GET /search/results.php?q=123 HTTP/1.1
User-Agent: Opera/9.20 (Windows NT 5.1; U; ru)
Host: search.icq.com
Cookie: icq_lang=def; geo=107; rsn_on=on; s_cc=true; s_sq=%5B%5BB%5D%5D
Cookie2: $Version=1
TE: deflate, gzip, chunked, identity, trailers
Connection: keep-alive

Такой запрос работает