p-o.ac
Issued by Gandi Standard SSL CA 2
About this certificate
This digital certificate with serial number cb:b9:d6:fe:d0:ef:55:64:1e:6f:4c:1c:1b:57:1d:d2 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=p-o.ac,OU=Domain Control Validated+OU=Gandi Standard SSL
Gandi
Organization:
Gandi
State / Province:
Paris
Locality: Paris
Country: FR
Locality: Paris
Country: FR
This certificate has expire since
Certificate Details
Serial Number (hex): cb:b9:d6:fe:d0:ef:55:64:1e:6f:4c:1c:1b:57:1d:d2Serial Number (int): 270798218687437543953109625715216031186
Serial Number lenght: 128 bits, 16 octets
SubjectKeyId: ad:76:d4:49:26:80:66:0e:ec:72:e7:4a:ef:81:2c:2c:7e:2a:42:ed
AuthorityKeyId: b3:90:a7:d8:c9:af:4e:cd:61:3c:9f:7c:ad:5d:7f:41:fd:69:30:ea
Fingerprint (sha1): 7e:b3:62:52:ec:04:7f:ae:c7:ca:28:39:f1:9a:77:f1:c9:fa:16:ad
Fingerprint (sha256): 35:3b:50:96:d7:0c:37:bd:a2:dc:1a:a3:44:6d:3a:a3:e7:ee:4f:69:79:ea:4f:e7:cc:43:3a:da:d0:2e:a3:ae
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 p-o.ac
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for p-o.ac
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
p-o.ac
Other certificates including the domain name p-o.ac
(limited to 100 certificates)
Certificate
The complete raw certificate details for p-o.ac in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFEjCCA/qgAwIBAgIRAMu51v7Q71VkHm9MHBtXHdIwDQYJKoZIhvcNAQELBQAw XzELMAkGA1UEBhMCRlIxDjAMBgNVBAgTBVBhcmlzMQ4wDAYDVQQHEwVQYXJpczEO MAwGA1UEChMFR2FuZGkxIDAeBgNVBAMTF0dhbmRpIFN0YW5kYXJkIFNTTCBDQSAy MB4XDTE5MDgxMTAwMDAwMFoXDTIwMDgxMTIzNTk1OVowUTEhMB8GA1UECxMYRG9t YWluIENvbnRyb2wgVmFsaWRhdGVkMRswGQYDVQQLExJHYW5kaSBTdGFuZGFyZCBT U0wxDzANBgNVBAMTBnAtby5hYzBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABMs8 Jq1DEJ7ZA8dJYSqxlu50yAXaT5vMSyJx/2rmLPhGgxhfIEIhM0ZBVuQvLL5yQq67 84Y45Xw95jDDxyB4FJWjggKgMIICnDAfBgNVHSMEGDAWgBSzkKfYya9OzWE8n3yt XX9B/Wkw6jAdBgNVHQ4EFgQUrXbUSSaAZg7scudK74EsLH4qQu0wDgYDVR0PAQH/ BAQDAgWAMAwGA1UdEwEB/wQCMAAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMEsGA1UdIAREMEIwNgYLKwYBBAGyMQECAhowJzAlBggrBgEFBQcCARYZaHR0 cHM6Ly9jcHMudXNlcnRydXN0LmNvbTAIBgZngQwBAgEwQQYDVR0fBDowODA2oDSg MoYwaHR0cDovL2NybC51c2VydHJ1c3QuY29tL0dhbmRpU3RhbmRhcmRTU0xDQTIu Y3JsMHMGCCsGAQUFBwEBBGcwZTA8BggrBgEFBQcwAoYwaHR0cDovL2NydC51c2Vy dHJ1c3QuY29tL0dhbmRpU3RhbmRhcmRTU0xDQTIuY3J0MCUGCCsGAQUFBzABhhlo dHRwOi8vb2NzcC51c2VydHJ1c3QuY29tMBEGA1UdEQQKMAiCBnAtby5hYzCCAQMG CisGAQQB1nkCBAIEgfQEgfEA7wB1ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJ Uy3vi5BeAAABbH//fnQAAAQDAEYwRAIgNYrkVpDSJ2NlA5X/Gy2TTt5lZXW02rIy NWMC9ICyKAgCIGmPHIgZzp6nEjL87ir3IoZ01J6GUu79/UrnRdjd/KphAHYAXqdz +d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFsf/9+kgAABAMARzBFAiAV bo/9QupsRDbzojhqa9qJjdJDB16FDqWmFEOEUGFpbgIhALLuUw2FThQ4rYBn1hc8 C75k61zGRQorEKmhCOK+bbd5MA0GCSqGSIb3DQEBCwUAA4IBAQAwqfyaNUCRqmiE yRlElTTYRMY0CB8uVZz+g6onOQzFesLdP2MIa1aKw9V7mKiN+SgeqF+LuAOGTEHc y1VjgurOVwT+/8XRYHr1ZZdYZwFwxtZJRmWiIoxTEYfrDzIjFuqfbej4xJoQauz/ RYjeYAnLg1Ehr4Q4lT+4I+TYc8Mst1tBg9zH286bsJpgCdegH/Ideps97Zaoy/Bn xeDTNrqCLXFMEZ+LP05YaljTIojLauA8yfAYI9QWAKBSTOGlHTGCMDtVrse+EQ90 RpfBlv5RsLfZBeIqjcndjmKv5gVCeAowRU10AUKfA7Kgfmv2C7gsPukQ/G64L/Dk 1Yke0WAI -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEyzwmrUMQntkDx0lhKrGW7nTIBdpP m8xLInH/auYs+EaDGF8gQiEzRkFW5C8svnJCrrvzhjjlfD3mMMPHIHgUlQ== -----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 270798218687437543953109625715216031186 . . . . . . . . [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 2019-08-11 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-08-11 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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Gandi Standard SSL' . . . . . . . . . . . . [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 'p-o.ac' . . . . . . . . [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) 0004cb3c26ad43109ed903c749612ab196ee74c805da4f9bcc4b2271ff6ae62cf84683185f20422133464156e42f2cbe7242aebbf38638e57c3de630c3c720781495 . . . . . . . . [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) ad76d4492680660eec72e74aef812c2c7e2a42ed . . . . . . . . . . . . . . . . [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 (10 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'p-o.ac' . . . . . . . . . . . . . . . . [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) 00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016c7fff7e7400000403004630440220358ae45690d22763650395ff1b2d934ede656575b4dab232356302f480b228080220698f1c8819ce9ea71232fcee2af7228674d49e8652eefdfd4ae745d8ddfcaa610076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016c7fff7e9200000403004730450220156e8ffd42ea6c4436f3a2386a6bda898dd243075e850ea5a61443845061696e022100b2ee530d854e1438ad8067d6173c0bbe64eb5cc6450a2b10a9a108e2be6db779 . . . . [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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