comschool.com.br

Issued by R11

About this certificate

This digital certificate with serial number 04:de:c2:1b:9b:b6:26:c6:12:a1:06:4c:53:c5:6d:6d:59:bc was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=comschool.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:de:c2:1b:9b:b6:26:c6:12:a1:06:4c:53:c5:6d:6d:59:bc
Serial Number (int): 424249842764891793624317566033406267840956
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1c:e1:00:7f:5b:52:40:81:8e:30:e3:a0:9c:02:0e:76:f0:ff:a9:c1
AuthorityKeyId: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (sha1): 91:d4:cf:39:d8:32:1e:f4:71:84:d5:19:10:fa:df:2f:4a:12:8c:ad
Fingerprint (sha256): 53:00:1c:d4:8f:8f:72:55:d2:d7:fb:0d:4f:66:76:42:bc:1e:33:ea:53:78:62:5f:55:fe:9c:c6:29:72:ff:e3

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

Revocation information

OCSP Server: http://r11.o.lencr.org

Check the revocation status for certificate comschool.com.br

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for comschool.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

comschool.com.br
www.comschool.com.br

Other certificates including the domain name comschool.com.br

(limited to 100 certificates)
www.comschool.com.br
jobs.dingoblubooks.com
blog.comschool.com.br
events.royalcoffee.com
ead.comschool.com.br
comschool.com.br
careers.snapblocs.com
blog.comschool.com.br
careers.sath.com
chat.globalalarms.ae
news.comschool.com.br
events.royalcoffee.com
careers.puulsemarketing.com
careers.sath.com
jobs.dingoblubooks.com
career.rishiimmigration.ca
empregos.comschool.com.br
careers.sciflare.com
careers.puulsemarketing.com
conteudo.comschool.com.br
lp.comschool.com.br
www.smcommerce.com.br
comschool.com.br
certificados.comschool.com.br
careers.snapblocs.com
news.comschool.com.br
careers.edmingle.com
events.royalcoffee.com
certificados.comschool.com.br
i.comschool.com.br
careers.snapblocs.com
jobs.dingoblubooks.com
careers.snapblocs.com
www.comschool.com.br
www.dinorg.info
www.smcommerce.com.br
news.comschool.com.br
certificados.comschool.com.br
blog.comschool.com.br
news.comschool.com.br
careers.snapblocs.com
careers.snapblocs.com
blog.comschool.com.br
careers.oshricohen.me
comschool.com.br
careers.kaddentalstaffing.com
certificados.comschool.com.br
chat.globalalarms.ae
chat.globalalarms.ae
conteudo.comschool.com.br
careers.edmingle.com
webdisk.comschool.com.br
attend.ksig.org
classroom.novallier.com
careers.itseasyco.com
charting.pipflip.com
www.comschool.com.br
careers.bettersocialbranding.com
lp.comschool.com.br
news.comschool.com.br
www.dinorg.info
careers.oshricohen.me
careers.californiakidsfun.com
careers.yakkaservices.com
www.comschool.com.br
comschool.com.br
careers.bettersocialbranding.com
comschool.com.br
webdisk.comschool.com.br
certificados.comschool.com.br
jobs.jobskills.center
i.comschool.com.br
careers.snapblocs.com
webdisk.comschool.com.br
news.comschool.com.br
www.comschool.com.br
comschool.com.br
careers.californiakidsfun.com
www.comschool.com.br
www.smcommerce.com.br
blog.comschool.com.br
jobs.binaryic.com
events.royalcoffee.com
careers.alzadfoods.com
careers.snapblocs.com
commschool.comschool.com.br
careers.oshricohen.me
jobs.conseqta.com
careers.snapblocs.com
vacantes.corporiz.com
certificados.comschool.com.br
empleos.clinicadeladultomayor.com
chat.globalalarms.ae
career.energyabsolute.co.th
www.smcommerce.com.br
comschool.com.br
www.comschool.com.br
careers.tracxn.com
blog.comschool.com.br
comschool.com.br

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArCoN2jc1AGsmnd97+75D
jG4uaBse1FpSZ+GXH+g40+7DyVq9Qx2ItZfnxX+5HAVNh68BTK62SmT+2wC8/6Ki
HQOzhThhzNRK+8TrwuS+9WOX/bjTm1LmWOV68Gr3VatAvPF1wLAQGmgiId+Iwiij
DJGjsn1G14rDtxVNfno6XXwBh4TwWXhvI03geiTKAI6WzMwIki6MBdvl2H5Or8lZ
wI8dGs3hn3t9iDOU5kPSQgEI3sUE97x9FKwbeGPG3AIZFxdWi7hH/Tn2rW2/R8UW
lv2MDQ3DWO1n3ZPPyTLXJiK4c7TeHXUmJyuCucSTFlIyhSXH5zP+vm5JIRWMSUM4
bwIDAQAB
-----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 424249842764891793624317566033406267840956
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-23 06:10:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-21 06:10:23 +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 'comschool.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 21733726109177775174244172667673478626503852102816185744971727908362961027661977756158255000200628413345737774201712503989911301743790069843937415715031820902092354224296576766863443024124431234472542573867025091281023789587178050677878566229624751025850765214798050322435914388680337334849351037570342890917667739203366689076056003046039699265612687287884467811652026653557896172257220531757555331741302566964922503806046820849609855757834501533236573841683078401757220061088441497651526419345836232825603427286268641116292430654417592192916020544859836172562523975626387704314491702737095590874163685101147976317039
 . . . . . . . . . . . . . . . . . . . . [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)
							1ce1007f5b5240818e30e3a09c020e76f0ffa9c1
 . . . . . . . . . . . . . . . . [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 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 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (75 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://r11.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://r11.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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'comschool.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.comschool.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000019043ee89f400000403004730450220113061c6f9d7b33d62ab23997579b87d436c939f514e73c935bc97da8a988ce4022100db5ea253464d340f96076877bde4d3b8cf7761dc9ea5ba45b03605678ada10c80077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000019043ee89f00000040300483046022100e2bc773c509b1393b9448f15f5da485d9d5eba46149f73b94fb33c6412994805022100838d857af0da7e69f880a961ca9f76372c2f8d0ca29f2d04c55ea86e487b9f34
 . . . . [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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