www.brainwit.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:0c:c9:e9:06:97:1f:de:78:a4:7a:01:71:02:3c:b7:50:1d 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=www.brainwit.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:0c:c9:e9:06:97:1f:de:78:a4:7a:01:71:02:3c:b7:50:1dSerial Number (int): 265688630964320581354841695691303978225693
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: c4:6f:ff:a7:10:8b:de:b7:24:c5:e9:3a:77:0d:49:c4:7d:bd:c2:eb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ed:8e:96:a4:33:7d:d1:b6:49:2b:27:1f:bd:98:21:a5:e7:f6:f2:84
Fingerprint (sha256): 20:9a:46:24:ba:a1:da:0b:a6:b3:77:3c:b2:70:07:ca:9b:0b:47:95:f9:e2:1b:97:6d:f1:5d:f4:3c:4a:f6:2e
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.brainwit.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.brainwit.com
Other certificates including the domain name brainwit.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.brainwit.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGVzCCBT+gAwIBAgISAwzJ6QaXH954pHoBcQI8t1AdMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTIwNDI3NDlaFw0y MDAzMTEwNDI3NDlaMBsxGTAXBgNVBAMTEHd3dy5icmFpbndpdC5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC3PONu1UsiDw7HVR0uFhSW7apxZ9UV CzwyyQrQXptuPhZfuYFcbE38acygip9a7hYKqCjbZ1St9/F2Eh6UAgCQFipp+asD RoRoxXSxYPkypdImJ9Lm8Hs4pr/3iE57Q4P5M3pqeCudG4IAkKM+RY7ZG40QdObY 4B9Jc2RgNWVLAj4o6QdkeRrYwcldWU2P4Etq+VhSMWQdKcT1B7IUzdJgZQeGLXoL zRprmNnn0pxazbKPouFNDgXzGJ++iYhXIBF9mMQBwrkPlGjJEEz/oOf4e4LUX18G ffaOxvtha/OktLRcNbx3o5MpUYIOGUEck0bFx9BeE1CWpLKiVMoxozZyI41X6ulW 1HMcf7q7mp8wS8zLMVJunhU1+3dOumTZtjDtGqtEWO9FkBfsLAEpiNd448zztYv/ Pjr0ac+Fc7dz9ZiNVrT0OLhQE5osqLC74j7ciE6810KRi0iv645p5Pk15b8zJv2T 5QtAUqJJdFVJc1a5p5CQxnNDEWaE0HYLHyazc9b7rOQGbvx+SWO8chJlOutk0l/S 88yk74GIzwQaG6i2s1b7Pn8JPDTC+xypzQPpF8X0t7170JynIsrE4KTb2bAY9cMj 1pWxeyhsrtPIo3Z98Vc33Oj0F9/xYNAYQG0xLn0kq46sRBzzAPuriYhF7lDVCk1O rK7Gaflg9k4UaQIDAQABo4ICZDCCAmAwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTE b/+nEIvetyTF6Tp3DUnEfb3C6zAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy5icmFpbndpdC5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQC BIH0BIHxAO8AdgDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAW74 k9o8AAAEAwBHMEUCIQCdSx/KWjb9sHg9naImvvkLiWBPZdxhMNeAxQiN49apxQIg M7QwbjYwespjK7JJHV7nCQaETIVfCK1bAZii1+J04u8AdQAHt1wb5X1o//Gwxh0j Fce65ld8V5S3au68YToaadOiHAAAAW74k9pjAAAEAwBGMEQCIBm1mONBVYgw22rK 4f3+0oCajLHdgg14B/GjRYn7J9drAiBQJMuX1rXaCdi3KtAKT/Go10hTsIhvP5eR bwgjGnZ52TANBgkqhkiG9w0BAQsFAAOCAQEANbPQJOWepZX9e2N417Z7ejWMtz/w Oylf8V2anPt3MdN1MfHIJ5kS6/BUNw4ZwRm7WiXx0p/BC8/3TisAZ/bKlvkv39so zaca8sAagKzRQbWDs4HWnMcrhCYJNG+nouDgORNBu+aObgk9T0Gez5FIjA03mw2U gXdBf1btdUUlCneaUvjtunokZ/PKCW9ZuQGC4+mtUs5YYbo+6sFG5Nd+RgXvGeq+ sR/Mp6LvVAw1tBaH25qTctFI3XqAEqeRsnoXhs/nVQCaV/CQFo+mpWZCGXbjNwz5 1z3ufl27/i9NPMKjicx8iowYLOEWowz0o6p8YKpQfBz8PXBTCtH31NHqCw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtzzjbtVLIg8Ox1UdLhYU