romaindubois.fr

Issued by R3

About this certificate

This digital certificate with serial number 03:c8:23:0b:f8:75:77:79:ad:6a:13:3f:90:de:71:c8:bb:d1 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=romaindubois.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c8:23:0b:f8:75:77:79:ad:6a:13:3f:90:de:71:c8:bb:d1
Serial Number (int): 329439916313930601106104416541949565647825
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 88:eb:dd:12:93:51:db:7b:b2:98:44:c0:c8:0a:6c:af:05:6e:68:97
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9c:12:9d:7c:f9:28:02:53:fd:39:91:e5:84:eb:09:1c:a9:0e:4d:33
Fingerprint (sha256): d0:4c:23:91:ef:43:1a:7c:34:90:e8:e6:69:e8:21:d1:e6:14:df:82:b0:e6:f1:d5:35:87:8e:e5:49:87:cb:3f

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

Revocation information

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

Check the revocation status for certificate romaindubois.fr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for romaindubois.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

romaindubois.fr
www.romaindubois.fr

Other certificates including the domain name romaindubois.fr

(limited to 100 certificates)
romaindubois.fr
www.romaindubois.fr
romaindubois.fr
host.romaindubois.fr
romaindubois.fr
romaindubois.fr
romaindubois.fr
host.romaindubois.fr
romaindubois.fr
romaindubois.fr
romaindubois.fr
romaindubois.fr
host.romaindubois.fr
romaindubois.fr
romaindubois.fr

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFADCCA+igAwIBAgISA8gjC/h1d3mtahM/kN5xyLvRMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMDgwMjAyMjFaFw0yNDA0MDcwMjAyMjBaMBoxGDAWBgNVBAMT
D3JvbWFpbmR1Ym9pcy5mcjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB
ANLZwzf8FBvoJRf2gQn8sZvgFbYn4YDSOl67Z2MSM3LDsaAMNsT6nzfHh9eg/alf
buwGM9Lv42DvIP5zFldiN38N/r5qbzpE20Ttn5YGKasVDNGiCiUphERG1fIS+iOY
DM5rBbG6rSrblX0IYs/ogsb8Zb8yRmr2NmLojFU6xxm/0NfWYJUqQtBhOo+qNjbJ
Wl/7MRslNzJrj/qsSglZ9vIMFT2qtxrB+huz3zJ4BEsG7XgAhKDRPPJcByaWdqA+
pD3UPIv4DO/gWmj6cq8j/asIR8JDv4EuwzZ+M9rIpPZxnmylvtZJtDb/RZl09quM
G5bER9fEoVadcyu/Hdmd7eUCAwEAAaOCAiYwggIiMA4GA1UdDwEB/wQEAwIFoDAd
BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV
HQ4EFgQUiOvdEpNR23uymETAyApsrwVuaJcwHwYDVR0jBBgwFoAUFC6zF7dYVsuu
UAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8v
cjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9y
Zy8wLwYDVR0RBCgwJoIPcm9tYWluZHVib2lzLmZyghN3d3cucm9tYWluZHVib2lz
LmZyMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDw
AHYASLDja9qmRzQP5WoC+p0w6xxSActW3SyB2bu/qznYhHMAAAGM5wVq3gAABAMA
RzBFAiEA2qSX3TkyQudwRomAYEkURrlcniozZfEC1LNGnNI9PAwCICRVwdlaFi5C
ERk8FR+kN1aYKVqmNg794cImkVRyCj6jAHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0
x70ADS1yb+H61BcAAAGM5wVq6gAABAMARzBFAiEAnEpK8b7eZRIbjA/EDQdiu3C3
JSw4ugVpkVYrBQtmgd4CIANX9mXLUuWFOKvF+IJG0oI+9T8IeJVyPPCs7xqqmxI2
MA0GCSqGSIb3DQEBCwUAA4IBAQB6KngYlhFi9tXCica6TdKVXG5fd0/cMIhEGnw2
wp/PjQbCw5C0pNidgAlDgFP21auk1oTLZ3rG27cgi/LnbMfx86ybKdh5g2VUatSf
8zwCIVDyGpK6hZsGM9hplM1thI7jTDIafzDC7W96jijdicB+/919dK36f/4dc4xr
krWqTwy+KQZt9xGZjVxjoHAwHcYI/n1+t653XoIikyHNsu20szsvaykXr6Rplzmh
olh+s0bsh1kUBVxeysPhz7sgF5Ad4XbFQchrmVAaW78UX0mKCZ/mqjn910OTvlwA
ea9I3owVDSOKfKv35vUf4VgEPWJme1kgEcIaQfWA/neehMQD
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0tnDN/wUG+glF/aBCfyx
m+AVtifhgNI6XrtnYxIzcsOxoAw2xPqfN8eH16D9qV9u7AYz0u/jYO8g/nMWV2I3
fw3+vmpvOkTbRO2flgYpqxUM0aIKJSmEREbV8hL6I5gMzmsFsbqtKtuVfQhiz+iC
xvxlvzJGavY2YuiMVTrHGb/Q19ZglSpC0GE6j6o2NslaX/sxGyU3MmuP+qxKCVn2
8gwVPaq3GsH6G7PfMngESwbteACEoNE88lwHJpZ2oD6kPdQ8i/gM7+BaaPpyryP9
qwhHwkO/gS7DNn4z2sik9nGebKW+1km0Nv9FmXT2q4wblsRH18ShVp1zK78d2Z3t
5QIDAQAB
-----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 329439916313930601106104416541949565647825
 . . . . . . . . [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 2024-01-08 02:02:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-07 02:02:20 +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 'romaindubois.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 26617426769831820178019868026470551976601512700073837609927325718429077924393792183482109234515452390357896152126762484297376943617195122583914546814323851909957447529439440215296120146715028648980675805847872940250289715965932693355395515061827171355475117996336857535839374465265437472894823705566363405874245649934853253440068062348834476201175585609138667582266372428862318495497036711950735946697245597617201255935821114425036440146782242096206961274342675155670182281241766559347394351671976020149019528624377393881162574034556004129629947766858679340953963916154796277684997620894095346726648089449529794751973
 . . . . . . . . . . . . . . . . . . . . [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)
							88ebdd129351db7bb29844c0c80a6caf056e6897
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'romaindubois.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.romaindubois.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ce7056ade0000040300473045022100daa497dd393242e77046898060491446b95c9e2a3365f102d4b3469cd23d3c0c02202455c1d95a162e4211193c151fa4375698295aa6360efde1c2269154720a3ea30076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ce7056aea00000403004730450221009c4a4af1bede65121b8c0fc40d0762bb70b7252c38ba056991562b050b6681de02200357f665cb52e58538abc5f88246d2823ef53f087895723cf0acef1aaa9b1236
 . . . . [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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