DNS response history for ns4-01.azure-dns.cn

ns4-01.azure-dns.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 43 DNS check records, 43 successful responses, 0 failed responses, and 262 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 ns4-01.azure-dns.cn.
Records on Selected Date

43

Historical checks stored for this nameserver on selected date

Average Latency

262 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 15:14

All timestamps shown in UTC

Latest Resolved IP on Selected Date

40.73.198.1

Most recently resolved hosting IP on selected date

Successful Responses

43

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 ns4-01.azure-dns.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
43 2026-08-25 15:14 639232671787004306
320 ms 40.73.198.1
42 2026-08-25 14:20 639232638994329666
253 ms 40.73.198.1
41 2026-08-25 14:02 639232628614783237
3 ms 40.73.198.1
40 2026-08-25 13:45 639232618360728578
296 ms 40.73.198.1
39 2026-08-25 13:28 639232608016476376
306 ms 40.73.198.1
38 2026-08-25 13:11 639232597643611557
4 ms 40.73.198.1
37 2026-08-25 12:54 639232587225721862
4 ms 40.73.198.1
36 2026-08-25 12:36 639232576780683689
544 ms 40.73.198.1
35 2026-08-25 12:19 639232566381512620
268 ms 40.73.198.1
34 2026-08-25 12:02 639232556111768563
4 ms 40.73.198.1
33 2026-08-25 11:44 639232545839529039
272 ms 40.73.198.1
32 2026-08-25 11:27 639232535349285207
7 ms 40.73.198.1
31 2026-08-25 11:10 639232524938080723
4 ms 40.73.198.1
30 2026-08-25 10:16 639232492740373468
5 ms 40.73.198.1
29 2026-08-25 09:59 639232482235303141
3 ms 40.73.198.1
28 2026-08-25 09:41 639232471861770303
4 ms 40.73.198.1
27 2026-08-25 09:24 639232461630217327
252 ms 40.73.198.1
26 2026-08-25 09:07 639232451282965990
532 ms 40.73.198.1
25 2026-08-25 08:50 639232440814614938
267 ms 40.73.198.1
24 2026-08-25 08:32 639232430410720425
277 ms 40.73.198.1
23 2026-08-25 08:15 639232420003096185
47 ms 40.73.198.1
22 2026-08-25 07:58 639232409467287444
2033 ms 40.73.198.1
21 2026-08-25 07:40 639232399077195997
1838 ms 40.73.198.1
20 2026-08-25 07:23 639232388731528337
8 ms 40.73.198.1
19 2026-08-25 07:05 639232378288598612
267 ms 40.73.198.1
18 2026-08-25 06:12 639232346196373643
213 ms 40.73.198.1
17 2026-08-25 05:55 639232336112370741
248 ms 40.73.198.1
16 2026-08-25 05:38 639232326146508970
274 ms 40.73.198.1
15 2026-08-25 05:22 639232316189381720
539 ms 40.73.198.1
14 2026-08-25 05:05 639232306217998913
15 ms 40.73.198.1
13 2026-08-25 04:49 639232296255744174
3 ms 40.73.198.1
12 2026-08-25 04:32 639232286095760789
271 ms 40.73.198.1
11 2026-08-25 04:15 639232276086186273
48 ms 40.73.198.1
10 2026-08-25 03:58 639232265900986425
4 ms 40.73.198.1
9 2026-08-25 03:41 639232255723518075
259 ms 40.73.198.1
8 2026-08-25 03:24 639232245484452890
262 ms 40.73.198.1
7 2026-08-25 03:07 639232235157175331
264 ms 40.73.198.1
6 2026-08-25 02:14 639232203197189095
4 ms 40.73.198.1
5 2026-08-25 01:56 639232192844564298
168 ms 40.73.198.1
4 2026-08-25 01:39 639232182496008942
4 ms 40.73.198.1
3 2026-08-25 01:22 639232172197053132
604 ms 40.73.198.1
2 2026-08-25 00:28 639232140250307418
258 ms 40.73.198.1
1 2026-08-25 00:11 639232129927860324
3 ms 40.73.198.1