www.essoft.com

Issued by R3

About this certificate

This digital certificate with serial number 04:e5:20:7a:2c:1c:08:6c:25:bc:ed:49:b1:9e:98:15:a3:5f 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=www.essoft.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:e5:20:7a:2c:1c:08:6c:25:bc:ed:49:b1:9e:98:15:a3:5f
Serial Number (int): 426416975402664771009864621050074930455391
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 80:2f:bc:e6:7f:0e:54:c0:c1:d2:19:91:f8:f8:0d:c8:da:d6:5f:ef
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 08:16:af:c9:52:45:54:8a:b5:d5:1c:df:01:79:42:63:04:c7:8e:a6
Fingerprint (sha256): 65:a8:1d:25:3e:8f:e1:65:0a:96:20:2a:24:7c:35:2b:fd:40:25:fd:37:38:64:f5:b0:e3:dc:18:a6:a9:2c:5c

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

Revocation information

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

Check the revocation status for certificate www.essoft.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.essoft.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.essoft.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoZmJkRcNC+QjO7S1hAYb
74kHapmcXvoQICKlUtdh9bR86DeYoRB/CmlB9v8eWxLU46emfFBchU+bvDKB92mg
YCp/fhQZyUtSZ9qYk1RPRq/PwKZvolmtBtWwWZm4hnY4GG5D3STz0cN3heGchri8
akRhTQcKgDOCajCsSocuzkzsh5ne23FGXReG5UTazlkbh/taqXcpijGXQWrnDFE0
e1OrVjkAghX4bFvBl0M1T6//i/KPzrDvlGUqxgVNXMeMPuINjmhIIG+1yxDqEuSH
XRbdwr1sMZIK43pEQyWfUnHemIBa8+NUaqX/6VgFDu8by5Q1PNFNndeTsFwV9eTV
rQIDAQAB
-----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 426416975402664771009864621050074930455391
 . . . . . . . . [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 2024-01-12 06:24:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-11 06:24:30 +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.essoft.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 20400079198584169069627641400928518123685410412357354959350554129112554074682229497773088036106057922324959670196604922034675380245361628879189517739976256106093986166606083539797208731388650383126148542842498093727766751564975853658824652770597360722489840463210720132040179755545803752466104390498206449856877618116287516572564185069106448481544628515176826077123895020264347205458569448078445113945963007557931469385519039077289463427127161436935897116119703534562890633821323599961080213270787497672655914077212558358533097176746632187603506943085126706621902434565368115843211488266017941428202371762305907348909
 . . . . . . . . . . . . . . . . . . . . [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)
							802fbce67f0e54c0c1d21991f8f80dc8dad65fef
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.essoft.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)
							00f1007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cfc8ee2fe000004030048304602210099cc14404ff623b5eb5f0ad0a538d761f35ab0a3387731d295eae5c986a838d5022100fcca42c2c308c45cfc0e439dff0d5cc15ca540b159da6cb7ef6fb1271c71c882007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cfc8ee2fb0000040300473045022100a88eab0c6dd11c883075f53ab8cbb1a069abe979a3008f5bb8663eae5f09fc2d0220449f768c8bd0452000b1942cac446d9f8a3cc4eeb4c0b0b8e2b4bf3ecb541b8e
 . . . . [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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