Sample code for 30+ languages & platforms
Node.js

RDAP Domain Lookup using rdap.org

See more HTTP Misc Examples

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

Chilkat Node.js Downloads

Node.js
NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var http = new chilkat.Http();

    // 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"
    var sbResponse = new chilkat.StringBuilder();
    success = http.QuickGetSb("https://rdap.org/domain/oracle.com",sbResponse);
    if (success == false) {
        console.log(http.LastErrorText);
        return;
    }

    var statusCode = http.LastStatus;
    if (statusCode !== 200) {
        console.log("Error response:");
        console.log(sbResponse.GetAsString());
        console.log("status code: " + statusCode);
        return;
    }

    // Load the JSON response and examine..

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

    var json = new chilkat.JsonObject();
    json.LoadSb(sbResponse);
    json.EmitCompact = false;
    console.log(json.Emit());

    // 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"
    //         }
    //       ]
    //     }
    //   ]
    // }

    var value;
    var rel;
    var href;
    var v_type;
    var strVal;
    var j;
    var count_j;
    var identifier;
    var k;
    var count_k;
    var json1 = new chilkat.JsonObject();
    var i1;
    var count_i1;
    var j1;
    var count_j1;
    var eventAction;
    var eventDate;
    var title;

    var objectClassName = json.StringOf("objectClassName");
    var handle = json.StringOf("handle");
    var ldhName = json.StringOf("ldhName");
    var DelegationSigned = json.BoolOf("secureDNS.delegationSigned");
    var i = 0;
    var count_i = json.SizeOfArray("links");
    while (i < count_i) {
        json.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.I = i;
        strVal = json.StringOf("status[i]");
        i = i+1;
    }

    i = 0;
    count_i = json.SizeOfArray("entities");
    while (i < count_i) {
        json.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.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.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.J = j;
            strVal = json.StringOf("entities[i].vcardArray[j]");
            k = 0;
            count_k = json.SizeOfArray("entities[i].vcardArray[j]");
            while (k < count_k) {
                json.K = k;
                json.ObjectOf2("entities[i].vcardArray[j][k]",json1);

                i1 = 0;
                count_i1 = json1.SizeOfArray("");
                while (i1 < count_i1) {
                    json1.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.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.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.K = k;
                strVal = json.StringOf("entities[i].entities[j].vcardArray[k]");
                json.ObjectOf2("entities[i].entities[j].vcardArray[k]",json1);

                i1 = 0;
                count_i1 = json1.SizeOfArray("");
                while (i1 < count_i1) {
                    json1.I = i1;
                    j1 = 0;
                    count_j1 = json1.SizeOfArray("[i]");
                    while (j1 < count_j1) {
                        json1.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.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.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.I = i;
        strVal = json.StringOf("rdapConformance[i]");
        i = i+1;
    }

    i = 0;
    count_i = json.SizeOfArray("notices");
    while (i < count_i) {
        json.I = i;
        title = json.StringOf("notices[i].title");
        j = 0;
        count_j = json.SizeOfArray("notices[i].description");
        while (j < count_j) {
            json.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.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;
    }


}

chilkatExample();