毎度忘れるのでメモ

dig

dig www.google.com @1.1.1.1 を実行

; <<>> DiG 9.16.1-Ubuntu <<>> www.google.com @1.1.1.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 60699
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
;; QUESTION SECTION:
;www.google.com.                        IN      A

;; ANSWER SECTION:
www.google.com.         178     IN      A       142.250.207.4

;; Query time: 10 msec
;; SERVER: 1.1.1.1#53(1.1.1.1)
;; WHEN: Sat Feb 19 23:19:00 JST 2022
;; MSG SIZE  rcvd: 59

nslookup

nslookup www.cloudflare.com 8.8.8.8 を実行

サーバー:  dns.google
Address:  8.8.8.8

権限のない回答:
名前:    www.cloudflare.com
Addresses:  2606:4700::6810:7b60
          2606:4700::6810:7c60
          104.16.123.96
          104.16.124.96