unionsquareacademy.org

Issued by R3

About this certificate

This digital certificate with serial number 03:4c:87:41:1d:2a:6d:b7:24:eb:0e:7b:82:2d:d0:78:92:6e was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=unionsquareacademy.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4c:87:41:1d:2a:6d:b7:24:eb:0e:7b:82:2d:d0:78:92:6e
Serial Number (int): 287378101551550248175060319482341643293294
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:ba:9d:f6:7b:9d:97:c6:41:d8:e0:07:43:4f:1b:83:be:33:1c:25
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e2:d1:f5:96:42:df:25:2b:17:7e:51:b8:b6:b6:4d:dd:f4:91:c0:35
Fingerprint (sha256): b8:8a:44:8e:fa:01:58:96:5d:b8:75:30:e3:c6:94:42:63:6b:88:11:98:e9:8b:19:e8:96:2b:dd:cc:bd:fb:8a

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

Revocation information

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

Check the revocation status for certificate unionsquareacademy.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for unionsquareacademy.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

unionsquareacademy.org
www.unionsquareacademy.org

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ochoaprep.erusd.org
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unionsquareacademy.org
unionsquareacademy.org
academyofthecanyons.net
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academyofthecanyons.net
academyofthecanyons.net
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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx+b97eoYMwtogo0B1RZ7
CY7n77vwVgvBUWHMrkfHa7TjD0KOh82W1NUgjmy12Pgc5Ca55I/+QVc0JVuVCrxS
aoaTkSZNKeugKhjC19lUwJZez29d1u+77BNCcPnphhEV3wzhRQxpy0IjZAX54VcW
Ioqz7x0TwRHjJTrAYUtPFUs8UNTo4JBrgw3JsIw7RXU2Y4v1D0N6XyElcZwL6lLf
g0SsR26h+wBJUtkKH8F2L1OxlIDc82vCWMdpW07uRRfrBkMbE7PgativX8ELqyoj
GxJbQ+kcxXntyEWANTEx3UI+nnltEp0diMI678SmNUzsOc2cw6FL1JXS9pYdp6OO
RQIDAQAB
-----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 287378101551550248175060319482341643293294
 . . . . . . . . [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 2023-11-29 12:10:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 12:10:11 +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 'unionsquareacademy.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 25235329045172191979187326921514390584065351268347945751851709032522525960465477738968564790081189732247386418636047467004693970591167221502337083768104558232222286036190830317655907965998445629255291212431061146952886947021814395702234946902990102764329124337238206861810122610883278713349804515435357800482705443887595908318422400730014647684839088957649806430949371619815862077872210674034614520799888513888012397257961564862814602392465947952969346534185081889266406401287256464362833387145776479992032168181834296556554964552566338530615103783841452437085819569226899160180195926572405191950312896507113805942341
 . . . . . . . . . . . . . . . . . . . . [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)
							adba9df67b9d97c641d8e007434f1b83be331c25
 . . . . . . . . . . . . . . . . [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 (54 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'unionsquareacademy.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.unionsquareacademy.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)
							00ee00740048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c1b338eab0000040300453043021f37935e4471a0ed9a8a78b5c27add66a7cabc96d4d1558737199102dee2aa360220511d8e43e71f5bf6edad77b0ec70fcfc0b86c025be8a382d0f33585405ba72490076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c1b338ed30000040300473045022077421df75b4a48a851a03a5a12849dd56f827a5142fc06cb22f253d884e45ee8022100dc62d0fbb9fc1826e718f3a1509c7c08b2615ffe390c9d932cd82b8c72bfebd7
 . . . . [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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