Interesting.
nic.tv reports correct information to a generic whois request along with correct DNS responses:
http://whois.ws/whois-tv/ip-address/xn--brse-5qa.tv/
; <<>> DiG 9.3.1 <<>> @ns.kloth.net xn--brse-5qa.tv A
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 9134
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;xn--brse-5qa.tv. IN A
;; ANSWER SECTION:
xn--brse-5qa.tv. 3600 IN A 72.13.32.35