security/piyokangoについて、ここに記述してください。

https://piyolog.hatenadiary.jp/entry/2020/07/08/025056
  対策の部分の主語が問題だ。

== CNAME orphan ==
国内でも発生している。

https://twitter.com/piyokango/status/1280256470257332224?s=20

{{{
クラウドサービスにCNAME定義されたドメインを狙い、当選詐欺サイトへ誘導するWebサイトの改ざん被害が発生しています。
（大手企業のサブドメインでも被害を確認）
}}}

何だか 知ら ん が とにかく よし | 何だか知らんが とにかくよし！
swmazrdev2.jti.co.jp › temedocad56158

なんだかしらんがとにかくよし とは【ピクシブ百科事典】 

検索結果
ウェブ検索結果

【プロモパックPR】《発展+発破/Expansion+Explosion》【R】
swmazrdev2.jti.co.jp › kuqogubeb33498

{{{
swmazrdev2.jti.co.jp.	3600	IN	CNAME	swmazrdevjpe2.cloudapp.net.
swmazrdevjpe2.cloudapp.net. 9	IN	A	13.94.131.121
}}}

== msc.com ==
https://twitter.com/tiketiketikeke/status/1280312848485236738?s=20

{{{
$ dig -t a nwddev.msc.com

; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> -t a nwddev.msc.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33261
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;nwddev.msc.com.			IN	A

;; ANSWER SECTION:
nwddev.msc.com.		3600	IN	CNAME	nwddevmsccom.trafficmanager.net.
nwddevmsccom.trafficmanager.net. 29 IN	CNAME	nwddevmsccom.funblog2019.ru.
nwddevmsccom.funblog2019.ru. 3599 IN	A	94.23.211.10

;; Query time: 431 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Jul 07 11:29:11 JST 2020
;; MSG SIZE  rcvd: 145

}}}

== msc.com ==
{{{
$ dig -t a nwddev.msc.com @a.gtld-servers.net

; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> -t a nwddev.msc.com @a.gtld-servers.net
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 3367
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;nwddev.msc.com.			IN	A

;; AUTHORITY SECTION:
msc.com.		172800	IN	NS	ns02.mscgva.ch.
msc.com.		172800	IN	NS	ns03.mscgva.ch.
msc.com.		172800	IN	NS	ns04.mscgva.ch.

;; Query time: 49 msec
;; SERVER: 192.5.6.30#53(192.5.6.30)
;; WHEN: Tue Jul 07 11:36:25 JST 2020
;; MSG SIZE  rcvd: 109
}}}

{{{
$ dig -t a nwddev.msc.com @ns02.mscgva.ch.

; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> -t a nwddev.msc.com @ns02.mscgva.ch.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32849
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;nwddev.msc.com.			IN	A

;; ANSWER SECTION:
nwddev.msc.com.		3600	IN	CNAME	nwddevmsccom.trafficmanager.net.

;; Query time: 271 msec
;; SERVER: 193.138.73.100#53(193.138.73.100)
;; WHEN: Tue Jul 07 11:37:28 JST 2020
;; MSG SIZE  rcvd: 88
}}}

== trafficmanamer.net 下 ==
{{{
$ dig -t a nwddevmsccom.trafficmanager.net @a.gtld-servers.net

; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> -t a nwddevmsccom.trafficmanager.net @a.gtld-servers.net
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59797
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 3
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;nwddevmsccom.trafficmanager.net. IN	A

;; AUTHORITY SECTION:
trafficmanager.net.	172800	IN	NS	tm1.msft.net.
trafficmanager.net.	172800	IN	NS	tm2.msft.net.
trafficmanager.net.	172800	IN	NS	tm1.edgedns-tm.info.
trafficmanager.net.	172800	IN	NS	tm2.edgedns-tm.info.

;; ADDITIONAL SECTION:
tm1.msft.net.		172800	IN	A	204.79.195.41
tm2.msft.net.		172800	IN	A	65.55.117.41

;; Query time: 49 msec
;; SERVER: 192.5.6.30#53(192.5.6.30)
;; WHEN: Tue Jul 07 11:40:14 JST 2020
;; MSG SIZE  rcvd: 184
}}}

{{{
$ dig -t ns nwddevmsccom.trafficmanager.net @tm1.msft.net.

; <<>> DiG 9.11.3-1ubuntu1.12-Ubuntu <<>> -t ns nwddevmsccom.trafficmanager.net @tm1.msft.net.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10397
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1280
; COOKIE: afa4bca00d23ca09 (echoed)
;; QUESTION SECTION:
;nwddevmsccom.trafficmanager.net. IN	NS

;; ANSWER SECTION:
nwddevmsccom.trafficmanager.net. 30 IN	CNAME	nwddevmsccom.funblog2019.ru.

;; Query time: 144 msec
;; SERVER: 204.79.195.41#53(204.79.195.41)
;; WHEN: Tue Jul 07 15:51:29 JST 2020
;; MSG SIZE  rcvd: 113


}}}