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Renesys 
14 posts and columns on Renesys
Syrian Internet and Phone Blackout Enters Second Day
Faults in fiber optic cables, the government says.
Syrian Internet Outage Raises Question “Could It Happen Here?”
Short Answer: It depends on where you live.
Syria’s Throwing of the Internet Kill Switch Raises Lots of Questions
More answers concerning how it went down yield more questions about why.
Syria Has Disappeared From the Internet
Not a good sign.
Hurricane Sandy Proved How Hard It Is to Break the Internet
The crash of networks in New York proved how resilient the Internet is, and how smart the engineers who keep it running are.
Hurricane Sandy Broke Only 10 Percent of New York Area’s Internet
It’s a lot, but it could have been worse.
Despite the Quake, Japan's Internet Connections Are Going Strong
The combination of the worst earthquake in memory and Tsunami wave hasn’t managed to cut Japan off from the Internet, one of the few bits of good news. Though as the Internet research firm Renesys reports, there has been some damage to key undersea cables.
Libya Is Once Again The Internet's Black Hole
Muammar Gaddafi’s Libya has once again been taken off the Internet amid an ever-more violent popular uprising there against his government.