www.daygroup.ca

Issued by R3

About this certificate

This digital certificate with serial number 03:97:79:3a:ca:2c:c9:16:d2:ed:41:19:44:7a:70:9c:9c:c9 was issued on by Let's Encrypt.

With 2 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=www.daygroup.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:97:79:3a:ca:2c:c9:16:d2:ed:41:19:44:7a:70:9c:9c:c9
Serial Number (int): 312880637041645230931145788628866428607689
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 23:2b:d7:18:4a:9b:e3:7d:62:32:d0:dd:8a:a5:5f:f5:f9:1b:1d:0d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c9:21:b1:80:3b:af:91:fe:7d:51:f7:56:fa:46:f8:91:d9:f6:06:a3
Fingerprint (sha256): a9:b3:9e:84:ba:12:a4:49:5d:f0:e5:79:83:13:75:07:f0:9a:dd:2d:1f:20:59:69:ff:df:74:0f:4c:21:1d:52

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

Revocation information

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

Check the revocation status for certificate www.daygroup.ca

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.daygroup.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

daygroup.ca
www.daygroup.ca

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Certificate

The complete raw certificate details for www.daygroup.ca in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2xCA6wwtJc5P1RqHVNRw
Eiv5PrTRpWyYqmB9kmQnezz+olzlW6g1fLEPhQUDtMDXDyzg9SjJ934/PY0NTofy
HKgnJm53YLzAjAUunPRBDQDPAbojZJwlK6f+ccZ+QPIDxoO85VMTaAikkFMtLD/b
U3HcVvYV9UL/BQgwDbe0gNWwvfCTx5PfqxsBb5mu24KNSIniA+s1DqSZ6ol6UHmW
prWoEe+P0+3P/o0sQwEmbxMx9HjdlJWkitG0MW/T58hO1yh3Ba1AyP3Ul7ouWCvM
Z73nmGWoyAOPfh8oep8c/Ag4QPofY5Ec23esT4qAX5s9rDfobELo09aHyF5tGqHe
EQIDAQAB
-----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 312880637041645230931145788628866428607689
 . . . . . . . . [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 2023-09-22 13:31:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-21 13:31:34 +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.daygroup.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 27654327009405984336253016823671319708917337378475083369346057422692977717977667500428835497013098705749515179743199517610917019521071279077404655128992705569048327944304834852830015223018993462037101962408394897069336335891672776666405195820338057965149785506191772789727799934399848402597811460411313991247843632755898528905474243734621600228435365707748005222483059396971843593090465146861218322122665803300364363244447644702382129550968573423963575834599690797358022031270247005098996052871395311554449091645189014844933143605738428193405269543904441921506647282397963426084626301433079845418368740258120669978129
 . . . . . . . . . . . . . . . . . . . . [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)
							232bd7184a9be37d6232d0dd8aa55ff5f91b1d0d
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'daygroup.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.daygroup.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018abd4da0350000040300473045022100c8da765c31bc2598a5c1a4964a216f284ed44dab634d08f80da4444c802e7f2f022031cf2a0a7239da921e75215a9279429d4dbeb929c40d592472ecefa5e376006d007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018abd4da0aa000004030048304602210094f514b51aef7a1fc8cb323b565aa9f77841e1fecb73462f012bffaf6235ab600221008fe2fcff58f2aa7b1449a31dd4fff9ddfcf05e9aca7a8cebc56b8de73b9396d2
 . . . . [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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