twai.it

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:91:15:14:c9:55:6a:31:92:ee:fa:d4:cc:c5:e3:9a:69:24 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=twai.it

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:91:15:14:c9:55:6a:31:92:ee:fa:d4:cc:c5:e3:9a:69:24
Serial Number (int): 310705822716197060561922920631225898658084
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bf:40:4a:ae:4d:4f:2d:2e:bf:31:53:4a:f3:74:3d:3b:12:4b:2c:fb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 70:28:40:2e:92:fd:2f:e7:72:d7:5e:0a:d1:c4:12:64:2c:20:4e:e5
Fingerprint (sha256): ba:8e:e3:7f:c6:78:46:a2:a5:c0:59:ba:9a:a1:6c:35:a2:5e:d6:79:7c:dd:4d:f9:47:50:de:9d:82:c3:3b:bf

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 twai.it

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for twai.it

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

twai.it
www.twai.it

Other certificates including the domain name twai.it

(limited to 100 certificates)

Certificate

The complete raw certificate details for twai.it 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 310705822716197060561922920631225898658084
 . . . . . . . . [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 2017-02-02 12:13:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-05-03 12:13:00 +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 'twai.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 689846222156685838452300939014648754166736195098013580726612821609159588123827327240022636881190204346610669770739210823078715992460625479097593166372323224085623177754143172518037175852663621476719918027272052017720558109129873642361615436847206567517267996484853304663211413850487109914378234126687626447193830055854474562591026304911476167415349349031421498146415469032908601233214834246127201293792402977257116842054358779163913817737145682462537956288895118892354451237879452584038735269430577589758346517157373565702564549730438450350849437266290151527018675908535598264402568844447915312844707395551319548227679746849965109032096689366680139321033380914983550892606679365331266771330421063082819245845575597735731056479297886515300551219268680509275772754248715978690587944901653559193775197096044083481617101890397052158762216743744976736690517188418270020828896468299778422699221614477679800267341666739852088134080017332666041928914009284506162934856352100019995891871760842892857132822146142717053619486143975831840519192625131212447508628748261648943051016163307016836565790372760960662472235594247062738513347532992106982790012895997882912032983434066273714008899671489922738764968248676718098114164210910596524084373941
 . . . . . . . . . . . . . . . . . . . . [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)
							bf404aae4d4f2d2ebf31534af3743d3b124b2cfb
 . . . . . . . . . . . . . . . . [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 (100 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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'twai.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.twai.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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