TLD/lameについて、ここに記述してください。

https://lists.dns-oarc.net/pipermail/dns-operations/2019-June/018816.html

[dns-operations] TLD zones with lame servers
Mark Andrews marka at isc.org
Fri Jun 7 01:54:57 UTC 2019

cm. cm.cctld.authdns.ripe.net: no address records found (NXDOMAIN)

ni. ns.cr: no address records found

td. ns1.nic.td: no address records found (NXDOMAIN)

xn--fzc2c9e2c. ns3.ac.lk: no address records found (NXDOMAIN)

xn--xkc2al3hye2a. ns3.ac.lk: no address records found (NXDOMAIN)

xn--ygbi2ammx. idn.pnina.ps: no address records found (NXDOMAIN)

It looks like adns1.berkeley.edu and adns2.berkeley.edu are only in the root zone for fj.
{{{
fj.			86389	IN	NS	rip.psg.com.
fj.			86389	IN	NS	teri.usp.ac.fj.
fj.			86389	IN	NS	manu.usp.ac.fj.
fj.			86389	IN	NS	auth00.ns.uu.net.
}}}

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