www.petroliferi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1e:b4:c1:e5:f3:8e:0c:70:1d:be:ee:99:12:de:86:c9:1b 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): 03:1e:b4:c1:e5:f3:8e:0c:70:1d:be:ee:99:12:de:86:c9:1b
Serial Number (int): 271785596619412080557784915643409600268571
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cd:c0:58:9a:d9:b5:81:80:eb:59:25:61:cf:36:2c:6d:89:6c:aa:44
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 01:71:5e:f2:3a:62:12:26:2c:5d:b3:ce:56:ca:63:6f:d7:aa:e6:36
Fingerprint (sha256): df:ab:07:e6:3b:26:d4:3a:60:7c:1d:22:85:ba:a7:dd:3d:49:17:a9:a9:58:3b:53:fa:c9:7a:3d:6c:e0:a8:3e

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 271785596619412080557784915643409600268571
 . . . . . . . . [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 2019-10-22 18:13:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-20 18:13:18 +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 1012017353706433162215631439715749853357447785742521881795245599633324755029314806823032388445541507140513188927807574894895359205566356565578473999413138964668838241573604967560349790659834555069108201557896589292884006888252205426292949082994082067209320072471476234299421864825449423310067892550471214842548233323784686215229882125678889328506310852566640624191894266454365903629120355997667968455568756187928279505482444276383787124536013532806961571110148296542675172927449974501470097440664511024494170479580409633101176645215948428580306767314225633947579675193910949744333845133160696975610591151336129611907201430645203482648949346022466252131209934573885519165054656248811938715777091272776445387315480847688438334555559931574111586621878796322863435206614199344511755485580220287829130181315309584467557732926587158312262688918128170965531074362319754319231089606807645242861154120504754480827291445771338672661586437598379920200911959198083520472551083419721672913270609645455696269440608510171593294940487725302280558963611164980762754223513431302873840054512288065464651795992065307469716645061491814832557942884037463477812291212824920329968192004342508776880134644407190094132902209109101458578958331072446730761554057
 . . . . . . . . . . . . . . . . . . . . [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)
							cdc0589ad9b58180eb592561cf362c6d896caa44
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016df4e34762000004030046304402205bed5d8294688d11dca6e864e470a32a87d8c67da5a9d48a33df5447d60e5b6f022026a3eabf1739cfbf80505ca475b2586e30e34eff590bbbc239f1be08a34f2301007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016df4e347540000040300463044022002d8cfa918b8672d30e283965f769ecf920c769798e3e293c2049cb4613401fe02204e48415feba8542ba463076003eacdfc8cb76abe2aa66a584e5506bfc6ad4e71
 . . . . [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)
		001728b5d99562e05aa18298a2bf30377d217fdb2a0fa95d86643ff4559064feb5ea3ba2c2683a233ce8fd22a5964bcadc60b6663277d1f3c7a44cdcc78c9a9b2f38f8c64998d5a225a5540db7d9af1e715087fbc41318a2b7860dbc21c893edb61167102958b90a55972081c8809f258bb51a509a66e6fcbda716c541f72e6fe3031ce688512f588cd9304f1ff213358d1b0349253399a2560e135fd77ee744b4c1c5299034480036d8cd111a624fa167f440657e757c0d7dd4eaf17e1aa12921ac79cbb81df36f5c7dcdf2f36daa23cb297cbf53f6e339860bd20b557285d568fb0805ba0a2d5c2379946c19901438b07d0472c4b0bc998b489a316816b9b9dc