lu2qcWfVFQs8MskK0F6bbj4WX7mBXGxN/GnMoIqfWu4WCqgo22dUrffxdhIelAIA kBYqafmrA0aEaMV0sWD5MqXSJifS5vB7OKa/94hOe0OD+TN6angrnRuCAJCjPkWO 2RuNEHTm2OAfSXNkYDVlSwI+KOkHZHka2MHJXVlNj+BLavlYUjFkHSnE9QeyFM3S YGUHhi16C80aa5jZ59KcWs2yj6LhTQ4F8xifvomIVyARfZjEAcK5D5RoyRBM/6Dn +HuC1F9fBn32jsb7YWvzpLS0XDW8d6OTKVGCDhlBHJNGxcfQXhNQlqSyolTKMaM2 ciONV+rpVtRzHH+6u5qfMEvMyzFSbp4VNft3Trpk2bYw7RqrRFjvRZAX7CwBKYjX eOPM87WL/z469GnPhXO3c/WYjVa09Di4UBOaLKiwu+I+3IhOvNdCkYtIr+uOaeT5 NeW/Myb9k+ULQFKiSXRVSXNWuaeQkMZzQxFmhNB2Cx8ms3PW+6zkBm78fkljvHIS ZTrrZNJf0vPMpO+BiM8EGhuotrNW+z5/CTw0wvscqc0D6RfF9Le9e9CcpyLKxOCk 29mwGPXDI9aVsXsobK7TyKN2ffFXN9zo9Bff8WDQGEBtMS59JKuOrEQc8wD7q4mI Re5Q1QpNTqyuxmn5YPZOFGkCAwEAAQ== -----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 265688630964320581354841695691303978225693 . . . . . . . . [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 2019-12-12 04:27:49 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 04:27:49 +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 'www.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 747545188824177091004822018209863910559694118977823930833353840238109002756765758445688562796815710312526941511772292777417375050158658830958242057938701188433126930544155215450602994017587342126086921618030952112034991318890459783980450407576820783532302233276877470305266639652388745542397175443276345978253821762407374561575692178175504483643124023509412258104863898697191691979014270144201855398964472904297697337885329365308579936971322416393335267077872312660126215605576511452694761852463926526737407658817728672741431184709562620752917991479242099258804763141612973961734699023531076538390014907225842039299538886545541983024583699791253584395069484025469548890651981859470975067001033105617945261776446136348743467332486919506063300393279820854587375141068519046539336090029539220939789482210410117332230696815175648488982575747245321288858918546040992310386464122828762115716226432274820290889183909891234950597302941921281477674351583869459738706447192576750402203190863570390909416161691994597558410110018648254920782063650095298196756577541441073041225643647339007614356131361844778897029026827739326321377509253919944026492528039790589173302791291593792808494746701704325270406562908297897106293189951803516033174475881 . . . . . . . . . . . . . . . . . . . . [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) c46fffa7108bdeb724c5e93a770d49c47dbdc2eb . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef893da3c00000403004730450221009d4b1fca5a36fdb0783d9da226bef90b89604f65dc6130d780c5088de3d6a9c5022033b4306e36307aca632bb2491d5ee70906844c855f08ad5b0198a2d7e274e2ef00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef893da630000040300463044022019b598e341558830db6acae1fdfed2809a8cb1dd820d7807f1a34589fb27d76b02205024cb97d6b5da09d8b72ad00a4ff1a8d74853b0886f3f97916f08231a7679d9 . . . . [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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