www.largonaute.net
Issued by Gandi Standard SSL CA 2
About this certificate
This digital certificate with serial number c8:a0:3c:28:5e:be:80:43:08:b1:b4:c0:2c:61:da:98 was issued on by Gandi.
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:
- KeyUsage contains an inefficient encoding wherein the number of 'unused bits' is declared to be 5, but it should be 7. Raw Bytes: [3 2 5 128], Raw Binary: [00000011 00000010 00000101 10000000] RFC 5280 Section 4.2.1.3 describes the value of a KeyUsage to be a DER encoded BitString, which itself defines that all trailing 0 bits be counted as being "unused". (Where ITU-T Rec. X.680 | ISO/IEC 8824-1, 21.7, applies, the bitstring shall have all trailing 0 bits removed before it is encoded.)
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.largonaute.net
Gandi
Organization:
Gandi
State / Province:
Paris
Locality: Paris
Country: FR
Locality: Paris
Country: FR
This certificate has expire since
Certificate Details
Serial Number (hex): c8:a0:3c:28:5e:be:80:43:08:b1:b4:c0:2c:61:da:98Serial Number (int): 266677586797373359200526588862682749592
Serial Number lenght: 128 bits, 16 octets
SubjectKeyId: c7:97:d9:a6:5e:a5:a5:4e:5b:1b:32:d7:ad:d0:db:bd:4b:bd:6d:51
AuthorityKeyId: b3:90:a7:d8:c9:af:4e:cd:61:3c:9f:7c:ad:5d:7f:41:fd:69:30:ea
Fingerprint (sha1): 14:8a:ac:30:14:35:cd:9f:a8:4e:cb:ef:7d:30:04:dd:9c:61:7b:15
Fingerprint (sha256): ab:7a:ac:8e:79:c3:cb:68:3c:33:81:1a:eb:10:3b:fb:43:b1:df:06:66:ca:a6:ee:d9:b6:11:ba:a0:60:7c:c6
Issuing Certificate URL: http://crt.usertrust.com/GandiStandardSSLCA2.crt
Revocation information
OCSP Server: http://ocsp.usertrust.comCRL Distribution Point: http://crl.usertrust.com/GandiStandardSSLCA2.crl
Check the revocation status for certificate www.largonaute.net
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.largonaute.net
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.largonaute.net
Other certificates including the domain name largonaute.net
(limited to 100 certificates)
www.largonaute.net
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Certificate
The complete raw certificate details for www.largonaute.net in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFYzCCBEugAwIBAgIRAMigPChevoBDCLG0wCxh2pgwDQYJKoZIhvcNAQELBQAw XzELMAkGA1UEBhMCRlIxDjAMBgNVBAgTBVBhcmlzMQ4wDAYDVQQHEwVQYXJpczEO MAwGA1UEChMFR2FuZGkxIDAeBgNVBAMTF0dhbmRpIFN0YW5kYXJkIFNTTCBDQSAy MB4XDTIxMTIwNDAwMDAwMFoXDTIzMDEwMzIzNTk1OVowHTEbMBkGA1UEAxMSd3d3 LmxhcmdvbmF1dGUubmV0MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEzhVrvksl nuITZYCM5xmVCkNg8Af7TmykGpLkEFi0+6KMm3Kzv49k3BtX/Wvq6rzezE87L6po LODcSD53SgXZR6OCAyUwggMhMB8GA1UdIwQYMBaAFLOQp9jJr07NYTyffK1df0H9 aTDqMB0GA1UdDgQWBBTHl9mmXqWlTlsbMtet0Nu9S71tUTAOBgNVHQ8BAf8EBAMC BYAwDAYDVR0TAQH/BAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw SwYDVR0gBEQwQjA2BgsrBgEEAbIxAQICGjAnMCUGCCsGAQUFBwIBFhlodHRwczov L2Nwcy51c2VydHJ1c3QuY29tMAgGBmeBDAECATBBBgNVHR8EOjA4MDagNKAyhjBo dHRwOi8vY3JsLnVzZXJ0cnVzdC5jb20vR2FuZGlTdGFuZGFyZFNTTENBMi5jcmww cwYIKwYBBQUHAQEEZzBlMDwGCCsGAQUFBzAChjBodHRwOi8vY3J0LnVzZXJ0cnVz dC5jb20vR2FuZGlTdGFuZGFyZFNTTENBMi5jcnQwJQYIKwYBBQUHMAGGGWh0dHA6 Ly9vY3NwLnVzZXJ0cnVzdC5jb20wHQYDVR0RBBYwFIISd3d3LmxhcmdvbmF1dGUu bmV0MIIBfAYKKwYBBAHWeQIEAgSCAWwEggFoAWYAdQCt9776fP8QyIudPZwePhhq