(PHP Extension) RDAP Domain Lookup using rdap.org

Demonstrates doing an RDAP domain lookup using the rdap.org public RDAP server.

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

include("chilkat.php");
// Use "chilkat_9_5_0.php" for versions of Chilkat < 10.0.0

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$http = new CkHttp();

// Send HTTP requests to https://rdap.org/<type>/<object>, where <type> is the object type (one of domain, ip, autnum, entity etc)
// and <object> is the object identifier (eg example.com, 192.168.0.1, 64496, etc).

// For example, here's a lookup for "oracle.com"
$sbResponse = new CkStringBuilder();
$success = $http->QuickGetSb('https://rdap.org/domain/oracle.com',$sbResponse);
if ($success == false) {
    print $http->lastErrorText() . "\n";
    exit;
}

$statusCode = $http->get_LastStatus();
if ($statusCode != 200) {
    print 'Error response:' . "\n";
    print $sbResponse->getAsString() . "\n";
    print 'status code: ' . $statusCode . "\n";
    exit;
}

// Load the JSON response and examine..

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

$json = new CkJsonObject();
$json->LoadSb($sbResponse);
$json->put_EmitCompact(false);
print $json->emit() . "\n";

// Here's a sample response, and the parsing code generated from the above online tool follows..

// {
//   "objectClassName": "domain",
//   "handle": "607513_DOMAIN_COM-VRSN",
//   "ldhName": "ORACLE.COM",
//   "links": [
//     {
//       "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/ORACLE.COM",
//       "rel": "self",
//       "href": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/ORACLE.COM",
//       "type": "application\/rdap+json"
//     },
//     {
//       "value": "https:\/\/rdap.markmonitor.com\/rdap\/domain\/ORACLE.COM",
//       "rel": "related",
//       "href": "https:\/\/rdap.markmonitor.com\/rdap\/domain\/ORACLE.COM",
//       "type": "application\/rdap+json"
//     }
//   ],
//   "status": [
//     "client delete prohibited",
//     "client transfer prohibited",
//     "client update prohibited",
//     "server delete prohibited",
//     "server transfer prohibited",
//     "server update prohibited"
//   ],
//   "entities": [
//     {
//       "objectClassName": "entity",
//       "handle": "292",
//       "roles": [
//         "registrar"
//       ],
//       "publicIds": [
//         {
//           "type": "IANA Registrar ID",
//           "identifier": "292"
//         }
//       ],
//       "vcardArray": [
//         "vcard",
//         [
//           [
//             "version",
//             {},
//             "text",
//             "4.0"
//           ],
//           [
//             "fn",
//             {},
//             "text",
//             "MarkMonitor Inc."
//           ]
//         ]
//       ],
//       "entities": [
//         {
//           "objectClassName": "entity",
//           "roles": [
//             "abuse"
//           ],
//           "vcardArray": [
//             "vcard",
//             [
//               [
//                 "version",
//                 {},
//                 "text",
//                 "4.0"
//               ],
//               [
//                 "fn",
//                 {},
//                 "text",
//                 ""
//               ],
//               [
//                 "tel",
//                 {
//                   "type": "voice"
//                 },
//                 "uri",
//                 "tel:+1.2086851750"
//               ],
//               [
//                 "email",
//                 {},
//                 "text",
//                 "abusecomplaints@markmonitor.com"
//               ]
//             ]
//           ]
//         }
//       ]
//     }
//   ],
//   "events": [
//     {
//       "eventAction": "registration",
//       "eventDate": "1988-12-02T05:00:00Z"
//     },
//     {
//       "eventAction": "expiration",
//       "eventDate": "2025-12-01T05:00:00Z"
//     },
//     {
//       "eventAction": "last changed",
//       "eventDate": "2024-10-30T09:32:52Z"
//     },
//     {
//       "eventAction": "last update of RDAP database",
//       "eventDate": "2024-11-26T14:11:14Z"
//     }
//   ],
//   "secureDNS": {
//     "delegationSigned": false
//   },
//   "nameservers": [
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "A1-160.AKAM.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "A11-66.AKAM.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "A13-65.AKAM.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "A18-67.AKAM.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "NS1.P201.DNS.ORACLECLOUD.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "NS2.P201.DNS.ORACLECLOUD.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "NS3.P201.DNS.ORACLECLOUD.NET"
//     },
//     {
//       "objectClassName": "nameserver",
//       "ldhName": "NS4.P201.DNS.ORACLECLOUD.NET"
//     }
//   ],
//   "rdapConformance": [
//     "rdap_level_0",
//     "icann_rdap_technical_implementation_guide_0",
//     "icann_rdap_response_profile_0"
//   ],
//   "notices": [
//     {
//       "title": "Terms of Use",
//       "description": [
//         "Service subject to Terms of Use."
//       ],
//       "links": [
//         {
//           "href": "https:\/\/www.verisign.com\/domain-names\/registration-data-access-protocol\/terms-service\/index.xhtml",
//           "type": "text\/html"
//         }
//       ]
//     },
//     {
//       "title": "Status Codes",
//       "description": [
//         "For more information on domain status codes, please visit https:\/\/icann.org\/epp"
//       ],
//       "links": [
//         {
//           "href": "https:\/\/icann.org\/epp",
//           "type": "text\/html"
//         }
//       ]
//     },
//     {
//       "title": "RDDS Inaccuracy Complaint Form",
//       "description": [
//         "URL of the ICANN RDDS Inaccuracy Complaint Form: https:\/\/icann.org\/wicf"
//       ],
//       "links": [
//         {
//           "href": "https:\/\/icann.org\/wicf",
//           "type": "text\/html"
//         }
//       ]
//     }
//   ]
// }

