DV SSL/TLS Certificate for sergiobosi.it

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the sergiobosi.it DV SSL/TLS Certificate

This certificate with serial number 06:61:7a:f0:e6:98:78:e7:a6:56:30:bd:9c:de:5a:03:c1:1d for sergiobosi.it was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for sergiobosi.it provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:61:7a:f0:e6:98:78:e7:a6:56:30:bd:9c:de:5a:03:c1:1d
Serial Number (int): 555844521825658626721413883208686863892765
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 1e:ad:57:1c:66:80:e3:b7:48:7b:2e:64:39:3d:20:88:6a:aa:ea:ff
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 2a:08:74:43:f2:18:af:62:bb:3c:92:14:65:09:22:3f:a1:a1:a8:2d
Fingerprint (SHA-256): cf:13:52:2b:80:cb:c7:6e:29:ae:6a:e4:c2:61:58:23:f9:c2:88:38:af:b0:13:02:72:d7:75:81:a9:4f:b3:1a

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/30.crl

Check the revocation status for certificate sergiobosi.it
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for sergiobosi.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for sergiobosi.it in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnWFU9SH3jrtmPKxp8A/5
ID0wHR1sv2s7JTw1Fs3gwzkxa0DQIA9sO9u8aLCSyQ/DSHfeccGLTzBUCF4DBDzd
oGO9uUKTLHfoUqQ0aboHALvSlQXSZlc794/6iKgUkhHqxMR0zuadlhekiDXmRHXK
pn9pNRxKlYvK52sUzli4ONkPk59qxqP70dvN7H1e8NUFh9sGj65UqzSLL/SN6MnU
xzIkq1vrHvrr0yZOpACuliLv72vw+iX/d9yb9uHa5DE8c944YSLVWMZAp0dQhHf6
ZyxB9q8h7Kruv22q78ZLf1Q3TgKVqkjMnTpvqP0p9+Ll1f0GJEYsbtzCzMaV2pVW
RwIDAQAB
-----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 555844521825658626721413883208686863892765
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-23 22:23:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-21 22:23:40 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'sergiobosi.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
 . . . . . . . . . . . . . . . . [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 19867410011354032623117359666922297059637947591935347252322525553103711232492453315434293371528258268302025746003933060700971282775862744104923981276958149768822600227812339109153235182206461074599315181644511296554074695082420271083615524572703710627586565875163779905139948552531707714462315285479914731626866266838922013686284168311461406796936148521342986358700690806243854203625793753614662923767343922987593513696951342525519356870080346061010958732918986385026688607426589125595440681833098231835839552994346910469761499119573817173915181626189906124641489538614692496613079003557735678182149444109133531141703
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							1ead571c6680e3b7487b2e64393d20886aaaeaff
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sergiobosi.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sergiobosi.it'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/30.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196ff7444b900000403004630440220081d8fab149127fa8507d68a2a013e62dd7da2a0a06235d358e07ec69295b36f022024c4b0585510db61a63f8e0cabec0bc5c617e3947cd8e7db6ec1c00af79eafde007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196ff7454690000040300473045022100cfaaa54673e0cf0d2c1852ae7b847c1e3ac9d1e8149ba9cfa2a24c834146bfcc022001150a938c08a636e8c76f28dd8af8f05eed7347cf17ab74b3301029f1fab5e5
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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