24groups.it

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:7d:bd:af:7e:91:97:1e:07:90:7d:d3:64:82:3d:76:b6:4f 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): 04:7d:bd:af:7e:91:97:1e:07:90:7d:d3:64:82:3d:76:b6:4f
Serial Number (int): 391236574902430349378889613450709550151247
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 80:2b:54:c0:90:d5:37:7d:67:32:8d:37:1e:48:83:54:42:55:e1:6c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bf:52:c9:7a:c1:f7:8f:66:22:9b:7a:61:fa:75:8c:e6:cd:4a:b4:87
Fingerprint (sha256): aa:6d:42:e6:9c:62:88:a6:91:82:34:47:6e:28:d5:c8:65:d2:0d:4b:6b:6b:02:16:ef:83:c6:8b:41:7f:8b:ba

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 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

Other certificates including the domain name 24groups.it

(limited to 100 certificates)
www.24groups.it
www.24re.club
24re.club
24re.club
24groups.it
24groups.it
24groups.it
www.24groups.it
24groups.it
24groups.it
24groups.it

Certificate

The complete raw certificate details for 24groups.it in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw2EJ66mfI1EPBV5P3geS
E3QBrQ0MZvpIDvz6OIZu4TmVDrLnlES0Aro4zQmaNMjPIFd/7rgYEoSIUOSBO/cq
PLss8uQR0MPjN8vLxcxxP5/878kGt7tCHy+fFKnUkOM5ERZgL0yQenGOEMj/Q3fG
OO1s8Fcle/p/rM0jDNaosagffNMWRGPuQZtzGBQA64yeCCXzFBk+J9WVrqqdISvf
7bDpkVctMUYbW5WiNjbGNGg28n5ybrO7k0rSzHGHJnZGAGQl+R9qsNWYrY8AFQOv
2HH4ZGrOW6oLObL5ScwhodZbW+uNZCNtf0i7fXN1uMsGjx0hw5SzPGnw99H/PsEm
0QIDAQAB
-----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 391236574902430349378889613450709550151247
 . . . . . . . . [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 2019-09-01 01:51:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-30 01:51:02 +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 24664321060532515780192371559767229283287090606588927847633582957374477228946508922752073887181535120507901912459003171531516758703258841524338720861522679485681650362133257070833947213241291253127214088611444255307704031344648166721806393450750400664117954904718469247384964653609437476252682238213455756964088705807034661825030657438513625377907660184398309162459802309412146386741595489066034479758955708853417934158376383423965273709625287035271113037528310831285974672175399038834388216059856035493561902112483307150151409216086454384701753488862899480990509165684335053072816490331604685575157085221851874010833
 . . . . . . . . . . . . . . . . . . . . [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)
							802b54c090d5377d67328d371e4883544255e16c
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016ceabba8b7000004030046304402200c9d601b3ee4161ee500fae02cc6b868273825e6a11a7edf94e77b5a72a193f4022002ca5289a0b5d3b585fdb76211d5f865535091c5a3ad5455192b1782b329230600760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016ceabbaaac000004030047304502207d81957e24e0c7645e43f293cf4cc9df389f0c426c40975be43d6046deca96b1022100dc813234a782b86770a5b715e4f4815d8a21297e5c9e8ab1810c2f2d0b526b2e
 . . . . [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)
		00249d7d218a94eed6f935396bc99b04e07e8dba0fd0a45de85fd7b9dd380aa31e84a8a5d68371e93a18cfe30daf96800c95d49d510fdce079ce71ffae56f2c1af864f76533515bddf67eecb59df424c158501e7805cb95cebe24b70f749a5c899b79d7a68c877e88e0b830bf389d38984054e7b8c03bc7724a6f0b128f3055afaf9be47084e20ae0604f9c6a0beb0969ae5a0f41064329743bfa47c901a4976a741f85eedcdaf7ddfd3b3389f3ba3beda9360607d98b13b3f084fda2671032b425ad83e88e8eb3662797aadf511862a79bf646d2796e19b6cc5cfc715ee4429fe57fc591be162cf254887fe6549c071eca8260fd14872effe187fdd90cdfe248d