klgco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:20:e9:cc:e0:79:43:44:10:ed:b6:29:cb:aa:1c:91:fb:bb 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=klgco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:20:e9:cc:e0:79:43:44:10:ed:b6:29:cb:aa:1c:91:fb:bbSerial Number (int): 359648953372955220585303184759539178273723
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 96:34:a8:d8:48:47:88:b0:fc:5a:d0:73:4a:53:d7:fc:4f:dd:b1:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): cd:86:93:1f:c1:e4:31:0a:0f:39:f7:23:33:da:66:65:fe:b0:aa:90
Fingerprint (sha256): f2:cb:64:ce:31:61:10:a3:69:35:1b:8a:7c:77:a0:ce:b3:2d:4d:72:be:a9:38:7e:0a:80:88:b5:47:3e:5c:03
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate klgco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for klgco.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
klgco.com
Other certificates including the domain name klgco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for klgco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSDCCBTCgAwIBAgISBCDpzOB5Q0QQ7bYpy6ockfu7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTgwMjU4MTdaFw0y MDA1MTgwMjU4MTdaMBQxEjAQBgNVBAMTCWtsZ2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAM9ckZyHGpgmPsjPnBmilEzax66wOpIPcs4DrIvg 2mqLHguPy9Uc1L6yT4680oZnnqrCv6x6+OV1/Fcm0BbTLRUULWX1fPJV+BvDUv44 1oTgSBBdT0M1KvN3Q6Utia4OpAvkju0tUkVUxv1vs/bnfOb9HTNvGaWYOfrMV++h B0eKOIrM7d4LBIup/z9eOvFBEb2uqrFRqNx0ewXc5HPo0J3RwM1n9WfF3aaK1P1G KVSqvW+Mtbxmrwo+rth2l/deEH/1PGI6OJDLj6N2jedsruIw4MbqbS7EG4WFBfn7 yXNlcyaaZ3mIMCEW41cgCCgIMxy4PlxATWVb+JkNrthZtWlaak4ADBAnXFaYlQ8T uvJvao13gV5q68F07of8+byc3cM0DO7Hv7w5VP64+sZwdlo66VtrFcUT6tbAX3tr y5ZTUHrieZsRGJ9LJOOB8Pl5SGZz94rwWOFUTToQylJfSi7c3o9eh96+peXwleT2 UfbhG2WY+fbGKS/MrUJ2LFDguiWZU25WUnIl225cjmvcUMX1ZP2FRYeRfA4Dhcsv SKyr7LKxNaivUcQSK2PWheZWoxPp/tiGw2/QJC5TeHtvQaJvdtn2pXi9BiRS7df1 0vRdvzxyJQjmfQWZZgVzW5UuhGncU60IOoKYo4db7Sypgk78c4M/x/2Ot+K92VAZ dbEtAgMBAAGjggJcMIICWDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJY0qNhIR4iw /FrQc0pT1/xP3bE1MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJa2xnY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAsh4F zIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFwVnJSWwAABAMARjBEAiBX hihb93eFPjp48apkd0+rahvFUR9W2i6pBT4bCZMlawIgDjTG4WCTJ2TiRoq0/Eu/ COdJtG1l+Gw9SgGnKrVRO3QAdQDnEvKwN34aYvuOyQxhhPHqezfLVh0RJlvz4PNL 8kFUbgAAAXBWclJkAAAEAwBGMEQCIBcgZTJezA3/pma0pn60ox89mWdWR/D8aNK0 PYkUHOACAiBskdTT0xqz/iMwmRSoAnnQ4b6VU6VOpGLQnbx+/QzUBTANBgkqhkiG 9w0BAQsFAAOCAQEAUpSAhBX9WqEOQ9sHFT+CMT/mlzDE1d+/VmGKWx0cvm7HFlyG 5NY2JgJj5dZo1Ih9GUDwR5M0yOIAXu5evi9NjSOedRZAZiVy5w38IHyTgJUppW8W g33q9J0YyG6kfuUjUK/aPU+Q7POR8Cx4OQ8GYKUALeHkhSEftBkFxt3u/g5e66eR uWm/+7ANdBMsG5++BcU0HCsfK+CrSCGWZsZLW4b3LlYmeHCS8JDYbF61NfnLAwbg 8MpusA3eQVytpRJ6BnTDQT5yMEeD9+zTTS4AIVgeOeI/tCQ/2jwcqL4eh2bymgV1 s4284GxkdXrqYMvZGJGh/GWAV8j0/0IGDRcREA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAz1yRnIcamCY+yM+cGaKU TNrHrrA6kg9yzgOsi+DaaoseC4/L1RzUvrJPjrzShmeeqsK/rHr45XX8VybQFtMt FRQtZfV88lX4G8NS/jjWhOBIEF1PQzUq83dDpS2Jrg6kC+SO7S1SRVTG/W+z9ud8 