twai.it

Issued by R3

About this certificate

This digital certificate with serial number 03:11:f8:a2:30:ec:79:ab:a8:e0:a7:c8:46:20:c6:88:d3:d0 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): 03:11:f8:a2:30:ec:79:ab:a8:e0:a7:c8:46:20:c6:88:d3:d0
Serial Number (int): 267452148720273598135956863586659507688400
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f8:8f:95:59:0a:15:c8:0c:de:11:ee:29:21:0a:65:fe:b1:0b:65:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f4:ec:b6:42:a1:6f:ff:92:37:cd:6f:ef:13:e4:bb:43:48:b8:b1:ed
Fingerprint (sha256): 9c:9d:65:4d:05:a9:be:6b:2c:46:8d:3f:19:30:1a:a7:1a:db:b4:6f:7f:0a:ae:a4:bb:72:04:95:15:54:86:f9

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

Revocation information

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

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

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3MWEeIsODSBgzJiytojR
yM4WFGeY6VCIk6l/B+TpY5aTGvWpog5CB6li2u1QtGOPXE3Fn58HBz2QN7rOQ/P+
VGbg5A4lbsIicI7WnCrXZKh9cq/0db3h/qkYCGDTVxcXDM2PfSdXRd4G5K2eMY70
a6cZ7+K/mEJ3NbLvOxsbx1X4Nqu3IrQRI8i6+vHdw/A+Sk1p3jAQf3HfXIyIQStD
n7/g0l2CI/7pmiKGn/cFdcxKQgzx5dhmr7x+lXUEwS2A5uKSGH/feeLNIXx+j+EH
fAGfsYlT0l/HCCkVH0nPBIsoVo4sBWb2Q9jTwkKupacUgr/coB8YZkjHmbcMGM6/
EwIDAQAB
-----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 267452148720273598135956863586659507688400
 . . . . . . . . [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 2023-01-21 12:18:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-21 12:18:34 +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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27869826584329204852039431342543216007329774924018484104590429601643463953591392334672013005320275921490279178238931936792385058422859673153881346604811465569183847818815824886242837112789289536242785771858868889411372965281700066063313069667795971234155825571331060664439971240328538814099032021214073012768697718033610154139679195429532946092734091271006479293585358413748090752538726370757556795452657670745932530252958550994972828888356916653810445709644879012597994744192665268031184669000655418771769356018488031435602499373916274014799396830140995275768984174620756207426366434289375240410245947572251905670931
 . . . . . . . . . . . . . . . . . . . . [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)
							f88f95590a15c80cde11ee29210a65feb10b65af
 . . . . . . . . . . . . . . . . [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 (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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000185d47b1958000004030047304502210088f30cc02b480959f0d8bc9aa9c1e6091843fdd0b4b8c2a95c14afc300f13b6f0220458d6c29e20f6a3ce09b65685acb0fb3ae02d8ec5eb6461c0aed783ffecf8ce7007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000185d47b193e000004030046304402201e967faf05bf1cfc576d3d9de98f1cae4fefce8c6242d0c5f9d1770595bc57b3022031b2ad314031adcbf3a606809f6b672aaa5c48c76bb1a14120a68ec4f76f02d5
 . . . . [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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