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楼主 |
发表于 2024-9-17 20:39
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应该是本地的插件或者什么程序干的,但是不知道怎么找出来。
我用tcpdump监听53端口并根据域名过滤,命令如下:
tcpdump -i lo -n udp port 53 | grep host_ip_address
可以发现大概每5秒就会有四个请求解析域名host_ip_address和host_ip_address.lan
- 20:27:41.288548 IP 127.0.0.1.50359 > 127.0.0.1.53: 25764+ A? host_ip_address.lan. (37)
- 20:27:41.288570 IP6 ::1.50359 > ::1.53: 25764+ A? host_ip_address.lan. (37)
- 20:27:41.288577 IP 127.0.0.1.50359 > 127.0.0.1.53: 25935+ AAAA? host_ip_address.lan. (37)
- 20:27:41.288580 IP6 ::1.50359 > ::1.53: 25935+ AAAA? host_ip_address.lan. (37)
- 20:27:41.288995 IP 127.0.0.1.57505 > 127.0.0.1.53: 40323+ A? host_ip_address. (33)
- 20:27:41.289005 IP6 ::1.57505 > ::1.53: 40323+ A? host_ip_address. (33)
- 20:27:41.289009 IP 127.0.0.1.57505 > 127.0.0.1.53: 40524+ AAAA? host_ip_address. (33)
- 20:27:41.289012 IP6 ::1.57505 > ::1.53: 40524+ AAAA? host_ip_address. (33)
- 20:27:46.290154 IP 127.0.0.1.48839 > 127.0.0.1.53: 18808+ A? host_ip_address.lan. (37)
- 20:27:46.290170 IP6 ::1.48839 > ::1.53: 18808+ A? host_ip_address.lan. (37)
- 20:27:46.290176 IP 127.0.0.1.48839 > 127.0.0.1.53: 19194+ AAAA? host_ip_address.lan. (37)
- 20:27:46.290179 IP6 ::1.48839 > ::1.53: 19194+ AAAA? host_ip_address.lan. (37)
- 20:27:46.294005 IP 127.0.0.1.59787 > 127.0.0.1.53: 6261+ A? host_ip_address. (33)
复制代码
我本想根据上面的端口号查询对应的程序名,命令如下:
netstat -anp | grep 59787
但试了几个端口号都搜不到程序,我猜是因为这个端口发送完请求很快就销毁了所以查不到记录
试了很多方法实在不会了,所以来这里问问。
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