MoinQ: watchNS/ENT/mail.protection.outlook.com

1. watchA

ENTではない。 /microsoft.com

2. whois

3. history

$ dig -t a mail.protection.outlook.com @nse13.o365filtering.com

; <<>> DiG 9.11.3-1ubuntu1.14-Ubuntu <<>> -t a mail.protection.outlook.com @nse13.o365filtering.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 43213
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;mail.protection.outlook.com.   IN      A

;; AUTHORITY SECTION:
mail.protection.outlook.com. 1800 IN    NS      ns1-proddns.glbdns.o365filtering.com.
mail.protection.outlook.com. 1800 IN    NS      ns2-proddns.glbdns.o365filtering.com.

;; Query time: 245 msec
;; SERVER: 104.47.2.8#53(104.47.2.8)
;; WHEN: Sat Sep 18 23:38:33 JST 2021
;; MSG SIZE  rcvd: 129

4. A

$ dig -t a mail.protection.outlook.com @ns1-proddns.glbdns.o365filtering.com +noedns

; <<>> DiG 9.11.3-1ubuntu1.14-Ubuntu <<>> -t a mail.protection.outlook.com @ns1-proddns.glbdns.o365filtering.com +noedns
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 97
;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; WARNING: recursion requested but not available

;; QUESTION SECTION:
;mail.protection.outlook.com.   IN      A

;; AUTHORITY SECTION:
mail.protection.outlook.com. 3600 IN    SOA     ns1-proddns.glbdns.o365filtering.com. hostmaster.o365filtering.com. 2013010801 3600 600 86400 3600

;; Query time: 63 msec
;; SERVER: 104.47.123.17#53(104.47.123.17)
;; WHEN: Sun Sep 19 07:46:02 JST 2021
;; MSG SIZE  rcvd: 172

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