kjfco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:c7:46:a6:f1:8b:0a:a8:7d:95:27:b8:32:88:77:93:5c:91 was issued on by Let's Encrypt.
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=kjfco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:c7:46:a6:f1:8b:0a:a8:7d:95:27:b8:32:88:77:93:5c:91Serial Number (int): 329146961592607682673791309067122174549137
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 85:8f:0a:02:a7:67:6b:59:24:6b:d5:a8:12:77:ff:7a:7d:aa:06:45
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3e:41:49:5d:90:74:68:e0:2d:17:9b:b4:a6:12:bd:ba:6f:2e:d4:9f
Fingerprint (sha256): bd:13:48:1a:4b:9d:b1:d4:c5:ef:a7:07:c8:2b:a9:84:50:77:4c:88:1d:88:40:77:a9:d1:c1:fc:d6:7b:12:f8
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate kjfco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for kjfco.com
Public Key Algorithm
RSA
Key Size
4096
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
kjfco.com
Other certificates including the domain name kjfco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for kjfco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSjCCBTKgAwIBAgISA8dGpvGLCqh9lSe4Moh3k1yRMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwMzUwNTlaFw0y MDAxMTAwMzUwNTlaMBQxEjAQBgNVBAMTCWtqZmNvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAKSGKpRGrwGjCJTwgyZu9IqXodoD6SCkyHWXhs/E GpGrLdgywchDH3bHu3ZqtieczWYhWZVqJT4YeU0LgQ3xpi90Dg6AmYsF/zjR9Efg FHDvvn9MA3AEcKedoJL3rXjFCLGgywN4qAyVVwBO5goqwgKbsiS9NMvpITSAKik6 vo6ak0DwfdwAEgVC4zDFmQwP62Tl/FPqhopq/NOcy5xb97IWeeIon9vhtl1dtmpp zBju79Btgi1XgQqwXVx4BOoGNNlfEpweVzuTfT9ABwLXOUrFii9vSWuSZ1CW9RRR wYBJ5IMVJ9jQ6SLrMYDifiY0g7/UGiQUt9NT8JDa40WPz2s39SWwEJmQLWAGXV6I MOa1S9iaGPkZV8ry8qspN1UbzJySwmnh/P4ykMQ7YWWi8gvK8zQwCE3iri1cEd5U i8pgJUwYoGyOg8LYlHGi6nvUGyeO5gFd3bOII4LSrgVAysRgavJHtlxxWkUemFvJ uKFLaJjMUQBnUK1bA99xH5Wmz8+6sqD9Cq/vQ5VXaTxBsc2+zpUa/SDuTVD7L5wb UeR61W1x0Wl7mhdmfoIrG9Gq6C1j6vxUo5RQCYl+2p9gKSufznlhHqhzmVOQDKWQ UdpDh7j6/y7qzBGbOLA1rfv1BxSQIkRNGoe8BWefXPPXqP6STKpmr7Cyg5Nm+IYf 7OWHAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIWPCgKnZ2tZ JGvVqBJ3/3p9qgZFMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJa2pmY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHUA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFtvk429AAABAMARjBEAiAw FZqhRU2sRftdQIuX7GpPh5Xq8u/Z9NeCGxu5VIe6uwIgN/WzEt3uvIkRs1/xeK9k PMRVMXsS23W68jTMXjc/D0QAdwApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTl RUf0eAAAAW2+TjcYAAAEAwBIMEYCIQDWyE40jgLQCNSquV1Uslk/102JUZfec4n1 c/PNv0xbTwIhAMjersNhldJFYHqfmGDeHRmCApmUo3/MoQ/o5eFzuL5oMA0GCSqG SIb3DQEBCwUAA4IBAQA5KDQPi1DjtuBT2lchzRgNWsZOSQVT1REiAWcRBLrvrzwU a4cZIgPeAmKt/3/0hZLR8EMZ2YS8b6PSWxObSH6Fj81PBKc47L239/AbkY0U039V 38CKH7yd6Z4svGWgfX4YqbQ77/moBJtLC/PoSsYacyvTuEd+8ZESBxEaok+wak9i J6KwyYu4WYobZwu0whTYq7RHDLWafJhMgvgtBjA06GKUQbC2k4+ugJabf3lhkfDE VK1ReotZAgnqEu+auefpg5XD6kvi45eb7pjnGhbDDQJcPCYRhJYArn5WJrKL4/br wzxjNySZUoYfNec0TJwgQrjKs5xNqB9BIneU6ecS -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApIYqlEavAaMIlPCDJm70 