ctkbillings.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:8b:8b:96:98:47:0b:17:a8:43:63:75:34:29:66:ad:c6:50 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=ctkbillings.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:8b:8b:96:98:47:0b:17:a8:43:63:75:34:29:66:ad:c6:50Serial Number (int): 395933937353549208766951803207098974455376
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: f8:11:66:77:90:1b:14:d9:48:e7:f5:c4:55:77:47:cc:29:41:1c:c3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): b6:17:dc:9f:04:1f:21:2b:ba:db:a1:fd:3e:54:b4:9e:3d:97:e6:fd
Fingerprint (sha256): 22:7e:ad:20:47:1c:09:69:2c:b4:ec:bf:3c:ea:04:b1:50:12:d5:b9:cc:52:0a:b2:f2:4b:d7:b2:84:1c:33:55
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ctkbillings.org
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ctkbillings.org
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
ctkbillings.org
www.ctkbillings.org
www.ctkbillings.org
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(limited to 100 certificates)
ctkbillings.org
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ctkbillings.thewendts.com
mtdistlcms.org
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*.ctkbillings.org
ctkbillings.org
ctkbillings.org
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ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
*.ctkbillings.org
ctkbillings.org
ctkbillings.thewendts.com
thewendts.com
ctkbillings.org
ctkbillings.org
thewendts.com
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.thewendts.com
mtdistlcms.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
*.ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
ctkbillings.org
*.ctkbillings.org
ctkbillings.org
Certificate
The complete raw certificate details for ctkbillings.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGIDCCBQigAwIBAgISBIuLlphHCxeoQ2N1NClmrcZQMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA3MDcwMjUzNDJaFw0x ODEwMDUwMjUzNDJaMBoxGDAWBgNVBAMTD2N0a2JpbGxpbmdzLm9yZzCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAMLXdnw7cyEJznTLDQdhRdhWMcJhsMFK AkeBW1Z+XtZgIBljHG0AdI1zuoqp8Wne4UtOTVwJOOeEaN9m59l7HoU/ifESMGPu QDKry8zS9KGLqSbkL2aXU2gLk1vak8Djrv/h5qANGYbgOFgG6TDxXRLF+TQDvIFB 0xLclQg0mNGivAqUPeJC1ePUhb10DRfM55ArAHDuBdNqF6yp//fMoaDM0D/1a+oG HHpZOA2yiaXH62YYIOSTQ5gmjjsppMLJQOXifNkcHQxm2tjoFaTSuBQhfuao4IPL 5+Q9DAFXlZuT5g9BvBR+opDqCJD+4aNmmMUfJXFpfhXdP4rX1A7Vw6MCAwEAAaOC Ay4wggMqMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU+BFmd5AbFNlI5/XEVXdHzClB HMMwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAvBgNVHREEKDAmgg9jdGtiaWxsaW5ncy5vcmeCE3d3dy5jdGtiaWxsaW5n cy5vcmcwgf4GA1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHW MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYB BQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1 cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdp dGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNl bmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzCCAQYGCisGAQQB1nkCBAIEgfcEgfQA8gB3 AFWB1MIWkDYBSuoLm1c8U/DA5Dh4cCUIFy+jqh0HE9MMAAABZHLfuwcAAAQDAEgw RgIhAIGLDtP5LZCXDUxIOaFs7Fa+h5GqWCsplgkA5QCRnEAbAiEAtptdYJDLjnOj IltTiPdyuFdCI+4wEvbLbY18mBsK0eEAdwApPFGWVMg5ZbqqUPxYB9S3b79Yeily 3KTDDPTlRUf0eAAAAWRy37rxAAAEAwBIMEYCIQC7xOfJ5dRnOjtlYYm/QOkivvXH gLmBItAf2X730+2tgwIhAPqguc/c8a2p1T+JbNWTC6EEgcleziBtJgZprvOkAmIZ MA0GCSqGSIb3DQEBCwUAA4IBAQAV0hkapvqvArhhfcy+8W4nuNGkXlO/tv+S3/zO IGUGTIjtfjwo+VuAq8hohgzmQ7fiI6ydQGMcBRYpgMZOb/t5jid/YNsdMCa+Jnwg BsWSz9Bbat4pVbceP9XpKAOV4LryRPrtiOUHRKlLhHl8lBh32992V8D1mHcAi7Q8 vb1DFrBImFpGp3m2iToMHx2kzqML3V2wl+O1IeBQMaSxdOKdOzrJ7oUy5r/QE5Ul CoQlclkQc5HhLV3kzVEOkERpMoPTuF1CNesMe9NcdBxVDgnPucKurMQASMxEvKuq gn+6B5lX1JZNbdPjQonY6T6AJSGsENZAkGD9QxBfnqQrzBbE -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwtd2fDtzIQnOdMsNB2FF 2FYxwmGwwUoCR4FbVn5e1mAgGWMcbQB0jXO6iqnxad7hS05NXAk454Ro32bn2Xse hT+J8RIwY+5AMqvLzNL0oYupJuQvZpdTaAuTW9qTwOOu/+HmoA0ZhuA4WAbpMPFd EsX5NAO8gUHTEtyVCDSY0aK8CpQ94kLV49SFvXQNF8znkCsAcO4F02oXrKn/98yh oMzQP/Vr6gYcelk4DbKJpcfrZhgg5JNDmCaOOymkwslA5eJ82RwdDGba2OgVpNK4 FCF+5qjgg8vn5D0MAVeVm5PmD0G8FH6ikOoIkP7ho2aYxR8lcWl+Fd0/itfUDtXD owIDAQAB -----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 395933937353549208766951803207098974455376 . . . . . . . . [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 2018-07-07 02:53:42 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-10-05 02:53:42 +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 'ctkbillings.org' . . . . . . . . [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 24596479846376058169578079841795586080606540621288256766817010448229291214939643940458639940708758333590857836924919834236799020973214242987831166667417799739298569347028573318440178678739169523283644419502445035329534824667336431195798055856224365972049805024210847416942372592562343863253056877776784983326235107398157215771555375665493815048141958217015571398663853070463239590983533967312137960410746881378280422019521247781973117442423287832861037265344773922440851420679731653941171098463061112479292680645814129810006460854438677189152661112266010947384336127168049280106827478404288133060565779134764876678051 . . . . . . . . . . . . . . . . . . . . [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) f8116677901b14d948e7f5c4557747cc29411cc3 . . . . . . . . . . . . . . . . [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 (40 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ctkbillings.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ctkbillings.org' . . . . . . . . . . . . . . . . [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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f20077005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c0000016472dfbb070000040300483046022100818b0ed3f92d90970d4c4839a16cec56be8791aa582b29960900e500919c401b022100b69b5d6090cb8e73a3225b5388f772b8574223ee3012f6cb6d8d7c981b0ad1e1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016472dfbaf10000040300483046022100bbc4e7c9e5d4673a3b656189bf40e922bef5c780b98122d01fd97ef7d3edad83022100faa0b9cfdcf1ada9d53f896cd5930ba10481c95ece206d260669aef3a4026219 . . . . [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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