For about 1 minute the http log has a number of entries like this. They range from blocked, pass, refuse connection.
I can't remember what I was doing on the PC at the time of the log entries.
sub="http" name="http access" action="pass" method="x��[o�6���[[;)]]�;@Lj"E]�l�2l5����%E�l!2e�Ҭ��l7S�[[;)]]Hd�������O�ϱ??�|