Developer Libraries

cURL

Python

Javascript

C#

Go

Java

Swift

C++

Node JS

PHP

Ruby

Third-party Integrations

make logo Make

MISP

MS Security Copilot

API Integration with C Sharp

Whois Lookups DNS Lookups Data Feeds
Live Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/whois?apiKey=API_KEY&whois=live&domainName=google.com");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
Historical Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/whois?apiKey=API_KEY&whois=historical&domainName=google.com");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
Reverse Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/whois?apiKey=API_KEY&whois=reverse&keyword=youtube");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
Domain Availability Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/domain/availability?apiKey=API_KEY&domain=whoisfreaks.com");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
SSL Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/ssl/live?apiKey=API_KEY&domainName=whoisfreaks.com&chain=true&sslRaw=true");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
IP Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/ip-whois?apiKey=API_KEY&ip=8.8.8.8");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
ASN Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var request = new HttpRequestMessage(HttpMethod.Get, "https://api.whoisfreaks.com/v1.0/asn-whois?apiKey=API_KEY&asn=as56554");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
Bulk Whois Copy 
                                using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        var client = new HttpClient();
        var content = new StringContent("{\"domainNames\":[\"amazon.ch\",\"google.com\",\"whoisfreaks.com\",\"nic.dev\",\"news.si\"]}", Encoding.UTF8, "application/json");
        var request = new HttpRequestMessage(HttpMethod.Post, "https://api.whoisfreaks.com/v1.0/bulkwhois?apiKey=API_KEY")
        {
            Content = content
        };
        request.Headers.Clear();
        request.Headers.Add("Content-Type", "application/json");
        var response = await client.SendAsync(request);
        response.EnsureSuccessStatusCode();
        Console.WriteLine(await response.Content.ReadAsStringAsync());
    }
}
Whois footer banner