IP 地址能像域名一样用吗？

[donghao]

为什么 8.8.8.8 在任(chu)何(le)地(da)方(lu)ping 都是 less than 9ms ？

[zoudeze]

电话线猫固定增加 20ms 延迟～～～

[ppwangs]

公司网络
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=36 time=232 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=36 time=232 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=36 time=232 ms
64 bytes from 8.8.8.8: icmp_seq=4 ttl=36 time=232 ms
64 bytes from 8.8.8.8: icmp_seq=5 ttl=36 time=236 ms
---
家里网络
PING 8.8.8.8 (8.8.8.8): 56 data bytes
64 bytes from 8.8.8.8: seq=0 ttl=52 time=219.425 ms
64 bytes from 8.8.8.8: seq=1 ttl=52 time=219.242 ms
64 bytes from 8.8.8.8: seq=2 ttl=52 time=219.151 ms
64 bytes from 8.8.8.8: seq=3 ttl=52 time=219.662 ms
64 bytes from 8.8.8.8: seq=4 ttl=52 time=219.078 ms
---

香港 VPS
64 bytes from 8.8.8.8: icmp_seq=125 ttl=47 time=21.1 ms
64 bytes from 8.8.8.8: icmp_seq=126 ttl=47 time=21.3 ms
64 bytes from 8.8.8.8: icmp_seq=127 ttl=47 time=23.0 ms
64 bytes from 8.8.8.8: icmp_seq=128 ttl=47 time=21.1 ms