linux下域名解析工具

1、dig

[root@hlcc_master mysqlinit]# dig www.baidu.com

; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.13 <<>> www.baidu.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7239
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;www.baidu.com.                 IN      A

;; ANSWER SECTION:
www.baidu.com.          226     IN      CNAME   www.a.shifen.com.
www.a.shifen.com.       64      IN      A       110.242.68.3
www.a.shifen.com.       64      IN      A       110.242.68.4

;; Query time: 9 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Fri Dec 22 11:30:23 CST 2023
;; MSG SIZE  rcvd: 101

2、nslookup

[root@hlcc_master mysqlinit]# nslookup www.baidu.com
Server:         114.114.114.114
Address:        114.114.114.114#53

Non-authoritative answer:
www.baidu.com   canonical name = www.a.shifen.com.
Name:   www.a.shifen.com
Address: 110.242.68.3
Name:   www.a.shifen.com
Address: 110.242.68.4
Name:   www.a.shifen.com
Address: 2408:871a:2100:2:0:ff:b09f:237
Name:   www.a.shifen.com
Address: 2408:871a:2100:3:0:ff:b025:348d

[root@hlcc_master mysqlinit]# nslookup 114.114.114.114
114.114.114.114.in-addr.arpa    name = public1.114dns.com.

Authoritative answers can be found from:

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