Dyn Research

The New Home Of Renesys

  • Civil War in Yemen Begins to Divide Country’s Internet

    Civil War in Yemen Begins to Divide Country’s Internet

    The latest development in Yemen’s long-running civil war is playing out in the global routing table.  The country’s Internet is now being partitioned along the conflict’s battle lines with the...

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  • Last Month in Internet Intelligence: July 2018

    Last Month in Internet Intelligence: July 2018

    In June, we launched the Internet Intelligence microsite, including the new Internet Intelligence Map. In July, we published the inaugural “Last Month in Internet Intelligence” overview, covering...

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  • BGP/DNS Hijacks Target Payment Systems

    BGP/DNS Hijacks Target Payment Systems

    In April 2018, we detailed a brazen BGP hijack of Amazon’s authoritative DNS service in order to redirect users of a crypto currency wallet service to a fraudulent website ready to steal their...

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  • Iraq Protests Lead To Two-Day Blackout

    Iraq Protests Lead To Two-Day Blackout

    After a week of widespread protests against corruption and poor government services, the Iraqi government declared a state of emergency last week.  And as part of that measure, the government...

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  • Last Month In Internet Intelligence: June 2018

    Last Month In Internet Intelligence: June 2018

    In June, we launched the Internet Intelligence microsite (home of this blog), featuring the new Internet Intelligence Map.  As the associated blog post noted, “This free site will help to...

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  • Shutting down the BGP Hijack Factory

    Shutting down the BGP Hijack Factory

    It started with a lengthy email to the NANOG mailing list on 25 June 2018: independent security researcher Ronald Guilmette detailed the suspicious routing activities of a company called Bitcanal,...

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  • Introducing the Internet Intelligence Map

    Introducing the Internet Intelligence Map

    Today, we are proud to announce a new website we’re calling the Internet Intelligence Map. This free site will help to democratize Internet analysis by exposing some of our internal capabilities...

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  • IPv6 Adoption Still Lags In Federal Agencies

    IPv6 Adoption Still Lags In Federal Agencies

    On September 28, 2010, Vivek Kundra, Federal CIO at the time, issued a “Transition to IPv6” memorandum noting that “The Federal government is committed to the operational deployment and use of...

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  • Tracking CDN Usage Through Historical DNS Data

    Tracking CDN Usage Through Historical DNS Data

    The increased traffic levels that e-commerce sites see around holidays can potentially impact performance if the sites have not planned appropriately. Some sites have extra infrastructure headroom...

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  • SeaMeWe-3 Experiences Another Cable Break

    SeaMeWe-3 Experiences Another Cable Break

    On Thursday, May 10 at approximately 02:00 UTC, the SeaMeWe-3 (SMW-3) subsea cable suffered yet another cable break. The break disrupted connectivity between Australia and Singapore, causing...

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  • BGP Hijack of Amazon DNS to Steal Crypto Currency

    BGP Hijack of Amazon DNS to Steal Crypto Currency

    Yesterday morning we posted a tweet (below) that Amazon’s authoritative DNS service had been impacted by a routing (BGP) hijack.  Little did we know this was part of an elaborate scheme to use the...

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  • ACE Submarine Cable Cut Impacts Ten Countries

    ACE Submarine Cable Cut Impacts Ten Countries

    The ACE (African Coast to Europe) submarine cable runs along the west coast of Africa between France and South Africa, connecting 22 countries. It extends over 17,000 km, and has a potential...

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  • Power Failure Leaves Brazilian Internet In The Dark

    Power Failure Leaves Brazilian Internet In The Dark

    On Wednesday, March 21, a massive power failure impacted large parts of northern Brazil, leaving tens of millions of people without electricity. Beginning at about 3:40pm local time (18:40 UTC),...

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  • Internet Intelligence, Now Available In The Oracle Cloud Infrastructure Console

    Internet Intelligence, Now Available In The Oracle Cloud Infrastructure Console

    The Oracle Cloud Infrastructure (OCI) team is proud of the data centers and network we are building for the next generation of cloud users and, in the spirit of transparency, we want to share with...

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  • A Behind the Scenes Look at Mobile Ad Fraud

    A Behind the Scenes Look at Mobile Ad Fraud

    How did I use over a gigabyte of mobile data in a single day? Why is my phone as warm as a hot plate? If you have ever asked yourself either of these questions, you might be the victim of a...

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  • China Activates Historic Himalayan Link To Nepal

    China Activates Historic Himalayan Link To Nepal

    On 10 January 2018, China Telecom activated a long-awaited terrestrial link to the landlocked country of Nepal.  The new fiber optic connection, which traverses the Himalayan mountain range,...

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  • Recent Russian Routing Leak was Largely Preventable

    Recent Russian Routing Leak was Largely Preventable

    Last week, the IP address space belonging to several high-profile companies, including Google, Facebook and Apple, was briefly announced out of Russia, as was first reported by BGPmon. Following...

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  • 2017 Internet Intelligence Roundup

    2017 Internet Intelligence Roundup

    With 2017 drawing to a close, year-end lookbacks litter media and the blogosphere like so many leaves on the ground. (Or piles of snow, depending on where you are.) Many tend to focus on pop...

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  • Puerto Rico’s Slow Internet Recovery

    Puerto Rico’s Slow Internet Recovery

    On 20 September 2017, Hurricane Maria made landfall in Puerto Rico.  Two and a half months later, the island is still recovering from the resulting devastation.  This extended phase of recovery is...

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  • The Migration of Political Internet Shutdowns

    The Migration of Political Internet Shutdowns

    In January 2011, what was arguably the first significant disconnection of an entire country from the Internet took place when routes to Egyptian networks disappeared from the Internet’s global...

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