www.giuglianoincampania.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c9:48:59:45:61:3f:ba:97:77:dc:f6:5f:69:c2:ac:64:b9 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.giuglianoincampania.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c9:48:59:45:61:3f:ba:97:77:dc:f6:5f:69:c2:ac:64:b9
Serial Number (int): 329829781483697412185476524459715461932217
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d6:46:5c:98:9a:8d:1e:05:64:1d:2b:17:ee:71:04:07:9b:31:d8:b3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 38:07:78:35:0c:0b:7d:71:cf:3b:fe:ec:a4:18:55:ff:6c:8b:2a:78
Fingerprint (sha256): ee:9c:e2:19:83:2d:fc:17:bd:af:95:0b:9a:f3:42:45:76:01:c9:44:22:24:6b:9c:3f:90:76:40:3a:ab:e3:c9

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.giuglianoincampania.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.giuglianoincampania.org

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.giuglianoincampania.org

Other certificates including the domain name giuglianoincampania.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.giuglianoincampania.org 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 329829781483697412185476524459715461932217
 . . . . . . . . [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 2020-02-07 06:00:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-07 06:00:22 +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.giuglianoincampania.org'
 . . . . . . . . [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 782214667026901646791268981175082310510227508154489653240575240755546768364648388312787636971134227823511828987035342060959066251861247589804183449223137912022287256044672620188389297290688985512354797850756740232758163701429684729054669357110163903277295690618006996269940656311762308168953135506791328624062089529585985211319423296090535996552411858953536739602039442626752769935598599829673659842399359223113977394791740090911254969476364706458538824409397015024740575480958592105761297475771268564092759952628106340507382616177390724184231912208253877141166694844753577147775923975235627264378301873679294794483136596485143142246475008604375804472677362844551024621692074855730190094503275333433526870931461030895157731386205041812100115032216776396720653130022323486309661227658677115194286042967868486196108638976849587077020887431305829105045494711811371112156788278438646289057266278275965419621237462300593384564074182078228548847734947201681236879345546640156144518886632594007878467450272122948926435906752174905290810468949671442371130534670135906612059716225237619689091819374501804340937549282378710313003546975701962104645081152889566584321297068114050367685508907194115920358451743764323651730490716560801885641918811
 . . . . . . . . . . . . . . . . . . . . [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)
							d6465c989a8d1e05641d2b17ee7104079b31d8b3
 . . . . . . . . . . . . . . . . [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 (31 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.giuglianoincampania.org'
 . . . . . . . . . . . . . . . . [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)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001701e7311210000040300463044022039b1a8892b220aef3c9d7e98068e9e0c129789790aa9391ca4441a8f796eba33022046a35ef18d2c456c2ec352f01ad4bee45d76447e7b75d1e779243328dbef8155007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001701e73111b0000040300463044022025ce43fdf007d983b8ab13f4ed50fd3ddc71c38d5ea5d1caa865c14c17e714170220444e828fa31e43f094a8a96b15ddc3ab60c31befaa290953f3d9b797ef371bd1
 . . . . [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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