www.f-q.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:13:58:46:2b:a4:0e:c2:41:b9:26:80:51:e2:e0:7f:71:6a 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.f-q.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:13:58:46:2b:a4:0e:c2:41:b9:26:80:51:e2:e0:7f:71:6a
Serial Number (int): 267919559176329340021902275216512888303978
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9d:83:e2:67:fb:24:e0:41:e9:b5:09:39:29:3d:85:63:e7:ee:ea:b3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f5:11:d8:98:f6:b8:54:96:fe:c6:27:c4:6a:f5:35:10:96:4f:80:d3
Fingerprint (sha256): 9c:26:a9:9d:6c:f9:92:83:c6:cc:a5:8e:e4:ad:8b:c4:7a:d1:3e:7c:c3:b9:3d:b2:24:75:a2:de:9c:eb:57:7c

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.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.f-q.net

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.net

Other certificates including the domain name f-q.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.f-q.net 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 267919559176329340021902275216512888303978
 . . . . . . . . [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 2020-02-17 11:50:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 11:50:24 +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.net'
 . . . . . . . . [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 629003109994064598126566784424882602511953976414037172219542737897597127390942970228656446753936241244757391242069661148932028644108918436803292078427302949999780386840886216049354362331394343016321096673944010394912931301964268813583461918505343763580977645510628394733706864735871628204111399111638557670495234312223170515957287211853018664828991496410162050429326889309742498602908019736422131492072863641844674974425598111268490222794364937314143885646751303352982499954284572716608073859923739757084245401872454153219964111005536865675115401127458781527392726231534620644082905338509570684420315367057791560256720908954872641070788150702087524958868842796678772068890656820772286018318794656428244849425999681116464116876327704662046023479651099337362034083261820539903986062480307315618836291694189002496168246993450863799372438200429727829684179043911193617987970347957210197589540017990541572258668354110101472039923936037756851613825711113310293975981856768754069151315935682564826223703450210310944511852925177487231835982297621529171393229962792902546535119851914447805325063481938462247399916839454300160184332733441353205386715413363478519568740674163172776937366499600506086449643711776299300176348435852953905378327583
 . . . . . . . . . . . . . . . . . . . . [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)
							9d83e267fb24e041e9b50939293d8563e7eeeab3
 . . . . . . . . . . . . . . . . [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.net'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170533320ea0000040300473045022007fbf340f5533a011c169083e312249a01b891285eea00502ebecbc8cc6e722c022100ae0eeb0208bb762cb3acc9b5b2d35bac9541830f5a64d728dcfeab5ae0283dc30077005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170533322df0000040300483046022100e70e45fdcc01eba2e6df9f8fb07928c591dee5ac879119e17ef4951b6e2b04c6022100981dcf1748444632aa1d9f64240e564df48890a3ce8db5b12f682d652bbdafbe
 . . . . [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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