www.altavista.digital.com
www.fireball.de
www.aladin.de
www.dino-online.de/suche.html
www.kolibri.de
www.web.de
www.excite.com
www.hotbot.com
www.lycos.com
www.mckinley.com
www.opentext.com
www.yahoo.com
www.webcrawler.com
www.dejanews.com/
www.webchat.de
www.esp.co.uk