staff.c-k.ca
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:db:1b:41:29:78:be:ba:8a:fe:9c:41:29:9b:9b:0b:12:6a 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=staff.c-k.ca
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:db:1b:41:29:78:be:ba:8a:fe:9c:41:29:9b:9b:0b:12:6aSerial Number (int): 335894923647293461850597013542215940248170
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 26:69:b8:ed:a2:a3:b4:75:28:af:3d:f0:a7:40:bd:2c:dc:96:d8:b9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3b:d4:c1:a8:56:a0:46:5a:c0:74:a7:3c:f4:22:7c:af:3c:09:1a:21
Fingerprint (sha256): 67:6b:61:41:9d:e7:f6:02:53:0f:7c:63:87:c8:d9:61:60:2d:bb:df:3c:3a:50:29:dd:a6:51:5a:ad:41:6c:eb
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate staff.c-k.ca
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for staff.c-k.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
staff.c-k.ca
www.staff.c-k.ca
www.staff.c-k.ca
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staff.c-k.ca
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www.c-k.ca
c-k.ca
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staff.c-k.ca
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people.itp.com
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www.c-k.ca
www.c-k.ca
www.c-k.ca
staff.c-k.ca
c-k.ca
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people.augustopires.com
Certificate
The complete raw certificate details for staff.c-k.ca in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFZDCCBEygAwIBAgISA9sbQSl4vrqK/pxBKZubCxJqMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MTIwNjMyMDBaFw0x OTA5MTAwNjMyMDBaMBcxFTATBgNVBAMTDHN0YWZmLmMtay5jYTCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAMMd6b5Mlog7bjOkgE7uRFr/lqDxPudtY4Ao Y3hckHV4O6/XKyfwzr8kZsPUl9EexwOxafizs4AztzFZsH6fHgVq4k7lgGprghD9 eHTxDOawvjRDm/lwjaoWGhV72yZYiv5BFj/R5uu1AOMW/KIPculawz0HDEuFsm04 i8+9kxqJ/OUVMi9cesoCHBYLM4vMRXWfePeBrBUjPCLkgQKK4WCouq/q8YJ1MYAd GCvN9q3R8XxUdXdIANoTHSfbu0d68OumHy4tqKKWw0YPGIiZ+WYfKz2C62ahZgO0 dTV3TAdtKs3z1ntAWXr/ICNSrF6VvCl7HilxoU3BXgYnuZFXDpECAwEAAaOCAnUw ggJxMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUJmm47aKjtHUorz3wp0C9LNyW2Lkw HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzApBgNVHREEIjAgggxzdGFmZi5jLWsuY2GCEHd3dy5zdGFmZi5jLWsuY2EwTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEGBgorBgEEAdZ5AgQCBIH3BIH0 APIAdwBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAWtKmcitAAAE AwBIMEYCIQCxLFW+APQ1L2YIXLSCvLvGjwe7xAhRaCfyvTue7L5dFAIhAOXQa5LF uVJmrFBoPC9EFRz7NCacJX88k+BLJO9wdNbTAHcAY/Lbzeg7zCzPC3KEJ1drM6SN YXePvXWmOLHHaFRL2I0AAAFrSpnIFQAABAMASDBGAiEA7ncxBc6qJXPGhZnDFO0y hS2aMGDV/5GU949ggLxAfRYCIQDAh0Pzv2W/qjCFEOqCwIcw+UMGfVNx1bqxth+r m8td/TANBgkqhkiG9w0BAQsFAAOCAQEAar5r1rsEm+MdS6g8IbbA0RzWn/ngGtMh oq8SseQCZjxX4Spx3kqEpOCqSelfIYanSJM0UvJWsrZC10wemqBFQbM9JGrOoNzq 36lSE3O08AYJ4mMV/umOJq0WuXqvJvkMls4wUxS30Z/P7Gl92EL+w6JDrQ4lnRv3 kfb5tJcUo1V0dKmWCt7gy2PVlwcInfVJnbKfrlmaDtaHnBX5Iu+Kui2vC6inEj4A /VEsjNEOhU5S23HUtJbbdrnWUECfcS5szlz+UbJtMCat7SpkbnXK/kzsctf9tV6R W2BUI18LWKaldOFYFFKFOGACMwUaIBTJT9f5uU6+8p+uoAN59jxpgQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwx3pvkyWiDtuM6SATu5E Wv+WoPE+521jgChjeFyQdXg7r9crJ/DOvyRmw9SX0R7HA7Fp+LOzgDO3MVmwfp8e BWriTuWAamuCEP14dPEM5rC+NEOb+XCNqhYaFXvbJliK/kEWP9Hm67UA4xb8og9y 6VrDPQcMS4WybTiLz72TGon85RUyL1x6ygIcFgszi8xFdZ9494GsFSM8IuSBAorh YKi6r+rxgnUxgB0YK832rdHxfFR1d0gA2hMdJ9u7R3rw66YfLi2oopbDRg8YiJn5 Zh8rPYLrZqFmA7R1NXdMB20qzfPWe0BZev8gI1KsXpW8KXseKXGhTcFeBie5kVcO 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 335894923647293461850597013542215940248170 . . . . . . . . [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 2019-06-12 06:32:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-10 06:32:00 +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 'staff.c-k.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 24631220148025356194631473663868327328153563424053877423349015459969287090300005408693995998484276717179454547243609669843356410541676141905551399741906031041313882389396840028785901316269776165160356730696855361142960530115022034748991553407715465348225478911813755932850587776774492630772712040573779737491793105694004688919449230865908544692292920612144047872785948222971080775177033331243988542519121260810478204689556139115165762468798906334279041752721517650633755779071211868889464146790062209205139808465431432420973554028831288661170559156280976395146767476616843246689798540138510216380778690935803562364561 . . . . . . . . . . . . . . . . . . . . [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) 2669b8eda2a3b47528af3df0a740bd2cdc96d8b9 . . . . . . . . . . . . . . . . [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 (34 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'staff.c-k.ca' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.staff.c-k.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f20077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016b4a99c8ad0000040300483046022100b12c55be00f4352f66085cb482bcbbc68f07bbc408516827f2bd3b9eecbe5d14022100e5d06b92c5b95266ac50683c2f44151cfb34269c257f3c93e04b24ef7074d6d300770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b4a99c8150000040300483046022100ee773105ceaa2573c68599c314ed32852d9a3060d5ff9194f78f6080bc407d16022100c08743f3bf65bfaa308510ea82c08730f943067d5371d5bab1b61fab9bcb5dfd . . . . [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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