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Doug Madory

doug-madory

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Bio: Doug Madory is a Director of Internet Analysis at Dyn where he works on Internet infrastructure analysis projects. Doug has a special interest in mapping the logical Internet to the physical lines that connect it together, with a special interest on submarine cables.

Author Posts:

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Why Far-Flung Parts of the Internet Broke Today

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

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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...

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No turning back: Russia activates Crimean cable

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

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Kurdish ISPs enable growth of Iraqi Internet

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

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Amid raging violence, Iraq orders Internet shutdowns

June 13, 2014 • Update (10:00ET, 14-Jun-2014): See below for a copy of Friday’s...

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Beware the Ides of March: Subsea Cable Cut Trend Continues

March 31, 2014 • Earlier this month, the International Cable Protection Committee, a submarine...

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Telenor activates historic link in Myanmar

March 25, 2014 • Photo by Jean-Marie Hullot on Flickr | CC Three years after the...

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Protests Lead to Outage in Thailand

December 2, 2013 • photo by Suriya Thonawanik Tensions in Thailand are high as a week of anti-government...

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Submarine Cables Add Resilience But Paths Still Matter

October 16, 2013 • Last month, I had the honor of opening the second day of the Submarine Networks...

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Restoration of Internet in Aleppo, Syria

October 9, 2013 • Update #2 (11:40 AM ET, 11 Oct 2013) Aleppo returns Update (12:38 PM...

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Internet Blackout in Sudan

September 25, 2013 • Update (8:01 ET, 26 Sep): A few hours ago, we observed a total...

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What’s Next For Syria’s Internet

August 30, 2013 • Update: Internet access in Aleppo, Syria down again as Turk Telekom...

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Cuban Internet Update

August 15, 2013 • On Tuesday, Fidel Castro turned 87 years old and an article this...

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Myanmar Internet Disruptions

August 13, 2013 • Before Egypt became the country known for shutting off its international...

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‘Crecimiento’ in Latin America

May 23, 2013 • Two weeks ago, I had the great pleasure of visiting Medellin, Colombia to...

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Cuba-Jamaica Link Activated

May 20, 2013 • In January, we reported the news that the ALBA-1 submarine cable connecting...