--- service: i.root-servers.net start-period: '2013-12-22T00:00:00Z' end-period: '2013-12-23T00:00:03Z' metric: i-root-active-rssm-sites sites: amx amz ank ash bah bei bkx bnx chi dbi dex fix gen hkx jak jnb jpp kat khi lnx mia mix nix par pix poa qtr rox sin sth tai thi tll tok ukx ula vux was wel wie yan