itiswrittencanada.ca

Issued by R3

About this certificate

This digital certificate with serial number 03:a0:64:a6:68:bd:2b:06:b6:a4:61:db:7e:c9:5b:cc:85:32 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=itiswrittencanada.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a0:64:a6:68:bd:2b:06:b6:a4:61:db:7e:c9:5b:cc:85:32
Serial Number (int): 315915823347845939929138289165932407063858
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: df:00:53:4d:c7:f1:b5:2f:ea:25:d2:d5:d8:d3:ed:2f:36:60:13:2a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:27:b0:72:ab:0e:26:ee:33:56:49:3e:5a:aa:15:16:b2:d6:9c:94
Fingerprint (sha256): 9d:1d:38:d4:a7:1d:5d:6a:2a:89:c0:63:44:06:21:57:ac:f6:35:83:3c:b5:dd:0d:cb:5c:b1:97:fd:09:a7:43

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

Revocation information

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

Check the revocation status for certificate itiswrittencanada.ca

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for itiswrittencanada.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

itiswrittencanada.ca
www.itiswrittencanada.ca

Other certificates including the domain name itiswrittencanada.ca

(limited to 100 certificates)
*.itiswrittencanada.ca
www.estaescrito.ca
itiswrittencanada.ca
fr.itiswrittencanada.ca
fr.itiswrittencanada.ca
*.itiswrittencanada.ca
www.estaescrito.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
*.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
fr.itiswrittencanada.ca
www.itiswrittencanada.ca
fr.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.estaescrito.ca
fr.itiswrittencanada.ca
itiswrittencanada.ca
www.estaescrito.ca
estaescrito.itiswrittencanada.ca
www.itiswrittencanada.ca
itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.dev4iiw.wayneatwood.com
fr.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
estaescrito.itiswrittencanada.ca
www.estaescrito.ca
www.estaescrito.ca
www.itiswrittencanada.ca
fr.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
*.itiswrittencanada.ca
www.itiswrittencanada.ca
itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
fr.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
fr.itiswrittencanada.ca
itiswrittencanada.ca
www.dev4iiw.wayneatwood.com
itiswrittencanada.ca
itiswrittencanada.ca
www.estaescrito.ca
*.itiswrittencanada.ca
www.estaescrito.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.estaescrito.ca
itiswrittencanada.ca
www.itiswrittencanada.ca
itiswrittencanada.ca
estaescrito.itiswrittencanada.ca
fr.itiswrittencanada.ca
*.itiswrittencanada.ca
www.estaescrito.ca
www.dev4iiw.wayneatwood.com
itiswrittencanada.ca
www.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.estaescrito.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.itiswrittencanada.ca
www.estaescrito.ca
www.estaescrito.ca

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3dBbCVapH7tv5K4nhonV
TfCjJTQicucfKqfYD1hQ+kTCyQ3JewPsfQsP7C8pihR3dQaUboufWURZ6bEo+8jg
cQGSl4Q4QJL1SiziLd95z6EsjaM+OZ/SB5m/jq6oG83grpE3JUQJQai1LyJlw9Dy
KXgHP32Ujy54VrWdBpxgVwSMKZyo6O/C6znXqOZIUWIo1fZS/rXKJ3W2o+r+InKq
6QhTQafRd1XAn3CX8L75u+4x0ZtgzE4x/nLxy733AhDOtuuPptzA+X4+OPy4adRA
I94pjygUEGknmTDtckXN10mp7jqXdLbWcP3xWDnkplbDhM4jF921ecjzmMV6WvjL
xwIDAQAB
-----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 315915823347845939929138289165932407063858
 . . . . . . . . [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 2023-09-18 08:52:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-17 08:52:16 +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 'itiswrittencanada.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 28001409378724228953602485336988953582313495688316938564750933455765605180099354207747381548629081581489800426033752956990371930731014542402875243573223933011035836509567877990523181636293471775203346910754966261240238042716493319510109234898152749223558828088076475558058934005515889180216847725509205693084631312324031409663974413920850465151939225755778853859926884550462187106989259761563793529958330865179336149230826048212970116227194159785926393142963917262389710014819179939825779633644405413516863046830883538243180970064280593597054374013054647760370512423127813775608174454586841918137182544592323544140743
 . . . . . . . . . . . . . . . . . . . . [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)
							df00534dc7f1b52fea25d2d5d8d3ed2f3660132a
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'itiswrittencanada.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.itiswrittencanada.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018aa7b47a8c0000040300483046022100a14f679fe738c6b177fb8caccbd41a9ea73a46fcac63ae4129e95c204f5098c8022100c4cddd17a64a310faa7815b7ca92d8e0d0ec65bb959cea420b0a175a6cfc0b79007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018aa7b47ac10000040300483046022100facb393b57b3e886df6596a48352d830539c27ce9f1a78a5561f55eae0d6ade3022100ae364ec9be0d1d8a8de5213cc8c5688393a44d62361b7c37a3363b80718b8500
 . . . . [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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