This assumes Linux/macOS and a processor with AVX2 (any recent x64 processor in operation today).


You can [obtain a current copy via zone transfer](https://internetstiftelsen.se/en/zone-data/). CONTRIBUTING.md in this repository also links to the Centralized Zone Data Service (CZDS), which allows you to download zone data for many more TLDs (`.com` included). One can take the owner (first field) and prepended it with a number and a comma, i.e. `1,<owner>`.
