structuresettlements.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a6:0d:82:e4:a8:6a:a6:12:36:d0:96:be:a1:c9:c5:42:fc 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=structuresettlements.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a6:0d:82:e4:a8:6a:a6:12:36:d0:96:be:a1:c9:c5:42:fcSerial Number (int): 317841690304426065422449477061036866880252
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 06:09:ae:64:c1:49:42:34:f2:c1:94:cb:74:6c:e8:f7:b9:12:9f:f0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3c:d3:f5:bf:e0:1c:b6:fe:78:7d:7a:78:b5:01:99:bc:60:3b:5c:f8
Fingerprint (sha256): 9c:b4:5e:1b:d8:00:c4:50:15:69:49:9c:08:92:e9:41:03:51:ec:ae:b1:d1:30:3d:c2:58:27:02:a4:93:24:be
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate structuresettlements.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for structuresettlements.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
structuresettlements.com
Other certificates including the domain name structuresettlements.com
(limited to 100 certificates)
www.structuresettlements.com
embracerings.com
structuresettlements.com
structuresettlements.com
igamingcompanies.com
www.dailydarns.com
structuresettlements.com
www.structuresettlements.com
structuresettlements.com
bidmanagementtools.com
sellitwhereitsits.com
www.structuresettlements.com
structuresettlements.com
calling.org
www.dyna-systems.com
structuresettlements.com
www.permitmasters.com
embracerings.com
structuresettlements.com
structuresettlements.com
igamingcompanies.com
www.dailydarns.com
structuresettlements.com
www.structuresettlements.com
structuresettlements.com
bidmanagementtools.com
sellitwhereitsits.com
www.structuresettlements.com
structuresettlements.com
calling.org
www.dyna-systems.com
structuresettlements.com
www.permitmasters.com
Certificate
The complete raw certificate details for structuresettlements.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZzCCBU+gAwIBAgISA6YNguSoaqYSNtCWvqHJxUL8MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTYxMzU3MzhaFw0y MDA1MTYxMzU3MzhaMCMxITAfBgNVBAMTGHN0cnVjdHVyZXNldHRsZW1lbnRzLmNv bTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBANJK2eUAiJGU83bDtb1u SYnQxX/C8KSGbXY+19RxTBYn7XX1/pVJf8jboGezR1s1bugLBYvD7MB0PXBXooX6 XeYOArhUK2x0+AtouV9t877L/lR70KOnJsJY3v4Upo2bImcamoAf8fVXcMYKHb7T 0gj+ib2Al1GLGeiKejeVUWjyrZvl3pHqIIaMPVksxxF20PmPQUzZAKzbyt3u594F P0cU0CQv4hnPokNXm1A8pf7Hi2rPsW7CeNIAgVm3FXdV3QCWWIQ/nSeumJ22MhH9 7/YgUsnoaVuqQcz92jcf7eixF0LwIZoCWOnV8EDL0xQgBSovQGgJctl/Y1G32MTk TNForINRVT4pK23bW8pwL35sWG0VM7cN3jPLcaCXPfTBUIaX6yGXG3RTbKolPkMQ /mBmIe9E4zwjKv/IAzl3MTBLQ8ClXk+NllXAC6UEpMmUT4FOymFEvF+Za3uYIkwh sKTNlSBEa4P3X9oF3ZYP0GL0Zc0N93HnR1JtTnFLPn4Dz+wg3aly2X1tcIeAOsWa Q/L4lio0I7Cu8cU7EyW9416MNNks3Rz8AaX0kvLUBwx/8f7bvhwJBBrcfwZX1UcW 3h0df1o1qfrO/uF8CayrjwjQN2J1IlKOb3op8MqpEjCKp3fw9N6Ot7Op1ECRTeSu DJ5gsFNLlB0KK4pkVknXnH0TAgMBAAGjggJsMIICaDAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFAYJrmTBSUI08sGUy3Rs6Pe5Ep/wMB8GA1UdIwQYMBaAFKhKamMEfd26 5tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDov L29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDov L2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wIwYDVR0RBBwwGoIYc3RydWN0 dXJlc2V0dGxlbWVudHMuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQB gt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn MIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYA5xLysDd+GmL7jskMYYTx6ns3y1Yd ESZb8+DzS/JBVG4AAAFwToFBRgAABAMARzBFAiEA6PM1REqLMIH0jblESMAS+fmY 1RT/zUM3oxGBgdRFDMMCIDmXQThUlZm/szhISMo6+PhG8brAs1XCzDn7YykkgBId AHUAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFwToFBcAAABAMA RjBEAiBNAXIM65LfIN8eyzzyaOJOfwYAHB06NFWHanPCuago9QIgOnYsDoft8PMp