore.com
brain-library.com
cdn.galapagosstore.com
test.galapagosstore.com
storeman.galapagosstore.com
test.brain-library.com
brain-library.com
brain-library.com
brain-library.com
cdn.galapagosstore.com
cdn.brain-library.com
cdn.test.galapagosstore.com
cdn.galapagosstore.com
stg.brain-library.com
brain-library.com
cdn.plus.brain-library.com
pr.plus.brain-library.com
cdn.galapagosstore.com
stg.brain-library.com
stg.brain-library.com
cdn.test.galapagosstore.com
test.galapagosstore.com
brain-library.com
cdn.galapagosstore.com
galapagosstore.com
brain-library.com
brain-library.com
brain-library.com
test.brain-library.com
pr.plus.brain-library.com
brain-library.com
cdn.galapagosstore.com
brain-library.com
storeman.galapagosstore.com
brain-library.com
cdn.plus.brain-library.com
test.galapagosstore.com
brain-library.com
stg.brain-library.com
pr.plus.brain-library.com
brain-library.com
cdn.galapagosstore.com
brain-library.com
brain-library.com
brain-library.com
brain-library.com
galapagosstore.com
cdn.plus.brain-library.com
cdn.galapagosstore.com
plus.brain-library.com
test.galapagosstore.com
cdn.plus.brain-library.com
galapagosstore.com
brain-library.com
stg.brain-library.com
brain-library.com
galapagosstore.com
galapagosstore.com

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+tZgBHP3VAiMegZGZ9tZ
7g4/mzq3VVKBnxf+SSf1UmY2khl8dg0uVJXUTWT8jXOBVS5/p3t+ftDGLlPiVjb1
05u/nfdtnPJMpw2bfF49oPx0kpwtmf61esnavQYcJ+cct5rBJJWzzpeaYpKaeY3E
gZA8vgpPZRb4qN62+FE+VObunuPmxgutLwKmDWSvLFBVMMVj6c85uv6D4Vymk+h9
EcekMWSb1ER3sgrarV8l90y5wP+c44k46W2iBkycTKHaUpODTA2yt6HB2tzNiCEz
K57gEk5L1blEfrSwu12ZfPv/dS14+CO08n3LdRD6rsewNHgwkWTfTEfjJtxdmtuw
BQIDAQAB
-----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 272293832610287487277261008447186349344127
 . . . . . . . . [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 2024-01-22 22:39:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-21 22:39:17 +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 31665288527470310902864980551286224269146669533552967838813461488222660485260994846467001700231176436346907136017790822987226485802930950374437278043479014301880952769958069974532141164063321637838630021548621108855397238063234472235479005067877781976730613759891713611846711588860098332752408294665178656632172683351890116941945060791310779788015280875620377371374221908748849717625515254958613296739140996360356010635948785487680584800017255952143462819565025047960759520255722408221255866121882543506318846576886451431381952097117244695637051331751223642282419052012017498790317158367899792018258367568432349294597
 . . . . . . . . . . . . . . . . . . . . [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)
							e6d6b011c8c072fcf2f760611632ec37728c877d
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d338aec48000004030046304402203627de1147a0f81b0304a48476db78c9dff7068149054ecaa10e962412b4e7fb0220240ae7f6a0dc674e8d5b78b4ed09c5bb4444f8e92b26fec5163af85e22962e1e007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d338aec4e00000403004730450220359eeb78d48aaa2cd951f835b10cb9ae99cac589a1ee24af5aa858e40305ebb4022100a924d1f33850f8510e7e05aa491623b1ec3adc34d1e30cbddc2501b8abd7bea9
 . . . . [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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