<div dir="ltr"><div>On Thu, Feb 13, 2014 at 11:16 AM, Andrew Sullivan <span dir="ltr"><<a href="mailto:asullivan@dyn.com" target="_blank">asullivan@dyn.com</a>></span> wrote:<br></div><div class="gmail_extra"><div class="gmail_quote">
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">I think that may be a problem at your end, since resolution works just<br>
fine for me here on at least some of their authoritative name servers.<br></blockquote><div><br></div>The fact that the original poster in the thread stated that Webex had confirmed that their service was "<span style="font-family:arial,sans-serif;font-size:13px">down for everyone"</span> probably means that it was a little more than just my DNS that was broken. The reason it's working for you know is that the problem appears to have been resolved >10 minutes before your response.</div>
<div class="gmail_quote"><div><br></div><div>FWIW (all commands run during the outage) :</div><div><br></div><div><div>$ dig +trace <a href="http://www.webex.com">www.webex.com</a></div><div><br></div><div>; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> +trace <a href="http://www.webex.com">www.webex.com</a></div>
<div>;; global options: +cmd</div><div>. 5620 IN NS <a href="http://g.root-servers.net">g.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://h.root-servers.net">h.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://i.root-servers.net">i.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://j.root-servers.net">j.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://k.root-servers.net">k.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://l.root-servers.net">l.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://m.root-servers.net">m.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://a.root-servers.net">a.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://b.root-servers.net">b.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://c.root-servers.net">c.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://d.root-servers.net">d.root-servers.net</a>.</div><div>. 5620 IN NS <a href="http://e.root-servers.net">e.root-servers.net</a>.</div>
<div>. 5620 IN NS <a href="http://f.root-servers.net">f.root-servers.net</a>.</div><div>;; Received 512 bytes from 208.94.242.3#53(208.94.242.3) in 21 ms</div><div><br></div></div><div><div>
com. 172800 IN NS <a href="http://h.gtld-servers.net">h.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://a.gtld-servers.net">a.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://l.gtld-servers.net">l.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://i.gtld-servers.net">i.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://k.gtld-servers.net">k.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://b.gtld-servers.net">b.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://f.gtld-servers.net">f.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://g.gtld-servers.net">g.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://d.gtld-servers.net">d.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://c.gtld-servers.net">c.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://m.gtld-servers.net">m.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://e.gtld-servers.net">e.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://j.gtld-servers.net">j.gtld-servers.net</a>.</div><div>;; Received 503 bytes from 2001:7fe::53#53(2001:7fe::53) in 49 ms</div><div><br></div></div><div><div>
<a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns01.webex.com">ns01.webex.com</a>.</div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns03.webex.com">ns03.webex.com</a>.</div>
<div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns05.webex.com">ns05.webex.com</a>.</div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns06.webex.com">ns06.webex.com</a>.</div>
<div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns07.webex.com">ns07.webex.com</a>.</div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns08.webex.com">ns08.webex.com</a>.</div>
<div>;; Received 241 bytes from 192.55.83.30#53(192.55.83.30) in 353 ms</div><div><br></div><div><a href="http://webex.com">webex.com</a>. 120 IN SOA <a href="http://ns01.webex.com">ns01.webex.com</a>. <a href="http://csg-dnsadmin.cisco.com">csg-dnsadmin.cisco.com</a>. 2013098439 300 3600 604800 120</div>
<div>;; Received 91 bytes from 114.29.195.73#53(114.29.195.73) in 263 ms</div><div><br></div></div><div><br></div><div><div>$ dig +trace a <a href="http://www.webex.com">www.webex.com</a></div><div><br></div><div>; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> +trace a <a href="http://www.webex.com">www.webex.com</a></div>
<div>;; global options: +cmd</div><div>. 5615 IN NS <a href="http://f.root-servers.net">f.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://g.root-servers.net">g.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://h.root-servers.net">h.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://i.root-servers.net">i.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://j.root-servers.net">j.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://k.root-servers.net">k.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://l.root-servers.net">l.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://m.root-servers.net">m.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://a.root-servers.net">a.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://b.root-servers.net">b.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://c.root-servers.net">c.root-servers.net</a>.</div><div>. 5615 IN NS <a href="http://d.root-servers.net">d.root-servers.net</a>.</div>
<div>. 5615 IN NS <a href="http://e.root-servers.net">e.root-servers.net</a>.</div><div>;; Received 512 bytes from 208.94.242.3#53(208.94.242.3) in 20 ms</div><div><br></div></div><div><div>
com. 172800 IN NS <a href="http://b.gtld-servers.net">b.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://k.gtld-servers.net">k.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://g.gtld-servers.net">g.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://f.gtld-servers.net">f.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://a.gtld-servers.net">a.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://h.gtld-servers.net">h.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://m.gtld-servers.net">m.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://c.gtld-servers.net">c.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://l.gtld-servers.net">l.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://j.gtld-servers.net">j.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://e.gtld-servers.net">e.gtld-servers.net</a>.</div><div>com. 172800 IN NS <a href="http://i.gtld-servers.net">i.gtld-servers.net</a>.</div>
<div>com. 172800 IN NS <a href="http://d.gtld-servers.net">d.gtld-servers.net</a>.</div><div>;; Received 503 bytes from 2001:7fe::53#53(2001:7fe::53) in 50 ms</div><div><br></div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns01.webex.com">ns01.webex.com</a>.</div>
<div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns03.webex.com">ns03.webex.com</a>.</div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns05.webex.com">ns05.webex.com</a>.</div>
<div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns06.webex.com">ns06.webex.com</a>.</div><div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns07.webex.com">ns07.webex.com</a>.</div>
<div><a href="http://webex.com">webex.com</a>. 172800 IN NS <a href="http://ns08.webex.com">ns08.webex.com</a>.</div><div>dig: couldn't get address for '<a href="http://ns01.webex.com">ns01.webex.com</a>': no more</div>
</div><div><br></div><div><br></div><div> Scott</div><div><br></div><div><br></div></div></div></div>