We probably can get a DNS list. Wouldn’t it be easy to modify a browser (especially open source) to read my own DNS list.
As things change, that list can be passed around by hand, or over the net if appropriately disguised, I would think.
But as for using IP Addresses as a ‘back door’ to bypass ICANN ...
ASO is a sub-group of ICANN unless I’m reading this wrong.
wikipedia:
The Address Supporting Organization (ASO) deals with policy making on IP addresses.[47]
[more full explanation above]