www.open.edu

Issued by Amazon RSA 2048 M02

About this certificate

This digital certificate with serial number 04:ce:26:d4:8c:4f:7f:d1:a6:1a:4c:8c:52:b4:59:a3 was issued on by Amazon.

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=www.open.edu

Amazon

Organization: Amazon
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:ce:26:d4:8c:4f:7f:d1:a6:1a:4c:8c:52:b4:59:a3
Serial Number (int): 6387312707357239893227854613573818787
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: 0e:11:0c:88:23:23:3e:70:d9:db:ca:75:55:d9:25:b1:29:81:4e:ea
AuthorityKeyId: c0:31:52:cd:5a:50:c3:82:7c:74:71:ce:cb:e9:9c:f9:7a:eb:82:e2

Fingerprint (sha1): 3d:c6:6d:70:40:9e:60:b6:66:25:9d:69:ee:13:5b:d4:df:50:a3:40
Fingerprint (sha256): d9:f2:d6:84:da:96:bc:64:f0:89:94:eb:e9:44:e7:73:f5:b8:29:1d:0c:d5:e4:ac:0a:35:b8:42:6a:7b:0f:4d

Issuing Certificate URL: http://crt.r2m02.amazontrust.com/r2m02.cer

Revocation information

OCSP Server: http://ocsp.r2m02.amazontrust.com
CRL Distribution Point: http://crl.r2m02.amazontrust.com/r2m02.crl

Check the revocation status for certificate www.open.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.open.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

www.open.edu

Other certificates including the domain name open.edu

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.open.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsEOurjCwEsNa5WewJUrd
+4WXeUhqxLLWN4JFJsZNZbaWGQwE0O4GdpF0NbbBypNlcAMFz6Zk3I71rkXHZwMh
iHRkGsAEm65FbMgZcNONhkbhwvi7pBH3IBH131Vch0ZkCNSBaIJ2jczgoiqBBHqV
8rNCyWoxM5QJjF68Kw6pf5QH6ps449C/XbJ3vnSyi2zqyk+LqqXZxLrgG3IdZsfj
yUg+bysXl8cpwKhy7PhD4SSH3rB+SMyV+lEMzBNqPQ2PjpIK5fzOTsrGqRxL87ez
hkTiPPGEMRkDRixZBfe+BrypmLT1y0wHXIJozwVVfTA+LZb3bE0E8f6kfsSDnib2
TQIDAQAB
-----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 6387312707357239893227854613573818787
 . . . . . . . . [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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Amazon RSA 2048 M02'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-01-19 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:19|false] PrintableString 'www.open.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 22251317082477006885948545364069526978726595840367218589716753820490279164117972267958838017725558086374627254549981046250768471409914721940511477930253330263117365383960195226102900508354307947527000374222385780522933998312270164889468161169023605634002790695017654624365296640695534161883163899010335058752083937552205441262865929588505637510715242060278444774950156584010600778972087921109875640613197555417550252851881986591814465151474348413450964218182238647248196766109620359267640078033699468517792425451896371283925026098401803204686158417491893467406641019022223366124030205453717400863095195347518277219917
 . . . . . . . . . . . . . . . . . . . . [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 c03152cd5a50c3827c7471cecbe99cf97aeb82e2
 . . . . . . . . . . . . . . . . [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)
							0e110c8823233e70d9dbca7555d925b129814eea
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.open.edu'
 . . . . . . . . . . . . . . . . [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 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 (52 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.r2m02.amazontrust.com/r2m02.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 (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.r2m02.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.r2m02.amazontrust.com/r2m02.cer'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [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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