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:f0:68
Serial 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.org

Check 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-----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-----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)
		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