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:b8:e7:09:94:14:47:e2:7c:13:ad:f5:15:23:a9:9a:1e:4e 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:b8:e7:09:94:14:47:e2:7c:13:ad:f5:15:23:a9:9a:1e:4e
Serial Number (int): 498480486573355384720071386349254653648462
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: d6:96:37:92:34:84:a1:e3:4e:06:ec:56:35:11:2d:f6:c8:a5:10:00
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): c8:ed:fc:d8:18:8f:8f:50:c3:5e:ab:b7:d9:a9:bb:9e:ed:25:d4:1e
Fingerprint (SHA-256): ba:24:ce:33:3f:4e:95:7b:f2:0d:ed:7c:24:00:2d:92:b1:6c:6e:41:a9:29:85:ec:58:31:ce:91:f5:c8:57:45

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/79.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
Key Encipherment
Digital Signature
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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxgtLOWR+FNAPIXgBYp+v
XU7NIsosgTKtXUz9Ws4uVbO7G2k+7RzhO5L/33/D0to1YaIQKhpELmnfGxJyQ2ZH
50nnjvb53fSsJ+6vshgdFjZkZrUyn0yz5npDCdOb4W3ItmpcOeHkWrzHh/5x8R+k
RCctqgZ7Ce6EqhINEzlMjXZXbCEOHthRktxIvGT9Miwwxa/H9hLQa8KX4EXGXciR
jbrRs5+xoj9jxyXQ44GUmgYeJpgHcv+MTiR1lKv6y1XkW0fdx6BpFgi1vChMJh4N
ipupmSUmwqibAofYH7jsStihewr7xKjbAbWoQJRvv0m4ek3Poug1IStNvYXw5k2x
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 498480486573355384720071386349254653648462
 . . . . . . . . [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 2025-05-11 14:07:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-09 14:07:47 +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 25000753585565030748425001163037116596684267903527281103333132248391682031897197149236919213641921495177042468581043592969386490134398404921126519290061461420438199810589741882922068288782854046392349775985792925122974364981152326352103453535262534588064330096850173610244171701960573703479044277500954306820597255772886559424648875130738962654979743622016267969563650219843420259495799905830751764604664804596103544637789009279727521573115631593561360860997260250309758476077173103735966466333106745336972004834687280075910172408695712935032937408392233079226082023345601575386532917100005305213217658555948757529037
 . . . . . . . . . . . . . . . . . . . . [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)
							d69637923484a1e34e06ec5635112df6c8a51000
 . . . . . . . . . . . . . . . . [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/79.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)
							00f000770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000196bfe1f40d000004030048304602210080a7e2d7b69f9cfb53a0c58c865c01205d11b5ea3d45c6b6453c19e1761181a6022100de4f128a1d001b419a4a48cc83147b343cc635e30f450d030de1d9641b084aa70075001a04ff49d0541d40aff6a0c3bff1d8c4672f4eecee234068986b17402edc897d00000196bfe1f7410000040300463044022065fddf586f0bbe87f67da3bc7d79fd5294ec120081ee756e768cef2ca400f7570220066d435acfd8d83d9c86981a6956da4ee256666810c160f959424d6cdef1d580
 . . . . [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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