tGcpXc+xDCTKhYY069yCigAAAX2C2mQ3AAAEAwBGMEQCIFscoa06yWhmA+kiLsJf j9WISAUHc4X4fHbNOZ1aCyfzAiAcQV80FvKSXyLU0qmB/5GW+yFWgVsK7KN7CMzS sJRX7wB2AHoyjFTYty22IOo44FIe6YQWcDIThU070ivBOlejUutSAAABfYLaZHMA AAQDAEcwRQIhAPaZvjj6aW606Gmr0f+jRFa4ChnNXW00z0sQqc/v8q0TAiBI+TpH n9U348ZMo/dXNh3UNgmRx/3YRy8O8lhShKlzJQB1AOg+0No+9QY1MudXKLyJa8kD 08vREWvs62nhd31tBr1uAAABfYLaZBgAAAQDAEYwRAIgNk42HGNKe2Dee0uC66Ka uTw5sqlpMJOBH8zvkOXMI3cCIAMy19VDMne1u87wnDGGmspd4vBpRCji8o4YmNnY ekpcMA0GCSqGSIb3DQEBCwUAA4IBAQAwf4p0+qvxLM/+0IgmztQq6mW+QCYE+MwY PmrkZwoZpVA+P/y8YGEZ8fsOAni9u1Nr+hy/MwsP7rWTKOnFh8ZMVUzTXt0V174e rRb33M1HNc5WAU746Rv5PnRBOjc0+x93vSvdOuZ/8A0P5ejfB3Zd3tYG4DtjpXB/ 9FAD4dv7BszohXCyeysgNlCHK/6CLSp+TxYFg4KBIWfTRDFYq1J3d6aFT2s9CAty 9JFxGDUPClbpml+z2ptFFVuyHSJO3j2cwdSnUSdct50HurhDD5gXSas5BN8ryRVE 2nICWcwuLFVOZmvm1d3q4s1f2H3Yp8aUaKvZLShvCsmQuvCpMGdS -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEzhVrvkslnuITZYCM5xmVCkNg8Af7 TmykGpLkEFi0+6KMm3Kzv49k3BtX/Wvq6rzezE87L6poLODcSD53SgXZRw== -----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 266677586797373359200526588862682749592 . . . . . . . . [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 'FR' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Paris' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Paris' . . . . . . . . . . . . [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 'Gandi' . . . . . . . . . . . . [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 'Gandi Standard SSL CA 2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-12-04 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-03 23:59:59 +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.largonaute.net' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004ce156bbe4b259ee21365808ce719950a4360f007fb4e6ca41a92e41058b4fba28c9b72b3bf8f64dc1b57fd6beaeabcdecc4f3b2faa682ce0dc483e774a05d947 . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName b390a7d8c9af4ecd613c9f7cad5d7f41fd6930ea . . . . . . . . . . . . . . . . [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) c797d9a65ea5a54e5b1b32d7add0dbbd4bbd6d51 . . . . . . . . . . . . . . . . [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) 0580 . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (68 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.26 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://cps.usertrust.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (58 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://crl.usertrust.com/GandiStandardSSLCA2.crl' . . . . . . . . . . . . . . . . [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 (103 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 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.usertrust.com/GandiStandardSSLCA2.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.usertrust.com' . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.largonaute.net' . . . . . . . . . . . . . . . . [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 (364 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (360 bytes) 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 . . . . [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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