libf.ac.uk

Issued by Amazon RSA 2048 M02

About this certificate

This digital certificate with serial number 06:62:62:55:1c:9c:28:b8:dc:7f:d0:1c:9b:8a:26:1f was issued on by Amazon.

With 3 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=libf.ac.uk

Amazon

Organization: Amazon
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 06:62:62:55:1c:9c:28:b8:dc:7f:d0:1c:9b:8a:26:1f
Serial Number (int): 8486207486235244928795488539395106335
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: d2:68:1a:42:7f:48:b8:ff:09:9f:2c:7b:02:8f:c4:63:96:05:2e:94
AuthorityKeyId: c0:31:52:cd:5a:50:c3:82:7c:74:71:ce:cb:e9:9c:f9:7a:eb:82:e2

Fingerprint (sha1): 91:bb:de:45:e5:47:8b:65:92:76:41:fd:96:3d:bc:df:37:84:b6:2b
Fingerprint (sha256): 3b:74:05:fd:16:4e:53:8c:56:57:8a:cb:71:cc:7b:84:09:60:c3:cf:04:4e:3f:9d:6e:1f:a2:71:d8:1f:87:f8

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 libf.ac.uk

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for libf.ac.uk

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

libf.ac.uk
*.libf.ac.uk
*.onlinedegree.libf.ac.uk

Other certificates including the domain name libf.ac.uk

(limited to 100 certificates)

Certificate

The complete raw certificate details for libf.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq/M+fQlz329XEh5MghaC
HtApapwyP5f/Rwiyd4qrXfEqMPca7XT7skwES+naShHenR9KZju5kyNkZEE4uNZB
oKVrVYRio+oFwZ7SEJr58Hh5bU+9KV3Of2MFJhfT3fc+ZDECPLdpo6iBcWSxHUHn
ct2YuJ02C53NZL4ViIggXx84I+piJ5sAUTkEGi4yI0pGsFWWIc5DLTCrvH4BdBrV
6naMmt2U2rsuhvnLg6MGlA1CPPjh54pWgBGqR8FYZ1b3EdJLFjK+N6Ol3bFJLVHr
WUtbyIOnqSETeoRFN+BL3/Wt8x8tkt0I2qwbU19Fz5FKf+Jwbs9uTwdoxieIOt08
LQIDAQAB
-----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 8486207486235244928795488539395106335
 . . . . . . . . [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 2024-03-25 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-04-23 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 'libf.ac.uk'
 . . . . . . . . [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 21706698283171883204970695293610918545781056278892075111069075634234764607676241712500968617175992794856769009352379370714523851791177948484366687165237421792323539364890149144334431088959705087410291707602203966091134350594822264001525926956209941966034908159240671211300935577820388967843669511620040361783291730653494531698104971994225041991904838604647210176514650859531755150470201090692952068141448155331373633281237708243251414355107238330052777311300302680574967591115837487596602833827628769214387215830363844988358448435105959363687202721324387923366432611660748731547368291669102956702269938165408597883949
 . . . . . . . . . . . . . . . . . . . . [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)
							d2681a427f48b8ff099f2c7b028fc46396052e94
 . . . . . . . . . . . . . . . . [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 (55 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'libf.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.libf.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.onlinedegree.libf.ac.uk'
 . . . . . . . . . . . . . . . . [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 (367 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (363 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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