www.klgco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:dc:9f:a4:d6:dc:36:a3:ed:57:61:0d:ea:8c:dd:1a:f0:68 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:dc:9f:a4:d6:dc:36:a3:ed:57:61:0d:ea:8c:dd:1a:f0:68Serial Number (int): 336411181663784564538184187958333368103016
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 48:0a:14:d4:dc:06:c7:18:93:60:b7:19:3d:08:46:f4:d1:f6:29:74
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2a:c3:52:b6:3d:9e:dd:d3:e7:89:d5:ad:85:5e:09:38:4a:be:62:81
Fingerprint (sha256): a3:05:81:14:b2:e6:fb:37:c7:5b:b1:ae:1d:a5:21:7a:30:08:eb:6c:6f:21:2f:06:cf:db:00:82:2c:fa:91:1d
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----- MIIGUzCCBTugAwIBAgISA9yfpNbcNqPtV2EN6ozdGvBoMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTgwMzI3MTZaFw0y MDA1MTgwMzI3MTZaMBgxFjAUBgNVBAMTDXd3dy5rbGdjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQCXHdiEk85zeEB1nJ9so+BVmTsHXtpeD2XZ hUO2HFKgaRpgkgaCCwpg4EaMveolxcci3906MXpLpQh31pPXPo7IOoAHuTZIDSMR MJuwGjT65dg8mZiKavYkkB3bW1Fx4PayNUn9NxRx9P/QUEcKPbbHAbXmjZAnhE8r 9+ZpOuDCfPEwLa5kCyXBJyOLJD941gt95KSx0fMTNDRCqzCw7aChEeNZsGumQ1Xk 4XmM7s/nJYZEWGmK2eFmty44asIpfkDQ9XwK18/ajnXcM0GmSWcYvye3/RN68ayH HLg/Yn6pe98SrYKpMRa7UoPgiUSXC2Fknb19es9q/u0eydRodMRBs6h5PNAEQFKh M8y8tawGbzAUQni12aGnuHMK67u+mjVm2nYd9gDNcFIvsALXKjqP8KZAdD7pOtMT hHVtUoVUrMxax5qeqyvi+SlbKiK4czSJkSc/hmXCrjf0NUBhTM/edMzE+b+2ZL+A EjyByWgreLDDYa2ESp7u/aQmRLSzGxvB6RHqs9MSigZlv+6b0yds1XcBd92VdUmq NTi4oA0ne04E+JeL312Ur+RmGS9wKuTWoJknK9gtGV+WI707zl0lIlSNvyLg5a3v hXzrlSG1y+Ty8K9dhJOt/QdHspQTmEouwRXPkpHl1S2QBp3h26/SlrL8ZJr7ME2u JJtBqsmvCQIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRIChTU 3AbHGJNgtxk9CEb00fYpdDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbGdjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAXBWjNytAAAE AwBHMEUCIA7UOHnIFc99nm3ma9JNS28jWI67N/buwVSu6vwZ7Fs3AiEAkZZJTCr5 X7efV6WC8LQGYEKdyC49Yto/xRYg5Mp+WXQAdwBvU3asMfAxGdiZAKRRFf93FRwR 2QLBACkGjbIImjfZEwAAAXBWjNzgAAAEAwBIMEYCIQCIomQGFmN/6RnDbuDEpevq IZMFtmXXk+aRs+CSVvMr/wIhANhjaPojWg2rygXiFteKqL5PVyztrVhWqNXE1Dvr bilyMA0GCSqGSIb3DQEBCwUAA4IBAQBK3Sd1Xi0/aja9AlKwByW+83bK5tgMWFJ2 4kGZDVSbxjLU/Z168sE8EDBKmM/0gUyvQnQgDXqtna7YiqtY0QtAu1KHZnhGuA0T X08Bw73fAOYRi0ROhDZR2him4gWVjGDTH9TkbDKMDFnc9nPoqCnecO9wDP6pAX7j Odi5XIPKsHxy76khDmBbI84pVnvfoJ0ODtXmWInSjZL9ExcjNzCdoI1oJWsSz7dj jS4PoX+aKTBQR++SQIjBvG6Yz2tGW4NlhCEatQbkgvakMKEQBiWa5OlacaAQH2uE NfRliMgA6GJ1HsJnDYSJeW2BWHJquta6BJtEZ4/7hUi9Cc0QTK8B -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAlx3YhJPOc3hAdZyfbKPg VZk7B17aXg9l2YVDthxSoGkaYJIGggsKYOBGjL3qJcXHIt/dOjF6S6UId9aT1z6O yDqAB7k2SA0jETCbsBo0+uXYPJmYimr2JJAd21tRceD2sjVJ/TcUcfT/0FBHCj22 xwG15o2QJ4RPK/fmaTrgwnzxMC2uZAslwScjiyQ/eNYLfeSksdHzEzQ0QqswsO2g oRHjWbBrpkNV5OF5jO7P5yWGRFhpitnhZrcuOGrCKX5A0PV8CtfP2o513DNBpkln GL8nt/0TevGshxy4P2J+qXvfEq2CqTEWu1KD4IlElwthZJ29fXrPav7tHsnUaHTE QbOoeTzQBEBSoTPMvLWsBm8wFEJ4tdmhp7hzCuu7vpo1Ztp2HfYAzXBSL7AC1yo6 j/CmQHQ+6TrTE4R1bVKFVKzMWseanqsr4vkpWyoiuHM0iZEnP4Zlwq439DVAYUzP 