www.klgco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:58:c6:f2:f1:84:4c:ef:61:9c:3f:d8:b6:7a:3f:ea:fe:ef 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=www.klgco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:58:c6:f2:f1:84:4c:ef:61:9c:3f:d8:b6:7a:3f:ea:fe:efSerial Number (int): 291546154661871145682674338536381777379055
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 80:d7:01:de:77:2d:ca:da:8d:ca:ba:f1:7e:fa:7d:f5:09:5c:cb:cc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 73:a2:ce:8d:92:03:e9:17:af:50:ac:29:28:c0:3c:00:11:eb:c4:6e
Fingerprint (sha256): f5:1e:b7:0c:57:45:23:8a:1a:35:ca:b2:3b:eb:bd:41:48:3c:c5:67:5c:eb:78:61:27:c5:d1:9f:33:45:fd:db
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.klgco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.klgco.com
Other certificates including the domain name klgco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.klgco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISA1jG8vGETO9hnD/Ytno/6v7vMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTkwMDEyMzNaFw0y MDAzMTgwMDEyMzNaMBgxFjAUBgNVBAMTDXd3dy5rbGdjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDR3jMQlr1gexhr5zp6Xc44mxNEPf7WP6l9 35J14m/NkiF4GLMwNr2K/SLL95Q9lSV7s2EdYujsIhgVUDwjpnH+DxlSlcg2m6mX JYanhzjFai6cl+orrJDwjRqkn6leuvpx1qCoFf7AJA5I91RhJn1NlqaXXDoINb0D KvI5q4yN+2af18kLCz7gB1b/SSP5vR+webYBbGDkCU6FZQRhaWwqfC8a6I4CZpET UlMSScnPCpCYk5t4ovQ7bbaH6lp27P+k8GfAn4508CH+GkGf5WXWbKEQ/4D97Obx tMJgtbOT7fJEi0iErEYSDtw3qy06maR9JJ+nNjLFSotofnu0Dbo+vNQu3VIolio/ hBkVWsrZvtaLSARAGraYu4GXtShQNKuLiCHlwtuwBO1lRpJ5YUZ5r7aXSHcMiuZH BwkEEgLgSHbqwjxAgpWa59JA8ilC6yQMn/geXZTOTUys5Je8CR7jPvZgi3IPQoU3 cpL4HBOlH327xpmTnp+Cj6AyWDkELzocBgdY/fem/fCosT8I5bJgl4vN9Hi5lQXc jMqPLc+VdT2Y6/lAbkPdtxSHkOuSkKGeIgXE7+Zp4vWmQ1jZz16GXeTZU+OocGlh E1JHI3ODjmxuYsBR0Pkr8y9CmVBuAOZZETjxSEr1bWPKESuv5clA3H/EQ3aE7Pc9 kt3ns8e3BwIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSA1wHe dy3K2o3KuvF++n31CVzLzDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbGdjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdgDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAW8btqnJAAAE AwBHMEUCIAurijKGgPX+ygPZQFv9D9gKkLjN+mxGBDgcZceDXAB3AiEAjBex9imA OKqvtFLJWMFGPTnRejZUHU1qqPIAd61EJ8UAdQAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAW8btqoNAAAEAwBGMEQCIGJ5gggeAK1SIGKDqvsmltKr QngNXtqCkVatZhiNp9QaAiBRXtIGdB44bFck+z1UiIdq3wsWn0JZKUWTt2e6NOjs qjANBgkqhkiG9w0BAQsFAAOCAQEAQHzeNMd5rEdFaacvriMcmDK4WmcdX6d5w8ml Vj3ra11cGymNVVIZKeHOuY2uODWBLB8TGJMlXSlaPTrs0ZVsW65Ae+H/U7qkGWXB 0I7hR3YeVtwsw/2WsyHPZpNFNcRh/oEgJob1Bery6seQb9zsJHOjvkepodD7pSfp 5dk39eS6C1jAONVN99nkCPwIDJJP/KnpUhYV54E7VZT+dgUU3axvrElwEcIxCwn4 mCFDNlXnZ0YcUOEJwPxVQw87DpYuGgcnuHNVkSTC/kfcrg+Q77Hm2tnN4mY0X4jD I8pfoNm6egtFN77tIp0Ja7DYHxbq30nZuM6+089zgIqwFACHVw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0d4zEJa9YHsYa+c6el3O OJsTRD3+1j+pfd+SdeJvzZIheBizMDa9iv0iy/eUPZUle7NhHWLo7CIYFVA8I6Zx /g8ZUpXINpuplyWGp4c4xWounJfqK6yQ8I0apJ+pXrr6cdagqBX+wCQOSPdUYSZ9 TZaml1w6CDW9AyryOauMjftmn9fJCws+4AdW/0kj+b0fsHm2AWxg5AlOhWUEYWls KnwvGuiOAmaRE1JTEknJzwqQmJObeKL0O222h+paduz/pPBnwJ+OdPAh/hpBn+Vl 1myhEP+A/ezm8bTCYLWzk+3yRItIhKxGEg7cN6stOpmkfSSfpzYyxUqLaH57tA26 PrzULt1SKJYqP4QZFVrK2b7Wi0gEQBq2mLuBl7UoUDSri4gh5cLbsATtZUaSeWFG ea+2l0h3DIrmRwcJBBIC4Eh26sI8QIKVmufSQPIpQuskDJ/4Hl2Uzk1MrOSXvAke 4z72YItyD0KFN3KS+BwTpR99u8aZk56fgo+gMlg5BC86HAYHWP33pv3wqLE/COWy YJeLzfR4uZUF3IzKjy3PlXU9mOv5QG5D3bcUh5DrkpChniIFxO/maeL1pkNY2c9e hl3k2VPjqHBpYRNSRyNzg45sbmLAUdD5K/MvQplQbgDmWRE48UhK9W1jyhErr+XJ QNx/xEN2hOz3PZLd57PHtwcCAwEAAQ== -----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 291546154661871145682674338536381777379055 . . . . . . . . [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 2019-12-19 00:12:33 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-18 00:12:33 +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.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 856186605362119584087327262262187921704318292406860768934282683286438038573157078686364948276878075461578986501521319195488008062308290721685646615115208953580790925999845144203982373989279702801969136018372081756864738240661508127053726107084247320665726354318343851553398159755815955045438173424599214474400165382210971082392197206255604141977919765240851132840356244366552693980569509994469045107413030563799805089301502047473627881893129469518126154081343602038688574234506714375077351271378916618164573393336526845098817647652529510256893110192353027172789660442258542071505341089069265122388616102553394815038771238465470251039894030783602761004970596508352541617325337108508858907440518971177626985773672376841302403683371976772033023220703045678313183856494512785442293694594836974462661467916424930099343321265431283946699257294456789121697405417648653355328677423412513425410949232423466216740062656240893523219780113203638377900340611700539961450039542497313046583052978760367295582047223268897679391660265502443039295582734647405145090557201175599868832738185829662692792541565389570519909630320053549727448265137954291675896076319077503022330025867856937206202169749164782586284933316988436510367572671407047010842818311 . . . . . . . . . . . . . . . . . . . . [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) 80d701de772dcada8dcabaf17efa7df5095ccbcc . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f1bb6a9c9000004030047304502200bab8a328680f5feca03d9405bfd0fd80a90b8cdfa6c4604381c65c7835c00770221008c17b1f6298038aaafb452c958c1463d39d17a36541d4d6aa8f20077ad4427c500750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1bb6aa0d00000403004630440220627982081e00ad52206283aafb2696d2ab42780d5eda829156ad66188da7d41a0220515ed206741e386c5724fb3d5488876adf0b169f4259294593b767ba34e8ecaa . . . . [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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