{"id":1425,"date":"2020-02-25T14:50:15","date_gmt":"2020-02-25T22:50:15","guid":{"rendered":"https:\/\/ant.isi.edu\/blog\/?p=1425"},"modified":"2020-10-14T15:18:41","modified_gmt":"2020-10-14T22:18:41","slug":"b-roots-new-sites-reduce-latency","status":"publish","type":"post","link":"https:\/\/ant.isi.edu\/blog\/?p=1425","title":{"rendered":"B-root&#8217;s new sites reduce latency"},"content":{"rendered":"\n<p><a href=\"https:\/\/b.root-servers.org\/\">B-Root<\/a>, one of the 13 root DNS servers,&nbsp;<a href=\"https:\/\/b.root-servers.org\/news\/2020\/01\/28\/new-sites.html\">deployed three new sites<\/a>&nbsp;in January 2020, doubling its footprint and adding its first sites in Asia and Europe. How did this growth lower latency to users? We looked at B-Root deployment with <a href=\"https:\/\/ant.isi.edu\/software\/verfploeter\/\">Verfploter<\/a> to answer this question.  The end result was that new sites in Asia and Europe allowed users there to resolve DNS names with B-Root with lower latency (see the catchment map below). For more details please review our <a href=\"https:\/\/ant.isi.edu\/anycast\/catchment\/index.html\">anycast catchment<\/a> page.<\/p>\n\n\n\n<p>B-root added 3 new sites in Singapore, Washington, DC, and Amsterdam to their three existing 3 sites in Los Angeles, Chile, and Miami.  The graph below shows anycast catchments after these sites were deployed (each color in the pie charts shows traffic to a different site).<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2020\/02\/2020-01-03-id-15002-1024x576.png\" alt=\"\" class=\"wp-image-1428\" srcset=\"https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2020\/02\/2020-01-03-id-15002-1024x576.png 1024w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2020\/02\/2020-01-03-id-15002-300x169.png 300w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2020\/02\/2020-01-03-id-15002-768x432.png 768w, https:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2020\/02\/2020-01-03-id-15002.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>B-Root, one of the 13 root DNS servers,&nbsp;deployed three new sites&nbsp;in January 2020, doubling its footprint and adding its first sites in Asia and Europe. How did this growth lower latency to users? We looked at B-Root deployment with Verfploter to answer this question. The end result was that new sites in Asia and Europe [&hellip;]<\/p>\n","protected":false},"author":998,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[289,278],"tags":[43,239,63,58,57,248],"class_list":["post-1425","post","type-post","status-publish","format-standard","hentry","category-dns","category-internet","tag-anycast","tag-b-root","tag-dns","tag-isi","tag-usc","tag-verfploeter"],"_links":{"self":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1425","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\/998"}],"replies":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1425"}],"version-history":[{"count":9,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1425\/revisions"}],"predecessor-version":[{"id":1549,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1425\/revisions\/1549"}],"wp:attachment":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}