A: In short, if the domain name is bound to the domestic website space, it must be filed. In other words, if your domain name is simply registered for investment or not used for the time being, it does not need to be filed. The domain name points to the foreign website space, without filing. But the CN domain name is a special case. The CN domain name pointing to foreign website space needs to be filed. If there is no record, the resolution status will be suspended, and it cannot point to any IP.