IBM 也推公共 DNS 9.9.9.9

hfenger

2017-11-20 20:36:32 +08:00

海外
......
来自 9.9.9.9 的回复: 字节=32 时间=42ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=42ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=42ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=42ms TTL=49

9.9.9.9 的 Ping 统计信息:
数据包: 已发送 = 10，已接收 = 10，丢失 = 0 (0% 丢失)，
往返行程的估计时间(以毫秒为单位):
最短 = 42ms，最长 = 42ms，平均 = 42ms

北京
......
来自 9.9.9.9 的回复: 字节=32 时间=175ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=175ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=204ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=194ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=199ms TTL=49

9.9.9.9 的 Ping 统计信息:
数据包: 已发送 = 24，已接收 = 24，丢失 = 0 (0% 丢失)，
往返行程的估计时间(以毫秒为单位):
最短 = 175ms，最长 = 204ms，平均 = 181ms

crystone

2017-11-20 20:39:52 +08:00

你们试一下 10.10.10.10

powergx

2017-11-20 21:02:20 +08:00

dig google.com @9.9.9.9

; <<>> DiG 9.8.3-P1 <<>> google.com @9.9.9.9
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 57060
;; flags: qr rd ra; QUERY: 1, ANSWER: 6, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;google.com. IN A

;; ANSWER SECTION:
google.com. 300 IN A 74.125.28.138
google.com. 300 IN A 74.125.28.102
google.com. 300 IN A 74.125.28.139
google.com. 300 IN A 74.125.28.113
google.com. 300 IN A 74.125.28.100
google.com. 300 IN A 74.125.28.101

;; Query time: 168 msec
;; SERVER: 9.9.9.9#53(9.9.9.9)
;; WHEN: Mon Nov 20 21:01:23 2017
;; MSG SIZE rcvd: 124

erlinux

2017-11-20 21:20:53 +08:00

上海移动

Pinging 9.9.9.9 with 32 bytes of data:
Reply from 9.9.9.9: bytes=32 time=181ms TTL=54
Reply from 9.9.9.9: bytes=32 time=181ms TTL=54
Reply from 9.9.9.9: bytes=32 time=180ms TTL=54
Reply from 9.9.9.9: bytes=32 time=186ms TTL=54

Ping statistics for 9.9.9.9:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 180ms, Maximum = 186ms, Average = 182ms

beautifultable

2017-11-20 21:25:32 +08:00

ping 9.9.9.9
PING 9.9.9.9 (9.9.9.9): 56 data bytes
64 bytes from 9.9.9.9: icmp_seq=0 ttl=48 time=91.484 ms
64 bytes from 9.9.9.9: icmp_seq=1 ttl=48 time=92.072 ms
64 bytes from 9.9.9.9: icmp_seq=2 ttl=48 time=91.556 ms
64 bytes from 9.9.9.9: icmp_seq=3 ttl=48 time=91.779 ms

--- 9.9.9.9 ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 91.484/91.723/92.072/0.229 ms

testcaoy7

2017-11-20 21:42:05 +08:00

我这边延迟 63 毫秒

jimzhong

2017-11-20 21:55:01 +08:00

PING 9.9.9.9 (9.9.9.9) 56(84) bytes of data.
64 bytes from 9.9.9.9: icmp_seq=1 ttl=59 time=21.4 ms
64 bytes from 9.9.9.9: icmp_seq=2 ttl=59 time=13.8 ms
64 bytes from 9.9.9.9: icmp_seq=3 ttl=59 time=16.7 ms
64 bytes from 9.9.9.9: icmp_seq=4 ttl=59 time=19.0 ms
64 bytes from 9.9.9.9: icmp_seq=5 ttl=59 time=21.8 ms

dot

2017-11-20 21:59:43 +08:00

没有 anycast，靓号也没用吧……

vimutt

2017-11-20 22:22:04 +08:00

正在 Ping 9.9.9.9 具有 32 字节的数据:
来自 9.9.9.9 的回复: 字节=32 时间=142ms TTL=52
来自 9.9.9.9 的回复: 字节=32 时间=142ms TTL=52
来自 9.9.9.9 的回复: 字节=32 时间=142ms TTL=52
来自 9.9.9.9 的回复: 字节=32 时间=142ms TTL=52

9.9.9.9 的 Ping 统计信息:
数据包: 已发送 = 4，已接收 = 4，丢失 = 0 (0% 丢失)，
往返行程的估计时间(以毫秒为单位):
最短 = 142ms，最长 = 142ms，平均 = 142ms

xern

2017-11-20 22:27:42 +08:00

台湾中华电信
PING 9.9.9.9 (9.9.9.9): 56 data bytes
64 bytes from 9.9.9.9: icmp_seq=0 ttl=49 time=107.505 ms
64 bytes from 9.9.9.9: icmp_seq=1 ttl=49 time=106.888 ms
64 bytes from 9.9.9.9: icmp_seq=2 ttl=49 time=107.236 ms
64 bytes from 9.9.9.9: icmp_seq=3 ttl=49 time=107.872 ms
64 bytes from 9.9.9.9: icmp_seq=4 ttl=49 time=106.775 ms
64 bytes from 9.9.9.9: icmp_seq=5 ttl=49 time=107.330 ms
64 bytes from 9.9.9.9: icmp_seq=6 ttl=49 time=107.017 ms
^C
--- 9.9.9.9 ping statistics ---
7 packets transmitted, 7 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 106.775/107.232/107.872/0.352 ms

cloverzrg2

2017-11-20 22:36:14 +08:00

正在 Ping 9.9.9.9 具有 32 字节的数据:
请求超时。
来自 9.9.9.9 的回复: 字节=32 时间=333ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=333ms TTL=49
来自 9.9.9.9 的回复: 字节=32 时间=333ms TTL=49