5v0dM28ZpZg5+sxX76EHR4o4iszt3gsEi6n/P1468UERva6qsVGo3HR7Bdzkc+jQ ndHAzWf1Z8XdporU/UYpVKq9b4y1vGavCj6u2HaX914Qf/U8Yjo4kMuPo3aN52yu 4jDgxuptLsQbhYUF+fvJc2VzJppneYgwIRbjVyAIKAgzHLg+XEBNZVv4mQ2u2Fm1 aVpqTgAMECdcVpiVDxO68m9qjXeBXmrrwXTuh/z5vJzdwzQM7se/vDlU/rj6xnB2 WjrpW2sVxRPq1sBfe2vLllNQeuJ5mxEYn0sk44Hw+XlIZnP3ivBY4VRNOhDKUl9K Ltzej16H3r6l5fCV5PZR9uEbZZj59sYpL8ytQnYsUOC6JZlTblZSciXbblyOa9xQ xfVk/YVFh5F8DgOFyy9IrKvssrE1qK9RxBIrY9aF5lajE+n+2IbDb9AkLlN4e29B om922faleL0GJFLt1/XS9F2/PHIlCOZ9BZlmBXNblS6EadxTrQg6gpijh1vtLKmC Tvxzgz/H/Y634r3ZUBl1sS0CAwEAAQ== -----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 359648953372955220585303184759539178273723 . . . . . . . . [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 2020-02-18 02:58:17 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 02:58:17 +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 'klgco.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 845961508541397540015036809852588770340378978291091283238794408402263830814047653421540180481889434298434966729109031359189966281874270803436002870836355183072857899278729568341707431667146328459428948513521900047194167806739437761450020256923998922766111880533995524936234553293973798261526607676694171342825494340134727719970794940632012218806013531178699558668426172753724702680934210842353230427812682993683447856004598377917157034197567294825834513920904928920823884539830585761403996756332656161408480302409184868955485050729621516932073640011464728790899909134377401799796703194840340829890805789249007177973524740565650561671409798235015704201088010390944467672240203779204443568531929021056452752210864196910853564371820863568741287326893437757191006657165767277436846878421762106880449111019390842785043743658892056776417245998091878506651436835624239500564965486209431271329520594726946833558230245797909450157552870942444632942433144545357834094917510261176516968223345529887148051740581076509727645763339783814515807288267452203398184765498893097741302000574583464625765120879154151079802368480352047198239798652777021815498179470436756156845207670834104796358813524352211135425056114130577684135998526828998310608875821 . . . . . . . . . . . . . . . . . . . . [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) 9634a8d8484788b0fc5ad0734a53d7fc4fddb135 . . . . . . . . . . . . . . . . [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 'klgco.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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001705672525b000004030046304402205786285bf777853e3a78f1aa64774fab6a1bc5511f56da2ea9053e1b0993256b02200e34c6e160932764e2468ab4fc4bbf08e749b46d65f86c3d4a01a72ab5513b74007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001705672526400000403004630440220172065325ecc0dffa666b4a67eb4a31f3d99675647f0fc68d2b43d89141ce00202206c91d4d3d31ab3fe23309914a80279d0e1be9553a54ea462d09dbc7efd0cd405 . . . . [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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