www.gufare.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:27:1d:d8:14:db:b8:eb:01:73:8e:b4:52:02:4c:8c:84:a3 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.gufare.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:27:1d:d8:14:db:b8:eb:01:73:8e:b4:52:02:4c:8c:84:a3
Serial Number (int): 274647539676252935107911341517190019712163
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 61:f4:8a:9c:a7:52:d4:ea:d5:9b:65:b9:c1:8e:cd:0f:8a:5a:82:de
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2b:d9:b9:ca:24:ec:71:6e:fe:2a:a9:65:1e:93:ff:b6:f3:e3:0c:38
Fingerprint (sha256): 99:d3:0b:10:0a:56:78:5f:be:07:25:b2:63:b8:c2:be:ce:2d:69:bd:53:dc:e1:95:28:33:7d:e2:bf:63:83:ac

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.gufare.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.gufare.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.gufare.com

Other certificates including the domain name gufare.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.gufare.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 274647539676252935107911341517190019712163
 . . . . . . . . [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 01:07:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-29 01:07:17 +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.gufare.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 892610932338523184780480295956646914028415749385481015648604414956074381922407954712392416976992616940571627689025949950802328186672991297538585207623945280921087794302472619150046528959314402457454446811324473164641097485476937873962427060973144597556534681293662143982805041081915480505325257787659969583957185794678736730709701559049320678147408628133150962980346774753499955663027425989437680072600548962862607533611369887608615503047552867151683249326365990288683234005400220785576152748246391800822234123532996353332479375547661472236019611010798341878571908921433751280558488442076093521999942448547126562637792818569782267200875412502992393368820470957025818958154447917036096934712520445711412364641458414961750307878178444145067898425974137815922147020234165429331758871933246044307958964115039588756109917972418377064179030467055951464035493813856790805688850477968685018364703037328667672946763841223309769822915769776233982041734900073747870237934467885655956020613990929318839148412052344443719702613896221827629799571335542591776664999836880296935000380645090786330555152064991013396966583960484397381651276160019827970810452824277338329263707465274585081255445766023307812398055124542653902486754632806787688988235717
 . . . . . . . . . . . . . . . . . . . . [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)
							61f48a9ca752d4ead59b65b9c18ecd0f8a5a82de
 . . . . . . . . . . . . . . . . [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.gufare.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e1f912b07000004030046304402205ae60f4f9848ca6a527584bc6ed63fd0834dad6981f749b97e18b9af6b147ad7022035596f2dd84b013d065285fffbda2661dd358125754475c76b854bb2384ba5dd007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e1f912f090000040300463044022002c78dda8cefc121356e757540c7c2a1b74e57a195771cd35c49b6686578c2a9022056f4749280408670ee9e6ebe5ea52f75b630527da66961bd9fbe1aa7610aaa1b
 . . . . [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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