www.footprintengineering.ca
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:6d:f0:c4:4d:2e:5f:73:aa:84:dd:53:9b:f8:f2:f1:8c:b2 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.footprintengineering.ca
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:6d:f0:c4:4d:2e:5f:73:aa:84:dd:53:9b:f8:f2:f1:8c:b2Serial Number (int): 298747669764255260957581922594302173744306
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b2:81:cf:c8:50:7b:16:b4:b8:99:34:e6:5e:ca:f2:96:0d:97:09:64
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): e1:c5:fe:1f:8f:cf:06:e7:8c:24:ea:1c:b7:3e:f3:d8:b9:c5:de:e1
Fingerprint (sha256): 81:9e:bf:e7:12:6d:9e:61:63:d5:e9:d7:c6:34:f9:b0:ed:c3:4a:ae:92:e3:fe:43:03:12:60:4e:77:3b:0f:01
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.footprintengineering.ca
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.footprintengineering.ca
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
footprintengineering.ca
www.footprintengineering.ca
www.footprintengineering.ca
Other certificates including the domain name footprintengineering.ca
(limited to 100 certificates)
footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
www.footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
www.footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
footprintengineering.ca
*.footprintengineering.ca
Certificate
The complete raw certificate details for www.footprintengineering.ca in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGOTCCBSGgAwIBAgISA23wxE0uX3OqhN1Tm/jy8YyyMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA3MjgxMTU4MDdaFw0x ODEwMjYxMTU4MDdaMCYxJDAiBgNVBAMTG3d3dy5mb290cHJpbnRlbmdpbmVlcmlu Zy5jYTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMZnxHWwPake9F6C QD38c6sycvuM1DsNrLLyyb/aQYQ9oSA97N2A7JGoPPQUZvfXRrf9O65cyuXfVESa m6rZWBPmOZuMcyBDx3JxOflrNsI2llTnMLyaBQkevR5tv1FC8w+Sf0hnJzXF0nfM brJZNAhGCh6Y5lhMwumL3SxQC1nZbv4qKpxhLFTkNx1ZxJdR2VSllEfh/wBKN0G7 lsfpQen3I29bD1Yavr9Q9sihzhb9WuMqNOHyeYCHE15kGW7bDlsXyJCa64piJfbD ssHqGcrtOs4R2ri2jsaXwQ8b4Csdp5TICcUjtgQR9Y8uMXgmt3Biriit48vZRTfC qybMmSkCAwEAAaOCAzswggM3MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUsoHPyFB7 FrS4mTTmXsrylg2XCWQwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzA/BgNVHREEODA2ghdmb290cHJpbnRlbmdpbmVlcmlu Zy5jYYIbd3d3LmZvb3RwcmludGVuZ2luZWVyaW5nLmNhMIH+BgNVHSAEgfYwgfMw CAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0 aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRp ZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQ b2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9y eS8wggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdgBvU3asMfAxGdiZAKRRFf93FRwR 2QLBACkGjbIImjfZEwAAAWTg97VVAAAEAwBHMEUCIDKEjqr40OHs+8QxbGWY2Pn9 kvJcoV8Upw+WavyanvMbAiEAsvH7QsFyXLDBXux4o0SlmPesZgyc2YJKCxAJ7d7k 4CwAdQApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAWTg97Z9AAAE AwBGMEQCIFWw66jP1PoAxyyuK/NTZCqnAE5J489trB6sWRwaS+WpAiBRbgCCyMHj u1Xm7NHxdQRmxUxDC5h0SbgaTB8zR+xpeTANBgkqhkiG9w0BAQsFAAOCAQEAfQIM wRdCSRHo9T40upE2LAEYuDVe9BZxZIjH2Pg7QVJ2oWITS1YzR7bAGdhjYOd6jqcD 2dJyxoFIgyX4a1ox4LqF2Vq+pKqLghlG7R1d3gVm8IObSvShIr6puqGxBmbGRPaP edkzefqbkcjthL/et/Hr0AqfOs5eJ1uog1HZXoSwDbfSxuVQHngjC4YjMsIElZPu jLMRwCJOtUxWVtAYSGwS+99wDHO67fLDiId3k/Ds0ZaZfSiw9rtgfE/tre1j6RCN sERGRJAXkTj0hBauklVAMN6LrwWo85yqXjz406L4XKxN5JbhQ7VgqVpGIYvDTSss 0g/jpG/UFv2UPXk1Wg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxmfEdbA9qR70XoJAPfxz qzJy+4zUOw2ssvLJv9pBhD2hID3s3YDskag89BRm99dGt/07rlzK5d9URJqbqtlY E+Y5m4xzIEPHcnE5+Ws2wjaWVOcwvJoFCR69Hm2/UULzD5J/SGcnNcXSd8xuslk0 CEYKHpjmWEzC6YvdLFALWdlu/ioqnGEsVOQ3HVnEl1HZVKWUR+H/AEo3QbuWx+lB 6fcjb1sPVhq+v1D2yKHOFv1a4yo04fJ5gIcTXmQZbtsOWxfIkJrrimIl9sOyweoZ yu06zhHauLaOxpfBDxvgKx2nlMgJxSO2BBH1jy4xeCa3cGKuKK3jy9lFN8KrJsyZ KQIDAQAB -----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 298747669764255260957581922594302173744306 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-28 11:58:07 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-10-26 11:58:07 +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.footprintengineering.ca' . . . . . . . . [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 25046354005585691525297176255115596673146982867902832604267025698026355850357435265712875676097580545491473438873694177453871480532667851097711541860971914702271797913980696293599679238691489837673969404710936441587759175591557089223911749872374525226222339012403761583505753777247596069983729828619241874954901932896931212434044230592137402503023454494008363464344755240978810773764031482378548204928665393906755034036552824837901265508130935946794426439187248153963281062819347219632297648635590131825362000202138206131926696740078895178416519962140077305455079500537423001939636618514209384899247168314977049942313 . . . . . . . . . . . . . . . . . . . . [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) b281cfc8507b16b4b89934e65ecaf2960d970964 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (56 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'footprintengineering.ca' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.footprintengineering.ca' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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) 00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000164e0f7b5550000040300473045022032848eaaf8d0e1ecfbc4316c6598d8f9fd92f25ca15f14a70f966afc9a9ef31b022100b2f1fb42c1725cb0c15eec78a344a598f7ac660c9cd9824a0b1009eddee4e02c007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000164e0f7b67d0000040300463044022055b0eba8cfd4fa00c72cae2bf353642aa7004e49e3cf6dac1eac591c1a4be5a90220516e0082c8c1e3bb55e6ecd1f1750466c54c430b987449b81a4c1f3347ec6979 . . . . [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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