www.wisteriadwellings.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e6:77:30:fa:4e:b7:09:35:56:a0:ee:67:4b:ea:37:e8:44 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.wisteriadwellings.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e6:77:30:fa:4e:b7:09:35:56:a0:ee:67:4b:ea:37:e8:44
Serial Number (int): 339760234625683045675092927621346788632644
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bd:29:da:4e:4c:6a:a9:84:74:9f:4e:35:e3:8d:6b:2a:b0:ff:d8:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:79:85:20:f1:36:08:4c:60:da:77:25:e9:a4:29:f0:7b:ac:74:6e
Fingerprint (sha256): d5:a9:bc:2a:fc:99:a6:d3:95:01:08:e3:e8:d2:a1:d2:da:40:2f:26:bb:55:be:55:81:fb:5f:d9:75:8e:8b:e2

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.wisteriadwellings.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.wisteriadwellings.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.wisteriadwellings.com

Other certificates including the domain name wisteriadwellings.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.wisteriadwellings.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 339760234625683045675092927621346788632644
 . . . . . . . . [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 2019-10-31 00:36:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-29 00:36:54 +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.wisteriadwellings.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 619643699720923205365964985305542546918130637058293321048060954422805461132689397422426322379923424535734699958845055874320225326225900905117246930328367965030377812450289715746161711456536302821571913867095097653269555104462054860122669461763780384099583915346472804463720094062223461619542771423991392289727196516349592126123105787315080404449758849448447267384016913271371997451321869903180497412412701192790346633578843356096157289466446555551864496668551538033512485000864660031555078816468361056777020868511623916465988533795412764693687053412705596056584391881544018769390543493695167385795675054854396180889959377820552298158386500725380915812075651418620647073238501658340091657726867171797288701879201852720243852018051147245639045452946986177472204598290323480452199705953425339114441322124685829573104412873444903856441350447490049131949599437510296147810967703829421177437587827536736311777731014117433091252772852952386031181584345650187766612484504598824222930636224844003963149712215560612054849436397179373664689306198264021537624528201850233614716175694383981847526103238035633533522097473784909506783746837671375301631896920934195691239042585356543703362432674912618143259070186911146579204993083366294702314082073
 . . . . . . . . . . . . . . . . . . . . [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)
							bd29da4e4c6aa984749f4e35e38d6b2ab0ffd895
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wisteriadwellings.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e1f755a300000040300473045022100bb8e375b97cf59b12563bbeeb0dacaf6f52b3c26f5d2b2ac792817f92336d6fb02207d574c28087c3e4b637216f884a253d0f719f9f0c631ed3476d0cd54d013202100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e1f755a32000004030047304502206e383c550bdb464f185ab9add76935cfd434a52c47a7f8c316062ba739c9941e022100c3b094ac0d4b1add581a83a9be7539832f015845f0d8185a5ae0459f5840bfc7
 . . . . [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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