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  • IP Address to Zip Code and Demographics: Population by race, sex, and age (Pt 3)

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • IP Address to Zip Code and Demographics: Individual Income (Pt 5)

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • IP Address to Zip Code and Demographics: Median earnings, Poverty - race, sex, age (Pt 2)

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • Twitter Census: Twitter Users by Friends Count

    Free Download — Twitter follower data from millions of users! This is a free download of Twitter account follower data collected from March 2006 to March 2010. The Twitter data in this download comes from analysis on the full set of tweets during that time period, which is 40 million users, 1.6 billion tweets, and more than 1 billion relationships between users. Infochimps uses a tool ...
  • Twitter Census: Twitter Users by Followers Count

    Free Download — This data comes from a scrape of the Twitter social network conducted by the Monkeywrench Consultancy. The full scrape consists of 40 million users, 1.6 billion tweets, and more than 1 billion relationships between users. This dataset is a list of user counts for the number of followers collected from user profiles between March 2006 and March 2010. The number of ...
  • Google Labs - Books Ngram Viewer

    Offsite — Here are the datasets backing the Google Books Ngram Viewer. These datasets were generated in July 2009; we will update these datasets as our book scanning continues, and the updated versions will have distinct and persistent version identifiers (20090715 for the current set). Each of the links below will directly download a fragment of the given corpus. For instance, ...
  • M-Lab dataset: Network Diagnostic Tool (NDT)

    Offsite — NDT is a network performance testing system that allows end-users to attempt to identify computer configuration and network infrastructure problems that degrade their broadband experience. By running a short test between a user’s computer and an NDT server, the tool can provide information on a user’s connection speed and attempt to diagnose what, if any, problems ...
  • IP Address to Zip Code and Demographics: Poverty status

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • IP Address to Zip Code and Demographics: Population by race, sex, and age (Pt 3)

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • New York Times Article Archive (13 million articles)

    Offsite — New York Times Article Archive The complete backfile of The New York Times can now be searched from NYTimes.com, over 13 million articles in all. Article Archive: 1981-Present (Text Only Format) If you are looking for a New York Times article published since Jan. 1, 1981, search our Article Archive: 1981-Present. Articles are free back to 1987. You can purchase the full ...
  • Failure Trace Archive

    Offsite — The Failure Trace Archive (FTA) is centralized public repository of availability traces of parallel and distributed systems, and tools for their analysis. The purpose of this archive is to facilitate the design, validation and comparison of fault-tolerant models and algorithms.submitted by: Jeremy Cowles
  • IP Address to Zip Code and Demographics: Employment status

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • IP Address to Zip Code and Demographics: Family income

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • Maritime Boundaries Geodatabase

    Free Download — The download package includes three shapefiles. The first shapefile is a polyline shapefile representing the world maritime boundaries. The second one is a polygon file representing the Exclusive Economic Zones. The third one is the extended continental Shelf of Australia
  • UCI Machine Learning Repository

    Offsite — Repository of data sets for machine learning research.
  • IP Address to Zip Code and Demographics: Rent and housing value

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • IP Address to Zip Code and Demographics: House ownership costs

    Free Download — United States IP address blocks are matched to their associated geographical data including zip code, city, state, area code, latitude, and longitude. IP addresses are formatted as addresses as well as numbers using the following conversion: IP address = w.×.y.z IP num = 16777216*w + 65536*x + 256*y + z These IP address blocks are then linked, via zip code, to a portion ...
  • Content by CityGrid API

    Free Download — Content by CityGrid® gives you access to rich, local business listings to enhance your existing user experience or create new local destinations. They also provide tools to completely power your local search experience and additional functionality, such as reviews and deals. With the CityGrid APIs, you can create mobile applications and websites that have access to the ...
  • New York Times API Documentation and Tools

    Offsite — With the Article Search API, you can search New York Times articles from 1981 to today, retrieving headlines, abstracts, lead paragraphs, links to associated multimedia and other article metadata. Along with standard keyword searching, the API also offers faceted searching. The available facets include Times-specific fields such as sections, taxonomic classifiers and ...
  • Article Search API - NYTimes.com

    Offsite — With the Article Search API, you can search New York Times articles from 1981 to today, retrieving headlines, abstracts, lead paragraphs, links to associated multimedia and other article metadata. Along with standard keyword searching, the API also offers faceted searching. The available facets include Times-specific fields such as sections, taxonomic classifiers and ...