{"id":1141,"date":"2017-12-11T06:05:52","date_gmt":"2017-12-11T14:05:52","guid":{"rendered":"https:\/\/ant.isi.edu\/blog\/?p=1141"},"modified":"2025-07-02T15:53:10","modified_gmt":"2025-07-02T22:53:10","slug":"new-website-for-browsing-internet-outages","status":"publish","type":"post","link":"https:\/\/ant.isi.edu\/blog\/?p=1141","title":{"rendered":"new website for browsing Internet outages"},"content":{"rendered":"<p>We are happy to announce a <a href=\"https:\/\/ant.isi.edu\/outage\/world\/\">new website at https:\/\/ant.isi.edu\/outage\/world\/<\/a> that supports our Internet outage data collected from <a href=\"https:\/\/www.isi.edu\/~johnh\/PAPERS\/Quan13c.html\">Trinocular<\/a>.\u00a0 (Update 2025: the website is now <a href=\"https:\/\/outage.ant.isi.edu\/\">https:\/\/outage.ant.isi.edu\/<\/a> )<\/p>\n<figure id=\"attachment_1142\" aria-describedby=\"caption-attachment-1142\" style=\"width: 640px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-1142\" src=\"https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311-1024x796.png\" alt=\"\" width=\"640\" height=\"498\" srcset=\"https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311-1024x796.png 1024w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311-300x233.png 300w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311-768x597.png 768w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311-1536x1195.png 1536w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2017\/12\/outage_web_irma_170910t2311.png 1728w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><figcaption id=\"caption-attachment-1142\" class=\"wp-caption-text\">The <a href=\"https:\/\/ant.isi.edu\/outage\/world\/?zoom=7&amp;lon=-81.970068&amp;lat=26.700448&amp;canvas=dark&amp;ts=1505085060&amp;db=web_outages_a29_2017_q3&amp;grid=0.5&amp;poi_scale=10\">ANT Outage world browser, showing Hurricane Irma<\/a> just after landfall in Florida in Sept. 2017.<\/figcaption><\/figure>\n<p>Our website supports browsing more than two years of outage data, organized by geography and time.\u00a0 The map is a google-maps-style world map, with circle on it at even intervals (every 0.5 to 2 degrees of latitude and longitude, depending on the zoom level).\u00a0 Circle sizes show how\u00a0<em>many<\/em> \/24 network blocks are out in that location, while circle colors show the\u00a0<em>percentage\u00a0<\/em>of outages, from blue (only a few percent) to red (approaching 100%).<\/p>\n<p>We hope that this website makes our outage data more accessible to researchers and the public.<\/p>\n<p>The raw data underlying this website is available on request, see our <a href=\"https:\/\/ant.isi.edu\/datasets\/outage\/index.html\">outage dataset webpage<\/a>.<\/p>\n<p>The research is funded by the <a href=\"https:\/\/www.dhs.gov\/science-and-technology\/cyber-security-division\">Department of Homeland Security (DHS) Cyber Security Division<\/a>\u00a0(through the LACREND and Retro-Future Bridge and Outages projects) and <a href=\"https:\/\/www.isi.edu\/about\/keston_endowment\/\">Michael Keston<\/a>, a real estate entrepreneur and philanthropist (through the Michael Keston Endowment).\u00a0 Michael Keston helped support this the initial version of this website, and DHS has supported our outage data collection and algorithm development.<\/p>\n<p>The website was developed by Dominik Staros, ISI web developer and owner of Imagine Web Consulting, based on data collected by ISI researcher Yuri Pradkin. It builds on prior work by Pradkin, Heidemann and USC\u2019s Lin Quan in\u00a0<a href=\"https:\/\/ant.isi.edu\/\">ISI\u2019s Analysis of Network Traffic Lab<\/a>.<\/p>\n<p>ISI has featured our new website on <a href=\"https:\/\/www.isi.edu\/news\/40611\/isis-networking-group-creates-interactive-internet-outages-heatmap\/\">the ISI news page<\/a>.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We are happy to announce a new website at https:\/\/ant.isi.edu\/outage\/world\/ that supports our Internet outage data collected from Trinocular.\u00a0 (Update 2025: the website is now https:\/\/outage.ant.isi.edu\/ ) Our website supports browsing more than two years of outage data, organized by geography and time.\u00a0 The map is a google-maps-style world map, with circle on it at [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288,279],"tags":[71,193,157,58,192,67,22,10,44,45,170,57,36,19],"class_list":["post-1141","post","type-post","status-publish","format-standard","hentry","category-announcements","category-outages","tag-datasets","tag-dhs","tag-impact","tag-isi","tag-keston","tag-lacrend","tag-measurement-systems","tag-network-datasets","tag-outage-detection","tag-reliability","tag-retrofuturebridge","tag-usc","tag-visualization","tag-web-tools"],"_links":{"self":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1141"}],"version-history":[{"count":5,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1141\/revisions"}],"predecessor-version":[{"id":2221,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1141\/revisions\/2221"}],"wp:attachment":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}