ipeh2gPpIKTIdZeGz8Qakast2DLByEMfdse7dmq2J5zNZiFZlWolPhh5TQuBDfGm L3QODoCZiwX/ONH0R+AUcO++f0wDcARwp52gkveteMUIsaDLA3ioDJVXAE7mCirC ApuyJL00y+khNIAqKTq+jpqTQPB93AASBULjMMWZDA/rZOX8U+qGimr805zLnFv3 shZ54iif2+G2XV22amnMGO7v0G2CLVeBCrBdXHgE6gY02V8SnB5XO5N9P0AHAtc5 SsWKL29Ja5JnUJb1FFHBgEnkgxUn2NDpIusxgOJ+JjSDv9QaJBS301PwkNrjRY/P azf1JbAQmZAtYAZdXogw5rVL2JoY+RlXyvLyqyk3VRvMnJLCaeH8/jKQxDthZaLy C8rzNDAITeKuLVwR3lSLymAlTBigbI6DwtiUcaLqe9QbJ47mAV3ds4gjgtKuBUDK xGBq8ke2XHFaRR6YW8m4oUtomMxRAGdQrVsD33EflabPz7qyoP0Kr+9DlVdpPEGx zb7OlRr9IO5NUPsvnBtR5HrVbXHRaXuaF2Z+gisb0aroLWPq/FSjlFAJiX7an2Ap K5/OeWEeqHOZU5AMpZBR2kOHuPr/LurMEZs4sDWt+/UHFJAiRE0ah7wFZ59c89eo /pJMqmavsLKDk2b4hh/s5YcCAwEAAQ== -----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 329146961592607682673791309067122174549137 . . . . . . . . [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 2019-10-12 03:50:59 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 03:50:59 +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 'kjfco.com' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 671199716420811866526642885843988760731874085598845266707119898659216538104903219374686207407972890994339576185227866563933507269268073323247846727978143178600352269612616388561080419853478505304504483841668070726056577410113814931328317091069397011398192362182018673536580653766646804747683579694184575685261640448667470581282812171896538806546138463139909688425419375034556951739892905720473805757833459500326322185772035092297981324021514024625429471650055840250179733122008997225430703120981843329444913927150974417228369579734787715731191396242980934494991281127450832514113222336144400931960445780016363275151215635285671981032298675696472044285191758553731166381674403910613390380094953472492114999046696435670976164350941322607782430031581719280737995954480316134308607913354543034468628387166248214766346881811242391469919055836243076485800415056525656672124513920502226524462944287920763756973389676335117799873459566738309253158312394467994081300032961283718759814179314795185922810904060080843511535726320825700252554390675173126563551987416584921532595059812889269659090691771946669498656182328314596847395968589741123594448731696078512726491283590448161549516727489423884014519205707584254158638209223587384136741741959 . . . . . . . . . . . . . . . . . . . . [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) 858f0a02a7676b59246bd5a81277ff7a7daa0645 . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kjfco.com' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dbe4e36f40000040300463044022030159aa1454dac45fb5d408b97ec6a4f8795eaf2efd9f4d7821b1bb95487babb022037f5b312ddeebc8911b35ff178af643cc455317b12db75baf234cc5e373f0f44007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbe4e37180000040300483046022100d6c84e348e02d008d4aab95d54b2593fd74d895197de7389f573f3cdbf4c5b4f022100c8deaec36195d245607a9f9860de1d1982029994a37fcca10fe8e5e173b8be68 . . . . [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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