DNS response history for ns1.cn-cdn.ir

ns1.cn-cdn.ir 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 64 DNS check records, 64 successful responses, 0 failed responses, and 461 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 ns1.cn-cdn.ir.
Records on Selected Date

64

Historical checks stored for this nameserver on selected date

Average Latency

461 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 21:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.222.163.90

Most recently resolved hosting IP on selected date

Successful Responses

64

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.cn-cdn.ir

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
64 2026-08-25 21:53 639232911234504639
142 ms 185.222.163.90
63 2026-08-25 21:35 639232900747078453
123 ms 185.222.163.90
62 2026-08-25 21:18 639232890389222534
133 ms 185.222.163.90
61 2026-08-25 21:01 639232880143390843
160 ms 185.222.163.90
60 2026-08-25 20:43 639232869755024069
225 ms 185.222.163.90
59 2026-08-25 20:26 639232859355940346
727 ms 185.222.163.90
58 2026-08-25 20:09 639232848992244953
131 ms 185.222.163.90
57 2026-08-25 19:52 639232838596478500
10 ms 185.222.163.90
56 2026-08-25 19:34 639232828175327683
30 ms 185.222.163.90
55 2026-08-25 19:17 639232817798330473
288 ms 185.222.163.90
54 2026-08-25 18:23 639232785462407552
4 ms 185.222.163.90
53 2026-08-25 18:06 639232775177487032
162 ms 185.222.163.90
52 2026-08-25 17:49 639232764991087115
183 ms 185.222.163.90
51 2026-08-25 17:32 639232754842971478
131 ms 185.222.163.90
50 2026-08-25 17:15 639232744455159107
146 ms 185.222.163.90
49 2026-08-25 16:57 639232734145178231
154 ms 185.222.163.90
48 2026-08-25 16:40 639232723827874402
612 ms 185.222.163.90
47 2026-08-25 16:23 639232713533011892
139 ms 185.222.163.90
46 2026-08-25 16:06 639232703065318207
141 ms 185.222.163.90
45 2026-08-25 15:48 639232692629559470
188 ms 185.222.163.90
44 2026-08-25 15:31 639232682238836475
275 ms 185.222.163.90
43 2026-08-25 15:14 639232671787004306
2187 ms 185.222.163.90
42 2026-08-25 14:19 639232638994329666
164 ms 185.222.163.90
41 2026-08-25 14:02 639232628614783237
185 ms 185.222.163.90
40 2026-08-25 13:44 639232618360728578
135 ms 185.222.163.90
39 2026-08-25 13:27 639232608016476376
169 ms 185.222.163.90
38 2026-08-25 13:10 639232597643611557
9 ms 185.222.163.90
37 2026-08-25 12:53 639232587225721862
17 ms 185.222.163.90
36 2026-08-25 12:35 639232576780683689
166 ms 185.222.163.90
35 2026-08-25 12:18 639232566381512620
287 ms 185.222.163.90
34 2026-08-25 12:01 639232556111768563
2037 ms 185.222.163.90
33 2026-08-25 11:44 639232545839529039
165 ms 185.222.163.90
32 2026-08-25 11:26 639232535349285207
147 ms 185.222.163.90
31 2026-08-25 11:09 639232524938080723
182 ms 185.222.163.90
30 2026-08-25 10:15 639232492740373468
249 ms 185.222.163.90
29 2026-08-25 09:58 639232482235303141
139 ms 185.222.163.90
28 2026-08-25 09:40 639232471861770303
175 ms 185.222.163.90
27 2026-08-25 09:23 639232461630217327
2167 ms 185.222.163.90
26 2026-08-25 09:06 639232451282965990
136 ms 185.222.163.90
25 2026-08-25 08:49 639232440814614938
138 ms 185.222.163.90
24 2026-08-25 08:31 639232430410720425
215 ms 185.222.163.90
23 2026-08-25 08:14 639232420003096185
2120 ms 185.222.163.90
22 2026-08-25 07:56 639232409467287444
152 ms 185.222.163.90
21 2026-08-25 07:39 639232399077195997
4014 ms 185.222.163.90
20 2026-08-25 07:22 639232388731528337
2435 ms 185.222.163.90
19 2026-08-25 07:04 639232378288598612
174 ms 185.222.163.90
18 2026-08-25 06:11 639232346196373643
166 ms 185.222.163.90
17 2026-08-25 05:54 639232336112370741
2218 ms 185.222.163.90
16 2026-08-25 05:37 639232326146508970
155 ms 185.222.163.90
15 2026-08-25 05:21 639232316189381720
285 ms 185.222.163.90
14 2026-08-25 05:04 639232306217998913
170 ms 185.222.163.90
13 2026-08-25 04:48 639232296255744174
135 ms 185.222.163.90
12 2026-08-25 04:31 639232286095760789
182 ms 185.222.163.90
11 2026-08-25 04:14 639232276086186273
366 ms 185.222.163.90
10 2026-08-25 03:57 639232265900986425
494 ms 185.222.163.90
9 2026-08-25 03:40 639232255723518075
235 ms 185.222.163.90
8 2026-08-25 03:23 639232245484452890
157 ms 185.222.163.90
7 2026-08-25 03:06 639232235157175331
100 ms 185.222.163.90
6 2026-08-25 02:13 639232203197189095
161 ms 185.222.163.90
5 2026-08-25 01:55 639232192844564298
221 ms 185.222.163.90
4 2026-08-25 01:38 639232182496008942
164 ms 185.222.163.90
3 2026-08-25 01:21 639232172197053132
138 ms 185.222.163.90
2 2026-08-25 00:27 639232140250307418
155 ms 185.222.163.90
1 2026-08-25 00:11 639232129927860324
1953 ms 185.222.163.90