www.osservatori.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:9f:c2:52:46:6c:78:fa:70:95:45:f3:69:53:62:09:3f:fa was issued on by Let's Encrypt.

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=www.osservatori.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9f:c2:52:46:6c:78:fa:70:95:45:f3:69:53:62:09:3f:fa
Serial Number (int): 315700051563597383937206733798191294660602
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4e:45:2b:5d:a3:e8:a7:11:79:6b:52:22:13:23:f3:d3:a2:fa:ff:c4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b2:ad:f6:02:34:8f:e4:45:5a:0c:32:a1:a6:f4:bd:73:fa:fb:6e:8f
Fingerprint (sha256): d9:eb:21:d1:58:8b:17:2d:2a:c2:0d:bf:9b:d5:f5:de:a1:c6:e0:41:63:44:1a:c5:1b:38:55:67:31:cf:fb:66

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 www.osservatori.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.osservatori.com

Public Key Algorithm

RSA

Key Size

4096

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

www.osservatori.com

Other certificates including the domain name osservatori.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 315700051563597383937206733798191294660602
 . . . . . . . . [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 2020-03-30 17:42:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-28 17:42:46 +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 'www.osservatori.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 650521621203020752227315932462015733599816069273708968656717749632504971485023642669631827998041309846460647048513451454513874302192202751606198018341789243377050191721507120311717240834457340236246862266751047675328912835657011980424267248374633677054839904189628040376423179557258406533728668218219881335999262973180101771196362879801374062424054985150300043480784891018912808311084001236810869930876440336026667687356488872323103640994192673842494898232214840409468618559967105367915105609692773472986863358149022285596769269375164511235299371538539756467095479581197879717476907560475905837668249465781630377326645206213498029280935558044904469780695554130870536353188870882107084601581575350084164043634536558545583038449185220492867442626476908792408733828109290033078385923206549844828479484316018282484006181889763514507750348726804679467532065132478296359002470554780906760247503641187406597360301581936143787442162539797781752096898940292184620609778572832011841999274370348240918548972276773925663893076964567615263065944004582924193818039188517249751331289909236053258289642769898995797952152313381731212174761049861040272089341072266056090918139227682100385779820391895257482316884027477291833398643209468131444109680011
 . . . . . . . . . . . . . . . . . . . . [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)
							4e452b5da3e8a711796b52221323f3d3a2faffc4
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.osservatori.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001712cc0d1e100000403004830460221009ff6334533c9d24594978b3405e83115464915dc9bbf0d17e595c50efac0abe2022100fa6b5a46b163719c0ae9ea08682fe9ba711f8797b4dc7bc26948a4d8e6696c5600760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001712cc0d1db00000403004730450221009550129328dfb1448128581d8f4f926c6ba3c8b21351d466da9b072fd6686c2f0220443b6738acfc129dba75a15c948616183ad7e57e2dddccc74cc702d4cdf0d6bc
 . . . . [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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