@ysc3839
@perfectlife
老哥们，我执行
dig 192.168.2.1
dig www.baidu.com
的结果，麻烦帮忙看看

N 次的正常返回结果如下：
; <<>> DiG 9.16.23-RH <<>> 192.168.2.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12297
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
. 199 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2024040701 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 192.168.2.1#53(192.168.2.1)
;; WHEN: Mon Apr 08 11:31:04 CST 2024
;; MSG SIZE rcvd: 115


; <<>> DiG 9.16.23-RH <<>> www.baidu.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33348
;; flags: qr aa ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0
;; WARNING: Message has 23 extra bytes at end

;; QUESTION SECTION:
;www.baidu.com. IN A

;; ANSWER SECTION:
www.baidu.com. 202 IN A 180.101.50.242
www.baidu.com. 202 IN A 180.101.50.188

;; Query time: 2 msec
;; SERVER: 192.168.2.1#53(192.168.2.1)
;; WHEN: Mon Apr 08 11:31:04 CST 2024
;; MSG SIZE rcvd: 86

其中某一次出问题的结果：
; <<>> DiG 9.16.23-RH <<>> 192.168.2.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16660
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
. 198 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2024040701 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 192.168.2.1#53(192.168.2.1)
;; WHEN: Mon Apr 08 11:31:05 CST 2024
;; MSG SIZE rcvd: 115

;; Warning: Message parser reports malformed message packet.
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; reply from unexpected source: 192.168.2.1#37994, expected 223.5.5.5#53

;; reply from unexpected source: 192.168.2.1#19320, expected 223.6.6.6#53

;; Warning: Message parser reports malformed message packet.
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; reply from unexpected source: 192.168.2.1#37994, expected 223.5.5.5#53

;; reply from unexpected source: 192.168.2.1#19320, expected 223.6.6.6#53

;; Warning: Message parser reports malformed message packet.
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; ;; Question section mismatch: got www.b\000idu.com/A/IN
;; reply from unexpected source: 192.168.2.1#37994, expected 223.5.5.5#53

;; reply from unexpected source: 192.168.2.1#19320, expected 223.6.6.6#53


; <<>> DiG 9.16.23-RH <<>> www.baidu.com
;; global options: +cmd
;; connection timed out; no servers could be reached

@perfectlife
```
#!/bin/bash
while true
do
sleep 1
date
dig 192.168.2.1
done
```
有道理，准备跑看看

@ysc3839
你好，我是问问题的本人。你说的这个方法好像不大好实现，因为出问题的时候是“偶然”的，很难把握那个瞬间马上去 dig

谁能列举 5 个微信比 qq 好用的地方。
反正我用 qq 不用微信。

这种题干本身有歧义的问题没有讨论意义，我选择不回答

除了首都曼谷得去之外，其他的城市：
喜欢玩水、躺沙滩相关的：普吉岛、芭提雅、华欣这些海边城市
喜欢小资、随意逛逛的：清迈+拜县（两个地方不远）

蔡智恒
九把刀