It claims "every single URL on the checklist depicts indecent pictures of small children, commercials for or hyperlinks to this sort of content material, on a publicly offered web site. The list generally has 500 - 800 URLs at any a person time and is up-to-date two times a day to assure all entries are however dwell". ISPs would generally be anticipated to fork out IWF for membership or accessibility to the blocked URL listing.