brainwit.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f0:fb:70:3f:e0:4a:02:95:f6:2a:3a:bb:fd:60:6f:70:a2 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=brainwit.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:fb:70:3f:e0:4a:02:95:f6:2a:3a:bb:fd:60:6f:70:a2
Serial Number (int): 343338844916057959405877270313821103157410
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 96:e1:eb:c4:79:c3:cd:33:bb:b7:9c:fd:58:e2:62:57:8a:4d:37:f2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b7:a8:7e:31:9f:75:59:bc:e5:ad:67:fc:0b:cb:f1:3c:94:33:e2:6b
Fingerprint (sha256): 28:e8:13:1f:ce:2d:e5:ed:dd:4b:42:3e:c8:ec:ac:94:1f:e2:fe:f6:9d:6b:f6:36:6a:23:71:9e:2f:2c:33:45

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 brainwit.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for brainwit.com

Public Key Algorithm

RSA

Key Size

4096

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

brainwit.com

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www.brainwit.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 343338844916057959405877270313821103157410
 . . . . . . . . [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 2020-02-15 20:48:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-15 20:48:14 +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 'brainwit.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 864281608125050926579212482552492671366788536595324863534304074366402879138312786022554784496458588204616866857799562545494067434656684381733313679692064848297795758842514768130781129372890603783316093913221437420360430360694313323236823691758555725731530590030312434508835667134670933883271170729930084427716139541243424288392068110772710232485317152972023386316629836271292673898523198385842594809744623442946647626574716512897325152246257232795727306157380579205509977614600949856575903509032750995624678812927756883018502435951684679283860958343707427948541574957268605399579811012691706775389956105852174997838215397020200337935485894599203433050446963733304233808592009250560757370943095944470610551670254999273298035267351890113351456813785289541209464292031979564990568097155297635418987055584245325560779021161804661591397914106324732519623044726678147770925120817118485258824379377006255872137657358164754847838727583010209805707332304327036948543012838216757661531994734120974239563323809835263204761361753475117736867137267720685497749559105032139501652026182804179291320470053565581226019506251024564423531827443630046828860786902470874798102391413508027749948126082238775058570394770391690564493664519830680990464241809
 . . . . . . . . . . . . . . . . . . . . [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)
							96e1ebc479c3cd33bbb79cfd58e262578a4d37f2
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brainwit.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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001704ad2cded000004030047304502202ae6f5bd54b7933f952f97c6d5b5213d7fefc9691129fd47331596cb060e9e46022100d86ad3f5b4a3a36be33a2764259b5bd36aa205d993f77c025184849df0b7f60c0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001704ad2ce220000040300473045022100d6a6f802509f7fa15468806606d669e48a87cb44c5c2de236c6c171bb5fba43502205fe12ddd65a001e1a2ba75e437472f93625f2c5a56c93aa006fb13fbecd3b662
 . . . . [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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