last time: egregious macroscopic dns damage

dns updates for private address space leaking up to roots
spectroscopy analysis of RFC1918 updates
RFC1918 updates coming from DHCP/nameservers  
millions a day getting to root name servers (whee)
51.4M updates in 86.5 hr = 10,000 per minute = 165 per second

weekday, weekend patterns; weird spikes at midnight local time
4 in the US, 3 in Asia, 2 in Europe
can see that Asians work on the weekend   
can see that Europeans and Asians get to work on time