I am using WIFI to connect to internet.
My internet connection seems to be very slow.
So I tried to analyse my network using iptraf.

It is showing 
─────────────────────────────────────────────────────────────────────────────┐
│ UDP (67 bytes) from 127.0.0.1:53578 to 127.0.1.1:53 on lo                    │
│ UDP (245 bytes) from 127.0.1.1:53 to 127.0.0.1:53578 on lo                   │
│ UDP (245 bytes) from 127.0.1.1:53 to 127.0.0.1:53578 on lo                   │
│ UDP (67 bytes) from 127.0.0.1:32813 to 127.0.1.1:53 on lo


Why am i getting this much udp connections.