www.duilio.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:85:c6:41:d9:ee:62:63:af:06:fe:b3:ec:91:ac:87:40:0b 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.duilio.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:85:c6:41:d9:ee:62:63:af:06:fe:b3:ec:91:ac:87:40:0b
Serial Number (int): 306857941658396410399100525824707423322123
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:e7:8e:cc:72:c8:49:26:5f:15:3a:04:91:a3:13:74:15:8c:61:a3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 95:38:b3:d4:65:90:7e:b4:82:ea:62:6d:94:06:e0:64:30:ab:45:32
Fingerprint (sha256): 90:48:11:b0:91:67:c0:d2:5c:84:36:85:95:04:04:0d:02:26:93:09:17:61:dd:88:b0:e8:e2:3f:11:c0:6c:be

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.duilio.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duilio.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.duilio.org

Other certificates including the domain name duilio.org

(limited to 100 certificates)
duilio.org
duilio.org
duilio.org
duilio.org
castelnuovorangone.org
duilio.org
duilio.org
www.duilio.org
www.duilio.org
www.duilio.org
www.duilio.org
duilio.org
www.duilio.org
duilio.org
duilio.org

Certificate

The complete raw certificate details for www.duilio.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 306857941658396410399100525824707423322123
 . . . . . . . . [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 2020-01-16 05:06:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-15 05:06:47 +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.duilio.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 786185932883560366728728344203784086768679231307766409720569634076407023818798946463245577283399296033911990664760038349435050810390577404543390861078995610424136954026879579547390775854725323054482234897491354657365716949908676990169789985080739397732480420084854399223011849062862562982217931881009020377111314869495279907578565114277901218276275329245446784977039878002919024536260902043237303662930306778971840710615581453183125817143302456029655075840393136285287087256286619706678904072964717753784677149154454527914331251330853048071256886669319224591278455727687367892774545070117400794879100512406948255565379002091387033363644878154923819177328982772015915745833789941397440165014541881580580571571798547391012928247702092954789565030239969592563562966463428820439384473397405609945308500649134005320011196326675061853887580200760909937487890347392842350279249870232554445721265928451495635190796793174068831910777065679558538064706857190589073305823475406785348953039440665465952762138018814020071213618182948842998251564090682084705538874055040130147469674543046415766095288280183868040341581385989173038766941819483117859055013295357410445296920765537722205661775763710998328927800033983733221536789196966421617163261171
 . . . . . . . . . . . . . . . . . . . . [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)
							7ee78ecc72c849265f153a0491a31374158c61a3
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.duilio.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016facf619800000040300473045022100b3113d9f1c75c6614bdc23939a8eff0a65221657e0d36eea315ef106896ab2360220264b4847f63be2c4a6e95e402c667ae74a2586f5355d05c33f7e94e40d2a6f06007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016facf619790000040300463044022077c91c0436e70c218964c0de62f5244fff6ce74e7d79aa80c0342279ece67f520220476ad57ed59001dab05559e08a8a2f778243b5313acfe906b4e5a649e8fa4952
 . . . . [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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