www.flexheart.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cf:49:54:9a:30:58:5e:71:fd:5c:35:94:a5:7d:e7:fb:f4 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.flexheart.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cf:49:54:9a:30:58:5e:71:fd:5c:35:94:a5:7d:e7:fb:f4
Serial Number (int): 331872780671864797282267355551805320199156
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c7:51:d4:84:e3:a2:64:1b:b4:5c:52:b1:a9:d2:08:45:9a:cf:0a:42
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c0:87:75:7c:42:32:89:f2:85:f7:c3:c5:f9:96:22:bc:4a:e5:ab:39
Fingerprint (sha256): f5:06:75:3d:16:a2:c0:78:2c:7d:eb:32:f9:64:65:1d:67:81:01:18:55:62:50:7f:63:88:b5:c3:f5:0b:36:77

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.flexheart.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.flexheart.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.flexheart.com

Other certificates including the domain name flexheart.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.flexheart.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 331872780671864797282267355551805320199156
 . . . . . . . . [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 09:35:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 09:35:20 +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.flexheart.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 696720788708601151507897889013555075587698825423574301443413879572560707032009544661333732622512076149278406739195027641512482115502127872171428090243494524404163696549878457640979797898620413241895496070211182411495826451210767525294230272861066048573728161910694041562088092822066497962474153985776404512937371950294226722654191567204483230214313411632684081905834284714732540448268110730416767123952013452534298398950216560425282952184265823058979049891661469815915967248717273742301113221954994849789910095173602789518319520269547252228590689133303396051866505743563866726048682534224784170355808396909801577353715855265033174248365772573597607421404009558983730615648553613766128390602683456172875088737118815187489064456727259429494116198051995408559982026969569444469182124486980232666006483262563012194857540836515919492577066651815864115774026416364548595148060194442753744305879123071618707506239502179530427894224450424620206463998847930350011263619460946457585995436178032504781417607382299774179477814954730025593652886867611334027870819741739645715403234540420223072669976686355291744227471377339064682302996879436530349879220055339864869546214519679916180411505568152489469871684214806060964521534036335934510696208969
 . . . . . . . . . . . . . . . . . . . . [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)
							c751d484e3a2641bb45c52b1a9d208459acf0a42
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flexheart.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc4afd2a6000004030048304602210086586766683bdd5fb60104591b8e370963ef53944cb372bfb2f21f8185d3534f022100974ba60d4af3adffe24a4300612d9fd70d4568535f42dcadc731d75ac7cb031f007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc4afd29d000004030047304502205b174e7a111f0d740360652651c8cbbb5ce59ea19d9c9aca1823ac38ddfdec8d022100bc4ecbb6e000f8e8690793fbf0630b58f50a085815b0e0987868d778aec9af14
 . . . . [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)
		007483aab76895c435020c50f7aa27aa73050064dab0f80811baaf2ecfe7dcec3f2adbf0cd971b9a0b923a4d0f66ffcb10475946e92acb2b38e650b70c945a0ff118bc3c64b25d439e3515cb758f65ff8a1a683f56a21d5de93df6f57037afd1c8b4a061a3d64273d882776440ef28f0a505ff177e3a6bf34a19646c0b22bf49adc96e30942b754a05b9b56deec2bc488c68c7d85162deeba3a1c6125b6c62c03b49bc1b66167d8e78f84dde60458ca114324faa83ca9d321f40dc31649d4e0d13b14d95135db7a746d264b6bb51136a57a45db447b123d895fa53d309aec5f677247d5e6378cd79f3d3fa5df37630a785b38dc6b75797830ec24e24be43e45995