When viewing Source URLs and Target URLs you can sort the results being displayed in various ways. The current sort order will be shown in the top right corner of the results panel, and you can drop down a menu there to reveal other sort order options.
For Source URLs and Target URLs, the following options are available:
The Source Hostnames page contains slightly different options. They are mostly self explanatory, but there is one interesting option called "Hostname Status". This will sort the results based on which domains have successfully configured their DNS records. This will enable you to quickly see which domains have not been configured yet.