neuropunk.app

Issued by R3

About this certificate

This digital certificate with serial number 04:d9:89:da:1a:56:45:89:d0:32:a3:cd:5b:13:33:0b:3a:4f 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:
  • 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=neuropunk.app

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d9:89:da:1a:56:45:89:d0:32:a3:cd:5b:13:33:0b:3a:4f
Serial Number (int): 422473654039200119967930221938802894256719
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f7:3f:48:d7:b4:29:ee:15:60:07:83:70:07:a3:57:74:22:8a:61:0c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0e:70:9f:bd:d0:5d:53:d6:22:be:c5:11:6f:a2:de:b5:c4:4b:0b:0d
Fingerprint (sha256): 0e:5d:4f:e6:82:35:93:7e:80:1a:43:46:2f:f6:e0:08:9c:ff:ca:45:62:b8:04:91:17:7e:f9:5d:e1:54:e0:f0

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate neuropunk.app

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for neuropunk.app

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

neuropunk.app

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app.etl-auditax.academy
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neuropunk.app
neuropunk.app
random.tokyo
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go.clientefisso.com

Certificate

The complete raw certificate details for neuropunk.app in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE6DCCA9CgAwIBAgISBNmJ2hpWRYnQMqPNWxMzCzpPMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMDQxOTI4MzdaFw0yNDA0MDMxOTI4MzZaMBgxFjAUBgNVBAMT
DW5ldXJvcHVuay5hcHAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDN
2i1QKT5HT4sNi9Dd3ojeOSsl06ISWLfzvw38zyB98/YZ6b9IbO4LVB5HUHPJwvmX
VgYG3TXUG/R/XcGzv1Je9U2N1B6m7R6l3Ixn0GhxpPqqFPnBQM1LOPOR0t0ocWdS
7CB4KQ2O2a64NRpDo/f/VuXsrpmjCjyWoA/taRDrTfswAE4fynb96lXHEG/M6ZVU
UH1K37lpS7Xf3deyxGCeKpY6Mn5b7XeyGyyvBQfrYtUJfalu5SFWkE+IvFOjaClk
muwcpij+bn28ePj3tMmGIcOGpdlsi05nyrKPU9kVAUbANEIacZm95OVW8A+S38Cg
LDjP15E1VamrI8BVRiHNAgMBAAGjggIQMIICDDAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFPc/SNe0Ke4VYAeDcAejV3QiimEMMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MBgGA1UdEQQRMA+CDW5ldXJvcHVuay5hcHAwEwYDVR0gBAwwCjAIBgZngQwBAgEw
ggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdwDuzdBk1dsazsVct520zROiModGfLzs
3sNRSFlGcR+1mwAAAYzWKd/eAAAEAwBIMEYCIQD1HbUiebdaw6i+TWqFDBSgBwIE
8pEreAj2Y//oVLKc3QIhAOaxA7oAiwHNQ4JHY8qJpCLdBKHktDA7IXeqNN05CF0e
AHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70ADS1yb+H61BcAAAGM1inhyQAABAMA
RzBFAiBKPoY2JmYZkZDACf76C0/wN5TT4zMU//jKgSxn87S/nQIhAIQdkfhha16r
UShUeh4zV4gZW9U2REBCB5Bifs/pTbDqMA0GCSqGSIb3DQEBCwUAA4IBAQBFA8e1
dATwZrLdY+v7YhyQdccd9vpu2Cu0GzxAsJBLgBiKA098y3qCNVYfOBDwOMTz5Jbc
sllmxgB6Ukz/q+uYiOVv6Wdnw60I9p8x/YtJw9XLqnsnSubvEY+zKJYB5WuqLQ2Z
SHmdPGwrWvhkKV0jugyGImrXb9pLGmwshZGOVffOlU5bhXlXMHjFf3zNr4T+9hDY
RWp1IWizdtR3XJEg0NbYChDspYjLfEcVKTkSIw8/7oO2TbV/zrEcx+s+n5AXZbI6
CVFmufXmVIX0ujOBfgd6rz4pwvxmgJMDnMkW5JmZzi7H3PNA/2Hp87MELBb8cMot
am6t3vfOpcpAPIev
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzdotUCk+R0+LDYvQ3d6I
3jkrJdOiEli3878N/M8gffP2Gem/SGzuC1QeR1BzycL5l1YGBt011Bv0f13Bs79S
XvVNjdQepu0epdyMZ9BocaT6qhT5wUDNSzjzkdLdKHFnUuwgeCkNjtmuuDUaQ6P3
/1bl7K6Zowo8lqAP7WkQ6037MABOH8p2/epVxxBvzOmVVFB9St+5aUu1393XssRg
niqWOjJ+W+13shssrwUH62LVCX2pbuUhVpBPiLxTo2gpZJrsHKYo/m59vHj497TJ
hiHDhqXZbItOZ8qyj1PZFQFGwDRCGnGZveTlVvAPkt/AoCw4z9eRNVWpqyPAVUYh
zQIDAQAB
-----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 422473654039200119967930221938802894256719
 . . . . . . . . [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 2024-01-04 19:28:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-03 19:28:36 +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 'neuropunk.app'
 . . . . . . . . [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 25986439608743070003172821919418522225716763389474454169199218528893286435743987620419667255494590275114221325242435278897895510843210532349300413859498153370860770519225519505020472244149459754793941556655317104193257359862378050870552640271219294356954901551223032387989167637197450703153301969860971430717439464748775172461122038379223185896382671896078763399072162592278127963198160502372220591452856954012210387044070890084167859785952412654560663922131453184944727126533959772199594946168916744986829941652571126197830216625199601867508942506489353395594389821588562649166112622995777357595226308527642995204557
 . . . . . . . . . . . . . . . . . . . . [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)
							f73f48d7b429ee156007837007a35774228a610c
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'neuropunk.app'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cd629dfde0000040300483046022100f51db52279b75ac3a8be4d6a850c14a0070204f2912b7808f663ffe854b29cdd022100e6b103ba008b01cd43824763ca89a422dd04a1e4b4303b2177aa34dd39085d1e0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cd629e1c9000004030047304502204a3e86362666199190c009fefa0b4ff03794d3e33314fff8ca812c67f3b4bf9d022100841d91f8616b5eab5128547a1e335788195bd5364440420790627ecfe94db0ea
 . . . . [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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