www.reggioemilia.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:8f:94:81:96:10:a0:92:f9:e9:46:0d:c1:b5:62:58:cd:9f 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.reggioemilia.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:8f:94:81:96:10:a0:92:f9:e9:46:0d:c1:b5:62:58:cd:9f
Serial Number (int): 397306920790084891836604276199719450496415
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9a:23:aa:24:59:30:c6:7a:42:66:e0:72:d3:d3:df:38:16:e5:e6:51
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 72:fe:76:73:a1:1a:97:ca:c5:a8:c9:10:24:20:b6:bc:43:a6:08:7a
Fingerprint (sha256): 53:24:da:6e:81:50:d6:ce:44:d9:dc:a7:4d:6e:e3:aa:d2:4e:56:d0:a3:8b:ae:92:8e:67:a6:e0:e0:cf:ef:74

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.reggioemilia.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.reggioemilia.org

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.reggioemilia.org

Other certificates including the domain name reggioemilia.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.reggioemilia.org 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 397306920790084891836604276199719450496415
 . . . . . . . . [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 2019-10-08 23:09:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-06 23:09:32 +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.reggioemilia.org'
 . . . . . . . . [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 996856215160979803989777603011393576437384903766814022547865904099875769210598833501251964646281027845563792672439812301202605923797573818809589652393748893610540238742539189815177578963199881979101113031174059329735843014952570543812832383494622243931986710232115570008295857209341802991176856399165381990521448919865330477580380009765592827869372133794372510002475839284126720182119318578196435100124664557685129892303663332056604550892991141516522108566726115232659915163015499109614271660033927471427988068662416304797216495104032764539854521163712463710944156843531866530978728348639943592446227633548529191070186220503281976927792486581201770328589683589728528830292945789240233639765263878783480519989993547878159948297713746851848831958250125351286226707086632224484920457047822932809061672437460290338567468750050155571980847199387270217356196840570533787289296459585598762141858417323027101385839785011516112675906016419521463337356549913868689814468928599458470441543838746145472115496260976868231403938481790983376636218423214082695191465218065443309261592853486037977461334817623706875466967737364562830709567738079303101884270045896615101525767938867347159943707197510732905052114771107263939472485723517247012678177391
 . . . . . . . . . . . . . . . . . . . . [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)
							9a23aa245930c67a4266e072d3d3df3816e5e651
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.reggioemilia.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dadd975c4000004030046304402203d8766334e54b382697537cf7fece8c46bc6cf556fba1fed921dfbc561d947f6022040e0e6604e44a7d35b1128f570d045e10e5151f7099a25e5b658c52b95f908f90077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dadd9771400000403004830460221008008818ca2ef78f48adc9a1dd9aeadde9454dfc47d6f9c4be78fa72520dc9aa6022100b4312a7b54fa6a76858ff1557aeba58c868e2e610e08d2abd691b99a3a210c7d
 . . . . [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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