ROUTER-F1# dig -x 66.160.197.20 +trace
; <<>> DiG 9.3.1 <<>> -x 66.160.197.20 +trace
;; global options: printcmd
. 3486288 IN NS l.root-servers.net.
. 3486288 IN NS g.root-servers.net.
. 3486288 IN NS a.root-servers.net.
. 3486288 IN NS i.root-servers.net.
. 3486288 IN NS e.root-servers.net.
. 3486288 IN NS j.root-servers.net.
. 3486288 IN NS c.root-servers.net.
. 3486288 IN NS d.root-servers.net.
. 3486288 IN NS b.root-servers.net.
. 3486288 IN NS f.root-servers.net.
. 3486288 IN NS k.root-servers.net.
. 3486288 IN NS h.root-servers.net.
. 3486288 IN NS m.root-servers.net.
;; Received 452 bytes from 65.19.176.2#53(65.19.176.2) in 2 ms
66.in-addr.arpa. 86400 IN NS chia.arin.net.
66.in-addr.arpa. 86400 IN NS dill.arin.net.
66.in-addr.arpa. 86400 IN NS basil.arin.net.
66.in-addr.arpa. 86400 IN NS henna.arin.net.
66.in-addr.arpa. 86400 IN NS indigo.arin.net.
66.in-addr.arpa. 86400 IN NS epazote.arin.net.
66.in-addr.arpa. 86400 IN NS figwort.arin.net.
;; Received 195 bytes from 199.7.83.42#53(l.root-servers.net) in 10 ms
197.160.66.in-addr.arpa. 86400 IN NS ns3.he.net.
197.160.66.in-addr.arpa. 86400 IN NS ns1.he.net.
197.160.66.in-addr.arpa. 86400 IN NS ns2.he.net.
;; Received 104 bytes from 2001:440:2000:1::21#53(chia.arin.net) in 94 ms
20.197.160.66.in-addr.arpa. 86400 IN NS rapidxen.net.
;; Received 70 bytes from 216.218.132.2#53(ns3.he.net) in 4 ms
20.197.160.66.in-addr.arpa. 180 IN PTR no-dns-yet.rapidxen.net.
197.160.66.in-addr.arpa. 180 IN NS rapidxen.net.
;; Received 95 bytes from 64.71.161.129#53(rapidxen.net) in 60 ms
ROUTER-F1# dig -x 66.160.197.35 +trace
; <<>> DiG 9.3.1 <<>> -x 66.160.197.35 +trace
;; global options: printcmd
. 3486271 IN NS k.root-servers.net.
. 3486271 IN NS b.root-servers.net.
. 3486271 IN NS d.root-servers.net.
. 3486271 IN NS h.root-servers.net.
. 3486271 IN NS a.root-servers.net.
. 3486271 IN NS c.root-servers.net.
. 3486271 IN NS i.root-servers.net.
. 3486271 IN NS g.root-servers.net.
. 3486271 IN NS j.root-servers.net.
. 3486271 IN NS e.root-servers.net.
. 3486271 IN NS f.root-servers.net.
. 3486271 IN NS l.root-servers.net.
. 3486271 IN NS m.root-servers.net.
;; Received 452 bytes from 65.19.176.2#53(65.19.176.2) in 3 ms
66.in-addr.arpa. 86400 IN NS chia.arin.net.
66.in-addr.arpa. 86400 IN NS dill.arin.net.
66.in-addr.arpa. 86400 IN NS basil.arin.net.
66.in-addr.arpa. 86400 IN NS henna.arin.net.
66.in-addr.arpa. 86400 IN NS indigo.arin.net.
66.in-addr.arpa. 86400 IN NS epazote.arin.net.
66.in-addr.arpa. 86400 IN NS figwort.arin.net.
;; Received 195 bytes from 2001:7fd::1#53(k.root-servers.net) in 106 ms
197.160.66.in-addr.arpa. 86400 IN NS ns2.he.net.
197.160.66.in-addr.arpa. 86400 IN NS ns3.he.net.
197.160.66.in-addr.arpa. 86400 IN NS ns1.he.net.
;; Received 104 bytes from 2001:440:2000:1::21#53(chia.arin.net) in 93 ms
35.197.160.66.in-addr.arpa. 86400 IN NS rapidxen.net.
;; Received 70 bytes from 216.218.131.2#53(ns2.he.net) in 2 ms
35.197.160.66.in-addr.arpa. 180 IN PTR no-dns-yet.rapidxen.net.
197.160.66.in-addr.arpa. 180 IN NS rapidxen.net.
;; Received 95 bytes from 64.71.161.129#53(rapidxen.net) in 72 ms
ROUTER-F1#