lisboncsd.org

Issued by R3

About this certificate

This digital certificate with serial number 03:bd:ac:36:77:8c:8b:c6:42:bd:69:b9:ec:4d:25:b3:6f:fc 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=lisboncsd.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:bd:ac:36:77:8c:8b:c6:42:bd:69:b9:ec:4d:25:b3:6f:fc
Serial Number (int): 325879135167385419630674374026709020405756
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cb:76:32:d2:3d:ac:e1:d5:5d:5d:cc:cd:73:c4:a5:87:32:9b:2f:22
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 95:14:df:02:7a:b6:7f:09:5b:1c:79:4d:36:30:07:10:6f:20:11:44
Fingerprint (sha256): 2e:77:cb:ee:ba:fd:f4:c4:d3:8c:fe:e2:78:60:2c:cc:ff:f1:2e:d0:d0:2d:0c:d5:4d:38:f4:9d:44:42:09:93

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

Revocation information

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

Check the revocation status for certificate lisboncsd.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lisboncsd.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

lisboncsd.org

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admin.olaclaremont.org
academiamaddox.com
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lisboncsd.org
admin.high.bridgeportisd.net
admin.edgewoodschools.com
academiamaddox.com
www.british.edu.mx
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admin.wsisd.com
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academiamaddox.com
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academiamaddox.com
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lisboncsd.org

Certificate

The complete raw certificate details for lisboncsd.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0IeQ4ImeUGTb3+NCaQ/H
w46WYTHSjNUhxlbV8cuCRFk7Dk8mRU0upt2KqQa/QNF/OxUPMWIHw/CVGytQzk9Q
qe+QFt4foxedX4wHtq2yRBsoySFvuqFc9uMMwgU2dpL3+qChyuLMwoycypYshTNB
ntObA1VrX3G+F1MCQVxr5wlJ/P6Rql5C3PZ19Ot/Ae9VrM1L0zuE+ffQdYCkSWgD
Gyvz4zBsGlxN/H9Ks0joqnG8BsBXNHJywv3m6MAd5AS5YaCGdTyV4NYSjmHvgUW1
TkU8QZVC/Q4OAbADGpbytMMUY6BbzivYJpt7KGLdseuFhF9HZ0IYpa6NMYddj/tW
qQIDAQAB
-----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 325879135167385419630674374026709020405756
 . . . . . . . . [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 2024-03-14 22:54:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-12 22:54:23 +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 'lisboncsd.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 (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 26324417482670807790106494977071914457538891338905377475425808497932007362390268279959971815356788841488657269191000594483302198819134448095295814320142263068447770241396229323572180628239228297199148658447574916460095578038875803901591550606755410749076286825048175155100047254935103683116063034588917600391698137007303657157359953747464806773154816285119628782169500933788359233264269758546389300688459751237295588165640427371617938578629002175798554775172809511711887431466140831508385365795492407205694782432339597228182292404029958249928110285551364468808896780889813775818676629633744039768070386351214245402281
 . . . . . . . . . . . . . . . . . . . . [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)
							cb7632d23dace1d55d5dcccd73c4a587329b2f22
 . . . . . . . . . . . . . . . . [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 'lisboncsd.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e3f636dcc0000040300483046022100f48305f49a54d6be073c4e1ba018258ae01dd618a83f4d6abc3e26512692eed9022100a1eb3c836d1e75e8f80288368a57086fde587f7f4e1b21fb3d6940930cb48061007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e3f636dcf0000040300473045022033c855f4763a63cb463e2e60d6371025481eb459d81ee5e6b300c603f2547f00022100b96bc6a8728d7061c817876b3b5dc352c3c857a8101f8e47eed8ec0a85278229
 . . . . [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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