Некоторые сайты не открываются и похоже проблема в DNS. пинг от нас и от буржуев приводит на разные ip адреса.
ДС
>tracert v13.lscache4.c.youtube.com
Tracing route to v13.lscache4.l.google.com [74.125.168.29]
over a maximum of 30 hops:
1 25 ms 7 ms 7 ms addr.212.98.181.93.bn.by [212.98.181.93]
2 8 ms 13 ms 8 ms addr.212.98.181.65.bn.by [212.98.181.65]
3 8 ms 8 ms 7 ms 86.57.252.2
4 8 ms 7 ms 8 ms 193.232.249.78
5 36 ms 31 ms 71 ms 188.128.4.101
6 27 ms 34 ms 36 ms ae-4.m7-ar4.msk.ip.rostelecom.ru [87.226.133.73]
7 32 ms 26 ms 57 ms 79.133.94.38
8 28 ms 46 ms 26 ms 72.14.236.223
9 * * * Request timed out.
10 * * * Request timed out.
11 * * * Request timed out.
12 * * * Request timed out.
13 * * * Request timed out.
14 * * * Request timed out.
15 * * * Request timed out.
16 * * ^C
ДС
>ping v13.lscache4.c.youtube.com
Pinging v13.lscache4.l.google.com [74.125.168.29] with 32 bytes of data:
Request timed out.
Request timed out.
Ping statistics for 74.125.168.29:
Packets: Sent = 2, Received = 0, Lost = 2 (100% loss),
Control-C
^C
В то же самое время от буржуев этот сайт доступен без всяких проблем:
Ping v13.lscache4.l.google.com (74.125.103.93)
4 packets transmitted, 4 packets received, 0% packet loss
Host reachable, average round-trip time: 61.678 ms
Traceroute v13.lscache4.l.google.com (74.125.103.93)
Hop IP Address Hostname Average RTT1
1 192.168.1.41 192.168.1.41 0.28 ms
2 207.138.112.145 TenGigabitEthernet7-2.ar5.CHI1.gblx.net 13.06 ms
3 67.16.132.214 te1-1-10G.ar4.CHI2.gblx.net 13.10 ms
4 74.125.49.145 74.125.49.145 13.04 ms
5 209.85.254.122 209.85.254.122 13.37 ms
6 209.85.249.19 209.85.249.19 35.92 ms
7 209.85.242.211 209.85.242.211 61.61 ms
8 209.85.240.230 209.85.240.230 61.86 ms
9 Time-out
10 74.125.103.93 74.125.103.93 61.82 ms