Ping timeout some famous website

November 20, 2016 68 views
Networking Ubuntu 16.04

I can not ping nor curl on www.baidu.com, most famous search engine in China.

It shows this:

root@ubuntu-512mb-sfo1-01:~# ping www.baidu.com
PING www.a.shifen.com (14.215.177.37) 56(84) bytes of data.

^C
--- www.a.shifen.com ping statistics ---
2 packets transmitted, 0 received, 100% packet loss, time 1008ms

root@ubuntu-512mb-sfo1-01:~# traceroute 14.215.177.37
traceroute to 14.215.177.37 (14.215.177.37), 64 hops max
1 107.170.207.254 1.105ms 0.234ms 0.198ms
2 138.197.248.220 0.233ms 0.196ms 0.215ms
3 4.14.106.165 0.423ms 0.480ms 0.408ms
4 4.69.209.189 1.979ms 1.936ms 1.923ms
5 4.53.210.206 29.586ms 32.968ms 31.789ms
6 202.97.50.57 30.374ms 31.210ms 27.498ms
7 202.97.58.233 179.467ms 179.415ms *
8 * * *
9 * * *
10 * * *
11 * * *
12 * * *
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 * * *
19 * * *
20 * * *
21 * * *
22 * * *
23 * * *

1 Answer

The last address in that traceroute appears to be within China. It appears that the packets are traversing our network and our upstream providers but once reaching Chinanet they are being dropped.

Source: whois.apnic.netIP Address: 202.97.58.233
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '202.97.32.0 - 202.97.63.255'

inetnum:        202.97.32.0 - 202.97.63.255
netname:        CHINANET-BB
descr:          CHINANET backbone network
descr:          Data Communication Division
descr:          China Telecom
country:        CN
admin-c:        CH93-AP
tech-c:         CH93-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CHINANET
status:         ALLOCATED PORTABLE
source:         APNIC
mnt-irt:        IRT-CHINANET-CN
changed:        hostmaster@ns.chinanet.cn.net 20000801
changed:        hm-changed@apnic.net 20041214

irt:            IRT-CHINANET-CN
address:        No.31 ,jingrong street,beijing
address:        100032
e-mail:         anti-spam@ns.chinanet.cn.net
abuse-mailbox:  anti-spam@ns.chinanet.cn.net
admin-c:        CH93-AP
tech-c:         CH93-AP
auth:           # Filtered
mnt-by:         MAINT-CHINANET
changed:        anti-spam@ns.chinanet.cn.net 20101115
source:         APNIC

person:         Chinanet Hostmaster
nic-hdl:        CH93-AP
e-mail:         anti-spam@ns.chinanet.cn.net
address:        No.31 ,jingrong street,beijing
address:        100032
phone:          +86-10-58501724
fax-no:         +86-10-58501724
country:        CN
changed:        dingsy@cndata.com 20070416
changed:        zhengzm@gsta.com 20140227
mnt-by:         MAINT-CHINANET
source:         APNIC

% This query was served by the APNIC Whois Service version 1.69.1-APNICv1r0 (UNDEFINED)

If you're continuing to see this issue, please open a ticket with our team so our network engineers can investigate.

Have another answer? Share your knowledge.