skools.app

Issued by R10

About this certificate

This digital certificate with serial number 04:3f:e8:ca:88:b7:01:be:f8:6e:e5:6f:0f:d0:64:56:29:0e 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=skools.app

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:3f:e8:ca:88:b7:01:be:f8:6e:e5:6f:0f:d0:64:56:29:0e
Serial Number (int): 370196365354954634493228506287557100054798
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ce:07:c3:2e:6f:f3:31:db:97:04:1d:93:4f:61:2d:f9:2c:70:a2:66
AuthorityKeyId: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (sha1): 9a:bf:de:c3:7a:f7:f6:2c:86:53:db:0e:b3:d6:f3:52:88:2b:84:ca
Fingerprint (sha256): 83:ae:e2:4b:27:84:61:05:dd:e5:0a:e4:54:c9:0c:9a:4c:54:6d:ce:15:8a:c4:f8:37:e8:cc:5a:9e:20:c5:4a

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation information

OCSP Server: http://r10.o.lencr.org

Check the revocation status for certificate skools.app

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for skools.app

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

skools.app
www.skools.app

Other certificates including the domain name skools.app

(limited to 100 certificates)
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skools.app
itsupport.platinumvictory.com
support.skools.app
support.schema.dev
support.schema.dev
skools.app
www.skools.app
support.schema.dev
help.webdesignbyjjrene.com
support.schema.dev
help.webdesignbyjjrene.com
support.schema.dev
websupport.clingov.com
support.schema.dev
support.schema.dev
support.schema.dev
support.skools.app
support.schema.dev
support.schema.dev
support.skools.app
skools.app
itsupport.platinumvictory.com
support.schema.dev
itsupport.platinumvictory.com
support.schema.dev
websupport.clingov.com
support.schema.dev
support.schema.dev
support.schema.dev
support.skools.app
support.schema.dev
help.webdesignbyjjrene.com
support.schema.dev
support.schema.dev
support.schema.dev
help.webdesignbyjjrene.com
websupport.clingov.com
support.schema.dev
itsupport.platinumvictory.com

Certificate

The complete raw certificate details for skools.app in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1qI4f3x0XPUvBFP1SAG6
+yEupZMXtNzqf7OR6O6lRLXH2WIyM4bei91p7NHKTlH6bnA0xraWBQ6G5xJZwkgE
UMVYvi7vnj1mlz7usH4mlAdzUafoxfEM+77WkKJwLO7Pf65nCAZl8FAcJGRB+BzU
60L4bOhV1TCeukyj9+vcHOkjU4EkAOXd8b0E2ejjORjuSiWwBpzbIG6ey49Kl5zS
8qzNlExN+5nSM9zt2QAK5ak50ymXJx9TWEXsZvVa9yiiPZDuRuHenShL2UFpBusO
ScecEL++E5yeOsV0AvX6D6JaxCaMLj4NXBGWR6l/mlCf2CyljW0u8SkuDgApgx9d
xQIDAQAB
-----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 370196365354954634493228506287557100054798
 . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-21 21:30:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-19 21:30:51 +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 'skools.app'
 . . . . . . . . [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 27094991268998666180288937499758277488395002373833276701617430143275138559324241631278345908110120979344680207906564817754251718425057010599667074837380138650336041290476360856752888570550565009604535906097251473953964796670476793924958438087238399180612574555609709897319657216316860862187863201223914982711517709263444663191783450486554404062647278985374872733102058844258142875618846792557318033871319377996742590119792099297423723208266261508083258636955417207643836471802307321420835458931291654913620492597527856226375112659204438210549813724020731874770889366112280537434207397976120329204624951090878579957189
 . . . . . . . . . . . . . . . . . . . . [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)
							ce07c32e6ff331db97041d934f612df92c70a266
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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://r10.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://r10.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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'skools.app'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.skools.app'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d88473000001903cec8a5e0000040300483046022100f5ad7795cc4151ff8e3a71ac93670ab27828a3ad9b91a3b6f0b5a137e3e9b5370221009487d58e54c6f0431ca08a04a3d3919e3dabf75894afbecf4f93cb6fd647851c0077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e000001903cec8a6a0000040300483046022100a0771d3d58bbee4108dfa3a23031aea441bb1b1e13af1664c7879709f4b74357022100cf8b0adfc6864d1ea7a994f610e0e71de3681e7bf54d3ab0ca80c9febfee70a9
 . . . . [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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