Objective-C
Objective-C
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 Objective-C Downloads
#import <CkoHttp.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>
#import <NSString.h>
BOOL success = NO;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkoHttp *http = [[CkoHttp alloc] init];
// 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"
CkoStringBuilder *sbResponse = [[CkoStringBuilder alloc] init];
success = [http QuickGetSb: @"https://rdap.org/domain/oracle.com" sbContent: sbResponse];
if (success == NO) {
NSLog(@"%@",http.LastErrorText);
return;
}
int statusCode = [http.LastStatus intValue];
if (statusCode != 200) {
NSLog(@"%@",@"Error response:");
NSLog(@"%@",[sbResponse GetAsString]);
NSLog(@"%@%d",@"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
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json LoadSb: sbResponse];
json.EmitCompact = NO;
NSLog(@"%@",[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"
// }
// ]
// }
// ]
// }
NSString *value = 0;
NSString *rel = 0;
NSString *href = 0;
NSString *v_type = 0;
NSString *strVal = 0;
int j;
int count_j;
NSString *identifier = 0;
int k;
int count_k;
CkoJsonObject *json1 = [[CkoJsonObject alloc] init];
int i1;
int count_i1;
int j1;
int count_j1;
NSString *eventAction = 0;
NSString *eventDate = 0;
NSString *title = 0;
NSString *objectClassName = [json StringOf: @"objectClassName"];
NSString *handle = [json StringOf: @"handle"];
NSString *ldhName = [json StringOf: @"ldhName"];
BOOL DelegationSigned = [json BoolOf: @"secureDNS.delegationSigned"];
int i = 0;
int count_i = [[json SizeOfArray: @"links"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: 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"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
strVal = [json StringOf: @"status[i]"];
i = i + 1;
}
i = 0;
count_i = [[json SizeOfArray: @"entities"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
objectClassName = [json StringOf: @"entities[i].objectClassName"];
handle = [json StringOf: @"entities[i].handle"];
j = 0;
count_j = [[json SizeOfArray: @"entities[i].roles"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: j];
strVal = [json StringOf: @"entities[i].roles[j]"];
j = j + 1;
}
j = 0;
count_j = [[json SizeOfArray: @"entities[i].publicIds"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: 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"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: j];
strVal = [json StringOf: @"entities[i].vcardArray[j]"];
k = 0;
count_k = [[json SizeOfArray: @"entities[i].vcardArray[j]"] intValue];
while (k < count_k) {
json.K = [NSNumber numberWithInt: k];
[json ObjectOf2: @"entities[i].vcardArray[j][k]" jsonObj: json1];
i1 = 0;
count_i1 = [[json1 SizeOfArray: @""] intValue];
while (i1 < count_i1) {
json1.I = [NSNumber numberWithInt: i1];
strVal = [json1 StringOf: @"[i]"];
i1 = i1 + 1;
}
k = k + 1;
}
j = j + 1;
}
j = 0;
count_j = [[json SizeOfArray: @"entities[i].entities"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: j];
objectClassName = [json StringOf: @"entities[i].entities[j].objectClassName"];
k = 0;
count_k = [[json SizeOfArray: @"entities[i].entities[j].roles"] intValue];
while (k < count_k) {
json.K = [NSNumber numberWithInt: k];
strVal = [json StringOf: @"entities[i].entities[j].roles[k]"];
k = k + 1;
}
k = 0;
count_k = [[json SizeOfArray: @"entities[i].entities[j].vcardArray"] intValue];
while (k < count_k) {
json.K = [NSNumber numberWithInt: k];
strVal = [json StringOf: @"entities[i].entities[j].vcardArray[k]"];
[json ObjectOf2: @"entities[i].entities[j].vcardArray[k]" jsonObj: json1];
i1 = 0;
count_i1 = [[json1 SizeOfArray: @""] intValue];
while (i1 < count_i1) {
json1.I = [NSNumber numberWithInt: i1];
j1 = 0;
count_j1 = [[json1 SizeOfArray: @"[i]"] intValue];
while (j1 < count_j1) {
json1.J = [NSNumber numberWithInt: 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"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
eventAction = [json StringOf: @"events[i].eventAction"];
eventDate = [json StringOf: @"events[i].eventDate"];
i = i + 1;
}
i = 0;
count_i = [[json SizeOfArray: @"nameservers"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
objectClassName = [json StringOf: @"nameservers[i].objectClassName"];
ldhName = [json StringOf: @"nameservers[i].ldhName"];
i = i + 1;
}
i = 0;
count_i = [[json SizeOfArray: @"rdapConformance"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
strVal = [json StringOf: @"rdapConformance[i]"];
i = i + 1;
}
i = 0;
count_i = [[json SizeOfArray: @"notices"] intValue];
while (i < count_i) {
json.I = [NSNumber numberWithInt: i];
title = [json StringOf: @"notices[i].title"];
j = 0;
count_j = [[json SizeOfArray: @"notices[i].description"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: j];
strVal = [json StringOf: @"notices[i].description[j]"];
j = j + 1;
}
j = 0;
count_j = [[json SizeOfArray: @"notices[i].links"] intValue];
while (j < count_j) {
json.J = [NSNumber numberWithInt: j];
href = [json StringOf: @"notices[i].links[j].href"];
v_type = [json StringOf: @"notices[i].links[j].type"];
j = j + 1;
}
i = i + 1;
}