Blacklist and Whitelist Targeting Summary Use blacklists and whitelists to block or allow traffic from specific sources and IP ranges. Before You Begin Role: Advertiser Required information: source IDs IP addresses or CIDR ranges Estimated time: 2-4 minutes Steps Option 1: Blacklisting of sources On the campaign creation page, locate the Black\White list section and the Blacklist of sources Enter the Source IDs to block, separated by commas. Option 2: Whitelisting of sources On the campaign creation page, locate the Black\White list section and the Whitelist of sources Enter the Source IDs to allow, separated by commas.   Information: Use the {source_id} parameter in your tracking URL or postback to identify traffic sources. Option 3: IP and CIDR Whitelisting/Blacklisting On the campaign creation page, locate the Black\White list section and the Whitelist of CIDR/IP Enter IP addresses or CIDR ranges in the appropriate whitelist or blacklist field. Both IPv4 and IPv6 CIDR ranges are supported. Troubleshooting Issue: I'm still receiving traffic from a blacklisted source Solution: blacklist changes are not always applied instantly. Users who already received a notification may still generate clicks. Verification After saving the campaign, the configured Source IDs or IP ranges will appear in the corresponding blacklist or whitelist field. Related Targeting by vertical Traffic volume and bid recommendations Targeting by operating system Automatic Rules for Blacklisting