twsweb.it

Issued by R3

About this certificate

This digital certificate with serial number 03:2d:f7:a2:24:12:80:5b:8c:37:47:6b:1a:eb:19:7d:06:c7 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:
  • 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=twsweb.it

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2d:f7:a2:24:12:80:5b:8c:37:47:6b:1a:eb:19:7d:06:c7
Serial Number (int): 276978725505405505070781253327559245760199
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 81:f2:ab:d6:7d:37:7b:cf:9a:0c:12:9b:87:ed:db:bc:ad:57:b5:27
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b5:d6:3c:c9:bf:9f:ad:f1:8a:de:d4:26:34:9f:55:af:0b:53:09:99
Fingerprint (sha256): 3b:f1:d6:3d:75:d1:84:aa:6b:d9:e8:00:d7:2c:88:61:db:bc:77:bb:70:c6:8c:07:b7:7c:22:1e:d5:1e:07:a9

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

Revocation information

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

Check the revocation status for certificate twsweb.it

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for twsweb.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

*.twsweb.it
twsweb.it

Other certificates including the domain name twsweb.it

(limited to 100 certificates)
www.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
smtp.twsweb.it
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zimbra.twsweb.it
spreedbox.twsweb.it
imap.twsweb.it
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cloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
cloud.twsweb.it
ldap1.zimbra-ilger.com
test.twsweb.it
cloud.twsweb.it
twsweb.it
twsweb.it
twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
cloud.twsweb.it
cloud.twsweb.it
cloud.twsweb.it
www.twsweb.it
cloud.twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com
www.twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
testcloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
spreedbox.twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com
cloud.twsweb.it
cloud.twsweb.it
twsweb.it
twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
cloud.twsweb.it
cloud.twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
cloud.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
www.twsweb.it
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
ldap1.zimbra-ilger.com
twsweb.it
ldap1.zimbra-ilger.com
www.twsweb.it
ldap1.zimbra-ilger.com
www.twsweb.it
www.twsweb.it
ldap1.zimbra-ilger.com
cloud.twsweb.it
cloud.twsweb.it
ldap1.zimbra-ilger.com

Certificate

The complete raw certificate details for twsweb.it in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsANqG4n7OT19umMGZggA
6x6bDG6oiTt10XUXISagAXZBDPKRjnLWNmbwV7GPYEWpTUF+z76coz55itCg9YpI
i6Ett0CfpGM2rg8Hhh7qhersdzOBgOMTxEnT/uQyFYw5SSR6MVcDaqIeCkVs/bWR
F2xqwlNo8N/RqrgIciQV3cUft6nGtRWwfqqbAOXGqtiDTzYq7hm1Gv4YOJa+Qbvl
jRWuhe5r9Gculf0YGSc7xfncPy0wgk3xu0f9OT13Fl9gfk1ILA10CgDxAmRBjbaY
2AS6ytenwcB5itCq489eNDmW12u/WTC/eURrRI1v0aXDIDoJS8L0mkDUVQleQFqU
swIDAQAB
-----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 276978725505405505070781253327559245760199
 . . . . . . . . [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 2023-10-04 23:28:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-02 23:28:04 +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 'twsweb.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 22219625418205428979327692149043921703646531786200726753533687670957785649801239974434158014046690057384496391488730743788699987385208271282094452693864519912685726175023836483680421196788806893681052228005034935408836418168678123301554737802877423358713188556023199584554923955825066047426727859467197706955937611463609361440687877659086364397597696707268355309977385262789451785343154398005344142272675849445756188428287632423821658731953432833737467367943173539716375669785773725299160367994904657927417442692987463321144560606199761372758099883095120980372976430431064805193089186448499574588723404901435959841971
 . . . . . . . . . . . . . . . . . . . . [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)
							81f2abd67d377bcf9a0c129b87eddbbcad57b527
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.twsweb.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'twsweb.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018afd3c0aa0000004030047304502204c9934694eb7ca1ecc2852f7c4d0371e7a99942a4d08c565a15fd8496961ee81022100877ef5fcc0df20bcb480ceb77cf23771266bfa022bd045fa8dd1988a469f8f86007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018afd3c0aaa000004030047304502200eefebbed89818a54c16ab0b4835d965eb04d124c1f0524dec7974a6da16de9e022100d6e8d02614e6535a49eba3650ac448435936eb547494ecd77ef22c91458c3d86
 . . . . [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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