textbooks.cps.edu

- Chicago Public Schools -

Issued by Sectigo RSA Organization Validation Secure Server CA

About this certificate

This digital certificate with serial number 10:a7:46:8f:4d:12:a3:3c:07:f6:46:c1:5e:27:d9:d8 was issued on by Sectigo Limited.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Chicago Public Schools

Organization: Chicago Public Schools
Organization unit: RnD
Address: 2nd Floor
Address: 42 W. Madison Street
Postal code: 60603
State / Province: Illinois
Locality: Chicago
Country: US

Sectigo Limited

Organization: Sectigo Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): 10:a7:46:8f:4d:12:a3:3c:07:f6:46:c1:5e:27:d9:d8
Serial Number (int): 22136192630086342611267167626394589656
Serial Number lenght: 125 bits, 16 octets

SubjectKeyId: 3b:ec:ee:32:f5:4b:78:0a:ad:e5:c2:cc:d0:ca:27:e1:2c:cd:21:30
AuthorityKeyId: 17:d9:d6:25:27:67:f9:31:c2:49:43:d9:30:36:44:8c:6c:a9:4f:eb

Fingerprint (sha1): 7f:b7:9b:cd:29:42:d0:8d:46:d7:0c:1a:d5:a1:a0:5c:fb:78:fd:d4
Fingerprint (sha256): 08:02:de:ab:1c:d9:62:c3:a2:5a:6e:a1:6b:74:5b:bb:5a:17:78:00:b6:8d:af:63:14:d2:d4:e7:fa:90:bd:2c

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.sectigo.com
CRL Distribution Point: http://crl.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crl

Check the revocation status for certificate textbooks.cps.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for textbooks.cps.edu

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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

textbooks.cps.edu
www.textbooks.cps.edu

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Certificate

The complete raw certificate details for textbooks.cps.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzFWJi4y9MTyH0X5hsBAZ
vEs/jsQ4Vq6kTrw4TQbjobC4t0tI1bgpzjPJZuYJIctyggs3IxxVY4bzvDWHem+F
kWWrYRUtyFRXQfO0IgXemKEcjnSxbDR4o5a4Os6u3Fy429k1ot1wDnwSsXsXX8uu
YEMfonx0USLqqcnY+xNrga3ZROk+3PbknRJDcUGc+CaxDizplro6zw5TFIaV0J/Q
YReaWOWgx4TFpEOMvHLmwpKYLrwjUmsJOCi1uGZlESsgxBuSBTxTmeCuKsg8ncgJ
yzOm5F8SFhRAzaQfvjoeb/Kjnczkxw8LHpOlq+ajnVxy/LUP3HwWGR/nV2sUNKAJ
UQIDAQAB
-----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 22136192630086342611267167626394589656
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'Sectigo Limited'
 . . . . . . . . . . . . [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 'Sectigo RSA Organization Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-16 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-01-15 23:59:59 +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 2.5.4.6 (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 2.5.4.17 (postalCode)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '60603'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Illinois'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Chicago'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.9 (streetAddress)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '2nd Floor'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.9 (streetAddress)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '42 W. Madison Street'
 . . . . . . . . . . . . [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 'Chicago Public Schools'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'RnD'
 . . . . . . . . . . . . [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 'textbooks.cps.edu'
 . . . . . . . . [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 25794794220680849465988430804871718754358027383863293747533190935914722419480809871558968109395270770774915020246474570105798553063958659424637503322785062728118361618337467967302720505248424404522831437040401272679484299779889241314401238851646099486348220101053707756228589731216559966842583332041653690887556528277498228481712547473307165568768332398195297956306107959840951282855417250367199841958754257839506128347046897369876593180392812226522789809399041805688008076437647058246398402832861575705115976771266385934589035260833334604382667467900452697088717489056466998313194561104197916379607938285097183086929
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 17d9d6252767f931c24943d93036448c6ca94feb
 . . . . . . . . . . . . . . . . [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)
							3becee32f54b780aade5c2ccd0ca27e12ccd2130
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (67 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.1.3.4
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (83 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crl'
 . . . . . . . . . . . . . . . . [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 (126 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.sectigo.com/SectigoRSAOrganizationValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://ocsp.sectigo.com'
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'textbooks.cps.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.textbooks.cps.edu'
 . . . . . . . . . . . . . . . . [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 (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . [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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