flexsur.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d3:f0:68:6e:f4:e6:4c:18:35:c2:a4:63:69:e8:14:71:30 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=flexsur.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d3:f0:68:6e:f4:e6:4c:18:35:c2:a4:63:69:e8:14:71:30
Serial Number (int): 333455994183928424762327965095657089560880
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 10:30:e8:09:b3:f0:0c:13:2e:c8:d9:c1:c2:8e:ed:62:ec:e7:2e:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 00:8f:48:54:2a:49:3d:dd:9e:bc:c9:c3:76:5b:05:f3:03:a4:48:9c
Fingerprint (sha256): e3:ba:13:85:7c:fa:0f:03:93:45:37:47:fb:93:6f:40:d6:1f:ad:16:74:5a:db:5e:bd:40:e3:38:2c:63:1a:71

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 flexsur.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for flexsur.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

flexsur.com

Other certificates including the domain name flexsur.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for flexsur.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 333455994183928424762327965095657089560880
 . . . . . . . . [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 2020-02-13 05:17:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 05:17:50 +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 'flexsur.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 772026141738343732936813276694761429733924123140096784048945718901358904442819829687965937646974394382999829880031221373836097848093570923872513891263956761816891081245536683014890508896142521233359175078381154872223035621297246847213495476504206023080842677578229999785264677996532174464584890272169220820143112819527984291058006970327472520524003566528610293115254178512176894623603765628881801409573227025289035796139073958643032129377881794205490306559512618420431732327774750230925695522256544856237310667128197560327507626571654271679178543276705219839704354917132812286970104713023736483480753275394805083011784729857758041957460668498878050220985981721341325984034690984310139722530577267489330151961055259675489480302185657954702764521045296005259312157622892664014891686315983446209521292096205116219306455624431568114366691433921533576919412111504923644854735878611826840043186576665579364195304713355699298636590144742176209089812128115302776368184118943783689719413016613655299704814215543148001927511405968719721089178348961141350203388816671970043852111237903794025411479614369786257673946240057764987876660021930792399316611308567214737827895364348794046602394289080866627019059548956859677796464098336786859979511723
 . . . . . . . . . . . . . . . . . . . . [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)
							1030e809b3f00c132ec8d9c1c28eed62ece72e2f
 . . . . . . . . . . . . . . . . [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 'flexsur.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)
							00ef00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001703d324ad80000040300473045022100a7096e310537112662de49290f8bf71f10df810f6dae80280e05c377772cd5d802204e9e728e5bae9e44db9331373cc9deae5316890f8333ddb7f52f40135d9b3750007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001703d324aab0000040300463044022037907880510fa996d460a0f59255a6b8b24e80760f0d2c2601f41ede9306b7300220427986b98fd45bf40b7779c636c775a029e3a69f38bf995c0ae96d9083754243
 . . . . [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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