klgco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:5d:c6:3e:3e:56:30:20:5e:c5:56:04:02:f1:ef:7c:73:25 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): 03:5d:c6:3e:3e:56:30:20:5e:c5:56:04:02:f1:ef:7c:73:25Serial Number (int): 293246628248836571360384067291159818171173
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b1:36:3f:82:d3:c8:d8:ba:6f:05:9f:bf:3e:00:64:0a:76:4d:79:53
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 04:c9:9d:38:9a:9e:83:16:33:1d:c5:d0:0a:a1:b6:b7:57:5f:6a:85
Fingerprint (sha256): 4e:8e:f9:ea:86:6f:62:0d:99:e7:25:b7:c7:56:59:34:c7:50:ff:89:74:cc:4a:6f:85:c4:b2:da:d6:a9:4f:07
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----- MIIGSjCCBTKgAwIBAgISA13GPj5WMCBexVYEAvHvfHMlMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwMzM5NTJaFw0y MDAxMTAwMzM5NTJaMBQxEjAQBgNVBAMTCWtsZ2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAMt3AQRB1oDL8WRLGqUOHRNBBWqVLCDR0eIdSd6Z 89A7IdayDgUKYrMz6QrK8i9lpEs02UMQA8y6YWYn+WdYibvD3yrZiuLuPUY6Xh0p mpAMWZ5VUqjxFScnk9tF7VhPjWJPnzTZUpLGNjqYN8ciH2LsoBhgFU4xGdKcKjfx 7Rbz0ysLgPFn3kzL4tbkW78JHzPdoI4qlKd1wiNEN8thZyvFnncSetAM9KLFX9IK 2POKSt/zpxf8P9SUukMfmF9DFDW4nwvFwaamMXMr9c3CRZV4tODXSoQsH82LQ/s4 3YgFQu7ucFejPN/sDfd4tq7XkZuugK7sLxuh2n0pxZZcK5fcpvDGVu9CmIbV9xOc 70XEzUIq0xQOqk3Z0qrRP2qchi6afIDMW++XqAjrxYK0SZ0K/mYjlt5CqBYlJCjV S+dDEQzWOaKNbZQ3PHm0MHgDFbr35J4T+R2y8fVPd3JQWOuKoXJNW6sseNWbiHHX gqUKLYlPcLRET/bqXSFBlco8zEuDzdycR3ITrHQAo4gU35Dyi+BeFVT+9cKqwlSN GfzVBsNJbiKNnGGgfZaDJLjv0NoFhdkKozGdV9BIv4ZfI7nEBj2zX4vKAcEj1sZn Ucgf/gWSkeID2UhwlniLSWKFneEAPXnNPyT0ZMrZEx8FgEPYaRGMb3dXp6WCXOKC 2/2RAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFLE2P4LTyNi6 bwWfvz4AZAp2TXlTMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJa2xnY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAXqdz +d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFtvkQHdgAABAMARzBFAiBq bbNvFmunMiNawn7ENqUM6KlMuuNymg7Ug7WM0VRPQwIhAIEqQdInOioXfH3/SIrj blH3oiYhFx9ijRUnFmsARiltAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklT Le+LkF4AAAFtvkQHZwAABAMARzBFAiEA0F5SBnSwTPfY/oqNMwkXp3ZDf3o8Uor1 V+no2zznw48CICvHYo+XZSKsWwbx42q7Y3gL+dQbdFworA/HniyQ/fr9MA0GCSqG SIb3DQEBCwUAA4IBAQBIz0rdRyjCrir7tSzRqNCPXIfZnT+lE6AMD/O9OzoFZQ5m ODURlzNaDBBQvx6XB24IJaZ8E3aTpm2DxrVOs3IjxOYWwCpP6By429Vbd+b+Osz4 ua7ACc2izeWBhRvZDlkOfOUF2EK4EwJ8hhgq6q4luKkBe3fgPsPfiaa5LqnDMi3P nsixiCKflAiXNIfKaY2+4BRSuFhO7wxA73zif3F6K55XcFelSZr4jtCTQEbPmr/U uAxa4PxHUGCitUkW1cwRu1b23dYz8hsfrCHT5rSGQDl7HNUsmOx+uj/n8fQVeV2/ Am6TKyA+o+/wxcF4jhRIxL4G/kVUflicoEaQpvTf -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAy3cBBEHWgMvxZEsapQ4d E0EFapUsINHR4h1J3pnz0Dsh1rIOBQpiszPpCsryL2WkSzTZQxADzLphZif5Z1iJ u8PfKtmK4u49RjpeHSmakAxZnlVSqPEVJyeT20XtWE+NYk+fNNlSksY2Opg3xyIf