www.alfordstudio.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:47:c1:20:f4:55:ea:36:09:e9:3e:62:5f:2c:e0:33:90:b1 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): 03:47:c1:20:f4:55:ea:36:09:e9:3e:62:5f:2c:e0:33:90:b1
Serial Number (int): 285753617959068154649542234423433299726513
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): 85:06:d1:46:a0:e1:00:3c:58:63:1b:28:d9:16:16:a5:7b:a5:8c:bb
Fingerprint (sha256): 21:f0:fa:3f:e0:55:43:99:26:9f:e2:03:f5:ef:05:7e:65:e0:9c:f8:c9:6f:02:6a:c0:d9:84:e7:b9:cc:e2:62

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.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

Certificate

The complete raw certificate details for www.alfordstudio.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 285753617959068154649542234423433299726513
 . . . . . . . . [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 2019-05-22 15:17:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-20 15:17:42 +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)
							00f2007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016ae05587cb00000403004830460221008d9385276653984e96b268faa4ba5cfc4649c6daa8af9a894142108e167758a502210097acf26e46f0d98e1db0230678dc7f349ced1620e8f2fc932e00407dba8f950b00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016ae05585d100000403004830460221008e16eafd60a600e8514ff64211d2d88371aaf6f58ea62b365b6e64400daf56de022100efa346daba20857088f7a8680d1158f965a05c7ec8147824fb1effb956f382f7
 . . . . [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)
		004e560ddc5c685deb5224d23060f09d4db9fc0f1e092cac8737e2e5e7fd65e16b9a4c334df69e359f5482728709efeea296b0172d0a35c5a66e92221fb1d34dd71ded27088f656c5f5e6f155c0a83fe8172c06f0e2db23332d58dd5d14e4b39b86b5e00db8eaaefa239ffeea1be36a5ac6f5c02cbaf5993e12a552352b66da2c345df2c875af00425f1617b103dd4568014b1397d0923a8cc675fb1ef9b5938ea15cf273351108bd7873eb006a10d03d7133f0b4b5b6482a182ea039c099b3dbc23b0cb92d122eac8e69170bab4b8adc00580fa4c57c7367bfc4d7f03cbd185d3362eb2c069e05a44586f5e57208a70db8117cdd5da4eed084627401bf80ecd9c