www.castelguelfo.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4f:7d:e4:b8:5b:65:a2:a8:42:34:dc:d0:8d:7e:05:f6:73 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.castelguelfo.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4f:7d:e4:b8:5b:65:a2:a8:42:34:dc:d0:8d:7e:05:f6:73
Serial Number (int): 288386505864396323465549582859236219942515
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4f:16:f1:33:42:dc:65:9c:9f:2a:d4:98:3f:4a:db:ee:16:3e:b0:4d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 62:1d:19:76:85:4c:f9:42:81:91:92:62:2a:2e:a4:e3:e1:50:01:f6
Fingerprint (sha256): e8:3f:f8:d9:eb:69:88:de:54:31:34:77:8f:63:4c:d8:8e:96:a9:ed:fd:ff:89:a1:fb:dd:13:c1:96:99:ea:a1

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.castelguelfo.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.castelguelfo.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.castelguelfo.org

Other certificates including the domain name castelguelfo.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.castelguelfo.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 288386505864396323465549582859236219942515
 . . . . . . . . [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 2019-05-25 02:57:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-23 02:57:41 +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.castelguelfo.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 876435265552666874327505952429337358473926000668457115997455447533354260984727064058113421105322336544665167579589890297992674828690716709590105492641453604978144980506293272212946736166151910020345649993870397139171639669158084628592080865358455335412165862134893181241338953768514321915832235785371233360453083708207112745044988842182886982821861323376198916619155757486468985742013275735642310817034174853735113133061254093823706049988268717873441265587082073992796670502566745177761185325273389485953910224510243504118896110741886890924567544536143551426079551065988073571227857897300924213806425586282461505611633949946178640918549084675335506237163420859684210614825700242343965456656377689820024516895657252722040612298927320268898841431242390031120511047344884267389054504386658193523045678995485473149952039573026542650934512870716567706951532334567186624856068791379812770686623496117939932924530454359513394721782110816612135179741525586080610520328920261026590908105511570130596298819526554427771436234919139324718756123286804664801385056023435308345775791145024249733823833394257297234740204244599375992935183867014896663362691330384750056459274554293248672723609838635673580652489150633932652645044640368616226092862267
 . . . . . . . . . . . . . . . . . . . . [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)
							4f16f13342dc659c9f2ad4983f4adbee163eb04d
 . . . . . . . . . . . . . . . . [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.castelguelfo.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016aed231a540000040300483046022100dabe95cd24d2107bb927325a65b4b61584a772f873666d3f4462619df03c0f47022100f393f7a5e5dabb47d37edc597fc408b1372586e26f535c193bc2fa9efd0ee8f000760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aed231a77000004030047304502205aedeb8b03c0c61ce765966ef130905e757130889e63bfbdf1ce48d8c8b93e0a0221008a0c40d7caa5a549949520c9e91e4aee3ee859e505ce90e3b9b9c185480b00ca
 . . . . [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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