Demand Progress is a national grassroots group with two million affiliated activists who fight for basic rights and freedoms needed for a modern democracy.
Identify dangerous IP addresses using DNS-based blacklists, such as Spamhaus, Threatlog, BlockList.de, SpamCop, TornevallNET, GoogleSafeBrowsing, ProjectHoneypot, EmergingThreats and many more.
Schema.org is a collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.