DV SSL/TLS Certificate for flexart.info

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the flexart.info DV SSL/TLS Certificate

This certificate with serial number 05:7e:39:50:72:b3:2c:82:3b:84:5e:e3:f7:3b:6d:7f:76:7e for flexart.info was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for flexart.info provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:7e:39:50:72:b3:2c:82:3b:84:5e:e3:f7:3b:6d:7f:76:7e
Serial Number (int): 478513191596738213308664361622788657608318
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: c5:19:12:97:9e:bf:99:43:21:cc:5d:e0:a9:02:b9:8f:50:65:e8:c6
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 96:10:22:8f:97:1a:82:b5:03:84:95:d0:fa:8b:04:bf:11:92:61:54
Fingerprint (SHA-256): 28:ed:77:2c:26:dc:74:ad:3f:a5:eb:7a:6d:c7:39:df:45:ab:ea:b3:4b:a6:4a:51:3f:b6:75:1c:c4:6a:9f:29

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/127.crl

Check the revocation status for certificate flexart.info
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for flexart.info

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for flexart.info in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwphqJn3h/q8IkKLT90lL
XGJNX2s4D3Q5Ogc5xJErepj0NUtDC/SPkTN6eYTB6ozW6Obf5EMbfcln/XIxSQk/
s4Rn7FqsT/TpgiQRkE8wE3qme6exrKVbLbz5H4ERRv6YKRGvNnwfXHemzNMZnPbh
QqabaNMztW8ntOv4noBB5aD2zyZzfyEA511PV1FWvPK3wsmleX7I6eytRBoTJKAZ
+4fmlNAL3Uq54t1OTaBnz7GSNZRiQVFf1jAAXiRH5bdsY+tHRMMN9ZMgZQP+Rrzm
izPLVdXXXI+/MmmcfAcf9nUmcoKzzsnEh3EAWAmENsPPWoD5Y25pw2ndqSZDPy0A
WQIDAQAB
-----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 478513191596738213308664361622788657608318
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-14 07:02:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-12 07:02:52 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'flexart.info'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL []
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24565389628444440719458982172208722342069416497112283994543248602431217747812217639959825090591170072148127793110953369064387885285141302776491222555872491125954600212323917334451494422129638790518189008907001253858625290163461866379005289663537953163897430434534668154461994653171997470811988104010331608300999322923106203903799633023288024208753341797577068985030748814366999066250263996452898630730743449949534730635573974486215634843801513927801707949987891436229486773353701258481410212058776346564333075402894461524569658705732750835262780159549708823569176338133884736409548445554952211814871505077639496663129
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							c51912979ebf994321cc5de0a902b98f5065e8c6
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'flexart.info'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flexart.info'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/127.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001976d75274500000403004730450220569635c2fea75bde42e6a32437a2f35e657fa0912cf35d7cc54c83f444ae3e7b022100afd2c6658f939a0f7cc4fe044e31ebcbf0c9a933f3310ba3be7d9fc856b4364600770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a000001976d7536d600000403004830460221008762e20b3c090cccdc20d3941efc9d4907c42152e77f4b03d790a6ecee250336022100a75db2b418b1fec5236166039c5143d304560bbd734802876c83330185d23fd0
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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