contraddizioni.com

Issued by R3

About this certificate

This digital certificate with serial number 03:f1:e4:96:0e:24:f7:ac:13:2a:04:09:f6:eb:77:01:f3:04 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:
  • 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=contraddizioni.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f1:e4:96:0e:24:f7:ac:13:2a:04:09:f6:eb:77:01:f3:04
Serial Number (int): 343648751337677249802515091980430774235908
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1c:99:b4:bd:61:20:e1:c6:e5:86:de:e7:24:8c:96:5a:ef:93:6e:a7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): dd:ff:13:65:92:06:79:2e:bb:57:86:42:88:14:46:de:65:37:4d:31
Fingerprint (sha256): b2:d5:4c:c5:76:24:a8:b8:f1:e4:1e:9f:2b:76:ac:5f:18:9b:56:27:bc:7b:84:68:4d:c4:1c:66:fc:7c:cd:53

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

Revocation information

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

Check the revocation status for certificate contraddizioni.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for contraddizioni.com

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

contraddizioni.com

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www.contraddizioni.com
contraddizioni.com
contraddizioni.com
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contraddizioni.com
contraddizioni.com
contraddizioni.com
www.contraddizioni.com
www.contraddizioni.com
contraddizioni.com
www.contraddizioni.com
contraddizioni.com
www.contraddizioni.com
www.nocondom.com

Certificate

The complete raw certificate details for contraddizioni.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEYWje6EU3VUXfB3rvZpAJ6Jfekocv+abQ
Ivalq6zBcAD5m7K+uJsAtqijsZ7jmsp8vdEnusqhPTVOIR//j4ZLa8jr6Gg7fYB2
cALINUU3bCIr7bwduqMf1DZkqspNpiz3
-----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 343648751337677249802515091980430774235908
 . . . . . . . . [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 2023-11-13 20:26:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-11 20:26:56 +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 'contraddizioni.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				00046168dee845375545df077aef669009e897de92872ff9a6d022f6a5abacc17000f99bb2beb89b00b6a8a3b19ee39aca7cbdd127bacaa13d354e211fff8f864b6bc8ebe8683b7d80767002c83545376c222bedbc1dbaa31fd43664aaca4da62cf7
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							1c99b4bd6120e1c6e586dee7248c965aef936ea7
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'contraddizioni.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 (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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bca9496b70000040300483046022100c7183574b88e15ec11b2cfb7e2ff2a7211e85985ae7f47e3039c8337eef440c9022100f55a6deb6367e5db0dd9bdc8b0df4bec72609c3c910562365a544cf84b9bfc32007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018bca9496f10000040300483046022100b93bd4922918f38387df503aad9d83b3106b30f8cf666986705505d6d1e8d138022100c7ce85f109c344b6869ff26d192c173dedd9b5690c4771da00d7f2a99b9b3cad
 . . . . [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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