f-q.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:6e:44:a7:b6:ba:79:a6:cb:ae:c9:19:e3:1a:21:79:8f 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=f-q.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:6e:44:a7:b6:ba:79:a6:cb:ae:c9:19:e3:1a:21:79:8f
Serial Number (int): 289726865807080994188576083398565134694799
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 24:48:29:1c:d5:ca:85:63:da:fe:79:5b:3f:37:8e:68:bb:42:f7:6c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cc:23:36:0f:e2:9a:2c:7b:7f:ea:b2:db:95:81:52:58:a8:ed:ef:5a
Fingerprint (sha256): 33:15:d1:3a:4e:4e:54:02:b1:a8:cc:ad:0b:a4:a1:90:11:3d:67:45:cc:60:06:6d:e9:2f:5e:86:72:e5:61:de

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 f-q.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

f-q.com

Other certificates including the domain name f-q.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 289726865807080994188576083398565134694799
 . . . . . . . . [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 2019-12-15 23:24:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-14 23:24:09 +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 '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 779041341009234714230224515821275444289842122088993287473131737328230382996814829821248756751696350397149761267398110894548530471709423324482582362781542876406891633927152677068925944276085906053504598257196114076615612576359853511190781651665155173783459452612219880968651857357157989284378710046334987035068335588761003782036947519259232746995308549420712780170533372981109589152327702373481387785812835857004991216581291194776221098998204663580977851013585311999328029013011459368282768748624630927061913273790089968209668423133798388307397275483215378852178914471409517755268848409945833716358852599007308793536988348072007673843210406119362382532330178278114244664995371579977468842037271085765352178205119048125822912402927060422413024730072609268731184519561394272030327254388152433612311288533762789270820009198201202058051055989541834132636481180207141340081627042469860849582344471598585146523219918435339708074043535937303913896906617698047467199701747365858051177356280904179111382800129811766956625745178297653826175956066890851392948144243565426183328250147968167365076604322807116723620119180313741946518064895538341437089306984256067475731975387345260880372923450305053509607424225062146712032152247010545791718882963
 . . . . . . . . . . . . . . . . . . . . [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)
							2448291cd5ca8563dafe795b3f378e68bb42f76c
 . . . . . . . . . . . . . . . . [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 (11 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f0c1747de00000403004630440220679b9f71eabaaa460b2798115717a97421f3a498cdf3a724a2e263ed947d449c02207e954c61743de9499fc233ec4c032a255c702fd6539df3932656dc84350e35a000770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f0c1748320000040300483046022100dc04054a8b9e265fe020ceec881322382f4cd64ce7a70b6aaba6c0ab9cb85dcb022100ed8157814e9e6c00603264ce634c896bf83795ce73858da513f99a9ff870c013
 . . . . [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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