Following my last post on DNS query port usage, here are some more interesting DNS graphs. The following graphs are based on a packet capture taken from the network interface of a recursive DNS server. This DNS server is one of the primary recursive DNS servers for a small Internet service provider. The capture includes all UDP DNS traffic to the DNS server as well as UDP DNS traffic from the DNS
![More fun with DNS packet captures](https://cdn-ak-scissors.b.st-hatena.com/image/square/2abd60285b29be15e3f81cef9137274af6bb9269/height=288;version=1;width=512/http%3A%2F%2Fwww.coverfire.com%2Fwp-content%2Fuploads%2F2008%2F07%2Fdns-port-600x300.png)