www.flexsur.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:69:a8:f6:aa:33:e4:d9:78:9a:73:95:e8:2f:ad:2a:60:77 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.flexsur.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:a8:f6:aa:33:e4:d9:78:9a:73:95:e8:2f:ad:2a:60:77
Serial Number (int): 297291097382419438435457172064747410579575
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a8:ad:7a:61:ca:77:e1:9d:5b:61:a7:82:d3:de:b8:94:e8:65:02:d3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 93:f8:16:ac:a4:d8:9f:7c:b4:ee:a6:34:9b:f4:c4:aa:3f:98:00:4a
Fingerprint (sha256): c1:ef:f0:c8:13:51:b5:65:dd:24:e8:07:42:56:49:3a:7f:01:87:ea:cc:22:33:1d:b9:bc:1b:ab:9d:a9:95:91

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.flexsur.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.flexsur.com

Other certificates including the domain name flexsur.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.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 297291097382419438435457172064747410579575
 . . . . . . . . [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 2019-12-11 03:54:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 03:54:35 +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.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 809390498033700843552399094985376121841173002602638150633732512649710513615017147986385293151465764988941657143750978215813491814925447202456635014913369066062173914562118101912294465699987205739175422903956539718502785458795958714442274921718917698961841770991079108308733906074959264090477288522496955737996698998621936350826032517427009676810382096692490917852218037558924887157060192726820795658522518262126111715212344694997599953491243377122669097142450709794061745312887151968556380171411954522041658016788458607338287463537241787113710151106869446868922273015615301258981755365334217943425584561120359762463960237047253012115653751893029571028213789710757773036439325413924476690635368263267817220899431702579558038962814317705512253953110709325351146633472249414652915622800758684360863246415983592409432409105427520763602403914599734952184643567549803812868659903117179067733563696931448856837220723769987542619397839457654968955459240508307046258359132466192197654264644789537154418086791458442209789857841502708805935800750954409405968515458096189002821250872298873321175680387469571409126634677363527240219493699107226897679703733797180315533904567109548335048161063069458615412121848752518809035083817658446330510273843
 . . . . . . . . . . . . . . . . . . . . [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)
							a8ad7a61ca77e19d5b61a782d3deb894e86502d3
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef34f124f0000040300483046022100e6a7f32ef3c13bb6a19fc5e28ae0307baf911cb8540145e81918a361bf1f3c90022100c4f3cf98c47ca66197dd57dae7244972c66cca33a2133676b3a880fc2eb1db5e007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef34f12420000040300483046022100d55afbb57c00d5f0c21f5f5382266ea54f2dd91a0322c3327f31bf718122ec53022100d97d65c82f05dc0b8dd650a3c7b694fa8ab082d28f61f24be15eb57d65c1b999
 . . . . [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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