www.davidgordonmusic.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1d:3c:2e:41:b3:c9:57:8b:f4:ec:bc:5b:c1:13:c7:5d:9d was issued on by Let's Encrypt.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.davidgordonmusic.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1d:3c:2e:41:b3:c9:57:8b:f4:ec:bc:5b:c1:13:c7:5d:9d
Serial Number (int): 271285040293991320586613999050174017002909
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 75:f3:7f:6f:db:1d:ba:11:c1:00:a8:29:2f:ef:2d:c1:96:06:62:8e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1a:e2:17:17:40:db:c5:4c:c8:c3:a3:40:98:9f:35:c0:60:dc:1d:8b
Fingerprint (sha256): a6:ec:c5:6a:3b:fd:d0:5b:08:ec:fc:a3:b3:d0:5b:86:f6:de:93:d1:96:a6:0a:65:1c:62:9b:c8:5a:e1:fe:a9

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.davidgordonmusic.ca

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.davidgordonmusic.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

www.davidgordonmusic.ca

Other certificates including the domain name davidgordonmusic.ca

(limited to 100 certificates)
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davidgordonmusic.ca

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFZjCCBE6gAwIBAgISAx08LkGzyVeL9Oy8W8ETx12dMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMTYwNDM0NTlaFw0y
MDA2MTQwNDM0NTlaMCIxIDAeBgNVBAMTF3d3dy5kYXZpZGdvcmRvbm11c2ljLmNh
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhZCEO0qVvs2YhYiLQX2C
UuA10EDszpnfK8XVEF1g6PbineBHDk/DNFzyiJ+z3Tg7cO4Xphg77qfdfHUOVakq
XuNMa8EYMpwGDgVlz3PMgYD6riEVtg+fhT7Wbe8HfQXWlkb6JrJe/hVwVrNbWALc
ys11GtvJvV1mZroYNcnKY8u1dCQzpgeu0t4ya+8mpcQd0LtNYTE2rrqJF6dmjjKw
h5GdlJxznEgNW8YMHu4ZcN4PsoxCWmoyOlJhRuspXj3PxPejeNufQpMEx2k7fSJY
b72mlWblmPFGimKyF+oy1CrOMCPeAwnw2aPfiv3wzx7FPH8EWQevDydqbMur9TST
UQIDAQABo4ICbDCCAmgwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUF
BwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBR1839v2x26EcEA
qCkv7y3BlgZijjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggr
BgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRz
ZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRz
ZW5jcnlwdC5vcmcvMCIGA1UdEQQbMBmCF3d3dy5kYXZpZGdvcmRvbm11c2ljLmNh
MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH
AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB
9QSB8gDwAHYAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFw4daO
3AAABAMARzBFAiEA+TQfHuEYK3axNpZ/9KvmBs7MORsBSOylCtdIu7h0tj0CIH9R
NJq9I5Edfa5mHkYgzSRBtpHxFIuQ+O1YoBmI8X3fAHYAB7dcG+V9aP/xsMYdIxXH
uuZXfFeUt2ruvGE6GmnTohwAAAFw4daO4wAABAMARzBFAiEAk0ACI32XA3fcp9+H
2ei5fCTDM/su0jpliYUc41/VKF8CIAM6vLay3T1b7DJVsAGRCiR2Qcdv/iPwrpqu
hCkADLL6MA0GCSqGSIb3DQEBCwUAA4IBAQCDnbLjg4dgRw+wX7vzLLA4qvunJ5zO
w8iPAdl1wvdYh0C+DzgMySkFqSGwiIyuFxXnglcQcscxdsOHQhm8YbKKL6QENeDy
nB1voSSk7a0H1NOzwrUXPvDJy0N1aBMHv7o/Xd4dJxIJKXwt7MH+2UlTR7/nML7Y
bZscyuHIJMC7OuQOYQKLNQibWENSHcdUk4cxg8nO/XDSD/HSWSK8434qMcnxSQCy
l//3PmhkNRNHN0HMfIAu/oxQMmlTxWfrJDk+tORxWuFuMTWIaa+WNC75VCg2oLEw
brGA3SMtbDN00X9dDcMsWVG+7oOKeKSGWvYaRBpHDLpNlWP3a4E98RIl
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhZCEO0qVvs2YhYiLQX2C
UuA10EDszpnfK8XVEF1g6PbineBHDk/DNFzyiJ+z3Tg7cO4Xphg77qfdfHUOVakq
XuNMa8EYMpwGDgVlz3PMgYD6riEVtg+fhT7Wbe8HfQXWlkb6JrJe/hVwVrNbWALc
ys11GtvJvV1mZroYNcnKY8u1dCQzpgeu0t4ya+8mpcQd0LtNYTE2rrqJF6dmjjKw
h5GdlJxznEgNW8YMHu4ZcN4PsoxCWmoyOlJhRuspXj3PxPejeNufQpMEx2k7fSJY
b72mlWblmPFGimKyF+oy1CrOMCPeAwnw2aPfiv3wzx7FPH8EWQevDydqbMur9TST
UQIDAQAB
-----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 271285040293991320586613999050174017002909
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 04:34:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-14 04:34:59 +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 'www.davidgordonmusic.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 16860958317324441566420161219120075956173622474741903451620151410517529701249435127079375422917806084663407707729710430243820985691468153101964788772318354593218011470510973990660973379458669713623346304852827677516321856429167479858940985731409483007927447639356399950023049439435690616508283412902120480503185713479462815627098334595477870256855679224520459555767757708293499279280594500084095111713052999496142134447838835780598567116607407447192308068561408431918066268871718405038960293284368681544500270072200229004211009996649998801881717683220449826556330011534858140300785577179683855831610784246189146805073
 . . . . . . . . . . . . . . . . . . . . [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)
							75f37f6fdb1dba11c100a8292fef2dc19606628e
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.davidgordonmusic.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170e1d68edc0000040300473045022100f9341f1ee1182b76b136967ff4abe606cecc391b0148eca50ad748bbb874b63d02207f51349abd23911d7dae661e4620cd2441b691f1148b90f8ed58a01988f17ddf00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170e1d68ee30000040300473045022100934002237d970377dca7df87d9e8b97c24c333fb2ed23a6589851ce35fd5285f0220033abcb6b2dd3d5bec3255b001910a247641c76ffe23f0ae9aae8429000cb2fa
 . . . . [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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