feesie.app

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:4c:58:62:1c:3f:ba:7f:f0:b4:78:42:b4:2a:e0:2e:85:4c was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=feesie.app

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:4c:58:62:1c:3f:ba:7f:f0:b4:78:42:b4:2a:e0:2e:85:4c
Serial Number (int): 374428085094710080842383521073206095938892
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: dd:e6:af:d7:ba:6c:9d:c8:45:81:f8:4d:f9:e9:62:08:84:f3:a9:de
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 54:9f:98:ef:6f:22:33:f5:28:3a:ca:e2:f6:a5:7e:18:29:38:14:ee
Fingerprint (sha256): 7e:d4:05:c9:9a:83:36:ff:52:b3:cb:ac:ab:35:77:fa:2a:bb:39:2b:77:02:66:90:76:c1:e0:4c:49:4c:35:f2

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 feesie.app

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for feesie.app

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

*.feesie.app
feesie.app

Other certificates including the domain name feesie.app

(limited to 100 certificates)

Certificate

The complete raw certificate details for feesie.app 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 374428085094710080842383521073206095938892
 . . . . . . . . [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 2019-11-22 16:01:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-20 16:01:53 +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 'feesie.app'
 . . . . . . . . [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 889506622030745039604079770684769134211696769798849696720623870547483333031004373963740479374948212826156375769228955284748118738323576453342522850293785110199849091945083765307204602577463808200120739022795550699545625294176719266509287332635209038072547187413524229420155218865983038133609027812155174324311203942370622978927547689410335537660359480512527186481263299594293229322477077357159429105447324934973035392472090358861942546319895502636449724154551856925775553020612710075642621936910763991399815354279366706522854211713393009051385436117610834641358316012363732859584795180133612287645195040859665252378328432104422742894538468777412788898731108332594276839113419676951870983495857770469687590939708588751050003746181298622037307162127394518527571635465741325759480080945111708456470429749562686760459454646147811269741946009032297177072297295881789916563656286221340642654325198377277292429126126768050917831700566817863182475200242087364761121400523574297675476443509524035933447715642956834997278759966662062295169805010834728823731451159810426670290150534610374490837735702306726070810611512388210574367116980148577913975561747058119905516121731556134187340503775045388545455603987858754195385311149336549846245045067
 . . . . . . . . . . . . . . . . . . . . [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)
							dde6afd7ba6c9dc84581f84df9e9620884f3a9de
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.feesie.app'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'feesie.app'
 . . . . . . . . . . . . . . . . [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)
							00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e941019660000040300473045022100b8f984a8b9b92df1a218d454852ed7e5011c912b57de7430fbec53130c85ef19022017b5a089252ab0e9c2c98b195034f345bfc5ae5d36406233d49c5b4ba25b7fe300770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e9410198f00000403004830460221009c0b4d99813ab81582f9e4c596b0ebf3e32f64bf9e0b918751437e232e3b7527022100a919be6e4656f84a617248ffdbbd02c3930db03759067ebf5090329762f7941d
 . . . . [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)
		0035e4a6449fb386d633af19c7f537a02c7180bddfd77cca0ac96be61696af0dd3b65abbb46b8e8f573141722b35a8bf6102bcba7920c9113372fe6acfb97b71f0bff642d0c196f08b22342d0832c02ee2d46c958861b0af648dd13bc868bf04ebcb386f1f3841d68fa97b4fb6ddfa9782a7c1f70cca8fbccd50a6df180a1ca7ba98a8dc4d20c549813b388b7b9e01a93824c055abe98691ff5a944d5dd31188a03be17c02493413097bc2966088ca71020c1f3fd363e436e636b4cf0a40c07be730a940bacb99cfc5b0255ec528fd3e548029a43f0224b8b83cf5115f0407a8d5bf3bd691a28ef934b8ccc00425f5861d8b2b51976413e205d678c15cb979b34e