flexvu.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e3:85:7d:60:d0:b1:44:f7:94:2b:59:af:d1:0b:31:2a:83 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=flexvu.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e3:85:7d:60:d0:b1:44:f7:94:2b:59:af:d1:0b:31:2a:83
Serial Number (int): 338758393410526123786986724948849550502531
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 03:ce:c2:67:7f:8f:dc:6c:84:a4:43:d0:2a:65:ac:28:d7:1c:19:e5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 19:66:3f:42:cb:ae:51:41:1d:ee:33:81:8d:7c:c1:f4:dd:3b:b2:59
Fingerprint (sha256): b3:39:09:5f:3c:a0:e2:99:43:81:25:be:ec:cd:2c:3f:3b:6a:fa:a8:46:33:9c:cb:f8:e8:32:a8:c6:b8:50:fa

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 flexvu.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for flexvu.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

flexvu.com

Other certificates including the domain name flexvu.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for flexvu.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 338758393410526123786986724948849550502531
 . . . . . . . . [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 2019-10-19 07:26:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-17 07:26:23 +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 'flexvu.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 1011323315452075502909578821498750461728266944697248287154689700810700544094730432332694285663942627870359031934602100720644915813563488757631522757927612605513206630627185897295999576107954946647402425538541878427986458081566436061402092686005873808457756577162215257126070395851405279735034016877373308215639260251231391941605522581537092207571793166050015211542163904702668275862022053030965874766975330158523694628970005895306517783742548225456214341993476880005199877971375807748481419424448516619034710785312973377225009969036602206421699572494977709251276733643222061968639133718017872121217274093819666569057907373179790501779911327784723197732982061497320583625141927343890635222832364905445755099120148581803828203701389600704496414746811530650645866628260946507035805197359068718443594588134931193977537171775401384638934448765903357231236039140328036285615458083591335708727271210187792261453252029474626707968361331569956703159865024175788733065305375271595306064905378926940972523552351457208310946914543501713556757439565664361347971264789111013321556719774176851140969369980143455855395160165226041787470509536421197637930082315325058741561987859775108899716451784861795978983954299015113949996824136888013164375650177
 . . . . . . . . . . . . . . . . . . . . [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)
							03cec2677f8fdc6c84a443d02a65ac28d71c19e5
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'flexvu.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)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016de31fed3200000403004630440220016f21fa145bd489590851ce93f79cdfb35bf1a158701a4c74e5eb947ebdad6202201fd8386bd03e1ad7f493de8511f9e96f5e6351bd48cc66526b74de572b8ef32b0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016de31fee5d000004030047304502202d44c34f4e98ee908d743deb988a779181b7e7a18590834b96cf91429ccc897d022100e7a5d63d4714bfaa009e87d5a962e895f76da7a8f0b489d0f552057b733fe855
 . . . . [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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