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Delphi source code for Internet/Lan >> Get the IP from a given URL


Category: Internet/Lan
Title: Get the IP from a given URL
Date added: 15.03.2006
Hits: 11118


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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