openwrt 一直有人尝试登录，这是被盯上了吗？是否该修改动态域名？

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V2EX 是一个关于分享和探索的地方

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OpenWrt 是一个专门面向嵌入式设备的 Linux 发行版。你可以将 OpenWrt 支持的型号的嵌入式设备，比如各种路由器上的系统，换成一个有更多可能性可以折腾的 Linux 系统。

这是一个创建于 1732 天前的主题，其中的信息可能已经有所发展或是发生改变。

公网 IP，用了阿里 DDNS 是不是改下域名

Sat Apr 10 20:52:44 2021 daemon.err uhttpd[1518]: netstat: showing only processes with your user ID
Sun Apr 11 02:04:48 2021 daemon.err netdata[3420]: LISTENER: cannot validate hostname 'ip-112-18.4vendeta.com' from '78.128.112.18' by resolving it
Sun Apr 11 02:04:48 2021 daemon.err netdata[3420]: Permission denied for client '78.128.112.18', port '2151'
Sun Apr 11 02:04:48 2021 daemon.err netdata[3420]: POLLFD: LISTENER: accept() failed.
Sun Apr 11 13:27:47 2021 daemon.err netdata[3420]: LISTENER: Cannot validate '167.248.133.54' as ip of 'scanner-09.ch1.censys-scanner.com', not listed in DNS
Sun Apr 11 13:27:47 2021 daemon.err netdata[3420]: Permission denied for client '167.248.133.54', port '41150'
Sun Apr 11 13:27:47 2021 daemon.err netdata[3420]: POLLFD: LISTENER: accept() failed.
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: LISTENER: Cannot validate '167.248.133.54' as ip of 'scanner-09.ch1.censys-scanner.com', not listed in DNS
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: Permission denied for client '167.248.133.54', port '55884'
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: POLLFD: LISTENER: accept() failed.
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: LISTENER: Cannot validate '167.248.133.54' as ip of 'scanner-09.ch1.censys-scanner.com', not listed in DNS
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: Permission denied for client '167.248.133.54', port '36742'
Sun Apr 11 13:27:48 2021 daemon.err netdata[3420]: POLLFD: LISTENER: accept() failed.
Sun Apr 11 13:27:49 2021 daemon.err netdata[3420]: Incoming connection on '167.248.133.54' does not match a numeric pattern, and host could not be resolved (err=Invalid flags)
Sun Apr 11 13:27:49 2021 daemon.err netdata[3420]: Permission denied for client '167.248.133.54', port '46626'
Sun Apr 11 13:27:49 2021 daemon.err netdata[3420]: POLLFD: LISTENER: accept() failed.
Mon Apr 12 11:15:47 2021 daemon.err netdata[3420]: Incoming connection on '37.49.229.183' does not match a numeric pattern, and host could not be resolved (err=Name does not resolve)
Mon Apr 12 11:15:47 2021 daemon.err netdata[3420]: Permission denied for client '37.49.229.183', port '50120'

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Apr netdata sun 167.248.133.54