crispschools.org

Issued by R3

About this certificate

This digital certificate with serial number 04:86:b4:c1:fd:fc:b7:8a:8d:50:42:a2:53:f9:84:b7:95:5c 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=crispschools.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:86:b4:c1:fd:fc:b7:8a:8d:50:42:a2:53:f9:84:b7:95:5c
Serial Number (int): 394287249198453652702804645464260593816924
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 70:aa:b6:08:fd:b5:f1:8d:ee:e1:87:f7:1a:95:75:71:3f:bc:4a:6e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ed:e1:b5:e9:6f:d7:92:88:c6:48:ad:33:b9:c9:92:86:a6:97:2c:10
Fingerprint (sha256): 95:3c:ba:30:92:1c:3a:c5:4e:5d:66:4e:a9:ae:e3:66:51:06:1f:b9:cc:49:29:7f:e2:67:7c:6d:d3:34:94:4e

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

Revocation information

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

Check the revocation status for certificate crispschools.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for crispschools.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

crispschools.org

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admin.amschool.edu.sv
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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuke2IyRTYCxTeJhji7yo
f6+cOsXD1oKybcoSk9sEP76Eg7dIJbUo+kMuvC+IPEMhhO5FIRZ2trXCdtxjOXTP
6e+6b+EyAotSG4zPpiq9LtPjrLS09iGaIlN5Y0ErClxxiyl03RXxEHKJJGpSUb8P
4gv6UBq+IL+0VCqMZwsoy46iZIdUUcoR3dzeoYAZQNlYVdx6hHucsZqdK8lE1fXd
8UGQM2fScXKg6MQqCCO9TKjYEG3DEFP4ou5/lT92q1MUYGxzQbnO9F65RQ3nhFpx
kNSIyWQiyDJu2iL99zIjZ8tRVltkU+hZ9RXKHm2OV+rFlFYjhbhDB41GHwFFydT/
UwIDAQAB
-----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 394287249198453652702804645464260593816924
 . . . . . . . . [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 2023-09-23 22:35:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 22:35:34 +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 'crispschools.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 23515686969348559691787147123602652426650660290178051859841261156446301898598249716475034386975865272949638317692028176793343874478244920213916072388440085038919606196816818976374147842009079440733407465245148294201431407830886557389849089575317190896933979320589755033058879264166752559827763730864315215009631808036779386304421846086185533394583698855667369893777486635934526274176141856395497624305802491226135511869651102882718575406425098157347275535733369645066422989383839398947937767006599742691885023444277106055408715947014602009134724186513094789434079577286903349892824197118741328778163216316398621228883
 . . . . . . . . . . . . . . . . . . . . [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)
							70aab608fdb5f18deee187f71a9575713fbc4a6e
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'crispschools.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ac46607c8000004030046304402202bfd10ab4f049900375a9c4b218a3e10e73f4a627be0ebb190d0262008a214100220703485227b63268a1d365abe76fa1c58cadb79b959f3dbe4137369ff6280db66007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ac46607ff00000403004630440220732632bc33364efc590725db3fa3ace1f517ca71db99b642752dc34d50f7fad50220645a9bb5ca1f06ea78f3726dfa428438a68ce70ea8efadcc7cefcb97b1fc744a
 . . . . [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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