www.flexless.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:87:fa:f8:6f:23:f6:d8:06:a8:00:21:6d:f8:e8:8c:4e:8c 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.flexless.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:87:fa:f8:6f:23:f6:d8:06:a8:00:21:6d:f8:e8:8c:4e:8c
Serial Number (int): 307608574272371424278066115670964519587468
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 84:31:1f:50:e1:ad:a7:f7:09:36:12:f6:6a:0b:03:b8:c9:66:53:85
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ab:e1:0a:10:f5:7e:23:1b:4f:76:ad:38:91:16:c3:e2:8a:eb:a9:be
Fingerprint (sha256): fc:ab:19:32:72:a8:cb:c8:4c:71:5b:6e:90:ec:be:95:be:85:b7:a3:8c:51:23:e0:ad:63:e8:a5:a5:74:4c:f4

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.flexless.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.flexless.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.flexless.com

Other certificates including the domain name flexless.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.flexless.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 307608574272371424278066115670964519587468
 . . . . . . . . [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 2019-12-17 04:12:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 04:12:41 +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.flexless.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 828008705127686406278703051105855256305661085182354560069495541476360200840517412757969266313468182770692308760880941906453846164952236150622211659813400593421019358990259355743817486110581765995130372165136640825555114532580387063803043977385197823704022991782273318128576989584040322052976081830960860661765668797996617285024288339890803274565771689731354313695083182879627554981628485605421054062788796364967321909411452080808924352279299522772697335451158122077408187900171158052488583975140601288347853308913378380671069260236538118435988560290407091051238160842511721280202034947241263664153062005461360106700616853293410140743032603946148022224486131263253927595853467240375671616404306862210968525966143643199148105448100687097051647003071629323910637859632906748761078585047716420717331065410851028939063977679403350022613859242081225184477672727736834462287120689792052979186737031958154659969513547134311902143081428189651844978392699813826649584177316724140436629180617781955747786064508309494114092672054307820330933646402236222476931573225376797654886060762946329507493312377083647994766168913022695075062633049485817397819597072116883639199805921162000480733457307405417198533585486709611251695220567157254534873638837
 . . . . . . . . . . . . . . . . . . . . [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)
							84311f50e1ada7f7093612f66a0b03b8c9665385
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flexless.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f1245cce800000403004630440220644ccdfa908e7dc422437d7abf616e4b1359f6f5b49932b6b333205ee5e1e8300220415da43994bc004a690ec2f4027e5f92444a8a3762d84a7ecec8464c42d789400076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f1245cd1f0000040300473045022100e75bc77bd584de8cf4bca90773d78c9462d3f60c47324ff498c389dadf14933b02201a0cad70b2960780a7606f182a6b2797501dffe0997cd16e1fdbe36807a41d92
 . . . . [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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