## page was renamed from DNS/Cloudflare/tcpreplay.net/同居
DNS/Cloudflare/tcpreplay.net/同居について、ここに記述してください。

{{{
tcpreplay.net.		172800	IN	NS	ns1.tcpreplay.net.
ns1.tcpreplay.net.	172800	IN	A	52.213.198.181
}}}

$ dig -t txt cf1111.tcpreplay.net @52.213.198.181

{{{
cf1111.tcpreplay.net.	300	IN	NS	ns-out.out.117yen.com.
ns-out.out.117yen.com.	170	IN	A	63.35.157.66
}}}
   毒入返答  (cf1111のNSが狙われる)
[[watchA/117yen.com]]

偽のout.117yen.comが同居させられたら。
{{{
$ dig -t ns out.117yen.com @52.213.198.181
out.117yen.com.		170	IN	NS	ns.out.117yen.com.
ns.out.117yen.com.	170	IN	A	52.213.198.181
}}}

{{{
$ dig out.117yen.com @52.213.198.181

; <<>> DiG 9.16.1-Ubuntu <<>> out.117yen.com @52.213.198.181
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45172
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: af03f1af1705487f47ec47d75f40704a5794277e26e9560a (good)
;; QUESTION SECTION:
;out.117yen.com.			IN	A

;; AUTHORITY SECTION:
out.117yen.com.		17	IN	SOA	ns.out.117yen.com. root.out.117yen.com. 17 1717 1717 1717 17

;; Query time: 255 msec
;; SERVER: 52.213.198.181#53(52.213.198.181)
;; WHEN: 土  8月 22 10:09:30 JST 2020
;; MSG SIZE  rcvd: 115


}}}