osservatori.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:03:88:2f:6a:34:a8:38:bd:42:7b:6c:02:7c:02:e2:a5:3e 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=osservatori.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:03:88:2f:6a:34:a8:38:bd:42:7b:6c:02:7c:02:e2:a5:3e
Serial Number (int): 262538726095529999538943619764794933028158
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 10:df:91:27:37:5c:74:8f:28:01:8c:85:d7:47:ed:f9:a0:d1:11:9f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f7:4c:42:43:af:75:35:6e:44:a3:72:e7:24:17:8e:b7:ec:a2:83:f5
Fingerprint (sha256): 42:ab:ff:cd:4b:c5:9b:2f:47:cf:cb:96:a6:a2:67:ee:59:a1:85:c2:e9:e7:2a:e9:9a:e8:25:86:5f:b2:3e:1f

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 osservatori.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

osservatori.com

Other certificates including the domain name osservatori.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 262538726095529999538943619764794933028158
 . . . . . . . . [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 2019-09-28 08:36:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 08:36:02 +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 '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 992959218010741703788264179238822216480550791860701238364391040097510752334610731725613208239586456884714130461164201203161453253162733414274143788480398032017797223639515698634041087166859077851966568708168650027405109237980540715127990373787208175526863020721321501827481537551835967987430296335310132834102388341270344051930379448322300298662688756584508309633689554080639164754240684598324300474692267959902230368642369413741455863083040052817031989493086230797832618167763020207236597890861225624590640579505022973472109070739644294729776282874003972573148005172982088968661934597195904756937884103696068890214101391269900001746190777333398077031754711213787260015543409493210829117650194445101690485060208099417949044371304353260652708140059666636606220923925298369599215446162220689205067041223316865147102952122774156750669296313305946185546822990651168644786115489944382279965507694970746366160067842528728123138226800213219111126708667814414997648002712662746813094601954634232457975212071199060702569058663762298883054775184638065684704038345434035704650175846233163644026938272708636524470401306872529998695627601205891775308258628329192811637501937512235812699281174235566672363938984497274112329872922330523996504403577
 . . . . . . . . . . . . . . . . . . . . [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)
							10df9127375c748f28018c85d747edf9a0d1119f
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d773a274f0000040300483046022100cd3add75e3d6ef159306d1cb61166f25890005f164df75922e43dfa57a3ea433022100909eb280a8aa54d54f5d0ae602af1c02246345af591f44acf8c0a8cc03b78c4e007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d773a296a0000040300473045022100ed1e2cbd4a8c688f71ec8613bd425f119469683d3934cd330f28cc93521c3ba7022066652e99c721a87473b76d3d108a257727ad45d499ad2c00adf2c7ffee9162e7
 . . . . [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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