public static boolean isIp(String ipString) {
        return NetUtil.isValidIpV4Address(ipString) || NetUtil.isValidIpV6Address(ipString);
    }
The min value (i.e., {@link Integer.MIN_VALUE}) represents "0.0.0.0", and the max value
(i.e., {@link Integer.MAX_VALUE}) represents "255.255.255.255".
turms-server-common/src/main/java/im/turms/server/common/infra/net/InetAddressUtil.java