3 commits

Author	SHA1	Message	Date
Erik Johnston	11860637e1	Tests	2016-04-06 10:12:30 +01:00
Erik Johnston	f699b8f997	Read from DNS cache if within TTL	2016-03-31 10:04:28 +01:00
Erik Johnston	191070123d	Cache dns lookups, and use the cache if we fail to lookup servers later	2016-01-20 11:34:09 +00:00