<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 12 Jan 2018, at 10:06, James Stevens <<a href="mailto:James.Stevens@jrcs.co.uk" class="">James.Stevens@jrcs.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">On 12/01/18 01:19, George Michaelson wrote:<br class=""><blockquote type="cite" class="">11 servers. 11 labels. 11 named entities, each with a single IPv6 binding..<br class=""></blockquote><br class="">In a world of IPv6 only, then can't you also safely assume an end-to-end MTU of 1280 and EDNS0 support - so would 11 still be the magic number?<br class=""><br class=""></div></div></blockquote></div><br class=""><div class=""><br class=""></div><div class="">Only if the servers are of the *.<a href="http://root-servers.net" class="">root-servers.net</a> format. They could be *.root-servers or *.root or *.rz or *.r and then a different number of them would fit into a given MTU, whether 512 or 1280. </div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Rubens</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div></body></html>