public int GetIpsOfNetrange(NetRange netrange)
{
var p1 = int.Parse(netrange.to.Split('.')[0]) - (int.Parse(netrange.from.Split('.')[0]));
var p2 = int.Parse(netrange.to.Split('.')[1]) - (int.Parse(netrange.from.Split('.')[1]));
var p3 = int.Parse(netrange.to.Split('.')[2]) - (int.Parse(netrange.from.Split('.')[2]));
var p4 = int.Parse(netrange.to.Split('.')[3]) - (int.Parse(netrange.from.Split('.')[3]));
if (p1 == 0)
{
p1 = 1;
}
if (p2 == 0)
{
p2 = 1;
}
if (p3 == 0)
{
p3 = 1;
}
if (p4 == 0)
{
p4 = 1;
}
return(p1 * p2 * p3 * p4);
}
/// <summary>
/// Validate if Ip is in NetRange.
/// </summary>
/// <param name="ip"></param>
/// <returns></returns>
public bool IsIpInNetrange(string ip)
{
for (int i = 0; i < LstNetRange.Count; i++)
{
NetRange netrange = LstNetRange[i];
if (netrange == null)
{
return(true);
}
if (netrange.IsIpInNetrange(ip))
{
return(true);
}
}
return(false);
}
private static NetRange API(string ip)
{
try
{
// send request to json endpoint
HttpWebRequest ripeRequest = HttpWebRequest.CreateHttp("https://stat.ripe.net/data/whois/data.json?resource=" + ip);
ripeRequest.UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:54.0) Gecko/20100101 Firefox/54.0";
ripeRequest.Headers.Add("Upgrade-Insecure-Requests: 1");
ripeRequest.Method = "GET";
ripeRequest.Headers.Add(HttpRequestHeader.Cookie, "serverid=www-plone-3; path=/");
// parse response
using (HttpWebResponse resp = (HttpWebResponse)ripeRequest.GetResponse())
{
string response;
using (var sr = new StreamReader(resp.GetResponseStream()))
{
response = sr.ReadToEnd();
}
// get netrange (if any)
JObject json = JObject.Parse(response);
string netrange = json["data"]["records"][0][1]["value"].ToString();
if (!netrange.Contains("/"))
{
netrange = json["data"]["records"][0][0]["value"].ToString();
}
var ips = NetRange.GetNetRangeIPs(netrange);
return(new NetRange(ips[0], ips[1], "netrangeObtainedFromRipe"));
}
}
catch (Exception)
{
// if there wasn't any netrange, return whole 0.0.0.0 to 255.255.255.255
return(null);//new NetRange("0.0.0.0", "255.255.255.255", "ripe_noNetRangeFound");
}
}
public NetRange GetNetrange(string ip)
{
return(NetRange.GetNetrange(ip));
}