ultimeapplicazioni.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:5e:79:40:81:42:25:d6:a2:61:2c:1f:0f:ed:b1:89:fd:fb 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=ultimeapplicazioni.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5e:79:40:81:42:25:d6:a2:61:2c:1f:0f:ed:b1:89:fd:fb
Serial Number (int): 293484571802009484574330100158206568955387
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:bf:fb:3b:18:5d:12:e6:ee:a3:dc:bb:d7:42:dc:aa:9d:ee:94:38
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c8:b1:33:59:8f:92:9d:77:4d:fc:a2:d2:07:b9:c0:87:33:22:5d:9b
Fingerprint (sha256): 1e:6b:91:b6:b4:65:36:5e:ad:ce:2c:56:a6:51:cf:c6:54:f3:59:46:4f:ef:67:06:7d:3d:94:a0:5f:3c:fd:c0

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 ultimeapplicazioni.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ultimeapplicazioni.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

ultimeapplicazioni.com

Other certificates including the domain name ultimeapplicazioni.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for ultimeapplicazioni.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 293484571802009484574330100158206568955387
 . . . . . . . . [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 2019-10-15 10:35:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-13 10:35:40 +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 'ultimeapplicazioni.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 736706617581096204446368021337190855813400829032643982207877558925155639426177460184929901572627246430896381751721048327281464822855714774342638526547681236462857206789051628209560397396533143175781139700697103020160548044324941664320274054944137176042124105742661356259656610338602032983424180093916775999669300473749363481088953156348993497935404780920724012885609917496385687569963529351676789391573144821352179842506164518966885991841229521151113179195633936390511564651848794576212769803598164955435272096935867790259295592939542904599049416347142014499561615998850232821914219047640319020723148265539390587406098182236037580763078831780896162084704229915186003290504449521314041869200869812702650536487950035693916121318182965187247727438706742819491311029839263261309973770179256202694829132637723151259506350831776530838394934503847719499258607426655082903003723079971341300849082416801633983066492736870265949292291441702280899316132537744390207346326581499333717748721236682379379819999519816887668026646594384217764379203301816607044051761389819792548155332831459771055345700972939799887952487710500552389401640831112818491790651857659191358741888012537030121069047659010143592819580328152050635037002438399416377773262727
 . . . . . . . . . . . . . . . . . . . . [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)
							adbffb3b185d12e6eea3dcbbd742dcaa9dee9438
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ultimeapplicazioni.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)
							00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dcf33c97f00000403004630440220245ddd2aa8573dbbdeff33c947734049c69e83d8c55294f59ba8f101e17ed0c50220771faca0470d2704430a0d1e615b6aa2f35e0238ecad12099de4eb883ee4b35b007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dcf33c9750000040300463044022012a47eb19b5ceb193b3e047ee91804e0dc8de4b1e5cec9594a54703ac7fa508f02200c195a7375071630e89df5fde16d9e92585d5fbe0564d58468cc04daef5b665b
 . . . . [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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