classe365.com

Issued by R3

About this certificate

This digital certificate with serial number 04:14:13:a9:8f:43:d2:b2:ec:61:f6:0b:05:21:49:8c:52:b0 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=classe365.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:14:13:a9:8f:43:d2:b2:ec:61:f6:0b:05:21:49:8c:52:b0
Serial Number (int): 355280926801306830011005992660825354818224
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 63:92:0c:e0:80:12:cd:33:d8:34:66:2a:9b:f2:6b:a6:73:1c:6c:ee
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): db:37:ae:8a:10:84:bc:5e:9d:c0:8c:a3:31:be:e6:7e:1a:de:2d:73
Fingerprint (sha256): 01:56:e5:40:eb:cb:6c:bd:20:0e:d6:aa:8c:72:90:63:ec:06:1a:fb:a4:6f:2f:59:48:f4:92:97:2d:b6:b1:4e

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

Revocation information

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

Check the revocation status for certificate classe365.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for classe365.com

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

classe365.com
www.classe365.com

Other certificates including the domain name classe365.com

(limited to 100 certificates)
classe365.com
*.classe365.com
mail.classe365.com
classe365.com
mail.classe365.com
mail.classe365.com
ssl.classe365.com
ssl.classe365.com
*.classe365.com
*.classe365.com
*.classe365.com
*.classe365.com
ssl.classe365.com
*.classe365.com
help.classe365.com
*.classe365.com
*.classe365.com
*.classe365.com
*.classe365.com
*.classe365.com
mail.classe365.com
*.classe365.com
*.classe365.com
ssl.classe365.com
mail.classe365.com
mail.classe365.com
mail.classe365.com
*.classe365.com
help.classe365.com
mail.classe365.com
classe365.com
mail.classe365.com
*.classe365.com
mail.classe365.com
*.classe365.com

Certificate

The complete raw certificate details for classe365.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEODPHFqNkWXm0d2yCBU+98fzg95I9
fpmBpw4Yk/vSWwmJmn2+/qPXI6PA0f0VzCMspxUHm9Ez43MvL8Sj+WjQEQ==
-----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 355280926801306830011005992660825354818224
 . . . . . . . . [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 2024-02-13 14:29:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-13 14:29:51 +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 'classe365.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				00043833c716a3645979b4776c82054fbdf1fce0f7923d7e9981a70e1893fbd25b09899a7dbefea3d723a3c0d1fd15cc232ca715079bd133e3732f2fc4a3f968d011
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							63920ce08012cd33d834662a9bf26ba6731c6cee
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'classe365.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.classe365.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 (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)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018da316bdaf000004030046304402204cd3bd8c69bb4ce7ff900a8983fdeb9f022aa04a91e43469bf39e02074f2e3180220678e4e2f076a9f1a53ec5244b76e140652175644d1ac8322f72f91f4c16736540077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018da316bdaf0000040300483046022100a468cb5c45538c58ef30563d0ad43b79cd4ec29ef6bab619aa3ea129539ae4f0022100c850c486ccae5b5c48ca88aa4af6eef5fbc2089ae2118d4a21f5e3f42d48d041
 . . . . [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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