Dyn Research

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  • Tracking CDN Usage Through Historical DNS Data

    Tracking CDN Usage Through Historical DNS Data

    With Mother’s Day having just passed, some e-commerce sites likely saw an associated boost in traffic. While not as significant as the increased traffic levels seen around Black Friday and Cyber...

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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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  • Widespread impact caused by Level 3 BGP route leak

    Widespread impact caused by Level 3 BGP route leak

    For a little more than 90 minutes yesterday, internet service for millions of users in the U.S. and around the world slowed to a crawl.  Was this widespread service degradation caused by the...

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  • What Does “Internet Availability” Really Mean?

    What Does “Internet Availability” Really Mean?

    The Oracle Dyn team behind this blog have frequently covered ‘network availability’ in our blog posts and Twitter updates, and it has become a common topic of discussion after natural disasters...

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  • Performance Implications of CNAME Chains vs Oracle ALIAS Record

    Performance Implications of CNAME Chains vs Oracle ALIAS Record

    The CNAME resource record was defined in RFC 1035 as “the canonical name for an alias.” It plays the role of a pointer, for example, the CNAME informs the requestor that www.containercult.com is...

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  • North Korea Gets New Internet Link via Russia

    North Korea Gets New Internet Link via Russia

    This past weekend, North Korea expert Martyn Williams and I spotted the activation of a new internet path out of North Korea.  At 09:07:51 UTC on 1 October 2017, the country’s single internet...

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  • Internet Impacts of Hurricanes Harvey, Irma, and Maria

    Internet Impacts of Hurricanes Harvey, Irma, and Maria

    Devastation caused by several storms during the 2017 Atlantic hurricane season has been significant, as Hurricanes Harvey, Irma, and Maria destroyed property and took lives across a number of...

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  • Breaking the Internet: Swapping Backhoes for BGP

    Breaking the Internet: Swapping Backhoes for BGP

    The term “break[ing] the Internet” has taken hold over the last few years – it sounds significant, and given the role that the Internet has come to play in our daily lives, even a little scary. A...

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  • Large BGP Leak by Google Disrupts Internet in Japan

    Large BGP Leak by Google Disrupts Internet in Japan

    At 03:22 UTC on Friday, 25 August 2017, the internet experienced the effects of another massive BGP routing leak.  This time it was Google who leaked over 160,000 prefixes to Verizon, who in turn...

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  • Ukraine Leaks Russian Social Media Ban

    Ukraine Leaks Russian Social Media Ban

    Another development in the long-running conflict between Ukraine and Russia occurred in May of this year when Ukrainian President Petro Poroshenko enacted a ban on Russia’s four most prominent...

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