--- version: rssac002v3 service: i.root-servers.net start-period: '2021-12-10T00:00:00Z' metric: i-root-active-rssm-sites sites: amx ank ash asu bah bei bnx ccp chi cmx col dbi dex ecx fix fmt got gua gye hkx jax jbt jnb jpp kul lim lju lnx lon lul lux mex mia mix mln mnl mty nix osl pnh prt rig rkv she sin sox sth tai thi thr tll tok ula vux wel wie yyc