Reserved TLDs are documented. The issue is they prioritized all the crazy ones before they added what people at home and businesses were actually using. ICANN won’t sell .lan because it is used too much. They haven’t tried so there is no official decision, but they won’t - they did try .corp and .home and abandoned it.
.local is reserved in RFC 6762, but for multicast DNS.
Reserved TLDs are documented. The issue is they prioritized all the crazy ones before they added what people at home and businesses were actually using. ICANN won’t sell .lan because it is used too much. They haven’t tried so there is no official decision, but they won’t - they did try .corp and .home and abandoned it.
.local is reserved in RFC 6762, but for multicast DNS.
They’re documented, but it’s a big and ever expanding list.