DNS response history for ns2.cwnic.com

ns2.cwnic.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-30. For this date, NameServerHistory found 56 DNS check records, 55 successful responses, 1 failed responses, and 301 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns2.cwnic.com.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

301 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-30 18:41

All timestamps shown in UTC

Latest Resolved IP on Selected Date

66.154.69.178

Most recently resolved hosting IP on selected date

Successful Responses

55

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.cwnic.com

Showing DNS history for 2026-08-30 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
56 2026-08-30 18:41 639237114243099765
238 ms 66.154.69.178
55 2026-08-30 18:24 639237103865174052
123 ms 66.154.69.178
54 2026-08-30 17:31 639237072062599712
242 ms 66.154.69.178
53 2026-08-30 17:14 639237062090595638
2009 ms 66.154.69.178
52 2026-08-30 16:57 639237052076426119
2031 ms 66.154.69.178
51 2026-08-30 16:41 639237042059539260
2008 ms 66.154.69.178
50 2026-08-30 16:24 639237031962634816
230 ms 66.154.69.178
49 2026-08-30 16:07 639237021754634200
227 ms 66.154.69.178
48 2026-08-30 15:50 639237011506593617
3 ms 66.154.69.178
47 2026-08-30 15:33 639237001261956475
119 ms 66.154.69.178
46 2026-08-30 15:16 639236991144138400
245 ms 66.154.69.178
45 2026-08-30 14:59 639236981087883451
117 ms 66.154.69.178
44 2026-08-30 14:42 639236970808543176
117 ms 66.154.69.178
43 2026-08-30 14:25 639236960498194193
242 ms 66.154.69.178
42 2026-08-30 13:32 639236928433577921
117 ms 66.154.69.178
41 2026-08-30 13:15 639236918429703736
2118 ms 66.154.69.178
40 2026-08-30 12:58 639236908230327486
117 ms 66.154.69.178
39 2026-08-30 12:41 639236898168597833
3 ms 66.154.69.178
38 2026-08-30 12:24 639236888142648178
-
37 2026-08-30 12:08 639236878057367680
7 ms 66.154.69.178
36 2026-08-30 11:51 639236867916029489
4 ms 66.154.69.178
35 2026-08-30 11:34 639236858088772005
120 ms 66.154.69.178
34 2026-08-30 11:17 639236848158742395
235 ms 66.154.69.178
33 2026-08-30 11:01 639236838137395574
120 ms 66.154.69.178
32 2026-08-30 10:44 639236827967386881
247 ms 66.154.69.178
31 2026-08-30 10:27 639236817708615077
232 ms 66.154.69.178
30 2026-08-30 09:34 639236785770651804
237 ms 66.154.69.178
29 2026-08-30 09:17 639236775820686373
125 ms 66.154.69.178
28 2026-08-30 09:00 639236765768339082
3 ms 66.154.69.178
27 2026-08-30 08:43 639236755602384085
4 ms 66.154.69.178
26 2026-08-30 08:26 639236745600094925
2 ms 66.154.69.178
25 2026-08-30 08:10 639236735311262753
231 ms 66.154.69.178
24 2026-08-30 07:52 639236724996745235
228 ms 66.154.69.178
23 2026-08-30 07:35 639236714839899761
131 ms 66.154.69.178
22 2026-08-30 07:19 639236704748431488
169 ms 66.154.69.178
21 2026-08-30 07:02 639236694430128550
4 ms 66.154.69.178
20 2026-08-30 06:44 639236684143292417
237 ms 66.154.69.178
19 2026-08-30 06:27 639236673972499943
266 ms 66.154.69.178
18 2026-08-30 05:34 639236642126522802
226 ms 66.154.69.178
17 2026-08-30 05:18 639236632183518198
2 ms 66.154.69.178
16 2026-08-30 05:01 639236622289312589
116 ms 66.154.69.178
15 2026-08-30 04:44 639236612490676525
237 ms 66.154.69.178
14 2026-08-30 04:28 639236602582494852
5 ms 66.154.69.178
13 2026-08-30 04:12 639236592511706469
236 ms 66.154.69.178
12 2026-08-30 03:55 639236582441006869
3 ms 66.154.69.178
11 2026-08-30 03:38 639236572478785089
238 ms 66.154.69.178
10 2026-08-30 03:21 639236562556749999
2 ms 66.154.69.178
9 2026-08-30 03:05 639236552353482281
123 ms 66.154.69.178
8 2026-08-30 02:48 639236542188881607
2 ms 66.154.69.178
7 2026-08-30 02:31 639236531885440105
236 ms 66.154.69.178
6 2026-08-30 01:37 639236499922985383
2007 ms 66.154.69.178
5 2026-08-30 01:20 639236489713594431
229 ms 66.154.69.178
4 2026-08-30 01:04 639236479750443901
3 ms 66.154.69.178
3 2026-08-30 00:47 639236469719936375
3 ms 66.154.69.178
2 2026-08-30 00:30 639236459579244885
3 ms 66.154.69.178
1 2026-08-30 00:13 639236449582837549
3 ms 66.154.69.178