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...get the IP from a given URL?
Autor: ZbySTr
[ Print tip ]  

Tip Rating (19):  
     


uses
  
Winsock;

function IAddrToHostName(const IP: string): string;
var
  
i: Integer;
  p: PHostEnt;
begin
  
Result := '';
  i      := inet_addr(PChar(IP));
  if i <> u_long(INADDR_NONE) then
  begin
    
p := GetHostByAddr(@i, SizeOf(Integer), PF_INET);
    if p <> nil then Result := p^.h_name;
  end
  else
    
Result := 'Invalid IP address';
end;


 

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