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PureBasic

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 PureBasic Downloads

PureBasic
IncludeFile "CkHttp.pb"
IncludeFile "CkStringBuilder.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

    success.i = 0

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; 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.i = CkStringBuilder::ckCreate()
    If sbResponse.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkHttp::ckQuickGetSb(http,"https://rdap.org/domain/oracle.com",sbResponse)
    If success = 0
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        CkStringBuilder::ckDispose(sbResponse)
        ProcedureReturn
    EndIf

    statusCode.i = CkHttp::ckLastStatus(http)
    If statusCode <> 200
        Debug "Error response:"
        Debug CkStringBuilder::ckGetAsString(sbResponse)
        Debug "status code: " + Str(statusCode)
        CkHttp::ckDispose(http)
        CkStringBuilder::ckDispose(sbResponse)
        ProcedureReturn
    EndIf

    ; Load the JSON response and examine..

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

    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoadSb(json,sbResponse)
    CkJsonObject::setCkEmitCompact(json, 0)
    Debug CkJsonObject::ckEmit(json)

    ; 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"
    ;         }
    ;       ]
    ;     }
    ;   ]
    ; }

    value.s
    rel.s
    href.s
    v_type.s
    strVal.s
    j.i
    count_j.i
    identifier.s
    k.i
    count_k.i
    json1.i = CkJsonObject::ckCreate()
    If json1.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    i1.i
    count_i1.i
    j1.i
    count_j1.i
    eventAction.s
    eventDate.s
    title.s

    objectClassName.s = CkJsonObject::ckStringOf(json,"objectClassName")
    handle.s = CkJsonObject::ckStringOf(json,"handle")
    ldhName.s = CkJsonObject::ckStringOf(json,"ldhName")
    DelegationSigned.i = CkJsonObject::ckBoolOf(json,"secureDNS.delegationSigned")
    i.i = 0
    count_i.i = CkJsonObject::ckSizeOfArray(json,"links")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        value = CkJsonObject::ckStringOf(json,"links[i].value")
        rel = CkJsonObject::ckStringOf(json,"links[i].rel")
        href = CkJsonObject::ckStringOf(json,"links[i].href")
        v_type = CkJsonObject::ckStringOf(json,"links[i].type")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"status")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        strVal = CkJsonObject::ckStringOf(json,"status[i]")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"entities")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        objectClassName = CkJsonObject::ckStringOf(json,"entities[i].objectClassName")
        handle = CkJsonObject::ckStringOf(json,"entities[i].handle")
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"entities[i].roles")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            strVal = CkJsonObject::ckStringOf(json,"entities[i].roles[j]")
            j = j + 1
        Wend
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"entities[i].publicIds")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            v_type = CkJsonObject::ckStringOf(json,"entities[i].publicIds[j].type")
            identifier = CkJsonObject::ckStringOf(json,"entities[i].publicIds[j].identifier")
            j = j + 1
        Wend
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"entities[i].vcardArray")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            strVal = CkJsonObject::ckStringOf(json,"entities[i].vcardArray[j]")
            k = 0
            count_k = CkJsonObject::ckSizeOfArray(json,"entities[i].vcardArray[j]")
            While k < count_k
                CkJsonObject::setCkK(json, k)
                CkJsonObject::ckObjectOf2(json,"entities[i].vcardArray[j][k]",json1)

                i1 = 0
                count_i1 = CkJsonObject::ckSizeOfArray(json1,"")
                While i1 < count_i1
                    CkJsonObject::setCkI(json1, i1)
                    strVal = CkJsonObject::ckStringOf(json1,"[i]")
                    i1 = i1 + 1
                Wend
                k = k + 1
            Wend
            j = j + 1
        Wend
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"entities[i].entities")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            objectClassName = CkJsonObject::ckStringOf(json,"entities[i].entities[j].objectClassName")
            k = 0
            count_k = CkJsonObject::ckSizeOfArray(json,"entities[i].entities[j].roles")
            While k < count_k
                CkJsonObject::setCkK(json, k)
                strVal = CkJsonObject::ckStringOf(json,"entities[i].entities[j].roles[k]")
                k = k + 1
            Wend
            k = 0
            count_k = CkJsonObject::ckSizeOfArray(json,"entities[i].entities[j].vcardArray")
            While k < count_k
                CkJsonObject::setCkK(json, k)
                strVal = CkJsonObject::ckStringOf(json,"entities[i].entities[j].vcardArray[k]")
                CkJsonObject::ckObjectOf2(json,"entities[i].entities[j].vcardArray[k]",json1)

                i1 = 0
                count_i1 = CkJsonObject::ckSizeOfArray(json1,"")
                While i1 < count_i1
                    CkJsonObject::setCkI(json1, i1)
                    j1 = 0
                    count_j1 = CkJsonObject::ckSizeOfArray(json1,"[i]")
                    While j1 < count_j1
                        CkJsonObject::setCkJ(json1, j1)
                        strVal = CkJsonObject::ckStringOf(json1,"[i][j]")
                        j1 = j1 + 1
                    Wend
                    i1 = i1 + 1
                Wend
                k = k + 1
            Wend
            j = j + 1
        Wend
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"events")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        eventAction = CkJsonObject::ckStringOf(json,"events[i].eventAction")
        eventDate = CkJsonObject::ckStringOf(json,"events[i].eventDate")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"nameservers")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        objectClassName = CkJsonObject::ckStringOf(json,"nameservers[i].objectClassName")
        ldhName = CkJsonObject::ckStringOf(json,"nameservers[i].ldhName")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"rdapConformance")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        strVal = CkJsonObject::ckStringOf(json,"rdapConformance[i]")
        i = i + 1
    Wend
    i = 0
    count_i = CkJsonObject::ckSizeOfArray(json,"notices")
    While i < count_i
        CkJsonObject::setCkI(json, i)
        title = CkJsonObject::ckStringOf(json,"notices[i].title")
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"notices[i].description")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            strVal = CkJsonObject::ckStringOf(json,"notices[i].description[j]")
            j = j + 1
        Wend
        j = 0
        count_j = CkJsonObject::ckSizeOfArray(json,"notices[i].links")
        While j < count_j
            CkJsonObject::setCkJ(json, j)
            href = CkJsonObject::ckStringOf(json,"notices[i].links[j].href")
            v_type = CkJsonObject::ckStringOf(json,"notices[i].links[j].type")
            j = j + 1
        Wend
        i = i + 1
    Wend


    CkHttp::ckDispose(http)
    CkStringBuilder::ckDispose(sbResponse)
    CkJsonObject::ckDispose(json)
    CkJsonObject::ckDispose(json1)


    ProcedureReturn
EndProcedure