ajaxlibrary.ca

Issued by R3

About this certificate

This digital certificate with serial number 03:38:89:bf:59:7c:bd:91:ae:d6:ee:1e:ef:bf:ba:b1:61:1b 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=ajaxlibrary.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:89:bf:59:7c:bd:91:ae:d6:ee:1e:ef:bf:ba:b1:61:1b
Serial Number (int): 280575768121993223184009601014287614173467
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5a:90:09:cf:56:c3:f7:b4:ba:58:ca:5c:94:89:58:da:bb:ac:80:61
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:a4:06:bb:d6:db:f1:a9:f6:05:c5:cc:ea:8d:ee:ab:6c:88:a3:26
Fingerprint (sha256): b0:50:9d:60:dd:59:c7:c2:1f:3a:da:b3:84:b2:e7:51:a9:6c:e4:ac:79:7d:42:a0:51:51:c5:63:e4:1a:28:15

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

Revocation information

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

Check the revocation status for certificate ajaxlibrary.ca

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

ajaxlibrary.ca
mail.ajaxlibrary.ca
www.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
webdisk.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 ajaxlibrary.ca in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0+Il1Y+oz6SydHAg7kGX
W7YfM6rj5pKSR6p6HziO5N6d3B4WSsnPnXDYkNj22Dd2zBrcDBVBVToSUn5srI4E
8dDUPrLrJoJNg5NVs5cD9m3O2iPCeSh5ORs3nXwmutMQb+KD7yUzEi1kG3y7rzDp
v64Jx01HlUZkutzQ+dac4shiZyd18XhpuKy4v1TqZNCgNXjOPDgYyH6182Odyoks
pfgeEyugGivN07lk3qWT8DHVbgEHsS0j/M6kGsHmgLYjVF6yOvTivYgxmfqArBY3
aGBoDUPoda6BR5B+JXjU6FKfNMyluh8iX0X+NR0V2G72NpJqfuIey+9yMljuIU8v
twIDAQAB
-----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 280575768121993223184009601014287614173467
 . . . . . . . . [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 2023-12-03 16:39:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-02 16:39:14 +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 '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 26747799979374284757210527683496431046423942704046961465646089306130352705843880058704681875900828885602746946968923850613935460297187965020109860322658436444117891456184921098732905401561576313213669227103081806026926327381901169908059674164952987211315077085860473504213872178418646926311349218844866443520037716777577035056387226022929259067390531767331520431912199690402301147792302924788716857727498410773844914270452334651678561032097962496049116055813781473443289446087472282701457964085857220390533037584198723847543343636078619423709972946707578330234437589034536414372019951017493457502601433659223609126839
 . . . . . . . . . . . . . . . . . . . . [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)
							5a9009cf56c3f7b4ba58ca5c948958dabbac8061
 . . . . . . . . . . . . . . . . [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 (59 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ajaxlibrary.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.ajaxlibrary.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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)
							00f000750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c30c34fc9000004030046304402203299735bd33e078b359d3b03e61178235cba6645d55b8e1c98bf4d0cc9d38b8d02204271488996a6b53fe33624b4068a40cf14bd98027d45a2666e503a5ab0d9557b00770029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c30c350ef0000040300483046022100dd4bf066386febaca5b18b5ad436d9d90ba128673f5e39a8d280b2da2aa6cb28022100e2cc1f85a507ab1caa3f0565792e36a84909b9cb188ad028dd582b843cfdbd1f
 . . . . [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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