www.preferredpro.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:91:7e:74:53:4c:5a:26:bc:ad:f6:37:1f:d5:a3:0d:7d:6a 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.preferredpro.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:91:7e:74:53:4c:5a:26:bc:ad:f6:37:1f:d5:a3:0d:7d:6a
Serial Number (int): 310845887722210544517303534257703482129770
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 59:d2:de:54:1a:01:44:ac:b5:60:fa:6a:ed:50:45:36:5a:60:da:0d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b3:78:24:cc:c3:5b:e3:2e:68:93:1c:50:26:21:8f:c2:a1:44:a3:1a
Fingerprint (sha256): d4:d9:69:f6:0b:bf:aa:3a:8c:d0:29:59:ff:12:6f:51:f2:0d:69:3b:08:0f:cf:69:d3:8e:5f:61:02:09:97:e0

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.preferredpro.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.preferredpro.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.preferredpro.com

Other certificates including the domain name preferredpro.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.preferredpro.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 310845887722210544517303534257703482129770
 . . . . . . . . [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 2019-12-16 09:55:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 09:55:26 +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.preferredpro.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 668620345406294450744875511839127047694109077078342969586559671836154638473290809570017784726394496000527170269458336355880515595225793640872020348801164790199296119468786320293869299492433375791765169296763221507008404665844871833168361053965812999683443008673905962851702338092027762325264778857654885582882065122465088342935038081790650279508824398705230224820344457977900967801199567440395087470721303606933111472708801527934114557327968664072302558267654135232119761656343738996132606435112189803942723808058146912678492065644358168129790406775515180297968850401694897857146674551743982197219936176931900189959146541775713496373960270364630551881184361795737559395690134209589965375066634195170040965886496266153429702339646994862583056833316796923699015616980925753689142983773296721258863205657314168337766121891542357128175271578329750640066717737746399213646296724176383781723565935561828237800615050888543726999557520163336803380505878681969255120627621446714585676706252436478732145716945326569732925471010200516300215583525728327361554044656497710397889024007010931917069833705544596861870503330435497523622426171382367995223730159297218922459079603232811196576901780963682444608847940836254853957837190310703619460977881
 . . . . . . . . . . . . . . . . . . . . [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)
							59d2de541a0144acb560fa6aed5045365a60da0d
 . . . . . . . . . . . . . . . . [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.preferredpro.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)
							00f100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f0e593b8b0000040300483046022100a3fe32bb9c4360d68fe6140b2090e87d968022e51a4bb78e83360b1f4a571a220221008a8f9278b1f486d285f0711e99d57f129447c2fe2e0e6be69a2867e40b324b40007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f0e593d520000040300473045022100edb9595a22fa791f7b412b60bda0a87fcb3fc5391d57d231c017b98649a6ecae02204888960a66b2f05bba0ab2a1d4fbda51354f598171e3642aca5010ec0d4dc857
 . . . . [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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