contraddizioni.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:31:45:0e:a3:c8:92:08:8e:bf:52:af:4c:a3:7a:e6:36:66 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=contraddizioni.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:31:45:0e:a3:c8:92:08:8e:bf:52:af:4c:a3:7a:e6:36:66
Serial Number (int): 278102486520195496387415163055705751434854
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:c9:98:d3:dc:1c:1c:9d:c5:b8:d4:45:e0:07:86:b7:e8:63:ab:ff
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 20:f4:15:e5:99:27:8e:a1:9b:19:74:c1:4a:da:37:a6:b4:b9:5e:b1
Fingerprint (sha256): cd:2a:7f:e7:34:04:66:6a:12:10:c4:27:36:e6:cb:7d:03:93:83:7a:bc:99:a2:16:20:25:49:c8:8a:66:ef:b2

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 contraddizioni.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for contraddizioni.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

contraddizioni.com

Other certificates including the domain name contraddizioni.com

(limited to 100 certificates)

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-----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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 278102486520195496387415163055705751434854
 . . . . . . . . [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 2019-05-27 06:07:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-25 06:07:25 +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 1.2.840.113549.1.1.1 (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 844049612014787716916304932095883308327287706417494531582760153022043993032413680351586069327416113718701696270559038603157319127980256526056273961434440723467019691865717494817138605760025331048905155321253949000446046108404341619091160812713820402551976285196062581768988725619653709761980815727487355484040115434841758685593945721486162654343961876684485356905653657162978029870371013401899548568611624914589560521875808828447092768745003338984875955989913142511401302977563730682468427644135398542304643824767810407107094577155729742743834092376946887587482664546877796010303547609838678270137377624914596648680429713161379904479668149231578843256516563913628794962832332390427976159466507198974753710836801849816810050467621936977867063489530236859706636413263580959348108747524868329667919849394834156042465661860655570104681181629365690041480482899833043810034303514594258086325455017776488408134941356384669860433010047814617659792063969282501672898479359941027621678921186267351252929301693507582289161975689764353427426377119271213307838180971006246813019531759952784462811933841606348700090504606922233759691819372701922553137658596897150326650727918619564050027959708571540303966217313572740155710305460271808537089816301
 . . . . . . . . . . . . . . . . . . . . [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)
							adc998d3dc1c1c9dc5b8d445e00786b7e863abff
 . . . . . . . . . . . . . . . . [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 (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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016af81d86f80000040300473045022100b0ccbe71502ec9d48d1aff1eb8bf03961ac44d1770c5d3c7eb62dbc27de4a92b022049934e4375c84154da5d4777722eb14dc7e2949750513395aa2a97b28b30e1b8007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016af81d890f0000040300473045022100ff60250ea23385b8b3f5a02023997794f6f9c73cfcaef0a81382bb87160c7b430220358b8bd4688f66eca7038e74642d1821d6d1324e93f657525b580fd346ebf511
 . . . . [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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