tecnoacademy.it

Issued by R3

About this certificate

This digital certificate with serial number 04:02:8c:97:af:c3:62:7d:b4:21:e6:6f:13:01:bb:12:36:74 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=tecnoacademy.it

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:02:8c:97:af:c3:62:7d:b4:21:e6:6f:13:01:bb:12:36:74
Serial Number (int): 349316587982020044321265915967488904017524
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 86:db:48:cf:68:fb:bf:bf:fb:5a:67:65:73:2c:d9:1d:2e:93:bc:f6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c0:fb:aa:4e:7a:e0:f0:f3:c5:80:36:26:81:50:f2:bf:c4:d8:6d:83
Fingerprint (sha256): 6c:2e:9d:31:7a:e5:de:20:ca:ce:60:4e:ea:e3:66:d9:58:85:99:bb:d3:5a:c3:e3:04:e3:64:95:74:bf:e8:f1

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate tecnoacademy.it

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tecnoacademy.it

Public Key Algorithm

RSA

Key Size

2048

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

tecnoacademy.it
www.tecnoacademy.it

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Certificate

The complete raw certificate details for tecnoacademy.it in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArX70XZQRg08bJ+mtxvpH
AaRLK5VSjCzNYXEmH5nHov2U+9eYBXMn63LkNGOpw4mDbbzK+fMXDfcV43IEXHmJ
uE4RPEH1cy6oVhxbl02yQQZKj8xlwd4uuIE2/8aZm1Sf2CfmYHL1Xv1UWl0ixKya
3kDnCH23e/4l1Nz4q7AUcAqU+H76kwclt8tvqA9EKv3qtqPQ7A/sMH/aa2Pv1whC
T7JlmMt/zNqSmo30CEPYBbZmAT/vnlpe0CL42vkLD4fgMJm8+60vAiW5YO9kL8/j
ECFTsgKMM7D4ZUlzdnON5kNxYLHtv73jqgDZGvErXAA9SScW/D312l4jrR7cfmHU
vwIDAQAB
-----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 349316587982020044321265915967488904017524
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-23 21:46:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-21 21:46:17 +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 'tecnoacademy.it'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21901830382428647755574378317425008762617558809784667016494192116410948818291196388117940149231437827685120375577776020497403581130026128523605930757184520129366434115692981382888830182899779463783180558758701483853642600255404737293735046117561541877142700311555523108044459231758707056202185292671409749694577251410954968361587970515840433834915240515958197391667011638916620223444123548544188853386548675832014468983155934043733482652228372782111100548660756904078037221093460508333152231208866244639255949742011125114275561966450492502563823125322954390430387548824128600817557667941367514134032920644158234940607
 . . . . . . . . . . . . . . . . . . . . [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)
							86db48cf68fbbfbffb5a6765732cd91d2e93bcf6
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tecnoacademy.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tecnoacademy.it'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188ea6fd7ab000004030047304502207ca24741fe60d95684f8d46c375c612888c42dacb27d12bc402ed5fe12f408a2022100c4e0f6d13266e32cb52b75678c6850967ea02b3fe0abb4c5e7fa54725ec38cf80076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188ea6fd7b9000004030047304502205174ea44723f57d1a259364e5dadbc8f3e7a5a212ba203e1aed963d383c1b073022100aa9ec0bc58e39d94108bb643b8456b854e0b9d0b348fdd3775f34c3c605bbb71
 . . . . [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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