natur.it

Issued by R3

About this certificate

This digital certificate with serial number 03:56:1e:f5:07:aa:49:0f:6c:df:ac:05:f7:c7:4f:97:30:3b 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=natur.it

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:56:1e:f5:07:aa:49:0f:6c:df:ac:05:f7:c7:4f:97:30:3b
Serial Number (int): 290642290458553602213410501362470608121915
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9d:18:b0:ce:54:73:f9:89:d8:07:e6:1b:d7:ea:49:3a:4c:6b:7a:a5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5c:f8:44:39:05:05:71:0f:fd:47:05:36:38:94:ec:51:ee:6f:f5:a9
Fingerprint (sha256): b2:ed:a7:d8:c7:3d:aa:f7:f5:bc:02:e9:50:bb:4b:a1:3a:3b:c0:eb:b7:89:ad:fc:02:f7:34:cc:b7:df:ce:52

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

Revocation information

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

Check the revocation status for certificate natur.it

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for natur.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

natur.it
www.natur.it

Other certificates including the domain name natur.it

(limited to 100 certificates)
shop.natur.it
shop.natur.it
natur.it
promo.natur.it
natur.expolab.it
natur.expolab.it
natur.expolab.it
promo.natur.it
privacy.natur.it
natur.expolab.it
natur.expolab.it
natur.expolab.it
natur.it
natur.expolab.it
natur.it
natur.it
natur.it
natur.expolab.it
natur.it
academy.natur.it
shop.natur.it
privacy.natur.it
natur.expolab.it
shop.natur.it
shop.natur.it
natur.it
natur.expolab.it
natur.it
natur.expolab.it
shop.natur.it
natur.expolab.it
natur.expolab.it
natur.it
promo.natur.it
natur.expolab.it
promo.natur.it
privacy.expolab.it
promo.natur.it
shop.natur.it
privacy.natur.it
academy.natur.it
promo.natur.it
natur.it
natur.it
natur.it
shop.natur.it
natur.it
shop.natur.it
natur.it
academy.natur.it
shop.natur.it
natur.it
natur.expolab.it
natur.expolab.it
promo.natur.it
shop.natur.it
natur.it
natur.expolab.it
shop.natur.it
promo.natur.it
shop.natur.it
privacy.expolab.it

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvu1E4ZxyMglIgnepEtuB
wxBOQU/z8qiYjZ7Be2fz6pOlpjLfVMNrL78INV+TnNJ782SMo5hvTr2KcCDGA43t
t+v6P2KqBA1W15IX4A0IncPTi4C6/8Mta2yqk/VnlDo8Wy8tsgqA0JEfx2fFQJO0
aS/yTXvOGX/hAe+TcyLK60RqDiwvNokTJc9sVR0LkCz6idfQxrLF571JxjV7TXbh
NesVvcVPgQNnH0A2oG2/OpDLxcUwL0sxMl0mmfu13nccCo5mA5b194i5s2flHfJG
tcnJgy+axthp7AanBOJ1vAmDMUwhveyAbKEYDg9kKPzuZ48S5/mhnGv4MlhnAB4Z
mQIDAQAB
-----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 290642290458553602213410501362470608121915
 . . . . . . . . [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 2023-10-21 09:55:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-19 09:55:37 +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 'natur.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 24102279681475742843927692012013877136625732438309346545899332725050058508435758794791441616520567184693187790512575055750426130165931121001889996171121322052115313969403879631126741247160250601482048393539675907610764757083331629492315383296905166421742498695734550751029553208761333277571991793950137501892527880456472318640845400710602816545704299667779558939647622689746080613254659678902392887873162790160566612950320077537794618925930854237934256091504106285167856317663616934403937145815349817080189511514791316964181705946160353980796054530791269885863271528344676415659164049147814011436921627353873960016281
 . . . . . . . . . . . . . . . . . . . . [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)
							9d18b0ce5473f989d807e61bd7ea493a4c6b7aa5
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'natur.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.natur.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b51e0553e00000403004730450220374034bcc11890921264c23386eb409abfc4c6f406683d07614eb90ee6390d3c022100c0c89d678ebef34796aa5e9b8cc0718a938006d68f22d19c7467c11d56a5a92900770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b51e0557f0000040300483046022100f105e123e639a1bb04f253327fd2b2023d2474feb3fc88b05633348c851d5357022100a68bf5d18a0bcbeadddeef6ab999fa78791f56d88d8f72b7906078f0fd217ec3
 . . . . [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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