coopersystem.com.br

Issued by R3

About this certificate

This digital certificate with serial number 03:6d:ae:f6:6e:da:79:30:ae:f8:0e:da:c8:df:be:53:68:e2 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=coopersystem.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6d:ae:f6:6e:da:79:30:ae:f8:0e:da:c8:df:be:53:68:e2
Serial Number (int): 298660201014331109757550139071675782883554
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 44:74:07:ae:d7:c6:43:0b:e5:bc:56:6c:fc:77:38:b9:09:d3:52:0a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 83:1a:73:62:b0:c2:58:07:b0:03:2c:3b:a6:16:6d:b7:61:76:80:ea
Fingerprint (sha256): f0:d7:cd:90:17:ea:9e:cd:fc:1a:ed:e3:fd:e7:cd:08:d4:c8:f4:ac:af:28:c1:16:7e:fa:1d:9e:59:52:00:2b

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

Revocation information

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

Check the revocation status for certificate coopersystem.com.br

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for coopersystem.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

coopersystem.com.br

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app.rytr.in
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www.dashboard.netradar.com
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assembleia.coopersystem.com.br
biopred.app
codememory.xyz
web-campanha.coopersystem.com.br
equip.coopersystem.com.br
mainframe-campanha.coopersystem.com.br
csu.edu.mn
redes-campanha.coopersystem.com.br
uji.halimlab.com
www.bikesrental.amsterdam
web-campanha.coopersystem.com.br
www.imkind.in
reports.albumhealth.com
mobile-campanha.coopersystem.com.br
aniversario.coopersystem.com.br
app.yzon.com.br
coopersystem.com.br
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mainframe-campanha.coopersystem.com.br
dev-dashboard.rele.ai
www.kaxi.app
mysense.co
mittidrettslag.no
www.hashtracker.app
*.coopersystem.com.br
prj.beapnow.com
web-campanha.coopersystem.com.br
coopersystem.com.br
admin.bizprinty.com
mainframe-campanha.coopersystem.com.br
mlabelmedia.com
www.explicadorvirtual.com.br
coopmail.coopersystem.com.br
dev.uba.abrapa.coopersystem.com.br
importador-tarefas-genti.coopersystem.com.br
webmail.coopersystem.com.br
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api.homolog.walletos.app
live.coopersystem.com.br
coopmail.coopersystem.com.br
redes-campanha.coopersystem.com.br
redes-campanha.coopersystem.com.br

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAovY29lZ8iuSjtO6ng3vO
rdSCtMv7oF7pYXvEdPMvK/f8vvw00U3gYh3gxTr+5LZ2z464rOU7Sf07a/P+ZhOT
2pm26Z04PlAyBCgEE+f8SJZMjjoM0AGQrsIX3nVKrEzGVHfah2VOkMyyh9nPyYX3
vX2HTOF46zCxTkp5IgaA/OohiKS7QIFD+RWljfWKJLDQCDOGXqR6dzywVLL4LTUk
PN4wrO8yym+JKYgqFZ5RLOqmjc4reaEzUK0D101ZREtE0awRmj4MxSC/LVXteC/S
v3k5MF6MT+Jm5/br7eydDJlHup38bE62pEzXbuTdfxzu2oV1r0AaF29tM4buPiA6
JQIDAQAB
-----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 298660201014331109757550139071675782883554
 . . . . . . . . [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 2024-02-28 07:35:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-28 07:35:14 +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 'coopersystem.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 20572018396379638825549720638954584512954404734245482879655274215760569107319023302963192197433946945758149209577387911570269783389183350250528177461336266083292402442899766837599569513567167186211771080879258921507262016369780397964205780608201601520591344719744787410432020144320759945475061903410160835985182171542983840785165977292686290350702861915061931650611213913103774868880048713613514723751417492604815540852885174502201865642991637715890842228762152028986722812750384010459267755885732888012230811588976939335000947526182117718206771826795751252414135964229624545479607254842876248732384037159345131108901
 . . . . . . . . . . . . . . . . . . . . [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)
							447407aed7c6430be5bc566cfc7738b909d3520a
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coopersystem.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018deeda86310000040300463044022079b8a126a7c5f55f063a353923421121dcb36d9ba2ed0e5077ee55c2af0b65c50220181c3e8a1cb44079a40662a4cc8fec052583be56f6cf0b33bc16ef7598d60078007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018deeda869400000403004730450221009f6b0738afb3e1cf848a2d3d4dace8eac94d093128931e346f1de9e0c6084cce02207728a145ff1eb4f56dacdc1f8a1ec140c9d5abadbb9b21eab524298c7fc284a9
 . . . . [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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