<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'>I recommend that eyeball networks don't run any external recursive server for optimal CDN performance. Yes, some CDNs support other methods, but not all. If not all do, then the requirement remains.<br><br><div><span name="x"></span><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br>http://www.ics-il.com<br><br>Midwest-IX<br>http://www.midwest-ix.com<span name="x"></span><br></div><br><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Michael Bullut" <main@kipsang.com><br><b>To: </b>nanog@nanog.org<br><b>Sent: </b>Wednesday, September 26, 2018 2:52:07 AM<br><b>Subject: </b>CloudFlare D.N.S. Resolvers... (1.1.1.1 & 1.0.0.1)<br><br><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><div class="gmail_default">Greetings Team,</div><div class="gmail_default"><br></div><div class="gmail_default">Has anyone deployed the aforementioned in your individual networks? A quick test suggests it is quite fast compared with Google's D.N.S. resolvers:</div><div class="gmail_default"><br></div><div class="gmail_default" style="font-family:Arial,Helvetica,sans-serif"><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>C:\Users\bullutm>ping 1.1.1.1</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i><br></i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Pinging 1.1.1.1 with 32 bytes of data:</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Reply from <a href="http://1.1.1.1/" target="_blank">1.1.1.1</a>: bytes=32 time=3ms TTL=61</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Reply from <a href="http://1.1.1.1/" target="_blank">1.1.1.1</a>: bytes=32 time=4ms TTL=61</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Reply from <a href="http://1.1.1.1/" target="_blank">1.1.1.1</a>: bytes=32 time=8ms TTL=61</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Reply from <a href="http://1.1.1.1/" target="_blank">1.1.1.1</a>: bytes=32 time=4ms TTL=61</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i><br></i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Ping statistics for <a href="http://1.1.1.1/" target="_blank">1.1.1.1</a>:</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i> Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>Approximate round trip times in milli-seconds:</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i> Minimum = 3ms, Maximum = 8ms, Average = 4ms</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i><br></i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>C:\Users\bullutm></i></b></font></div></div><div class="gmail_default" style="font-family:Arial,Helvetica,sans-serif"><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><b><i>-------</i></b></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b>C:\Users\bullutm>tracert 1.1.1.1</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b>Tracing route to one.one.one.one [1.1.1.1]</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b>over a maximum of 30 hops:</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b> 1 4 ms 3 ms 4 ms 10.101.129.254</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b> 2 6 ms 20 ms 7 ms 10.98.0.165</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b> 3 7 ms 13 ms 15 ms 10.98.0.233</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b> 4 7 ms 5 ms 4 ms one.one.one.one [1.1.1.1]</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b>Trace complete.</b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b>C:\Users\bullutm></b></i></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><i><b><br></b></i></font></div></div></div><div><div dir="ltr" class="gmail_signature"><div dir="ltr">Warm regards, <br>
<br>Michael Bullut. <br>
<br><div>---</div><div><br>
<b>Cell:</b> <i>+254 723 393 114.<br></i><b>Skype Name:</b> <i>Michael Bullut.</i><br><div><i><span style="font-style:normal"><b></b><i></i></span></i><b><span style="font-style:normal">Twitter:</span></b><i><span style="font-style:normal"><i><b> </b><a href="http://twitter.com/Kipsang/" target="_blank">@Kipsang</a><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><br></i></span></i><div><b><span style="font-weight:normal"><i><span style="font-style:normal"><b>Blog: </b></span></i><i><a href="http://www.kipsang.com/" target="_blank">http://www.kipsang.com/</a><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span><span style="padding-right:16px;width:16px;height:16px"></span></i></span></b></div><div><b>E-mail:</b> <i><a href="mailto:main@kipsang.com" target="_blank">main@kipsang.com</a></i><div><b><br></b></div><div><i>---</i></div></div></div></div></div></div></div></div>
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