www.pierluigi.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f9:1b:9d:ce:9c:f5:4d:42:8d:32:c6:42:49:e5:9b:ee:a9 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:f9:1b:9d:ce:9c:f5:4d:42:8d:32:c6:42:49:e5:9b:ee:a9
Serial Number (int): 346103875695699288972202579171092241051305
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 98:f8:b4:5d:78:ce:14:a7:8e:6f:66:1b:f8:32:61:6a:e1:07:05:39
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cd:61:07:7d:2f:57:1d:a3:d1:8a:02:13:1a:be:36:b6:9a:c6:b6:12
Fingerprint (sha256): 57:c8:24:b9:6f:6a:d5:d4:2f:1e:43:bf:ab:af:f0:81:ae:49:3b:bc:c4:0f:e1:8b:62:8f:64:ac:35:04:c3:6b

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 346103875695699288972202579171092241051305
 . . . . . . . . [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 2019-07-28 23:48:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-26 23:48:35 +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 767164939311055310174881721972384224577907714937673892377358865785138514504602984516457400868480342737097667702671083792269319121860014847264541922219210386300070333850239706155907838369469443324539331623242542723533636477562018198869473866824770522925523656711666128215058720826257122313032966899732577967488144620364003862377782762321390263582301325867265287720651493706886291871872718739991582933251470735618606198216421993642813821748677904588070001435814295006259797715607257820312757669225514325867936914709439083625587824992482906729043205141694315212499970322815962740818653173807696390410259424897513329023000490967114741542863331646485132770472952897337678500456245287515764780493270831429191733449170966086436023209117172035956053728326983069046313264382857706745680515460151199842234572109273664536100903412971267036005628049646639958234381724572952226277630567561074074300266807271573230592471600271073342856887388743980699790534520418828490592177648093533287425458098671238821841261826336656878241821837675368926857794083764183014060221464031072808221986368403759986037706175341753913400994610439706407535894288470501562591727151376874041078384268084765292335942288377800968975532050565000473895599250161553705523893449
 . . . . . . . . . . . . . . . . . . . . [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)
							98f8b45d78ce14a78e6f661bf832616ae1070539
 . . . . . . . . . . . . . . . . [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)
							00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c3b33552400000403004730450220427280dfccbc8fb40ee47d9d1fea756c67cf453a637eb42d49cc2d2d86e687f4022100fe12d2477cdf69679bd43dbf6b619261552b786d9d389b1e68c1e1d4fff7cc48007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c3b3356f400000403004830460221009a2d57d398f6d6a0c0a393ced0ecf18d25a6fa19828e500ab844c0e89d2a5f03022100f7fc5549b363ebb31034f4b80edc8fd24fa3558154358a8a846ccb4ae03ae43a
 . . . . [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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