www.f-q.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3b:a7:8d:45:e9:8e:1f:38:d6:04:15:0e:a0:31:02:97:95 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.f-q.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3b:a7:8d:45:e9:8e:1f:38:d6:04:15:0e:a0:31:02:97:95
Serial Number (int): 281636232050759652779965668319946780874645
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1c:db:9a:99:d8:00:64:e0:45:6c:99:80:5c:50:48:d1:68:b8:58:6c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:b0:e1:03:7c:7f:8e:4c:a9:3d:dc:f4:73:ed:d0:09:db:85:78:9d
Fingerprint (sha256): d0:f9:29:62:22:38:40:bb:2a:0d:84:fa:57:af:10:69:b4:6b:95:50:2f:9b:a9:7b:71:fc:5f:4a:a7:28:80:54

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.f-q.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.f-q.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.f-q.com

Other certificates including the domain name f-q.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.f-q.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 281636232050759652779965668319946780874645
 . . . . . . . . [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 2019-10-13 01:19:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 01:19:01 +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.f-q.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 837795585998828392538627139539595280603173035041044404638778469898896237716561207824744413170601839720312927823364136504763066027131065303056574133612903030513265410184904695024936937685849685346004694810162447705122009256124932912717489164496415756302511887748113528336451172944520721508709040013860688213230274926878823472118481800999395894616670408301331705362978737075135501112972223968540979940708259642759768785235631491145882560634554500762834114349456844068382212883694368462935021638195245338394076825096807513203149625711647303178249438321437346980828367253394483863622504722950531644443352931332310694402513092363073078187547283456649974680055006944315623028271905862598678798111106022857790539159368579015543508684493627848326370508633488031120470215512167122789735118238493173184085122264169290510193739131386989609991484194399669434948297245182284341736275466308823504062434231473153644465213360105160327266841510129000739713293343339439186009060713550599985714027119816265238425785324597857566665262776149881660119158508565921513264427956914422000105251524502766118333903702428383461698808397009107167908407648466626452579162274359493990532194941758578643431544748226362672719090155479774236232363597650721432726743483
 . . . . . . . . . . . . . . . . . . . . [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)
							1cdb9a99d80064e0456c99805c5048d168b8586c
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.f-q.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)
							00f0007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc2e96fbd0000040300473045022100fa9905d44b1b0726944f6a770d93fd215ff870672265a393e841d5b76da7f7d802205b65c012a14f162019ec9e7d48eca1730417039430011a5391e87d9042fd59e8007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc2e971080000040300473045022100868e5f22c2168426ca814987847128e13f6de5f68aa643394d645a58c9e395450220653e5845fb6ea7cbd49b908d44f1b4c0310988451e8a0c12c44ffdd92e9e36c7
 . . . . [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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