99.22.209.in-addr.arpa is delegated to four nameservers, however one extra nameserver is listed in the zone. All nameservers are at disa.mil. All of them are on different IP networks. ia.mil, jsc.mil, disa.mil, forge.mil, ncr.disa.mil and at least 22 other hosts share nameservers with this domain. 22.209.in-addr.arpa is a domain controlled by six nameservers at nipr.mil. All of them are on different IP networks.