www.gianluca.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a8:d7:f4:b3:70:91:a0:33:91:05:ae:fe:98:55:40:fb:6b 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.gianluca.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a8:d7:f4:b3:70:91:a0:33:91:05:ae:fe:98:55:40:fb:6b
Serial Number (int): 318791350016995583465652035649453745568619
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7d:b6:61:68:df:93:5e:2f:40:ec:39:dc:19:7f:24:7c:19:37:77:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a0:34:ec:85:22:34:3b:9a:50:36:c7:03:0f:05:95:57:18:ff:ea:32
Fingerprint (sha256): a0:bd:c2:99:99:95:12:8c:e4:d7:c4:53:ba:c6:cd:84:9c:c8:64:c7:9b:e1:c4:84:56:26:bd:2b:be:95:c0:27

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.gianluca.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.gianluca.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.gianluca.co

Other certificates including the domain name gianluca.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.gianluca.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 318791350016995583465652035649453745568619
 . . . . . . . . [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 2019-07-26 09:28:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-24 09:28:28 +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.gianluca.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 831747873198739833429189598679869666949938936460215202170026946627806719346884977365936147654366316929657786097945658575030962573518255678652899459210107274170079124420610803796187640810704660956009809321027379631974975581032218891504478762037766401119803616482569475796201966032828549610125132824080491355081553233004715808445928274170221109627899424691546206856254526731003122430319985049218730744791074672292120121154302445176374473967962451151881659298732297889219398672022722626751069079338989874086540236586177970094284503806827928301298217710572693757119107670785004294361945641006153570254862859251116151855808923834282894961406465359158213002941499965626460095328453111060703438134996197910680422809333544590206236095100928549437054617242061191875905686772175918167572908793430173861596267390845406999335310179745236097046162347127912274544659664009362837562076480326689528333745766688038158449192960386612612946251331966642479229407111410289951628882493215256303665992084961531820685532685538716344626289172218906163499689243749556442582694899999647823562045785932430969094865746950027466665694949700281037700225429283040777892605706626202734382260865966902745496338703562799934928753567472964545084381824599094508351108811
 . . . . . . . . . . . . . . . . . . . . [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)
							7db66168df935e2f40ec39dc197f247c19377795
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gianluca.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c2dd326970000040300483046022100cce27c9732e39fc71fd2bb03d7228753bc21d7dca95b7fb82af08b15a564459a022100cd3b3a86117989f016a19187a4e8273b31ca9deef874ba33949ee203e526f1ca00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c2dd326850000040300463044022041b1246212258da0d52ce7ccc9071bdbfc0a364dbc5f7029bac743291b841d8f02204957f5f8de389ff8108af697bb996d37fcd027a88744c7dbd0d50fb39810aab2
 . . . . [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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