1、 Filing data, including subject information, website information and access information.

(1) Subject information refers to the registration information of the website sponsor (website sponsor).

(2) Website information refers to the registration information of one or more websites run by the website sponsor.

(3) Access information refers to the access information of the virtual space where the data of the website sponsor (each) is stored.

2、 Shell filing data, including shell entities and shell websites.

(1) Empty shell subject refers to that in the filing system of the Ministry of industry and information technology, the historical filing information of website organizers only has subject information, and there is no website information and access information.

(2) Shell website means that in the filing system of the Ministry of industry and information technology, the historical filing information of the website sponsor contains subject information and website information, but (one or more websites) have no access information (i.e. the website has a filing number, but due to the change of the IP address of the space actually used by the website, the space access provider has cancelled the access to the filing information of the website before, At the same time, the website sponsor did not handle the filing information transfer in the new space access provider.

Generally speaking, a shell website means that the user's domain name binding IP has changed (mainly by changing the IP of different space access providers), but the filing information has not been changed in time, so it has become a shell website.