nslookup 問い合わせ内容 [ 問合せ先サーバー ] dig 問合せ内容 [ @問合せ先サーバー ] |
$ dig www.linuxacademy.ne.jp ; <<>> DiG 9.8.3-P4 <<>> www.linuxacademy.ne.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46240 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;www.linuxacademy.ne.jp. IN A ;; ANSWER SECTION: www.linuxacademy.ne.jp. 3600 IN A 203.174.70.235 ;; Query time: 49 msec ;; SERVER: 210.224.163.4#53(210.224.163.4) ;; WHEN: Tue Oct 1 08:03:00 2019 ;; MSG SIZE rcvd: 56特に問い合わせ先を指定しない場合は、/etc/resolv.conf の nameserver で指定サーバーを採用。
# Generated by NetworkManager search s160.la.net nameserver 127.0.0.1 nameserver 10.20.250.1serch はドメイン省略時の値を表す。
$ nslookup h001 Server: 10.20.250.1 Address: 10.20.250.1#53 Name: h001.s160.la.net Address: 10.20.160.1