twai.it

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:55:29:bf:ee:49:a9:83:b6:6e:4a:d4:04:9c:1d:a4:76:4f 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): 03:55:29:bf:ee:49:a9:83:b6:6e:4a:d4:04:9c:1d:a4:76:4f
Serial Number (int): 290316353893137274767210913600485456115279
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 10:9b:c6:2d:fb:ff:7c:da:a2:06:56:df:d0:95:99:e0:5b:71:49:4c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e9:4a:c1:d1:24:40:6c:3a:cc:ec:1e:2d:52:b4:36:98:d2:31:6a:c5
Fingerprint (sha256): 74:16:28:5f:5d:0a:92:22:27:5b:c0:35:2b:92:16:89:79:30:a1:20:b7:65:7d:76:bf:8b:23:27:70:b9:e7:9e

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

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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 290316353893137274767210913600485456115279
 . . . . . . . . [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 2017-06-14 23:31:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-12 23:31:00 +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 855319578491606458100177374302369548206717770798789551006801377824925963366827984350668750851786973433789275703722576281782061861121704878635752812259485187396501754727861190695094014673953444537687264450211890300420522426574439623242050429057316908554162322997561815634480424192668879670305697058585714885527562689045080375880150977464956226754104487288991421963966032764676703149248138666061704204548749664549709333300024547854224695491648653023877085377292084237370400388905098993169911679552498472463204001526836723557110126351231058311299172542288770508647394862998898905275176162189733075655763416685037102329462388056836673549702794548655823099103830019331326892228913997833754440484796227443984666250990732114561138307808816292840456434501653328485236354724125764651243364970898299527660244728703672689961733464463506728985298018595098336563707461660801122481681555849052982565554047435292654483702768109466031535913589243008053608180093548543025792493461675972200986680448112936215904937967086270119267361572888684117486983678037453481646480938769036874142498728129463054124384692119015990333996596161588399365895392287956216363391322547643122289125210997444342710137290549880575246810298704532694691860570132182167534750239
 . . . . . . . . . . . . . . . . . . . . [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)
							109bc62dfbff7cdaa20656dfd09599e05b71494c
 . . . . . . . . . . . . . . . . [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 (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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