*.karlduncanphotography.com

Issued by R3

About this certificate

This digital certificate with serial number 04:82:50:b1:d3:2c:db:3a:21:d0:fa:eb:1c:17:50:4c:a6:1a 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=*.karlduncanphotography.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:82:50:b1:d3:2c:db:3a:21:d0:fa:eb:1c:17:50:4c:a6:1a
Serial Number (int): 392793112986112053786728451242507375519258
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: cf:1f:37:ad:1f:a1:29:04:f3:f9:da:dd:f7:2e:ff:09:99:da:4d:b9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): de:e6:9a:71:0e:9d:ba:55:ae:fd:fd:10:2e:8d:6b:e4:d8:c9:b2:97
Fingerprint (sha256): d6:74:94:73:f5:34:13:67:80:b6:ff:5f:dc:90:b4:a0:bb:5e:56:bf:b4:a7:a6:4a:4f:00:4a:f7:aa:05:f0:9f

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

Revocation information

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

Check the revocation status for certificate *.karlduncanphotography.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.karlduncanphotography.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

*.karlduncanphotography.com
karlduncanphotography.com

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Certificate

The complete raw certificate details for *.karlduncanphotography.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwiHX/jRga6yB2eNGe4sy
kyFerfb95UWXHYeie3PfxkzI+J3qNpfuJk/l5czm67UYjOy5NBb2peTADUT09ZxO
5EYNgx+RjzbZBy+1X67Ys7Kl11aSy/oecSWbzZeno+rg2STkZXdW//WKCic0y3Co
YKKVkz/d/qURFBA/qR2qckI5hCAxY/ctp+w93ifsVvMsFDBp+eAOGvYloHCQdtK/
uxRPGgPAvDwA+w6T8wjVEDDWdCUlWAp2/zY1ul7zVdKrrgtKFV2H/rIP9YAMW3+e
EapEc+xEukFW+y+QjXvq6kFChdvFzLNCXF+27Qhq4XVV9npo4ZbhsYSgsj6tQwlt
BQIDAQAB
-----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 392793112986112053786728451242507375519258
 . . . . . . . . [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 2023-12-21 18:48:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-20 18:48:38 +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:12|false] UTF8String '*.karlduncanphotography.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 24506920125037677273070482783486328818161425227090025274651400289472842325820074267269707815733090976914729328386284390218239067711892074584786205433760560195074509245806233352212204506852808431087366938906425304153760370066340267478883633538251901729740805360449840933932478873387608842683473824198961475339804228686161108819067325880125540722762239845018780040368584650631674913852950798657348498411506633023648982742465700582216079045934673559597986819832140480295784219939867594259554695774283662691702857295651297974467510223313704438627615938712720528273161281435389981446499077606368294190563127123949583428869
 . . . . . . . . . . . . . . . . . . . . [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)
							cf1f37ad1fa12904f3f9daddf72eff0999da4db9
 . . . . . . . . . . . . . . . . [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 (58 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.karlduncanphotography.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'karlduncanphotography.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c8dec3fdb000004030047304502200e9562d47f21bdc5befc5223324e674b12187f10e413739a25808c5dcf00eb04022100b4baaf000e8ea717b4c20143ece0ac350f1660ec2b5bad1094a31878ffb4208e0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c8dec3fd20000040300483046022100f0d861f25e1eb86ac76cc2707908fa192d9a2d2821c7971c4f0f85aabd2d5fd4022100be4d17f5e8f1f54503eec2650d03750b35a7e5df78e198ca939cbedfd0735977
 . . . . [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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