public String getReveredHost(InetAddress ip) {
		for (String hostName : globalNames.keySet()) {
			if (globalNames.get(hostName).contains(ip)) {
				return hostName;
			}
		}
		return null;
	}
Get the hostname for the given ip.

@param ip ip
@return resolved host name. Null if not found.
ngrinder-runtime/src/main/java/org/ngrinder/dns/NameStore.java