harkness-screens.com

Issued by R3

About this certificate

This digital certificate with serial number 03:e6:02:b1:26:8c:22:7c:3f:eb:07:34:26:ed:b9:d3:58:05 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:
  • 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=harkness-screens.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e6:02:b1:26:8c:22:7c:3f:eb:07:34:26:ed:b9:d3:58:05
Serial Number (int): 339605380461466297422424549409090429999109
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 06:bd:d6:22:8f:10:ee:59:3c:31:60:45:24:3f:34:3e:ae:20:82:e4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): fe:bc:f4:e4:9a:7b:27:e6:4f:15:bd:ce:27:71:89:3d:1c:ff:d3:5a
Fingerprint (sha256): 0e:09:05:df:58:98:17:a6:b4:66:54:2f:b8:cd:a2:4f:ac:6d:c4:e6:42:9e:ac:44:9e:1f:85:03:a9:87:b3:db

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

Revocation information

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

Check the revocation status for certificate harkness-screens.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for harkness-screens.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

harkness-screens.com

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Certificate

The complete raw certificate details for harkness-screens.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqJI6YG/pW5dpMSHlfOh6
HyQZn+2FMj+EoM73KCDuVXCM/MNP3bp1mVbbb42PaEPPl3vpMxNdvq0Rl7/EPAgK
khubf/r8LDp30beOyJmX/KLpRK44UYq8gL2998o012Ovcy6c7bBclw5PwkLiNPm+
ycF0gp37EVrRY/5VGz3cPstZD9nxlJ9rltyLAcRGaXoVerxWbBmZL9UUZ8UFHrSQ
DkIQ0oP3FEAa7XGiyYGUHstx7oorp5vkkkh8yx+blfo9rrNnp8Xep0RSH5X5w5SY
W2DEP7SCGBiAvHkYIY4ir7LVUrkgxqqbezP9p3PKMl1UV1HTdEEi4gXN3t0MS9nW
eQIDAQAB
-----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 339605380461466297422424549409090429999109
 . . . . . . . . [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 2024-02-26 20:32:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-26 20:32:06 +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 'harkness-screens.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 21280142965362190621267055453547606404836791832822064882191709521937225482566565704662644792493639003408065711716920009891025595113869421443940303328851052450100042562920805535055615691358913419236782767025594385013198056483356847262817904145651233223031801303475006157291458131673130297333719558348823155871445242369166181619173499914064793133624559181749530207731276695080544667440245929012971931771183899964172862251400983300824277311829101688597196102708135479152489591369307717917468757170825559586469631255431905269621187219641840648524372484133398882822562422343422731750870397576873359774188284385368280258169
 . . . . . . . . . . . . . . . . . . . . [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)
							06bdd6228f10ee593c316045243f343eae2082e4
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'harkness-screens.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018de7550c940000040300473045022100f900d06d6021a4f5eef386526de62d9e47ea957a534074a683ebadeb95814cf6022061a9504e5486aa5648abc6c57a3dff058c5918c5e6340836c25306d1a901f90b007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018de7550c96000004030047304502205509b60f5bbb65e2069d34de38a7de1579cf956b4bfc46bae92ca195f5ffd1d0022100e651d01dcfc536e6fa25198042961960903f253dacac815ea022a94992ba5898
 . . . . [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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