这个是在攻击DNS服务器？

bpxyz

有些SB一直尝试从我的DNS服务器上查询.域的信息，这是不是某种攻击呢？（看他不顺眼，已经DROP了他的所有数据包）

附抓包结果：

1. 20:24:33.494689 IP 62.109.4.89.13368 > 192.168.1.19.53: 5111+ NS? . (17)
   
2. 20:24:33.611556 IP 62.109.4.89.10428 > 192.168.1.18.53: 4379+ NS? . (17)
   
3. 20:24:34.513098 IP 62.109.4.89.58571 > 192.168.1.19.53: 2076+ NS? . (17)
   
4. 20:24:35.410043 IP 62.109.4.89.41222 > 192.168.1.18.53: 16732+ NS? . (17)
   
5. 20:24:36.313938 IP 62.109.4.89.50447 > 192.168.1.19.53: 13421+ NS? . (17)
   
6. 20:24:38.051082 IP 62.109.4.89.10822 > 192.168.1.18.53: 42160+ NS? . (17)
   
7. 20:24:38.818010 IP 62.109.4.89.20728 > 192.168.1.18.53: 44680+ NS? . (17)
   
8. 20:24:38.953359 IP 62.109.4.89.52712 > 192.168.1.19.53: 61958+ NS? . (17)
   
9. 20:24:39.721158 IP 62.109.4.89.23081 > 192.168.1.19.53: 7697+ NS? . (17)
   
10. 20:24:39.838651 IP 62.109.4.89.3963 > 192.168.1.18.53: 13093+ NS? . (17)
    
11. 20:24:40.740612 IP 62.109.4.89.31640 > 192.168.1.19.53: 19891+ NS? . (17)
    
12. 20:24:41.637355 IP 62.109.4.89.7278 > 192.168.1.18.53: 33839+ NS? . (17)
    
13. 20:24:42.427114 IP 62.109.4.89.22810 > 192.168.1.18.53: 6661+ NS? . (17)
    
14. 20:24:42.540979 IP 62.109.4.89.56416 > 192.168.1.19.53: 36382+ NS? . (17)
    
15. 20:24:44.277501 IP 62.109.4.89.39643 > 192.168.1.18.53: 30356+ NS? . (17)
    
16. 20:24:45.045685 IP 62.109.4.89.46283 > 192.168.1.18.53: 11939+ NS? . (17)
    
17. 20:24:45.180627 IP 62.109.4.89.49070 > 192.168.1.19.53: 43417+ NS? . (17)
    
18. 20:24:45.947867 IP 62.109.4.89.12193 > 192.168.1.19.53: 7204+ NS? . (17)
    
19. 20:24:46.064837 IP 62.109.4.89.20978 > 192.168.1.18.53: 2269+ NS? . (17)
    
20. 20:24:46.967823 IP 62.109.4.89.31316 > 192.168.1.19.53: 6960+ NS? . (17)
    
21. 20:24:47.863881 IP 62.109.4.89.4333 > 192.168.1.18.53: 39656+ NS? . (17)
    
22. 20:24:48.766010 IP 62.109.4.89.33022 > 192.168.1.19.53: 416+ NS? . (17)
    
23. 20:24:50.504676 IP 62.109.4.89.14842 > 192.168.1.18.53: 20410+ NS? . (17)
    
24. 20:24:51.272493 IP 62.109.4.89.15072 > 192.168.1.18.53: 64568+ NS? . (17)
    
25. 20:24:51.406853 IP 62.109.4.89.871 > 192.168.1.19.53: 63258+ NS? . (17)
    
26. 20:24:52.174878 IP 62.109.4.89.29152 > 192.168.1.19.53: 2637+ NS? . (17)
    
27. 20:24:52.291622 IP 62.109.4.89.57586 > 192.168.1.18.53: 23663+ NS? . (17)
    
28. 20:24:53.194458 IP 62.109.4.89.10026 > 192.168.1.19.53: 29577+ NS? . (17)
    
29. 20:24:54.091781 IP 62.109.4.89.3131 > 192.168.1.18.53: 2503+ NS? . (17)
    
30. 20:24:54.993472 IP 62.109.4.89.13131 > 192.168.1.19.53: 34083+ NS? . (17)

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