$objectClassName = $json->stringOf('objectClassName');
$handle = $json->stringOf('handle');
$ldhName = $json->stringOf('ldhName');
$DelegationSigned = $json->BoolOf('secureDNS.delegationSigned');
$i = 0;
$count_i = $json->SizeOfArray('links');
while ($i < $count_i) {
    $json->put_I($i);
    $value = $json->stringOf('links[i].value');
    $rel = $json->stringOf('links[i].rel');
    $href = $json->stringOf('links[i].href');
    $v_type = $json->stringOf('links[i].type');
    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('status');
while ($i < $count_i) {
    $json->put_I($i);
    $strVal = $json->stringOf('status[i]');
    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('entities');
while ($i < $count_i) {
    $json->put_I($i);
    $objectClassName = $json->stringOf('entities[i].objectClassName');
    $handle = $json->stringOf('entities[i].handle');
    $j = 0;
    $count_j = $json->SizeOfArray('entities[i].roles');
    while ($j < $count_j) {
        $json->put_J($j);
        $strVal = $json->stringOf('entities[i].roles[j]');
        $j = $j + 1;
    }

    $j = 0;
    $count_j = $json->SizeOfArray('entities[i].publicIds');
    while ($j < $count_j) {
        $json->put_J($j);
        $v_type = $json->stringOf('entities[i].publicIds[j].type');
        $identifier = $json->stringOf('entities[i].publicIds[j].identifier');
        $j = $j + 1;
    }

    $j = 0;
    $count_j = $json->SizeOfArray('entities[i].vcardArray');
    while ($j < $count_j) {
        $json->put_J($j);
        $strVal = $json->stringOf('entities[i].vcardArray[j]');
        $k = 0;
        $count_k = $json->SizeOfArray('entities[i].vcardArray[j]');
        while ($k < $count_k) {
            $json->put_K($k);

            // json1 is a CkJsonObject
            $json1 = $json->ObjectOf('entities[i].vcardArray[j][k]');
            $i1 = 0;
            $count_i1 = $json1->SizeOfArray('');
            while ($i1 < $count_i1) {
                $json1->put_I($i1);
                $strVal = $json1->stringOf('[i]');
                $i1 = $i1 + 1;
            }

            $k = $k + 1;
        }

        $j = $j + 1;
    }

    $j = 0;
    $count_j = $json->SizeOfArray('entities[i].entities');
    while ($j < $count_j) {
        $json->put_J($j);
        $objectClassName = $json->stringOf('entities[i].entities[j].objectClassName');
        $k = 0;
        $count_k = $json->SizeOfArray('entities[i].entities[j].roles');
        while ($k < $count_k) {
            $json->put_K($k);
            $strVal = $json->stringOf('entities[i].entities[j].roles[k]');
            $k = $k + 1;
        }

        $k = 0;
        $count_k = $json->SizeOfArray('entities[i].entities[j].vcardArray');
        while ($k < $count_k) {
            $json->put_K($k);
            $strVal = $json->stringOf('entities[i].entities[j].vcardArray[k]');

            // json1 is a CkJsonObject
            $json1 = $json->ObjectOf('entities[i].entities[j].vcardArray[k]');
            $i1 = 0;
            $count_i1 = $json1->SizeOfArray('');
            while ($i1 < $count_i1) {
                $json1->put_I($i1);
                $j1 = 0;
                $count_j1 = $json1->SizeOfArray('[i]');
                while ($j1 < $count_j1) {
                    $json1->put_J($j1);
                    $strVal = $json1->stringOf('[i][j]');
                    $j1 = $j1 + 1;
                }

                $i1 = $i1 + 1;
            }

            $k = $k + 1;
        }

        $j = $j + 1;
    }

    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('events');
while ($i < $count_i) {
    $json->put_I($i);
    $eventAction = $json->stringOf('events[i].eventAction');
    $eventDate = $json->stringOf('events[i].eventDate');
    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('nameservers');
while ($i < $count_i) {
    $json->put_I($i);
    $objectClassName = $json->stringOf('nameservers[i].objectClassName');
    $ldhName = $json->stringOf('nameservers[i].ldhName');
    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('rdapConformance');
while ($i < $count_i) {
    $json->put_I($i);
    $strVal = $json->stringOf('rdapConformance[i]');
    $i = $i + 1;
}

$i = 0;
$count_i = $json->SizeOfArray('notices');
while ($i < $count_i) {
    $json->put_I($i);
    $title = $json->stringOf('notices[i].title');
    $j = 0;
    $count_j = $json->SizeOfArray('notices[i].description');
    while ($j < $count_j) {
        $json->put_J($j);
        $strVal = $json->stringOf('notices[i].description[j]');
        $j = $j + 1;
    }

    $j = 0;
    $count_j = $json->SizeOfArray('notices[i].links');
    while ($j < $count_j) {
        $json->put_J($j);
        $href = $json->stringOf('notices[i].links[j].href');
        $v_type = $json->stringOf('notices[i].links[j].type');
        $j = $j + 1;
    }

    $i = $i + 1;
}


?>