www.pierluigi.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7c:57:09:53:ce:b7:3a:d3:a0:91:09:53:41:fd:98:5e:06 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.pierluigi.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7c:57:09:53:ce:b7:3a:d3:a0:91:09:53:41:fd:98:5e:06
Serial Number (int): 303647562559599829358624638259051126873606
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e2:77:df:d4:1b:06:a6:a5:e7:69:57:28:24:09:8e:17:04:f8:a4:d9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d1:ce:3d:32:5b:ea:fa:10:87:db:24:e6:b3:96:60:d2:61:7d:38:6a
Fingerprint (sha256): dd:8a:dc:b5:37:0b:8a:8e:90:51:ce:27:83:77:4b:ff:92:9d:f2:38:d5:ba:6f:3c:76:32:2d:dc:12:c6:f4:0a

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.pierluigi.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.pierluigi.co

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.pierluigi.co

Other certificates including the domain name pierluigi.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.pierluigi.co 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 303647562559599829358624638259051126873606
 . . . . . . . . [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 2019-05-28 17:28:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 17:28:18 +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.pierluigi.co'
 . . . . . . . . [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 764147860214834058410224552035093748736463567956608878104878561159157496833374322039827539095045477560623542706534437160685364103257389202490341974290702494523732216467049242718471734642969305335589849258600861153562325517235311254642454960523384194253447740895478628124068982608971702730768313845679739285757673513742017477493456525164323951994915218937211076067059927984757530228004494700129727575684412705222640565296484027360498593624556753864628982945905698443577535656008449325191139455206581870178136077365020311445292783911756283852935333328073908526827811138920141379351213120206998973542206905905669664135899783155292736999602905512345086533074379012055256056170695660268966226368189699634442187333376274550353153781999797819721187516618949467891692578789520126099245868396835846193152835056370343580771808994694695438212173513016883542830570618100865924311313031890861564088864832832022102219401662504421467543724346834226554801927317755161587259734238499848546613259943485842742741502227252419942632285735748862810544034161851985004209609050595918791824263968188869916902040575018663062717786338518057295336337755940242704688957368151411607890274221037516495185769488328872776814622378055252005700465336043033513334543281
 . . . . . . . . . . . . . . . . . . . . [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)
							e277dfd41b06a6a5e769572824098e1704f8a4d9
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pierluigi.co'
 . . . . . . . . . . . . . . . . [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)
							00f1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016affb33eb80000040300483046022100e8af24d8e6caabc835b3b7eb3ab5463bf44a445f7a4cca94b3c8c2759a9cab6c022100a156607e2a22e62b5b0c80866424543f2930e3b9887218ad70b83146047f90150076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016affb3406f0000040300473045022100e82b79c04776c557971bce061b2cf107db4353ea2eab4fdda3c1ccfa686b32cf0220767870b3e980d5f9b77ba535c1eb85501d8bff0edb9465a76ee6e9609288ead7
 . . . . [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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