Tag Archives: Internet topology

new project LACANIC

We are happy to announce a new project, LACANIC, the Los Angeles/Colorado Application and Network Information Community. The LACANIC project’s goal is to develop datasets to improve Internet security and readability. We distribute these datasets through the DHS IMPACT program. As part of … Continue reading

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new conference paper “A Look at Router Geolocation in Public and Commercial Databases” in IMC 2017

The paper “A Look at Router Geolocation in Public and Commercial Databases” has appeared in the 2017 Internet Measurement Conference (IMC) on November 1-3, 2017 in London, United Kingdom. From the abstract: Internet measurement research frequently needs to map infrastructure … Continue reading

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new workshop paper “Assessing Co-Locality of IP Blocks” in GI 2016

The paper “Assessing Co-Locality of IP Blocks” appeared in the 19th IEEE  Global Internet Symposium on April 11, 2016 in San Francisco, CA, USA and is available at (http://www.cs.colostate.edu/~manafgh/publications/Assessing-Co-Locality-of-IP-Block-GI2016.pdf). The datasets are available at (https://ant.isi.edu/datasets/geolocation/). From the abstract: Many IP Geolocation services … Continue reading

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new technical report “Assessing Co-Locality of IP Blocks”

We have released a new technical report “Assessing Co-Locality of IP Blocks”, CSU TR15-103, available at http://www.cs.colostate.edu/TechReports/Reports/2015/tr15-103.pdf. From the abstract: Many IP Geolocation services and applications assume that all IP addresses with the same /24 IPv4 prefix (a /24 block) … Continue reading

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new animation “Watching the Internet Sleep”

Does the Internet sleep? Yes, and we have the video! We have recently put together a video showing 35 days of Internet address usage as observed from Trinocular, our outage detection system. The Internet sleeps: address use in South America … Continue reading

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new conference paper “When the Internet Sleeps: Correlating Diurnal Networks With External Factors” in IMC 2014

The paper “When the Internet Sleeps: Correlating Diurnal Networks With External Factors” will appear at ACM Internet Measurements Conference 2014 in Vancouver, Canada (available at http://www.isi.edu/~johnh/PAPERS/Quan14c/ with cite and pdf, or direct pdf). From the abstract: As the Internet matures, policy questions loom … Continue reading

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new technical report “A Holistic Framework for Bridging Regional Threats to User QoE”

We just released a new technical report “A Holistic Framework for Bridging Regional Threats to User QoE”, ISI-TR-2013-687, available as https://www.isi.edu/~johnh/PAPERS/Cai13c.pdf From the abstract: Submarine cable cuts have become increasingly common, with five incidents breaking more than ten cables in the … Continue reading

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Complete IPv4 geolocation dataset now available

We recently finished the work of geolocating all IPv4 addresses and plotted a “complete IP geolocation map“. This work is based on our previous IMC paper “Towards Geolocation of Millions of IP Addresses“, joint work of Zi Hu, John Heidemann, and … Continue reading

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New conference paper “Towards Geolocation of Millions of IP Addresses” at IMC 2012

The paper “Towards Geolocation of Millions of IP Addresses” was accepted by IMC 2012 in Boston, MA (available at http://www.isi.edu/~johnh/PAPERS/Hu12a.html). From the abstract: Previous measurement-based IP geolocation algorithms have focused on accuracy, studying a few targets with increasingly sophisticated algorithms taking … Continue reading

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New Tech Report “Towards Geolocation of Millions of IP Addresses”

We just published a new technical report “Towards Geolocation of Millions of IP Addresses”, available at ftp://ftp.isi.edu/isi-pubs/tr-680.pdf. From the abstract: Previous measurement-based IP geolocation algorithms have focused on accuracy, studying a few targets with increasingly sophisticated algorithms taking measurements from tens … Continue reading

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