watchNS/opscons.comについて、ここに記述してください。

https://productforums.google.com/forum/#!topic/webmasters/VawoAvVSlbs 

$ dig -t txt opscons.es  @ns1.cdmon.net.

; <<>> DiG 9.11.1 <<>> -t txt opscons.es @ns1.cdmon.net.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25378
;; flags: qr aa rd; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 3
;; WARNING: recursion requested but not available

;; QUESTION SECTION:
;opscons.es.                    IN      TXT

;; ANSWER SECTION:
opscons.es.             900     IN      CNAME   opscons.com.
opscons.es.             900     IN      TXT     "google-site-verification:8Y3Z4gk5phjtQEhM9X0NJUp4j_OH3FfhKN8yKAXnrzk"

;; AUTHORITY SECTION:
opscons.es.             21600   IN      NS      ns1.cdmon.net.
opscons.es.             21600   IN      NS      ns2.cdmon.net.
opscons.es.             21600   IN      NS      ns3.cdmon.net.

;; ADDITIONAL SECTION:
ns1.cdmon.net.          86400   IN      A       46.16.61.24
ns2.cdmon.net.          86400   IN      A       46.16.60.60
ns3.cdmon.net.          86400   IN      A       35.157.47.125

;; Query time: 319 msec
;; SERVER: 46.16.61.24#53(46.16.61.24)
;; WHEN: Sun Jun 18 21:27:48 JST 2017
;; MSG SIZE  rcvd: 245

1. knot resolver

$ dig -t txt opscons.es  @127.0.0.3

; <<>> DiG 9.11.1 <<>> -t txt opscons.es @127.0.0.3
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37272
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 807403c003e81014b90e2ed659467240e3384cdd062b2207 (good)
;; QUESTION SECTION:
;opscons.es.                    IN      TXT

;; AUTHORITY SECTION:
opscons.es.             86400   IN      NS      ns1.cdmon.net.
opscons.es.             86400   IN      NS      ns2.cdmon.net.
opscons.es.             86400   IN      NS      ns3.cdmon.net.

;; Query time: 1200 msec
;; SERVER: 127.0.0.3#53(127.0.0.3)
;; WHEN: Sun Jun 18 21:29:53 JST 2017
;; MSG SIZE  rcvd: 130

$ dig -t txt opscons.es  @127.0.0.3

; <<>> DiG 9.11.1 <<>> -t txt opscons.es @127.0.0.3
;; global options: +cmd
;; connection timed out; no servers could be reached

2. unbound

$ dig -t txt opscons.es  @127.0.0.2

; <<>> DiG 9.11.1 <<>> -t txt opscons.es @127.0.0.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40912
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1220
;; QUESTION SECTION:
;opscons.es.                    IN      TXT

;; ANSWER SECTION:
opscons.es.             900     IN      CNAME   opscons.com.
opscons.com.            900     IN      TXT     "google-site-verification:EHzKEItxdDatqEBVLdBWAdiZ3XHUroItcOpkM7ns_4Q"
opscons.com.            900     IN      TXT     "v=spf1 a:opscons.com a:opentraining.es a:telecos.cat a:economistes.cat catpl.cat -all"

;; Query time: 766 msec
;; SERVER: 127.0.0.2#53(127.0.0.2)
;; WHEN: Sun Jun 18 21:31:27 JST 2017
;; MSG SIZE  rcvd: 243

3. BIND 9.11

$ dig -t txt opscons.es  @127.0.0.1

; <<>> DiG 9.11.1 <<>> -t txt opscons.es @127.0.0.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25802
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: bd4f11b8f4582669a8c1c01a594672cd2e0e824f3d2c06f4 (good)
;; QUESTION SECTION:
;opscons.es.                    IN      TXT

;; ANSWER SECTION:
opscons.es.             900     IN      CNAME   opscons.com.
opscons.com.            900     IN      TXT     "v=spf1 a:opscons.com a:opentraining.es a:telecos.cat a:economistes.cat catpl.cat -all"
opscons.com.            900     IN      TXT     "google-site-verification:EHzKEItxdDatqEBVLdBWAdiZ3XHUroItcOpkM7ns_4Q"

;; Query time: 405 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Jun 18 21:32:13 JST 2017
;; MSG SIZE  rcvd: 271