3nTMxPm/tmS/gBI8gcloK3iww2GthEqe7v2kJkS0sxsbwekR6rPTEooGZb/um9Mn bNV3AXfdlXVJqjU4uKANJ3tOBPiXi99dlK/kZhkvcCrk1qCZJyvYLRlfliO9O85d JSJUjb8i4OWt74V865Uhtcvk8vCvXYSTrf0HR7KUE5hKLsEVz5KR5dUtkAad4duv 0pay/GSa+zBNriSbQarJrwkCAwEAAQ== -----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 336411181663784564538184187958333368103016 . . . . . . . . [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 03:27:16 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 03:27:16 +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 616501879781402350185016941000375395525011556596021986412008343321860947841159070212768478425430808942818630658688021693121437126851486509044152515241467480510108475273822574123308653831998446238283755691903088562172817492734751972719829007736759151226490964560568402713607252907124227642721636216081300178632710008518964856761307119271918312794540191299064512396145869665402615322142290496665090190532490683116793339289782214274406926571178138954823439367922363491716129495066192431832770826016231292498399473114203002733309108730281905290272036535411325814753292093730046658032129757329056952803020305165080339030792798059478400855782665573483155339933478795866250699326508873685441137534224665482283827262458001783388357105681541194401331706941176668395610948155491094316051460541376550181430739751331718393704097780005982486446914367650963184371600729969589737574064133781938268265335397037090463735520330227948022166492943240393071236511382716253027787625165210511977051097317315153116969705612039906989520288791189844784217846300114071878635140181612552374899125374192669650150151083874535171294825638277842701211557570779161477018494925911568836533631272045381653970688101912889182319761764548032071146242847590561388601913097 . . . . . . . . . . . . . . . . . . . . [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) 480a14d4dc06c7189360b7193d0846f4d1f62974 . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170568cdcad000004030047304502200ed43879c815cf7d9e6de66bd24d4b6f23588ebb37f6eec154aeeafc19ec5b370221009196494c2af95fb79f57a582f0b40660429dc82e3d62da3fc51620e4ca7e59740077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170568cdce0000004030048304602210088a2640616637fe919c36ee0c4a5ebea219305b665d793e691b3e09256f32bff022100d86368fa235a0dabca05e216d78aa8be4f572cedad5856a8d5c4d43beb6e2972 . . . . [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) 004add27755e2d3f6a36bd0252b00725bef376cae6d80c585276e241990d549bc632d4fd9d7af2c13c10304a98cff4814caf4274200d7aad9daed88aab58d10b40bb5287667846b80d135f4f01c3bddf00e6118b444e843651da18a6e205958c60d31fd4e46c328c0c59dcf673e8a829de70ef700cfea9017ee339d8b95c83cab07c72efa9210e605b23ce29567bdfa09d0e0ed5e65889d28d92fd13172337309da08d68256b12cfb7638d2e0fa17f9a29305047ef924088c1bc6e98cf6b465b836584211ab506e482f6a430a11006259ae4e95a71a0101f6b8435f46588c800e862751ec2670d8489796d8158726abad6ba049b44678ffb8548bd09cd104caf01