Internet Touches Half Million Routes: Outages Possible Next Week

There was minor consternation in Internet engineering circles today, as the number of IPv4 networks worldwide briefly touched another magic “power of 2″ size limit. As it turns out, 512K (524,288 to be exact, or 2-to-the-19th power) is the maximum number of routes supported by the default TCAM configuration on certain aging hardware platforms. The […]

No turning back: Russia activates Crimean cable

The Crimean peninsula depends critically on the Ukrainian mainland for infrastructure services: power, water, and Internet. That has begun to change in the last few days, as Crimean ISPs began receiving their first Internet services over the newly constructed Kerch Strait Cable, linking Crimea with the Russian mainland. The message: there is no turning back […]

Kurdish ISPs enable growth of Iraqi Internet

The recent violence in Iraq and the government’s actions to block social media and other Internet services have put a spotlight on the Iraqi Internet. However, an overlooked but important dynamic in understanding the current Iraqi Internet is the central role Kurdish ISPs play in connecting the entire country to the global Internet. In the […]

Brazil’s Winning Internet

Another World Cup is in the books, and it’s fair to say that most people will remember 2014 for the inglorious and improbable performance of the host nation, losing 7-1 and 3-0 in its semifinal and consolation matches. Brazil’s sad exit capped off a year of soul-searching about the nation’s massive investment in hosting the […]

Amid raging violence, Iraq orders Internet shutdowns

Update (10:00ET, 14-Jun-2014): See below for a copy of Friday’s Iraqi MoC order to disconnect social media. Iraq is descending into further violence, as militant group ISIL takes control of Mosul and beyond. Renesys has observed two large Internet outages this week (here and here) that our sources confirmed to be government-directed outages. These interruptions […]

Renesys, Dyn Join Forces

Today, we’re announcing the acquisition of Renesys by Dyn, the leading provider of Internet Performance solutions. Dyn and Renesys represent the perfect combination of Internet Intelligence assets from Renesys and Traffic Management and Message Management solutions from Dyn. We’re excited to become part of the Dyn team! Those who know both companies may ask, “What […]

Indonesia Hijacks the World

Yesterday, Indosat, one of Indonesia’s largest telecommunications providers, leaked large portions of the global routing table multiple times over a two-hour period. This means that, in effect, Indosat claimed that it “owned” many of the world’s networks. Once someone makes such an assertion, typically via an honest mistake in their routing policy, the only question […]

Beware the Ides of March: Subsea Cable Cut Trend Continues

Earlier this month, the International Cable Protection Committee, a submarine cable advisory group, held their annual plenary in Dubai. One question that they could have considered is: Why do so many submarine cables get cut in the February/March timeframe? In this blog, we’ll look back at the last three years and the submarine cable industry’s […]

Turkish Internet Censorship Takes a New Turn

Internet censorship in Turkey took a new and ominous turn yesterday. In order to better seal off access to social media sites like YouTube and Twitter, the incumbent TurkTelecom began hijacking the IP address space of public DNS resolvers like those of Google. This allows TurkTelecom servers to masquerade as Google DNS servers, returning whatever […]

Telenor activates historic link in Myanmar

Three years after the government opened up the country to the outside world, the telecommunications sector of Myanmar recently reached a tremendous milestone in its development. On March 8th, Telenor of Norway established Myanmar’s first independent international Internet connection. The last “green field” of telecom Prior to a few weeks ago, all international Internet access […]

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