*.classworks.com

Issued by Amazon

About this certificate

This digital certificate with serial number 07:19:a5:80:5f:bf:ee:48:cf:29:5b:a3:e1:6c:06:3e was issued on by Amazon.

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)

Certificate Subject

CN=*.classworks.com

Amazon

Organization: Amazon
Organization unit: Server CA 1B
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 07:19:a5:80:5f:bf:ee:48:cf:29:5b:a3:e1:6c:06:3e
Serial Number (int): 9437760160380292183385310283468375614
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: 67:cd:74:31:a9:2b:43:bf:38:bb:bb:e2:8c:4e:6e:16:6a:ce:93:b8
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): 77:da:58:0c:4c:c3:d0:8a:b0:6c:ac:c2:d7:32:35:6f:54:4c:14:8d
Fingerprint (sha256): f8:63:1a:c7:49:d6:8b:7d:7a:33:fb:64:94:41:14:1c:b5:25:87:ca:8b:31:77:c1:f8:00:1b:a2:7e:31:69:9d

Issuing Certificate URL: http://crt.sca1b.amazontrust.com/sca1b.crt

Revocation information

OCSP Server: http://ocsp.sca1b.amazontrust.com
CRL Distribution Point: http://crl.sca1b.amazontrust.com/sca1b-1.crl

Check the revocation status for certificate *.classworks.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.classworks.com

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

*.classworks.com

Other certificates including the domain name classworks.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.classworks.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3vgNS0ljsx8i4Ll2+TfN
V1bPGY2b/VIne1Eb8U0Pp107I+R3rkKRj5rg+x0E5d/76Nku4M5+1tLnhdZca053
Xx8UqRAhTPQ4BAPOKyYtwDBRqmNnFE6DcT52cq7Hp3SenOjb0jliXx0mN/QMX99S
ebWz8ItZcMqBzHKMmwLJpsk9bXM6MVecvv9He9I07jmrLNHv7GFU+xreAJ+bQ+ow
adgrBA95ZcrKvmoYfAQLg+J0WYhkyI6E5gswwqwUmgpPea0LcaDCyRlG3/CBQTr9
9bXGtOLN1MZFa3ut/NgYrmbP9IHmey90DkFWRHy+S8Cs2e5o6v/fBaUalk9X/PcN
3wIDAQAB
-----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 9437760160380292183385310283468375614
 . . . . . . . . [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 'Amazon'
 . . . . . . . . . . . . [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 'Server CA 1B'
 . . . . . . . . . . . . [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 'Amazon'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-12-06 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-02 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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '*.classworks.com'
 . . . . . . . . [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 28147222668054828346574948931150195910888249500083820204427490342099024328687745267231108683695417293543715031910960956529999367631613717743453039511623176090111168060820693939007929733720971766531315055864683012555514160393636768175634806090698582820946797399133366377988623840037592159807172890648475049647976353735819998902474883461327440211549558405092361371854262418077242261863960542162606410065614730306777039009983599994149425522508128958806952685959041477551555187150084722184940576736717205424959192545011540655116459131139126655436788207424194779862282493025464785165248392051470065082462841237016531111391
 . . . . . . . . . . . . . . . . . . . . [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 59a4660652a07b95923ca394072796745bf93dd0
 . . . . . . . . . . . . . . . . [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)
							67cd7431a92b43bf38bbbbe28c4e6e166ace93b8
 . . . . . . . . . . . . . . . . [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 '*.classworks.com'
 . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (54 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.sca1b.amazontrust.com/sca1b-1.crl'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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://ocsp.sca1b.amazontrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.sca1b.amazontrust.com/sca1b.crt'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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