221.254.85.in-addr.arpa is a domain controlled by two nameservers on different IP networks. ff.lv, 24.lv, zl.lv, hi.lv, zp.lv and at least 61 other hosts share nameservers with this domain. 254.85.in-addr.arpa is a domain controlled by three nameservers. Two of them are on the same IP network.