alfordstudio.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b9:0b:bd:9f:70:11:7f:5b:ca:a6:fe:75:fd:c2:a5:83:69 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=alfordstudio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b9:0b:bd:9f:70:11:7f:5b:ca:a6:fe:75:fd:c2:a5:83:69
Serial Number (int): 324304701761496349232052617595121975001961
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 17:12:b7:bd:a3:4d:9a:aa:99:93:90:bc:c6:6d:92:d6:27:cf:5a:42
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 39:5e:37:69:6e:43:ea:1e:38:b7:51:cf:c3:cb:01:35:90:2d:99:a3
Fingerprint (sha256): 1f:47:0a:9c:6d:98:0a:d2:04:20:15:2d:ce:30:b7:0a:aa:48:de:7e:f9:3d:1d:68:23:6f:ed:fb:e5:e7:fd:bf

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 alfordstudio.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

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 alfordstudio.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFWjCCBEKgAwIBAgISA7kLvZ9wEX9byqb+df3CpYNpMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAzMjMxNjE3MzJaFw0x
OTA2MjExNjE3MzJaMBsxGTAXBgNVBAMTEGFsZm9yZHN0dWRpby5jb20wggEiMA0G
CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC35sDS7AqlQ8guBm97gWL1ehzMjFdn
41wRB6vBxPu4AiyHS56kRgu9fJ0th058jxIlxYnG2X6EMTKz+2u84f1PVCJyfToj
ObyKwagFvCBhz+QM8kIoa5OcLUfhTmeZ2LP/Xvf/AS2nO82Z0GTw/8TaY2qzUpld
FIbo+DMLHSdI0/SOXrXWoJz0yaqvUMnBnk1UOmQCse5y6X3XRaplX0IX1HVi2DMh
FUPiUniz1u+jiPAGMJYE0OxLuCcjeSeTIuyWS11buNtRJTXFZ0c4DMUPw6Mm0K9X
m165p5k0tEPuyq87iTXYOm7s7vbEiDcSy1N/pXy2jh/T9cxLFM65evFDAgMBAAGj
ggJnMIICYzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG
AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFBcSt72jTZqqmZOQvMZtktYn
z1pCMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB
BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZy8wGwYDVR0RBBQwEoIQYWxmb3Jkc3R1ZGlvLmNvbTBMBgNVHSAERTBDMAgG
BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz
LmxldHNlbmNyeXB0Lm9yZzCCAQYGCisGAQQB1nkCBAIEgfcEgfQA8gB3AOJpS64m
6OlACeiGG7Y7g9Q+5/50iPukjyiTAZ3d8dv+AAABaauOvscAAAQDAEgwRgIhAKJB
xtUrPPVUZhMcy4GmulGMdqrOOj7JHGwGY1irOMlvAiEAw+W9LRp0e7HcgnSERyzF
BfqwFnISnZmtrhlHWCqEZewAdwBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4scdo
VEvYjQAAAWmrjr8/AAAEAwBIMEYCIQDbSdYW1sTp/eGR+ut2AtLoXDuusEiOsc+4
ycUowC/6BQIhANooxBU8hvnu8EyigObMZ4tP/frTAHU8/TeXXdNweepOMA0GCSqG
SIb3DQEBCwUAA4IBAQBBBSD95ebBVNTyXqOtKq/lGspDmBVxUa/wO4McNy6IGycF
dIfyHFobJ8KIArd0/XLjJaweVFqRJqHSMx3eHB7SIgeqhsUZWlThenZ77XlpGoLz
j2CArdNFFufpRhKgaIZKGEnBvXNmwMahwNvU/JYi06ucUr72SzEX1sC7Bceu5Ra/
YFp1f+EGHER59voKesa149YA4yLMKtnImfWCHMUbOTA2aweX8yBL+w8PXudMOAQa
2z4Zc+OXfZl74mRb9TnqAglyuFmz+eMI25sbZ15YzasaBI2mk+xW3dj0sq2FhuXU
hRa/OQ196Qg4dhwmen/zUmaqJo11QxLWgBKBqJ0L
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt+bA0uwKpUPILgZve4Fi
9XoczIxXZ+NcEQerwcT7uAIsh0uepEYLvXydLYdOfI8SJcWJxtl+hDEys/trvOH9
T1Qicn06Izm8isGoBbwgYc/kDPJCKGuTnC1H4U5nmdiz/173/wEtpzvNmdBk8P/E
2mNqs1KZXRSG6PgzCx0nSNP0jl611qCc9Mmqr1DJwZ5NVDpkArHucul910WqZV9C
F9R1YtgzIRVD4lJ4s9bvo4jwBjCWBNDsS7gnI3knkyLslktdW7jbUSU1xWdHOAzF
D8OjJtCvV5teuaeZNLRD7sqvO4k12Dpu7O72xIg3EstTf6V8to4f0/XMSxTOuXrx
QwIDAQAB
-----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 324304701761496349232052617595121975001961
 . . . . . . . . [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 2019-03-23 16:17:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-21 16:17:32 +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 '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 23215398461750278232422244440439467851147925577898107452627394800032007441188596693941981248217037739861056099136938099439277262628643483032863666581683325769628801221455294242148302572299984197931576955335829193574356302558664170522664440319293850447301718388633449077244839672525351986343202203815732981035674634316787226239462254534530333202236154494049997100760041850515718476937425625158087339981742539174012572372888835718532116406612623217840090590716104046274717601742966493872613671810714978201301511119040662102409222962247998156593705816457634469331407726708301097106569605944384913399228262326511280517443
 . . . . . . . . . . . . . . . . . . . . [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)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:23|false] UTCTime parsing time "\xb7\xbd\xa3M\x9a\xaa\x99\x93\x90\xbc\xc6m\x92\xd6'\xcfZB" as "060102150405Z0700": cannot parse "\xb7\xbd\xa3M\x9a\xaa\x99\x93\x90\xbc\xc6m\x92\xd6'\xcfZB" as "06"
0001-01-01 00:00:00 +0000 UTC
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169ab8ebec70000040300483046022100a241c6d52b3cf55466131ccb81a6ba518c76aace3a3ec91c6c066358ab38c96f022100c3e5bd2d1a747bb1dc827484472cc505fab01672129d99adae1947582a8465ec00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169ab8ebf3f0000040300483046022100db49d616d6c4e9fde191faeb7602d2e85c3baeb0488eb1cfb8c9c528c02ffa05022100da28c4153c86f9eef04ca280e6cc678b4ffdfad300753cfd37975dd37079ea4e
 . . . . [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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