plainbrain.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7f:11:8c:9f:72:39:42:ff:33:fa:35:01:06:f2:15:13:56 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=plainbrain.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7f:11:8c:9f:72:39:42:ff:33:fa:35:01:06:f2:15:13:56
Serial Number (int): 304576045425681322392495542165994521039702
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5d:53:54:3d:45:33:7a:9c:0b:e1:e3:af:22:ae:46:01:1e:2e:26:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3a:4b:77:71:b3:b5:03:82:0f:7d:26:43:fc:79:46:ea:4e:4f:1a:cf
Fingerprint (sha256): 7d:a9:00:bd:13:06:a9:ea:6c:b8:20:83:00:5d:10:83:e5:5b:f6:91:fc:0d:62:a7:76:b3:19:15:5f:fe:b4:1f

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 plainbrain.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for plainbrain.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

plainbrain.com

Other certificates including the domain name plainbrain.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGVDCCBTygAwIBAgISA38RjJ9yOUL/M/o1AQbyFRNWMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMjEwODI3MjVaFw0y
MDA2MTkwODI3MjVaMBkxFzAVBgNVBAMTDnBsYWluYnJhaW4uY29tMIICIjANBgkq
hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1jx6+6LRCvIn6SQyPfUVZk7MgJbchEdm
MSUkafJvwjm0JLhyYLy+wDcPUXOlFXn78ljz+Md7wwKjBNkDT/Xli9HLfpnifOaR
fQAQz1c2IRY7BMxYjiDxJdvb8lKWW2PJiPA+mzKsLEevXt23+7s/v+nyRmYlyb7T
UfxK4xDEZYTTosO/CWS2948zPX1kzln9Sv35ZUfVEIc2ymseHRX5yTS2DP4BQVue
JzlC36sLJcJYasNotbrQRjr1nD3ZwS8MAFYJaKvsukDoxf2cVf+3WQ9qjc/YzdNv
NUReI1STXDC1BUogE6dFhU5OUE/WPdcsc380V3vSB8wi0hqjljKWDGgkgrh3TYIV
buM4VT2c/HW0SX9jT9/LWzNzXLpzBI+lEzjYftRtPbtX9sXTlcpxRmoLGxE0ybt2
mk3fICu1WSkyQcL6z9mnG/6ZwQSaw15RFKp/Q56vn4gKqwywQeirXb6r5Xb5jjNG
q+eiZ/P7T2rXZoD/GRxSKr6ZgFuvW699ZzedJ4TdaIHET1bARK2l3GM7feaUwqog
wnDh8ue2qvAOwPbs5KuDaraFHz/ztCIIp7uHukYDd5gSJjrfVFi/gkHXzHS2yjFp
oCbc6mw3NgmEACdmxDwXLAgqnKPJ7onibLxJhNd6uiEoTrmYVUnWRVBmBXWg22EF
YmuWoBYeEHMCAwEAAaOCAmMwggJfMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU
BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUXVNU
PUUzepwL4eOvIq5GAR4uJvcwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo
7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnLzAZBgNVHREEEjAQgg5wbGFpbmJyYWluLmNvbTBM
BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB
FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUE
gfIA8AB2APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAABcPxrJYQA
AAQDAEcwRQIhAOcGw9yfdn/Uv4qB0oxlIyHbNDhLDRoIQaXyYkWuvF8yAiAoStK4
GtD0M7rrjX+IBpyCIuCHpWvoAeICia0ZSB3mgQB2ALIeBcyLos2KIE6HZvkruYol
IGdr2vpw57JJUy3vi5BeAAABcPxrJYAAAAQDAEcwRQIhAN0te4TEvBnW273buNBn
OfZM//e/PXv8drAsZIbO2p63AiBRfXMbdfC9PV2tn+QjwHu4/alrD1n9lvqtHDnz
J6Hf8zANBgkqhkiG9w0BAQsFAAOCAQEActvHD8thXQVbPldDjfEFow64tlkXVFqc
m+6XX3qCclsqQcHLHF+JG7fWjyWY4HesEpP8TpAiudsPa7pXOIy3+0NZCq5Qsl+i
73BpctF7BCDfC4OefeH3ZDWfWe6GJDP1Ja8JNmi0JOGhPkXN+aRDVdhQHqaZOJfF
AaYQPrvDjnFBzhkBEorEIygnixL7YUT7SYMAJnHf6ZHfuYzTJGa2fGN9pRAcd5sV
6GlzczQRN1lYlBnVDHBXbM0ycdqXEhm+Cl+MuDqpFfHM3GSpXNyP75Zi98vzyQoD
SANPBUDamodYihSxCWLOlM8d6FRfEOV0VYWhWDhRVnv/4I4dw9aJ0Q==
-----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 304576045425681322392495542165994521039702
 . . . . . . . . [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 2020-03-21 08:27:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-19 08:27:25 +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 'plainbrain.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 874007652876253597518725172379504591852807158304893367675419253778836603639921932067571211409471840952021935277038620823307155962241488335848109878745573678377915333594336216028235184526627681956839345357262386855192751458570578862931340774178824958150959668266706177079786075183198076448514083560851676035240912607637438100348752960481737870902257917157040684763724445348443015237740974157218591327722798998873098807966556930621503890558237436616140881884627160272633997940328365038180624172869695275610645284000747407685066135444507447258894908490916174192654243073519837989726124877748122343042239607154261782286608894273810022084513018609345342927978247720685407892636605187353927085503309870832587482387855434167873776653826977913445125075378712250141125765135244307563286425075524197049391337278580627860146652893045814347200136621289410381705655571921079361444941270581633448486244034386118694708909969195569699610124660776484720755866633347931294880859265674669224394835954467037170796774756147324421680631746630573556869540285649100563301531467361758157150826874734061145243252955850581301211932248256186497399637355967026363069085901498116108425067696068097926081754907421944222002453059040594597730841993023389690968805491
 . . . . . . . . . . . . . . . . . . . . [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)
							5d53543d45337a9c0be1e3af22ae46011e2e26f7
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'plainbrain.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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170fc6b25840000040300473045022100e706c3dc9f767fd4bf8a81d28c652321db34384b0d1a0841a5f26245aebc5f320220284ad2b81ad0f433baeb8d7f88069c8222e087a56be801e20289ad19481de681007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170fc6b25800000040300473045022100dd2d7b84c4bc19d6dbbddbb8d06739f64cfff7bf3d7bfc76b02c6486ceda9eb70220517d731b75f0bd3d5dad9fe423c07bb8fda96b0f59fd96faad1c39f327a1dff3
 . . . . [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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