DV SSL/TLS Certificate for *.brezilya.org

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the *.brezilya.org DV SSL/TLS Certificate

This certificate with serial number 06:86:44:73:c0:78:85:9d:90:a6:e0:89:8f:81:fa:89:70:a7 for *.brezilya.org was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for *.brezilya.org provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:86:44:73:c0:78:85:9d:90:a6:e0:89:8f:81:fa:89:70:a7
Serial Number (int): 568362541279590715161961807268637601001639
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 56:0a:aa:3e:d7:21:b6:80:86:3c:85:66:4f:30:73:79:41:44:44:01
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): ee:09:00:3c:fb:e8:15:6d:9e:e5:c2:6c:2b:af:43:d4:fa:07:e4:0d
Fingerprint (SHA-256): dd:ce:03:d3:15:d8:a8:17:d1:6b:b5:b8:42:27:a6:84:21:e9:50:95:1d:76:b5:c4:54:24:ce:ed:20:5d:39:54

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/40.crl

Check the revocation status for certificate *.brezilya.org
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for *.brezilya.org

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for *.brezilya.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3tCBTOL7c5m+6H69e5BP
BY3fm3qlk6hZQQ22wC6nq6HXNqaJdOQ1r+t+RPZqfLB8YIOs1SO3R5Efto/GtcFZ
4KBi9lwegEakdDBdzYGH50Mzt5hAFZhuFfouj1k42P0XEO3t53BqOs0+Y+ruqpfh
N+R1quLx+CJN6H1o2dGt0i2ypU5P1xXPyj9DOXzG5pV7+iHxFPWxABPmwDbkw3gh
pSOrPEuiiTvxoiB0mdFzagtTBlmgsb5LmKZJ8Z/hSq4qGaELuCB/1pDPiFI6O08L
DlGU+tdviN+E2zrghaIThWzc2rH0q2SxRcQhz29sVKjZNldk+n8QuPg0ILJfcYdL
IQIDAQAB
-----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 568362541279590715161961807268637601001639
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-21 00:03:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-19 00:03:27 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '*.brezilya.org'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 28127721389208074234376200521329572916740912589894226855946359128365646764378428345511697508635039508837426060118075317418491462207306563971167171426016407996029583159418537036877987169420382205271046801705281133024539050865198574242916991512745295660454549063656174134707743527065134295123883385333187132768917987482529877063803319973722562954389157485028898655021913445150252199714673993333112667357488594941446537796599506315073337535958051487813672795720607261702221297142324619913714328487058798924833216805716621931499863110706030500702146237128242772565252871003493318111044151704009747314526092470763974511393
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							560aaa3ed721b680863c85664f30737941444401
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.brezilya.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brezilya.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/40.crl'
 . . . . . . . . . . . . . . . . [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)
							00f0007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196f05c8ac50000040300473045022026d40b1034098676269c18b5c711ab91586eae680bf2645c55ce304ec1ceb0af022100b96b770906e9a1eed50ca2c0416de252b8b196d7618b3840a67f3588892f263a007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a00000196f05c8af900000403004730450221009ac4e8881a7296ef450aad78a448b1d14f0f49e9ca07785703e6320fd91dd8d5022015636da630eb2542845a03a02fe9aa36d3c733c71db0663f4306e504f301fd4f
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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