Banner Impression Auditing: Ad-Space.net provides optional 302 redirect requests of banner images located on advertiser's or third party servers for web log auditing. Banner image names are converted to a unique random number served through Ad-Space.net proxy ensuring no banner impression counts are lost due to caching. Ad-Space.net banners, up to 128kb in size, are set on a 40 second rotation cycle and excludes web robots from Ad impression totals. Geo targeting of specific countries is also provided.