staff.ajaxlibrary.ca

Issued by R3

About this certificate

This digital certificate with serial number 04:bf:52:92:f0:b1:e8:fa:fc:44:56:d9:4b:b6:d0:60:7f:a7 was issued on by Let's Encrypt.

With 3 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=staff.ajaxlibrary.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bf:52:92:f0:b1:e8:fa:fc:44:56:d9:4b:b6:d0:60:7f:a7
Serial Number (int): 413552835461809735880868161272209448402855
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a9:5f:08:2a:54:42:53:38:86:17:7b:2d:24:e9:a5:49:49:5a:9c:b3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 72:14:93:a0:c4:8c:3a:bf:00:1b:9e:34:48:2f:1c:f3:1f:a1:49:3d
Fingerprint (sha256): 09:d8:62:fe:3a:88:b5:8e:72:bb:9b:86:18:33:cd:19:9f:09:b2:98:2e:c7:9a:85:b8:c7:d2:ae:cb:36:fc:b2

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

Revocation information

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

Check the revocation status for certificate staff.ajaxlibrary.ca

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for staff.ajaxlibrary.ca

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

ajaxon.bywatersolutions.com
staff-ajaxon.bywatersolutions.com
staff.ajaxlibrary.ca

Other certificates including the domain name ajaxlibrary.ca

(limited to 100 certificates)
ajaxlibrary.ca
staff.ajaxlibrary.ca
www.catalogue.ajaxlibrary.ca
www.catalogue.ajaxlibrary.ca
ajaxlibrary.ca
ajaxon.bywatersolutions.com
ajaxlibrary.ca
ajaxlibrary.ca
catalogue.ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
www.catalogue.ajaxlibrary.ca
catalogue.ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
catalogue.ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
cpcontacts.ajaxlibrary.ca
cpcontacts.ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca
ajaxlibrary.ca

Certificate

The complete raw certificate details for staff.ajaxlibrary.ca in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz4HFsNsUbQU6LBmXNhGC
a/vOnocRzPX/c9gq2bOQyg7Sn1s/WU6YQ2odgV0pui5mRMlv09ox/Qycra7STeiX
ylwX7nCIiD7VxTt9NQK1NQiY6Zdsu8lnGMGa4jeIbkBKoBkAwVp4FGsWIfAR+TLJ
UvTNW6Ix8e7bMIZFyB9O3YHGgfuFEM7nxTkWl9kMdUbHk1nazGkRMFVg61p1sXit
eusRyB2OlWHpDFJJj/JWtlU6sKYjbVLckeXek5F2TQblfmxULtvNtEx1ak1jTwWO
4dZov66AFW7CpsmcCT1s4ZFoWPs/S1DydNrOXs6nKSkqyxcozqvr1y1xVE9a0Pv6
7wIDAQAB
-----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 413552835461809735880868161272209448402855
 . . . . . . . . [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 2024-01-13 03:13:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-12 03:13:38 +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 'staff.ajaxlibrary.ca'
 . . . . . . . . [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 26195322199570099666705897268891336255101496327773024480234515215081718355787169150845995571030119903407430435938949313771114165682673389400678207193200639518419403241141109628526081518659216119526425183605677849274550055048087650543069373083937324799374764735636630590754580876573395032538022381459390902364282847534208716738102219669233263157390137348820196297116716972555342352867775904891182679241010093234322623990666186298007942063083624897931603273379842916071219385796082328793024520475336507890599159099041549328057472826552671952758674252804317454957102630857913432675301874328959616357176262547286810950383
 . . . . . . . . . . . . . . . . . . . . [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)
							a95f082a5442533886177b2d24e9a549495a9cb3
 . . . . . . . . . . . . . . . . [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 (88 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ajaxon.bywatersolutions.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'staff-ajaxon.bywatersolutions.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'staff.ajaxlibrary.ca'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d01067f5f00000403004830460221008d681357230681d725033a9bf21e8e41d9056d32602c627166845825f200dcc0022100a26c688fe3a0122ea7f726612fe160e5c5cf357dc705093702d218e374970f6400750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d01067fb70000040300463044022040a864141da2a877c0128ccf48751ca1a421f4e08d0192f4ef6240b3d5256ec8022058751ebabe8ef1f6ecf6a238ae57d01cc99a936a631ad43a2031e53274c9acf5
 . . . . [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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