www.petrochemdesigns.com

Issued by R3

About this certificate

This digital certificate with serial number 04:ee:68:34:ce:bc:33:47:3a:e4:27:64:0b:ea:e9:0b:5d:10 was issued on by Let's Encrypt.

With 4 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=www.petrochemdesigns.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ee:68:34:ce:bc:33:47:3a:e4:27:64:0b:ea:e9:0b:5d:10
Serial Number (int): 429574860958309758704863270198880064199952
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 89:8b:2a:64:f4:79:3f:de:51:a9:40:6c:69:94:92:57:16:f3:c5:22
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 73:1a:77:0a:bf:21:db:4f:f6:45:cf:03:16:93:eb:99:a0:91:67:89
Fingerprint (sha256): 76:47:c4:53:a1:3c:b1:09:2e:b7:96:75:93:00:26:37:67:c5:01:c7:1a:0a:47:55:e2:71:0c:e9:e6:ec:2b:3b

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

Revocation information

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

Check the revocation status for certificate www.petrochemdesigns.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.petrochemdesigns.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

mail.petrochemdesigns.com
petrochemdesigns.com
webmail.petrochemdesigns.com
www.petrochemdesigns.com

Other certificates including the domain name petrochemdesigns.com

(limited to 100 certificates)
petrochemdesigns.com
cpanel.petrochemdesigns.com
people.countone.co.zw
cpanel.petrochemdesigns.com
cpcalendars.petrochemdesigns.in
office.webmantra360.com
rh.h8agencia.com.br
rh.younit.com.br
eoffice.daikin.com.vn
petrochemdesigns.com
www.petrochemdesigns.com
employeehub.southcbo.com
employees.petrochemdesigns.com
petrochemdesigns.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsRY/OreWt0SRheq+mXJ8
5ATfWh6pwCaCpiYhb6cPB5NDwN41IEHZHOcf9hp9tWITuGfFieH7zNhAXhsGgmSv
dp61Ky1irgE3wKi8+eadSFmWzpLLKTKuP58MnUtQSiR5vb6LfSCNesDTRUYQ4pV7
PDagCV9dieMOiB46CpM3ak2cEkcieDpFb8gVQYXTzbo2F/PIeKActmGpUXS8xdbC
BxLSn+GoDuPmWHGkhPU+FWVRf6jtQqRzeRXvrxRlKIhjdArXSRvswbYlDRqArZsd
+6tp62bqcs5EzdSzV22hWwgdwzhxYYIz0pauj2nf+RngfC3d+Qm6ZQI4tfCuNYBD
xQIDAQAB
-----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 429574860958309758704863270198880064199952
 . . . . . . . . [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 2024-02-11 19:18:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-11 19:18:09 +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.petrochemdesigns.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 22355150378487070795392970235561525688597842048773661972950287353894624045445378601051237719624558401984561135521304479552812446663085108732822071909561752021887869261200633070907511405899884153683046805205650936486310345975773828249460193646849209667131852320147013903579565483187591118528559374591059172648376450409750568162897090556455157872037141871201268728832399260290609848953553036137272458670145684595914535435499042509958701759360640897462370323241916438941553035549601612292482996996312640786476279298557535567249284826593064863092097101757042673161870310806255929523461588284798368511994870993036289000389
 . . . . . . . . . . . . . . . . . . . . [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)
							898b2a64f4793fde51a9406c6994925716f3c522
 . . . . . . . . . . . . . . . . [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 (107 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.petrochemdesigns.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'petrochemdesigns.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.petrochemdesigns.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.petrochemdesigns.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)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d99d1f88a0000040300483046022100ecb58d263e6c6d3f2367f031d8c2658d8a94cbdccbd0182d64fb2d8c3f93e778022100b0dd88c44022526d326c1f163826ed1c402b97025cf4ea2e4a4617408cd2c5de007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d99d1f8900000040300463044022053cee534308fbe3ba6d89832bae4b0748b52601e49cd2d5cc9d604cafa89592402207b58343a038fa4cc7210e083680b07dec147b705b6bc1658226c7e62fbe954aa
 . . . . [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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