B 站 经常打不开，多个宽带下都有 这种情况

[ksc010]

ping 主域名 会有超时情况

Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Request timed out.
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Request timed out.
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=59ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=57ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=59ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Request timed out.
Request timed out.
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50
Reply from 117.21.179.20: bytes=32 time=58ms TTL=50

[Vegetable]

你这 IP 看起来不太对劲，先检查一下自己的 DNS 设置吧。

https://cloud.baidu.com/product-s/afd_s/ip-threat.html?s=117.21.179.20&t=1776403053324

https://dnschecker.org/domain-ip-lookup.php?query=bilibili.com&dns=cloudflare

[ksc010]

@Vegetable 我一开始用的阿里云的 233 那个 容易卡， 然后换成 1.1.1.1 了
我在换一个试试看

[titanium98118]

@ksc010 国内的网站，不建议用境外 DNS

[ksc010]

@Vegetable
@titanium98118 找到问题了， 忘记啥时候 我给 www.bilibili.com 增加一个 hosts 映射

可能是之前发现 网站不稳定， 就强制绑定了一个 ip 地址