www.factorygroup.fr

Issued by R3

About this certificate

This digital certificate with serial number 04:e1:b0:37:40:22:f2:8e:ec:0d:c3:47:a6:8a:be:af:92:84 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=www.factorygroup.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:e1:b0:37:40:22:f2:8e:ec:0d:c3:47:a6:8a:be:af:92:84
Serial Number (int): 425246907288680545788672938325834797650564
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 12:4e:92:85:de:89:03:77:e7:e9:be:9c:55:1e:d0:6e:ff:da:7f:d6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 13:0f:5a:27:14:93:91:2b:a5:33:f6:6d:31:47:13:fb:73:59:7c:df
Fingerprint (sha256): 8e:b2:8d:2f:d8:ca:ad:77:d5:1d:19:d9:c9:c6:67:38:b8:97:e9:b0:d0:28:cf:54:44:c4:95:2c:25:27:fd:a3

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.factorygroup.fr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.factorygroup.fr

Public Key Algorithm

RSA

Key Size

2048

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.factorygroup.fr

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Certificate

The complete raw certificate details for www.factorygroup.fr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgxIffTWbiE3NJrv4OSSx
3E+AiyUxqeAePau6figkQj3qZ/R+MzTV9PsS4ea5YlfwT9XupHEf1REMxNB76wuM
zrv6nH6djFHUrzEOvCGgi1qQxPAzDOYS/iEowVHZp53RWVH61LW9Z7Xj3qVJKqZ2
2ERcHzA+Fu3FPEFMuEff7Xce/hjDrQMIIWTUd4wPBRacMdJewLqzEk9DE7IH0hP7
XtMIgMe0DcUaDw61R/9HlKrtQsASOQ+m4R1ZYTrlEHIBLQDfK1EXuNhJeTYLmQdH
Dm/seDHDmzaxp3lu8Bv0vbdq58cQi9jblYElm+jcV8KhR/rSwPmH1ILWsv6qjSy0
uwIDAQAB
-----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 425246907288680545788672938325834797650564
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-29 00:08:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 00:08:48 +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.factorygroup.fr'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 16546154737049591590256084772189440421432368340440959982855238025231252621835749102323733348505099436218400706634594583358765222166001771695151369517763286204199144756529693601911778805870002582015212433661082469065554481404542020401098129194580549480798145467163869969332507773422956230137570913210498803677230686938796715073892283078123465039693393655911512229560647760850900437357374249803594971902521822515320734942991414852224603690904665999413406530233494234498295552737971926244288530059201512909798634931125863534052174191542293206062542752171118202058505695099828178133558535936656621304219160387685014353083
 . . . . . . . . . . . . . . . . . . . . [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)
							124e9285de890377e7e9be9c551ed06effda7fd6
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.factorygroup.fr'
 . . . . . . . . . . . . . . . . [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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c189f1cde00000403004730450221008192c8185453f3908ff75f8f03062fad92c7ea2f2292c7b2898e44603c99804902202b65709e98f5b60ac2d38cc71e131518f9363a20dc73a24eadcabe61513291050075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c189f1ce6000004030046304402207f46a3c3667a2a1c95a51570381b5c48c4ac318e12e1a6c1193ab29250e6cb830220350b2752770e05dd0021c541a8060c78475a03b3fcb0a9750e941d25a1aa087f
 . . . . [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)
		00a6af3d45e51031eed40e157a45ae0655f998b879b394384c5a506317d324114353135da9f13d50cc8a11284beeedc6ba55d74badd6cdeb48cabcc58a8ec0136463322b9f2728991ae15e43f48a54389e10940335c6186cdb80bde5c016d059e85c18396dd65673f853d72aadcbaf7786816acf922be8b9edca04af266ec743a18a353343a996c756477ff38622cc782691de222035be297ed2e89345bd88c7915de4e76f71a75bba54b20173a50e7c3c1c064fdb1ff9e7f1916f960dc0dfb0c5c45c2fc204497526b3562b8e16d6e5d033d4525c852a891db69202c972f8ac8ccd97589a57df85183b0b075181c7a2cee8ca795e4171e5f2d4a7ba8be421aadb