YdRscXbED9wuSlblfGgQJuzztOyZkhMwDQYJKoZIhvcNAQELBQADggEBAHNP3DXM 2xMOgW95ycF5QjgkO2NgBa687835+HtT4KRWdgQP+PbQQ4Kx1h1WHacK3mHkRgBk VZXuaEg4JSsvmvAhE5CbjHPgeNvXsZn/XUoAC1dwvg8PE3WOne8vqHFEiTCH/N4c qwm9hzVm/NyAB14U92SFZuIUDbJRip7Y18/ZPxjxGVg46G4NjsawmqPf23OSnInj 1rUsWGksrlqWPPawiMB2bp37t9YD/v95I2/CR1fuQzi72VzwRc/6RvqoqVUsF5/a ZEI7VVdlLd8ATzF8Nybevxy1iaPwffqL6d6Go6o9KRFM9oUcsO6YWOdXfLOr4bBN pFhNGZpxmBMtGiQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0krZ5QCIkZTzdsO1vW5J idDFf8LwpIZtdj7X1HFMFiftdfX+lUl/yNugZ7NHWzVu6AsFi8PswHQ9cFeihfpd 5g4CuFQrbHT4C2i5X23zvsv+VHvQo6cmwlje/hSmjZsiZxqagB/x9VdwxgodvtPS CP6JvYCXUYsZ6Ip6N5VRaPKtm+Xekeoghow9WSzHEXbQ+Y9BTNkArNvK3e7n3gU/ RxTQJC/iGc+iQ1ebUDyl/seLas+xbsJ40gCBWbcVd1XdAJZYhD+dJ66YnbYyEf3v 9iBSyehpW6pBzP3aNx/t6LEXQvAhmgJY6dXwQMvTFCAFKi9AaAly2X9jUbfYxORM 0Wisg1FVPikrbdtbynAvfmxYbRUztw3eM8txoJc99MFQhpfrIZcbdFNsqiU+QxD+ YGYh70TjPCMq/8gDOXcxMEtDwKVeT42WVcALpQSkyZRPgU7KYUS8X5lre5giTCGw pM2VIERrg/df2gXdlg/QYvRlzQ33cedHUm1OcUs+fgPP7CDdqXLZfW1wh4A6xZpD 8viWKjQjsK7xxTsTJb3jXow02SzdHPwBpfSS8tQHDH/x/tu+HAkEGtx/BlfVRxbe HR1/WjWp+s7+4XwJrKuPCNA3YnUiUo5veinwyqkSMIqnd/D03o63s6nUQJFN5K4M nmCwU0uUHQorimRWSdecfRMCAwEAAQ== -----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 317841690304426065422449477061036866880252 . . . . . . . . [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 2020-02-16 13:57:38 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 13:57:38 +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 'structuresettlements.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 857918090426036513629392330887691990911915325854791097337250130849534358921190538030450066161570376259271589700772732324324932267197216494251366389679882326330334842386983852633121493153825008070332800451037356751187517001461265535750621396830036842472123708482755184805632177819348328139724988157867317571727779107875248720469980893388244759501703916435739736558974381088928349098709857697586128745062258971060555161791657836906261505904821004581221500912296164164059045355030446975670227914954312807177328167667314541925102818277024442746506679024014850923484218680030813312312489108729253254905087730282621631044087251607159376931171622112163403752961961172151877175206156846616738626411630639168397907547860730608356466429923595027566911479259459472466728301111414468304367649070278615742566655645119976497501002653092749720558857426338559333742224952622643674876437026339158752244918354271284921668608314258932735780084918526642435906490873282521624462202437798477263900459076106909097558747648194066919037978993257661489771674923697489134935457973967574857415826237565577417863947721194880563954606003835896210282379528806716912892117095522650443530540235527613761742544642174794101679259819295848242197224509931358199314414867 . . . . . . . . . . . . . . . . . . . . [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) 0609ae64c1494234f2c194cb746ce8f7b9129ff0 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'structuresettlements.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) 00ef007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001704e8141460000040300473045022100e8f335444a8b3081f48db94448c012f9f998d514ffcd4337a3118181d4450cc3022039974138549599bfb3384848ca3af8f846f1bac0b355c2cc39fb63292480121d00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001704e814170000004030046304402204d01720ceb92df20df1ecb3cf268e24e7f06001c1d3a3455876a73c2b9a828f502203a762c0e87edf0f32961d46c7176c40fdc2e4a56e57c681026ecf3b4ec999213 . . . . [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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