C 獨立網域名稱查詢

whois.aspx

<% @page language="c#" %>

<% @import namespace="system.***.sockets" %>

<% @import namespace="system.text" %>

<% @import namespace="system.io" %>

<% @import namespace="system.collections" %>

void doquery(object sender, eventargs e)

;string arrdomain = strdomain.split(chsplit);

// es darf genau ein domain name + ein suffix sein

if (arrdomain.length != 2)

// das suffic darf nur 2 oder 3 zeichen lang sein

int nlength = arrdomain[1].length;

if (nlength != 2 && nlength != 3)

hashtable table = new hashtable();

table.add("at", "whois.nic.at");

table.add("de", "whois.denic.de");

table.add("be", "whois.dns.be");

table.add("gov", "whois.nic.gov");

table.add("mil", "whois.nic.mil");

string strserver = "whois.onlinenic.***";

if (table.containskey(arrdomain[1]))

else if (nlength == 2)

string strresponse;

bool bsuccess = dowhoislookup(strdomain, strserver, out strresponse);

if (bsuccess)

else

}bool dowhoislookup(string strdomain, string strserver, out string strresponse)

catch(socketexception ex)

strdomain += "/r/n";

byte arrdomain = encoding.ascii.getbytes(strdomain.tochararray());

try{

stream s = tcpc.getstream();

s.write(arrdomain, 0, strdomain.length);

streamreader sr = new streamreader(tcpc.getstream(), encoding.ascii);

stringbuilder strbuilder = new stringbuilder();

string strline = null;

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