arquia.com.br

Issued by R3

About this certificate

This digital certificate with serial number 03:43:d4:04:f8:82:c9:81:7d:c5:a5:e2:ff:38:a7:ac:f7:86 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=arquia.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:43:d4:04:f8:82:c9:81:7d:c5:a5:e2:ff:38:a7:ac:f7:86
Serial Number (int): 284417598523677059161099140434553681540998
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9c:77:4e:f5:6a:ac:ab:ca:9e:a5:37:36:89:d6:b6:5f:6a:37:ae:9d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7b:d5:9d:52:49:60:5d:4d:e8:e8:8f:0a:61:b0:17:b8:3b:64:e4:32
Fingerprint (sha256): a3:3c:8f:59:02:0e:d3:cd:ab:72:46:d1:87:64:8f:86:46:58:f7:18:7e:13:cd:82:ef:5b:36:48:b7:f5:1f:ac

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

Revocation information

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

Check the revocation status for certificate arquia.com.br

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for arquia.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

arquia.com.br

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arquia.com.br

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2YbzZvmY0PoK3RxbjOjz
HEgLk6Qv2sfEfouAKuJTsnflySAAargj/u8lYNxAPXYMTjEjeFo41+TcgfYtLa2J
k5Yz2kMcwfB6pVF0wJ0k16k93+75XiQc7vVf5fY++6t5+q+k+5zjVlv+X3tKn+fv
XGSq3asOGPl6X2d6C4+S0VGghcX0l5cWQxaPa+5Nh6BeARptBKyIPoXT3xcrtT+g
9iSZTza89/m5s+ckICNk87svhYy+k38FbhR0sg63U2bb5d3uBfX1QOBycX6QN8W8
8d1je1P86DGC3t9XZal2hwjFjDMf0G6RWJTspMOndrNX9oC/OliNWq8m6vR8VVMo
4QIDAQAB
-----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 284417598523677059161099140434553681540998
 . . . . . . . . [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 2023-10-21 15:54:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-19 15:54:43 +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 'arquia.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 27460258892425394626810814518757551178932607478891918011662797321807404822348778994455515258014026740157753758854561790300437024930420024691098517108125704489648604769877214808652231234575127760817073410026420836680022900789494576535956703659979828556277130172115898294639206559582039661157980882429795360895749158372109948198420959685362818437360730496979324048432547830607368579907277540721279343398284281766222346977247531863589195959608138675723100632856445278848729038325930894089045569623517739032827859516972060149495536484382525877154567885413669738524222371245006182389215413813538993272705074723649888659681
 . . . . . . . . . . . . . . . . . . . . [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)
							9c774ef56aacabca9ea5373689d6b65f6a37ae9d
 . . . . . . . . . . . . . . . . [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 'arquia.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b532918be0000040300483046022100bd48ba8d37a49f6d64bac32b422568e71d4273637f29fb11c09c63a9f0b2fa6d022100b157b9e9c45954f781a5df2db61039ebc241d62657cb48fdd816efe1cc743854007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b532918bb0000040300483046022100e85e84dcd8ed86df51fe33b6aaaea991dac6587161d0b9138432f84508ec4f2b022100a47dae0dc38a7f95e3944a68577ba13510cf0d8df4e69b530d343e64a78d4301
 . . . . [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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