Did a DLL, injected into the browser, the DLL hook the send function, browser input Chinese domain name, intercepted url, for example: xinhua. Cn, intercept is xinhuanet. Cn, but China Internet network information center. China and nets. Com is intercepted punycode url (format for xn - xxxxxxx.com) excuse me, is there any way, in different local area network (LAN) under different DNS) (or, every stopped url is punycode format? I think it is the cause of the DNS, but I do not understand the DNS, hope everybody can give directions,