The free offering was for a few days - that certainly isn't the cause of a month's worth of problems - unless you're just simply exaggerating.
Have you considered bottlenecks within the internet trafficways? Let's say you can't get to work because of a traffic jam. It is highly unlikely that the jam happened right in front of your house, or right in front of your employment. Most likely is that the jam is somwhere in between. Have you investigated possible bottlenecks all along your particular routing?