24groups.it
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:bc:8c:38:ad:9f:a9:99:fa:85:23:7b:b0:8e:60:96:91:7d was issued on by Let's Encrypt.
With 4 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=24groups.it
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:bc:8c:38:ad:9f:a9:99:fa:85:23:7b:b0:8e:60:96:91:7dSerial Number (int): 325496328985957765630404671286683962347901
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: c1:4b:bf:fd:af:95:41:70:4c:b0:2a:ce:8d:e3:53:e6:27:9e:bf:97
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 66:c4:b0:5b:66:10:10:5a:d0:98:b1:8b:3d:b5:de:e7:66:32:30:e5
Fingerprint (sha256): d3:b9:e6:4d:87:56:de:08:46:74:5a:6d:ca:0a:04:f5:23:42:f3:11:cb:60:0c:c4:d3:c9:f5:00:65:67:e2:b9
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate 24groups.it
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 24groups.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
24groups.it
24re.club
www.24groups.it
www.24re.club
24re.club
www.24groups.it
www.24re.club
Other certificates including the domain name 24groups.it
(limited to 100 certificates)
Certificate
The complete raw certificate details for 24groups.it in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFeTCCBGGgAwIBAgISA7yMOK2fqZn6hSN7sI5glpF9MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDEwNTU1MzdaFw0y MDAzMzEwNTU1MzdaMBYxFDASBgNVBAMTCzI0Z3JvdXBzLml0MIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzYGvU8D06Ho9SEnYxrU2q9Tyo15U1jb+M4TO CaEPDwIi5D1ZQT01GM7aqttA06gB66DYEuGW7mzvlXxUhK8WDhRphtJpsLDahYyG F/8F0fr2x0H4OfruGCG4lmy4KpSRzRI/kD2q6QhkzcBzGOhwq0o562nVqof+AeJa YWUCww5A1NhTpkTtMp/b/OPFdh5wzc/r+zZuKbveNv/jg2LjpzCCuPZf67RHLRDU eh5JlfC1/3t+StfF82ApaEfbOjBbzckJzJprOLWSus5gchmeWAl/+8Knix5utfXC hmfsdi7z+9+yK0L7J0bPktT/H4qVyfVkRyms6a9b3b5pIpyjBwIDAQABo4ICizCC AocwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD AjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTBS7/9r5VBcEywKs6N41PmJ56/lzAf BgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEw LgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcw LwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcv MEEGA1UdEQQ6MDiCCzI0Z3JvdXBzLml0ggkyNHJlLmNsdWKCD3d3dy4yNGdyb3Vw cy5pdIINd3d3LjI0cmUuY2x1YjBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEE AYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9y ZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1APCVpFnyANGCQBAtL5OIjq1L/h1H 45nh0DSmsKiqjrJzAAABb1/jbGYAAAQDAEYwRAIgTrEeAFyYQqXgmwB0gDbfDBBH d4WOW7PCgPN54NTUDioCIEks4m+s6j3b6O6QPgUUfyzcEgSWkGBa6Ii6Iomi1oAx AHcAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFvX+NsiAAABAMA SDBGAiEA72Ej+aJ2jHRIXrmmDkD2O2NjVjd2Wy0UAPwMgLTSziYCIQDSfCPz9Q6t C6h29lmW+eD3xjFCH+w09DV+SnqksbTPOzANBgkqhkiG9w0BAQsFAAOCAQEAW/Ca /u7W3EjuwPaO+p31QqSdaNdSEp3r9IMYDNIZqEh44BA2KuXDS8fJ7Uuh2dK0Xepc mfrE8DukyrBQkakHEq7hMwCh8HdiTNsN2DGTgF42TEHQ53z0w5IVDWclZTRqTMwL M971i/RTNFC5em8QKPGyOGdhSTaBIGb0zVcs+z2bIjygHkgt2cndFLq8Us9NjUz7 iGwwQyZ95Z28U//MCaLzKXvOLLl/At46zyv3PH1Fc0nxJHqzihyNur7MEQD7hJyn qSZIo2ODhVz2ChpungRnJS3Pph/xIB8NxOHFzosW553xSi+7OkTKGuTIH91T16qi wBvlQ995CcijyI345g== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzYGvU8D06Ho9SEnYxrU2 q9Tyo15U1jb+M4TOCaEPDwIi5D1ZQT01GM7aqttA06gB66DYEuGW7mzvlXxUhK8W DhRphtJpsLDahYyGF/8F0fr2x0H4OfruGCG4lmy4KpSRzRI/kD2q6QhkzcBzGOhw q0o562nVqof+AeJaYWUCww5A1NhTpkTtMp/b/OPFdh5wzc/r+zZuKbveNv/jg2Lj pzCCuPZf67RHLRDUeh5JlfC1/3t+StfF82ApaEfbOjBbzckJzJprOLWSus5gchme WAl/+8Knix5utfXChmfsdi7z+9+yK0L7J0bPktT/H4qVyfVkRyms6a9b3b5pIpyj BwIDAQAB -----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 325496328985957765630404671286683962347901 . . . . . . . . [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 2020-01-01 05:55:37 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-31 05:55:37 +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 '24groups.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 25942802511741284937201981681296561789758895638659905539718852961124640110920318269776961866289115980560428958439779540002763553469798575232029007679501870060295673870035308636243291193093502058906299323750316706271068213556832989192936415839726170610425740390641314912647382090570697180189540848749792251424936436190911820229912537415897035348328482476013722328649178128412981385712935948966910645739952455292469708339490439098200658843290785286578132990926292339700775145273494518920813936261716817780551897034109592974072548976641068159286956469084459406383844450433749209967704748235069418681590909278334880621319 . . . . . . . . . . . . . . . . . . . . [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) c14bbffdaf9541704cb02ace8de353e6279ebf97 . . . . . . . . . . . . . . . . [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 (58 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '24groups.it' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '24re.club' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.24groups.it' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.24re.club' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f5fe36c66000004030046304402204eb11e005c9842a5e09b00748036df0c104777858e5bb3c280f379e0d4d40e2a0220492ce26facea3ddbe8ee903e05147f2cdc12049690605ae888ba2289a2d6803100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f5fe36c880000040300483046022100ef6123f9a2768c74485eb9a60e40f63b63635637765b2d1400fc0c80b4d2ce26022100d27c23f3f50ead0ba876f65996f9e0f7c631421fec34f4357e4a7aa4b1b4cf3b . . . . [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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