What is the best safe search engine? Amos April 19, 2016 03:30 Updated We recommend www.wpsafesearch.com or www.google.com as your default search engine. Related articles Safe Image Search What does the Unified Agent block? How do I request the review of a site if it is incorrectly categorized? What is required to use the firewall method of filtering? Certificate errors when using Unified Agent-Mac Comments 0 comments Article is closed for comments.