YuygGGAVTjEZ0pwqN/HtFvPTKwuA8WfeTMvi1uRbvwkfM92gjiqUp3XCI0Q3y2Fn K8WedxJ60Az0osVf0grY84pK3/OnF/w/1JS6Qx+YX0MUNbifC8XBpqYxcyv1zcJF lXi04NdKhCwfzYtD+zjdiAVC7u5wV6M83+wN93i2rteRm66AruwvG6HafSnFllwr l9ym8MZW70KYhtX3E5zvRcTNQirTFA6qTdnSqtE/apyGLpp8gMxb75eoCOvFgrRJ nQr+ZiOW3kKoFiUkKNVL50MRDNY5oo1tlDc8ebQweAMVuvfknhP5HbLx9U93clBY 64qhck1bqyx41ZuIcdeCpQotiU9wtERP9updIUGVyjzMS4PN3JxHchOsdACjiBTf kPKL4F4VVP71wqrCVI0Z/NUGw0luIo2cYaB9loMkuO/Q2gWF2QqjMZ1X0Ei/hl8j ucQGPbNfi8oBwSPWxmdRyB/+BZKR4gPZSHCWeItJYoWd4QA9ec0/JPRkytkTHwWA Q9hpEYxvd1enpYJc4oLb/ZECAwEAAQ== -----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 293246628248836571360384067291159818171173 . . . . . . . . [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 03:39:52 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 03:39:52 +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 830064206140957929144728859395322902955307093300578176538353442394429960520834312874649942264670164083929550795933438501609986491152294533370960291343589702477983026480287455643480071021077582622470608478468802684628363557799126249874870374915245489310825501641055588465870080296812156559383872649454851949188219634587550035685098482718791751648761615245551344699552743613339085719102870387100677293086927316964067731337082488298078072497183356335532368695886369205944660140246736861587369266134529832786719681761247107571728903703156090393986705356257468349813489359179446247398898856682834275727271155154248020236377789338196344632262036371962874944547505388082637438012683839809262040833772961407071774351258183860770511594336004604198814429263711772028447516725187973132711577091571283155799221958827014743178880145827762985649043020068304034970949995959594857199384042699884236070820866768292215863963328363117479946546317066525144332184068228913571276579842444285043807965258304611183964394569497456060120141982845163862269872720396771198214341666816272713514605645273604021425439754214410214965236709990199700023984470058251357607996059165924206373911540187204472225435572370046133103753092855105470382651860701260873838886289 . . . . . . . . . . . . . . . . . . . . [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) b1363f82d3c8d8ba6f059fbf3e00640a764d7953 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbe440776000004030047304502206a6db36f166ba732235ac27ec436a50ce8a94cbae3729a0ed483b58cd1544f43022100812a41d2273a2a177c7dff488ae36e51f7a22621171f628d1527166b0046296d007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbe4407670000040300473045022100d05e520674b04cf7d8fe8a8d330917a776437f7a3c528af557e9e8db3ce7c38f02202bc7628f976522ac5b06f1e36abb63780bf9d41b745c28ac0fc79e2c90fdfafd . . . . [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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