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UK traffic diverted through Ukraine

March 13, 2015 • On the heels of the BGP leak yesterday that briefly impaired Google...

Routing Leak briefly takes down Google

March 12, 2015 • This morning, users of Google around the world were unable to access...

A Baker’s Dozen, 2014 Edition

February 4, 2015 • As is our annual tradition, this blog provides a year-end review of how the Internet providers...

The Vast World of Fraudulent Routing

January 29, 2015 • As network security engineers have attempted to categorize blocks of...

Internet for the Next 3 Billion

January 13, 2015 • Last month, I traveled to Doha, Qatar to participate in the ITU’s...

On-going BGP Hijack Targets Palestinian ISP

January 9, 2015 •          Update (12:57 UTC, 10-Jan): We received the...

Someone Disconnects North Korea – Who?

December 23, 2014 • North Korea went off the Internet Monday, 22 December 2014, at 16:15 UTC (01:15 UTC Tuesday in...

What’s Next for Cuba?

December 18, 2014 • Nearly two years ago, we broke the story about the activation of the first submarine cable...

Use Protection if Peering Promiscuously

November 12, 2014 • Last week, I wrote a blog post discussing the dangers of BGP routing leaks between peers,...

Chinese Routing Errors Redirect Russian Traffic

November 6, 2014 • In recent weeks, Russian President Vladimir Putin announced a plan to enact measures to...

Renesys Team Launches Dyn Research

October 3, 2014 • Welcome to the new Dyn Research Blog!   We’re certainly glad you’re here, and we...

Why Far-Flung Parts of the Internet Broke Today

September 18, 2014 • VolumeDrive is a Pennsylvania-based hosting company that uses Cogent...

Sprint, Windstream: Latest ISPs to hijack foreign networks

September 12, 2014 • Last year my colleague Jim Cowie broke a story about routing hijacks that resulted in Internet...

Internet Touches Half Million Routes: Outages Possible Next Week

August 13, 2014 • There was minor consternation in Internet engineering circles today, as the...

No turning back: Russia activates Crimean cable

July 31, 2014 • The Crimean peninsula depends critically on the Ukrainian mainland for...

Kurdish ISPs enable growth of Iraqi Internet

July 22, 2014 • The recent violence in Iraq and the government’s actions to...

Brazil’s Winning Internet

July 14, 2014 • Another World Cup is in the books, and it’s fair to say that most people will remember...