Listly by Torsten Mueller
A list of tools and websites helpful to verify user generated content. For methodolgy, also check http://onlinejournalismblog.com/2011/01/26/verifying-information-online-content-context-code/ O in German: http://www.eggers-elektronik.de/08_blogposts/15-minuten-quellencheck/
See how many fake followers an account has.
Useful to see if an account is trying to fake social authority.
Analyse the follower of an account.
See mentions and hashtags used by a Twitter Account.
Useful to see conversations and favourite topics of an account.
Alternatively use http://images.google.com/
See on which other sites an image has also been uploaded
See how spread it already is, check for additional and credible sources
Compare to similar images to expose manipulations/ differences
Check if you can get the same image with higher quality to retrieve better information from it
Helps to answer the questions: Does the weather report say that it was sunny at the location that day? Do the shadows fall the right way considering the source of light?
Check to see if a user has other social profiles registered under the same name to find additional sources.
Does the image have GEO data? If yes, check where it comes from with google maps/earth
Look at the creation data: when was the image shot (was it today? Was it uploaded immediately or was there time for manipulation between exposure and upload?)
Check the camera info: what model is it
see if there are differences in quality between parts of the image
analyse the XMP data to expose whether a photo edit software has been applied
check if the image has been cropped (compare with usual recording size of camera model)
check camera model and compare color range/spectrum (complex)
Domain look-up: See who and where the website domain is registered
Reverse DNS to find the Domain Name for an IP address
Find first followers of someone on Twitter.
Useful to determine the early network which is usually close friends or similar users.
Foller.me is a Twitter analytics application that gives you rich insights about any public Twitter profile. We gather near real-time data about topics, mentions, hashtags, followers, location and more!