braintools.com.br

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:69:bf:e4:91:53:25:38:b7:e6:4c:e3:46:9a:19:2c:30:41 was issued on by Let's Encrypt.

With 3 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=braintools.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:bf:e4:91:53:25:38:b7:e6:4c:e3:46:9a:19:2c:30:41
Serial Number (int): 297321575660394793007776761920694969446465
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cc:e9:67:98:ba:84:b5:85:3a:89:6e:2f:38:fe:a0:6a:89:3f:ad:43
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 04:93:c5:e3:9d:54:16:fe:4a:ba:84:08:16:ce:99:2b:22:00:ff:76
Fingerprint (sha256): 2c:cf:9f:e2:f6:1d:ab:6e:59:79:d5:76:7f:e2:f4:2f:4c:52:6c:44:87:1a:fb:46:ba:50:c3:5a:25:85:01:1c

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 braintools.com.br

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for braintools.com.br

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

braintools.com.br
tutor.braintools.com.br
www.braintools.com.br

Other certificates including the domain name braintools.com.br

(limited to 100 certificates)
literarymap.app
ngohem.com
braintools.com.br
sistema.braintools.com.br
braintools.com.br
braintools.com.br
web.funfinance.app
web.braintools.com.br
braintools.com.br
www.protium.it
braintools.com.br
sistema.braintools.com.br
applink.headout.com
sistema.braintools.com.br
www.jub-mueller.de
braintools.com.br
braintools.com.br
web.braintools.com.br
braintools.com.br
literarymap.app
sistema.braintools.com.br
lostpass.zakiarsyad.com
braintools.com.br
braintools.com.br
braintools.com.br
auth.playing.plus

Certificate

The complete raw certificate details for braintools.com.br in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu/53jDuQ/qjMkztOcVq9
16T7WmPtOCfpq9GfWE+PfghMUudmko9mfu9EN9Id1QyTze6vB/SLFcWUOIML7A/e
qKciAT3ipJbLiJGDcrTTgrjb7CVO33braPEKIp2GzOhTOWYM2c3B9Bfln9UdXPYM
MOPAtkqPzJWVGhpx/z5xXn74q7eV7CrzDpCRHD1XuJPBEKRFDQ9k65XDjd1SS0Cl
vfcCa53RobOlQlPisiGspARI0Sno9YELT+PyvgeCNG0VbNJWqBobrZrZ/HU4V0DK
51YJduQvf1JtOeOUlOR7cwtFuUPWXV9bJTW9dHkuBvA1AuOCetdjP7Mkp6LCc+cn
nwIDAQAB
-----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 297321575660394793007776761920694969446465
 . . . . . . . . [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 2019-08-13 00:22:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-11 00:22:50 +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 'braintools.com.br'
 . . . . . . . . [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 23732045375023146057886809387016740249917726964477235504611955390371119997633377840104013285799652403339642501524747815492278373882935616556989871168052514758178694200375829866566642207764218042283582031294507647022108161258453817030159574441779649236546770924913092608623247660057315595645842175091372088186652620874799599437118187953079586820348510572911653312463480675691219901957893015593950470512361980109193180313187961071236973912398090972379417619510623390795639122263499576192132261226714290977713154753695599747497059172473853366772432003840808508566857082323594208230738135378134716086712127443120928794527
 . . . . . . . . . . . . . . . . . . . . [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)
							cce96798ba84b5853a896e2f38fea06a893fad43
 . . . . . . . . . . . . . . . . [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 (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'braintools.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tutor.braintools.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.braintools.com.br'
 . . . . . . . . . . . . . . . . [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)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c8892148a0000040300483046022100a72ad4ff7be948c65f262f043a4f22188afa885d3e01a425aea60ae1d86ef645022100ee454e6c30914ea1dc61e0314dedd9a151447017fcc29647aec706573523180f007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c889214ab0000040300473045022020245300bc1df7f25c11b6245e6372de6d3f99312b0c30190b4415a54db284b5022100e67c29c47523261efb1f839b15e483d87879f913a28f94c20d0543eda8e4abd4
 . . . . [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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