www.petroliferi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7f:ed:54:0d:01:b1:e8:49:e4:01:ca:e7:fc:7f:5d:f3:af 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=www.petroliferi.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7f:ed:54:0d:01:b1:e8:49:e4:01:ca:e7:fc:7f:5d:f3:af
Serial Number (int): 304868181845982679463572521075352140641199
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 16:4c:c6:5e:a8:77:2a:43:4f:6e:67:4e:40:23:bb:7d:ed:0c:10:3f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 81:e4:ae:ae:5d:9b:0e:b3:85:40:6e:0b:cf:42:fb:e6:ca:31:87:1a
Fingerprint (sha256): 06:ba:84:c7:b1:d1:d8:72:55:3b:86:1f:38:90:70:10:c0:59:d8:f4:39:93:6b:14:05:38:a4:68:b5:a9:6b:04

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 www.petroliferi.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.petroliferi.com

Public Key Algorithm

RSA

Key Size

4096

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.petroliferi.com

Other certificates including the domain name petroliferi.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 304868181845982679463572521075352140641199
 . . . . . . . . [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 2020-02-25 00:16:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-25 00:16:15 +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.petroliferi.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 920393777383342071476850722089960695019355586323064412421969784476090585291763898756355289240758034330872985186218663875211787405719300259516576686014802054719074400316166901408173304825922234971290028047799997115938584161589537905785953701583927176375209414091518174422420916395119738050350840579671175153504168974032127819138555027859826460957086940515701105863107341232102442068397431097283772137469819798132299519604509536159258642819547073461936537972525991962269217398277414217088273704176896006979232948443155054848913682162113237851767656510940269716657646591428405982303218475170648312197699136258300592673571385726119123155839081277633762832031588656700971540245606075295387064846605522176468182784957882004332699362885294731530893192003191043498860693350843231239777725044888918558128594964638802651117881683627342071687767755704806513915026636666991168549760304176743916464441067892904028500627591361801400069271067614741647401212318776794081091261771662849726704465126170758611053611370237063095976398148187860285386920039226077484860910718287394835484980269057753289101020986208948697106910891983850443824478375949605145942310018247040232492894779361819177894460361923211850830371991985996669254422408250708187378940247
 . . . . . . . . . . . . . . . . . . . . [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)
							164cc65ea8772a434f6e674e4023bb7ded0c103f
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.petroliferi.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000017079ea7bc00000040300483046022100d8ef5151286c17a2de91f60310a33c856a1b5d30aa9343edbdff868bd03b8116022100ea2bb2da156ae42539330a5faffedeb445d9a7edd88ffc2c6bb2ddabdcc629a3007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017079ea7bd50000040300473045022100bb1fefa3b2ad1671967a91228b48c07f088e1e5564059365e42354e869dab82e02200fae7be90fdceafa600dcc91dee07d2e858ab5d11a864c8d7b6e4499d73881fa
 . . . . [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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