6.148.159.in-addr.arpa is a domain controlled by three nameservers at latnet.lv. All of them are on different IP networks. ff.lv, 24.lv, zl.lv, zp.lv, 117.lv and at least 64 other hosts share nameservers with this domain. 148.159.in-addr.arpa is delegated to three nameservers, however one delegated nameserver is missing in the zone. Two of them are on the same IP network.