DNS response history for dns2.66.cn

dns2.66.cn 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 2026-08-25. For this date, NameServerHistory found 60 DNS check records, 59 successful responses, 1 failed responses, and 386 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 dns2.66.cn.
Records on Selected Date

60

Historical checks stored for this nameserver on selected date

Average Latency

386 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 20:43

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.196.216.205

Most recently resolved hosting IP on selected date

Successful Responses

59

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 dns2.66.cn

Showing DNS history for 2026-08-25 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
60 2026-08-25 20:43 639232869755024069
2018 ms 121.196.216.205
59 2026-08-25 20:26 639232859355940346
2025 ms 121.196.216.205
58 2026-08-25 20:09 639232848992244953
99 ms 121.196.216.205
57 2026-08-25 19:51 639232838596478500
10 ms 121.196.216.205
56 2026-08-25 19:34 639232828175327683
15 ms 121.196.216.205
55 2026-08-25 19:17 639232817798330473
14 ms 121.196.216.205
54 2026-08-25 18:23 639232785462407552
86 ms 121.196.216.205
53 2026-08-25 18:06 639232775177487032
274 ms 121.196.216.205
52 2026-08-25 17:49 639232764991087115
219 ms 121.196.216.205
51 2026-08-25 17:32 639232754842971478
-
50 2026-08-25 17:15 639232744455159107
10 ms 121.196.216.205
49 2026-08-25 16:57 639232734145178231
31 ms 121.196.216.205
48 2026-08-25 16:40 639232723827874402
603 ms 121.196.216.205
47 2026-08-25 16:23 639232713533011892
4012 ms 121.196.216.205
46 2026-08-25 16:06 639232703065318207
2091 ms 121.196.216.205
45 2026-08-25 15:48 639232692629559470
12 ms 121.196.216.205
44 2026-08-25 15:31 639232682238836475
12 ms 121.196.216.205
43 2026-08-25 15:13 639232671787004306
25 ms 121.196.216.205
42 2026-08-25 14:19 639232638994329666
14 ms 121.196.216.205
41 2026-08-25 14:01 639232628614783237
11 ms 121.196.216.205
40 2026-08-25 13:44 639232618360728578
16 ms 121.196.216.205
39 2026-08-25 13:27 639232608016476376
75 ms 121.196.216.205
38 2026-08-25 13:10 639232597643611557
101 ms 121.196.216.205
37 2026-08-25 12:53 639232587225721862
14 ms 121.196.216.205
36 2026-08-25 12:35 639232576780683689
264 ms 121.196.216.205
35 2026-08-25 12:18 639232566381512620
284 ms 121.196.216.205
34 2026-08-25 12:01 639232556111768563
216 ms 121.196.216.205
33 2026-08-25 11:44 639232545839529039
91 ms 121.196.216.205
32 2026-08-25 11:26 639232535349285207
29 ms 121.196.216.205
31 2026-08-25 11:09 639232524938080723
10 ms 121.196.216.205
30 2026-08-25 10:15 639232492740373468
109 ms 121.196.216.205
29 2026-08-25 09:58 639232482235303141
159 ms 121.196.216.205
28 2026-08-25 09:40 639232471861770303
15 ms 121.196.216.205
27 2026-08-25 09:23 639232461630217327
89 ms 121.196.216.205
26 2026-08-25 09:06 639232451282965990
459 ms 121.196.216.205
25 2026-08-25 08:48 639232440814614938
503 ms 121.196.216.205
24 2026-08-25 08:31 639232430410720425
11 ms 121.196.216.205
23 2026-08-25 08:14 639232420003096185
96 ms 121.196.216.205
22 2026-08-25 07:56 639232409467287444
89 ms 121.196.216.205
21 2026-08-25 07:39 639232399077195997
11 ms 121.196.216.205
20 2026-08-25 07:22 639232388731528337
2278 ms 121.196.216.205
19 2026-08-25 07:04 639232378288598612
9 ms 121.196.216.205
18 2026-08-25 06:11 639232346196373643
14 ms 121.196.216.205
17 2026-08-25 05:54 639232336112370741
2215 ms 121.196.216.205
16 2026-08-25 05:37 639232326146508970
9 ms 121.196.216.205
15 2026-08-25 05:21 639232316189381720
359 ms 121.196.216.205
14 2026-08-25 05:04 639232306217998913
27 ms 121.196.216.205
13 2026-08-25 04:48 639232296255744174
9 ms 121.196.216.205
12 2026-08-25 04:31 639232286095760789
231 ms 121.196.216.205
11 2026-08-25 04:14 639232276086186273
83 ms 121.196.216.205
10 2026-08-25 03:57 639232265900986425
409 ms 121.196.216.205
9 2026-08-25 03:40 639232255723518075
751 ms 121.196.216.205
8 2026-08-25 03:23 639232245484452890
11 ms 121.196.216.205
7 2026-08-25 03:06 639232235157175331
9 ms 121.196.216.205
6 2026-08-25 02:12 639232203197189095
10 ms 121.196.216.205
5 2026-08-25 01:55 639232192844564298
11 ms 121.196.216.205
4 2026-08-25 01:38 639232182496008942
13 ms 121.196.216.205
3 2026-08-25 01:21 639232172197053132
2026 ms 121.196.216.205
2 2026-08-25 00:27 639232140250307418
9 ms 121.196.216.205
1 2026-08-25 00:10 639232129927860324
88 ms 121.196.216.205