"If you’ve ever owned a domain name, the chances are good that at some point you’ve received a snail mail letter which appears to be a bill for a domain or website-related services. In reality, these misleading missives try to trick people into paying for useless services they never ordered, don’t need, and probably will never receive. Here’s a look at the most recent incarnation of this scam — #DomainNetworks — and some clues about who may be behind it."

This was more fun than I thought I'd have reporting it out.

https://krebsonsecurity.com/2023/07/whos-behind-the-domainnetworks-snail-mail-scam/

Who’s Behind the DomainNetworks Snail Mail Scam? – Krebs on Security

@briankrebs 10ish years ago I've received a similar scam letter from "Domain Registry Of America" that looked much more sinister and had a smaller "this is not a bill" escape hatch. My reply to them was a cease and desist letter and never heard from them since. Over the years, all my domains (and new ones) now live with @njalla