www.alfordstudio.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:81:f3:2e:80:75:3a:c6:3c:a5:50:f1:59:3b:cd:4b:5e:59 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.alfordstudio.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:81:f3:2e:80:75:3a:c6:3c:a5:50:f1:59:3b:cd:4b:5e:59Serial Number (int): 305556526982149342951689758144477382008409
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 49:0b:c7:4b:76:19:68:67:54:fc:a6:1d:c9:8b:ab:3f:f5:e6:d3:b2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): d6:1c:0f:40:09:fb:d5:2d:be:43:fb:31:d1:75:be:26:53:80:a3:54
Fingerprint (sha256): a8:33:2f:16:7d:da:56:3a:08:8e:1a:9c:72:9a:fc:dc:43:24:cf:64:7a:83:e0:88:cb:10:73:72:6f:4a:04:4e
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.alfordstudio.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.alfordstudio.com
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.alfordstudio.com
Other certificates including the domain name alfordstudio.com
(limited to 100 certificates)
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
*.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
alfordstudio.com
www.alfordstudio.com
*.rolandkriewaldt.com
www.alfordstudio.com
www.alfordstudio.com
*.liquidthc.ca
alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
*.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
www.alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
alfordstudio.com
www.alfordstudio.com
*.rolandkriewaldt.com
www.alfordstudio.com
www.alfordstudio.com
*.liquidthc.ca
alfordstudio.com
www.alfordstudio.com
alfordstudio.com
alfordstudio.com
www.alfordstudio.com
Certificate
The complete raw certificate details for www.alfordstudio.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFYjCCBEqgAwIBAgISA4HzLoB1OsY8pVDxWTvNS15ZMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODExMjMxODE2NTJaFw0x OTAyMjExODE2NTJaMB8xHTAbBgNVBAMTFHd3dy5hbGZvcmRzdHVkaW8uY29tMIIB IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+jZo4IukTSeVh1o72JXg2Dw5 VSs02kUJLtvr/WDteseNL0q+Svl5efBXPujvaiNdZhmtNrbgDfcj3vZ1wucupD7Q TMvOvgwfi59vyPyq6upWtLUoGLdzdD19z46KnxIyDvsh6oCtRVEFoWnHqea4M4qw RE0dwvUEPRrbeTJTWQ2TcqQxSXWwOWa+5mmum/kmCXMgxl5I485pIqOxRP+tm3Mo twzBLRsKeYFUPHEMK2fUgs4Q3Sih+LRow+OuAX8mlk8/YU9jAp20bQE0HIDw8d6v gQcEKDo6JfK5XBf0Up64U4U/oxggAHdVBWtIH0bQEJrPTB8GV9ZQLfw9Wt1dCwID AQABo4ICazCCAmcwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMB BggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRJC8dLdhloZ1T8ph3J i6s/9ebTsjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEF BQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5j cnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5j cnlwdC5vcmcvMB8GA1UdEQQYMBaCFHd3dy5hbGZvcmRzdHVkaW8uY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB9wSB9ADy AHcA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFnQgDfwgAABAMA SDBGAiEAv8VgHrSS5oGphvKkW2SkON3ITZ9ZgUVGRUk+txMjxosCIQDkaf6PVGgg 9pNR6JFIJRJWFYKFn5IDZkCjzeRCtIsSHQB3ACk8UZZUyDlluqpQ/FgH1Ldvv1h6 KXLcpMMM9OVFR/R4AAABZ0IA3dUAAAQDAEgwRgIhAP509/ucyEOBkA02W2G8ZN9N CA4n9OBN5qz74skoS2s3AiEA6F2e7jRf+pL84+pUfA5gmZaCC7TZZKvw5tbsiZCH KvgwDQYJKoZIhvcNAQELBQADggEBAGMUWkGAwL7XBh6904LU+vLPFrFXbZlfEhUv YR8Y28nQEmYwsXAljiy9hIxIzOsHwNyZH/hyiZNX90UPMQiwLblpO2J+n+Y0mcnk w6xPazvzh/obq0/ZjQ5sIOMd2B2Hjoz2GTQomNWMfvEbCJzEEdmvEoKXxf3RZEWF XPQzY9dPpd9XyrQpBcHOASmL1E0Q9BGjv61q1nDuTBhGoPMlAOw4Rpabd1vtcF8B VaoeiHcLMsOUnagqtx3YyxWZPdDh4ZKkiS+q3EVvV7m9nTKhEpabkdGcM0/Ogo/h 1qILb6+egFzWZ12juHKwo8d7np1JnxEb5916mw0qwSWYDfdcmhs= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+jZo4IukTSeVh1o72JXg 2Dw5VSs02kUJLtvr/WDteseNL0q+Svl5efBXPujvaiNdZhmtNrbgDfcj3vZ1wucu pD7QTMvOvgwfi59vyPyq6upWtLUoGLdzdD19z46KnxIyDvsh6oCtRVEFoWnHqea4 M4qwRE0dwvUEPRrbeTJTWQ2TcqQxSXWwOWa+5mmum/kmCXMgxl5I485pIqOxRP+t m3MotwzBLRsKeYFUPHEMK2fUgs4Q3Sih+LRow+OuAX8mlk8/YU9jAp20bQE0HIDw 8d6vgQcEKDo6JfK5XBf0Up64U4U/oxggAHdVBWtIH0bQEJrPTB8GV9ZQLfw9Wt1d CwIDAQAB -----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 305556526982149342951689758144477382008409 . . . . . . . . [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 2018-11-23 18:16:52 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-21 18:16:52 +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.alfordstudio.com' . . . . . . . . [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 31586406652877391271240075535170712484811956535291009463089331214981258684785193715779263099608357573303841592427927078523332734912377728789942536876645910854918860266133313044255704608179511516621417196232718427592226721730154110052449578884648467882295380037263609418418730816270663607209321001883057826103321661320715987155632521286468656934512140391210740095471838596217421155275932232914944962577671652072282328953337597818009549768239935389872924553449186336390915558066045387564990116577187559571027124247716740901190894770090203697587424968200966724650284219332210188713705254595438608503295273019650592300299 . . . . . . . . . . . . . . . . . . . . [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) 490bc74b7619686754fca61dc98bab3ff5e6d3b2 . . . . . . . . . . . . . . . . [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 (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.alfordstudio.com' . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001674200dfc20000040300483046022100bfc5601eb492e681a986f2a45b64a438ddc84d9f5981454645493eb71323c68b022100e469fe8f546820f69351e891482512561582859f92036640a3cde442b48b121d007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001674200ddd50000040300483046022100fe74f7fb9cc84381900d365b61bc64df4d080e27f4e04de6acfbe2c9284b6b37022100e85d9eee345ffa92fce3ea547c0e609996820bb4d964abf0e6d6ec8990872af8 . . . . [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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