DV SSL/TLS Certificate for escolacigarrinha.com.br

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the escolacigarrinha.com.br DV SSL/TLS Certificate

This certificate with serial number 05:ed:89:78:52:b5:fc:52:32:85:69:20:33:bf:b0:b5:62:ad for escolacigarrinha.com.br 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 escolacigarrinha.com.br 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): 05:ed:89:78:52:b5:fc:52:32:85:69:20:33:bf:b0:b5:62:ad
Serial Number (int): 516391079607685181235332848142584586265261
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: e6:01:f4:ce:4f:a2:d1:4c:38:b0:9e:51:16:e7:56:4f:53:e1:b1:46
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): be:f9:c6:e8:f3:cd:29:62:6a:35:da:be:6c:73:a7:d0:54:d2:4f:9b
Fingerprint (SHA-256): 14:a3:8f:63:26:d3:3d:85:8d:63:ec:1c:b7:aa:c5:59:72:14:ee:dd:e2:ce:0a:7c:e1:b2:da:33:9c:ff:77:e5

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/46.crl

Check the revocation status for certificate escolacigarrinha.com.br
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for escolacigarrinha.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for escolacigarrinha.com.br in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3dmT30y8yVffij575jch
5noySZuuAdA02v3C+TRqD5K7RQVS6bIux2h3rjBHBXlLEVZ64jSVAEluIcXzs9Tb
rP5Vlsrw1iC8hGCD89rYhgFNChtSW1/pCU308pNtFGi32UpReKjExNfLYlgSnyOn
qh5VCy7UE88GwEn5aJygCt5eUBQDl22bAW2ZQ9DJBk7LGP1QFyGffopmdwZlOSzA
eyVeHvHo2u+oskYTIpzomfu3qPXslw6Rs1haXtHGYImSy1/LxiRI//8CETqBrLli
hu94VJmutpnARLLfTlWBsTrPdVkHbop0l/buygcVOuioIDZ7CXfQsu24Ol9ZxdUV
1wIDAQAB
-----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 516391079607685181235332848142584586265261
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-07-11 14:06:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-09 14:06:02 +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:19|false] PrintableString 'escolacigarrinha.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
 . . . . . . . . . . . . . . . . [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 28005956923706200204106853484073299697104689810298691333877320494174636939000982283381177249355680051413872314027007364297925458451197183287221539896455383894862557598064725100830352183850128435821951166653088876825322636861134296002722809167257223371671720497567028045406900460041559302362347341291299225569753500281637281951454064734852818932386702977379653382796157710726185808290019605639860826572046516199042891962401900451083253005485145803291825388996818221314580950886672191434613879579528660071924204407809210932547436276635489393366049113086314151174839963409359034813296929050864712640228969778235816875479
 . . . . . . . . . . . . . . . . . . . . [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)
							e601f4ce4fa2d14c38b09e5116e7564f53e1b146
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (54 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.escolacigarrinha.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'escolacigarrinha.com.br'
 . . . . . . . . . . . . . . . . [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://r11.c.lencr.org/46.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197fa044d6e0000040300483046022100a539eb187b4ee0b2cfbf5249513c698a184db2a6556a3e2cf9c4f82b40c68de3022100d6eca426f11853a3f7118bce85f9818ef100d5c051a87fef0f19a669a5b80f9f0076001a04ff49d0541d40aff6a0c3bff1d8c4672f4eecee234068986b17402edc897d00000197fa0445fe0000040300473045022016bb49072bbd3e4c65c7013c0832188bbe77187f35da0faae17aacceaa85d2cf022100f2e2e956dd0396b3fd503acf3cebe81ed5808ca8548edcf6e6aa69e0a2af3c6f
 . . . . [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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