reversedomain (heights.edu > edu.heights)

[MichaelDanaher]

public static String reverseDomain(String domain) {
    int startingPoint = 0;
    int endPoint = domain.indexOf(".");
    String reversed = new String();
    while (endPoint != -1) {
        reversed = "." + domain.substring(startingPoint, endPoint) + reversed;
        startingPoint = endPoint + 1;
        endPoint = domain.indexOf(".", startingPoint);
    }
    return domain.substring(startingPoint) + reversed;
}