9.9.9.9 的 Ping 统计信息:
数据包: 已发送 = 4，已接收 = 3，丢失 = 1 (25% 丢失)，
往返行程的估计时间(以毫秒为单位):
最短 = 333ms，最长 = 333ms，平均 = 333ms

fanyuxi

2017-11-20 23:12:47 +08:00

正在 Ping 9.9.9.9 具有 32 字节的数据:
来自 9.9.9.9 的回复: 字节=32 时间=243ms TTL=53
来自 9.9.9.9 的回复: 字节=32 时间=265ms TTL=53
来自 9.9.9.9 的回复: 字节=32 时间=256ms TTL=53
来自 9.9.9.9 的回复: 字节=32 时间=275ms TTL=53

9.9.9.9 的 Ping 统计信息:
数据包: 已发送 = 4，已接收 = 4，丢失 = 0 (0% 丢失)，
往返行程的估计时间(以毫秒为单位):
最短 = 243ms，最长 = 275ms，平均 = 259ms

hallomou

2017-11-20 23:24:43 +08:00

Pinging 9.9.9.9 with 32 bytes of data:
Reply from 9.9.9.9: bytes=32 time=28ms TTL=56
Reply from 9.9.9.9: bytes=32 time=30ms TTL=56
Reply from 9.9.9.9: bytes=32 time=32ms TTL=56
Reply from 9.9.9.9: bytes=32 time=28ms TTL=56

Ping statistics for 9.9.9.9:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 28ms, Maximum = 32ms, Average = 29ms

yiduzui

2017-11-20 23:35:02 +08:00

BJLT

root@ysbots:~# ping 9.9.9.9
PING 9.9.9.9 (9.9.9.9) 56(84) bytes of data.
64 bytes from 9.9.9.9: icmp_seq=1 ttl=51 time=138 ms
64 bytes from 9.9.9.9: icmp_seq=2 ttl=51 time=142 ms
64 bytes from 9.9.9.9: icmp_seq=3 ttl=51 time=136 ms
64 bytes from 9.9.9.9: icmp_seq=4 ttl=51 time=133 ms
64 bytes from 9.9.9.9: icmp_seq=5 ttl=51 time=144 ms
64 bytes from 9.9.9.9: icmp_seq=6 ttl=51 time=225 ms
64 bytes from 9.9.9.9: icmp_seq=7 ttl=51 time=167 ms
64 bytes from 9.9.9.9: icmp_seq=8 ttl=51 time=137 ms
^C
--- 9.9.9.9 ping statistics ---
9 packets transmitted, 8 received, 11% packet loss, time 8011ms
rtt min/avg/max/mdev = 133.940/153.500/225.722/29.056 ms

isCyan

2017-11-20 23:36:16 +08:00

墙外都这么高延迟

junbaor

2017-11-20 23:38:57 +08:00

root@wkfg-hk:~# ping 9.9.9.9
PING 9.9.9.9 (9.9.9.9) 56(84) bytes of data.
64 bytes from 9.9.9.9: icmp_seq=1 ttl=236 time=444 ms
64 bytes from 9.9.9.9: icmp_seq=2 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=3 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=4 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=5 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=6 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=7 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=8 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=9 ttl=236 time=443 ms
64 bytes from 9.9.9.9: icmp_seq=10 ttl=236 time=443 ms
^C
--- 9.9.9.9 ping statistics ---
10 packets transmitted, 10 received, 0% packet loss, time 9009ms
rtt min/avg/max/mdev = 443.200/443.517/444.138/0.594 ms

isCyan

2017-11-20 23:39:23 +08:00

HPING 9.9.9.9 (en7 9.9.9.9): S set, 40 headers + 0 data bytes
len=46 ip=9.9.9.9 ttl=238 id=8119 sport=53 flags=RA seq=0 win=0 rtt=411.4 ms
len=46 ip=9.9.9.9 ttl=238 id=62439 sport=53 flags=RA seq=2 win=0 rtt=417.7 ms
len=46 ip=9.9.9.9 ttl=238 id=10136 sport=53 flags=RA seq=3 win=0 rtt=411.3 ms
len=46 ip=9.9.9.9 ttl=238 id=33500 sport=53 flags=RA seq=4 win=0 rtt=411.9 ms

--- 9.9.9.9 hping statistic ---
5 packets tramitted, 4 packets received, 20% packet loss
round-trip min/avg/max = 411.3/413.1/417.7 ms

wql

2017-11-21 00:02:35 +08:00

@crystone 这是内网地址啊。阁下实在开玩笑。

RqPS6rhmP3Nyn3Tm

2017-11-21 01:30:37 +08:00

我准备推出一个 dns 服务，IP 是 127.0.0.1，各位意向如何？

Ixizi

2017-11-21 06:50:20 +08:00

正在 Ping 9.9.9.9 具有 32 字节的数据:
来自 9.9.9.9 的回复: 字节=32 时间=185ms TTL=55
来自 9.9.9.9 的回复: 字节=32 时间=182ms TTL=55
来自 9.9.9.9 的回复: 字节=32 时间=200ms TTL=55
来自 9.9.9.9 的回复: 字节=32 时间=182ms TTL=55

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