DNS response history for ns.cdmc.edu.cn

ns.cdmc.edu.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 2026-08-24. For this date, NameServerHistory found 33 DNS check records, 33 successful responses, 0 failed responses, and 460 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 ns.cdmc.edu.cn.
Records on Selected Date

33

Historical checks stored for this nameserver on selected date

Average Latency

460 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 13:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

211.81.224.1

Most recently resolved hosting IP on selected date

Successful Responses

33

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 ns.cdmc.edu.cn

Showing DNS history for 2026-08-24 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
33 2026-08-24 13:53 639231755868832964
282 ms 211.81.224.1
32 2026-08-24 13:36 639231745628278877
293 ms 211.81.224.1
31 2026-08-24 13:19 639231735407682062
6 ms 211.81.224.1
30 2026-08-24 12:26 639231703815441688
3 ms 211.81.224.1
29 2026-08-24 12:10 639231693747052549
780 ms 211.81.224.1
28 2026-08-24 11:53 639231683712487276
3 ms 211.81.224.1
27 2026-08-24 11:36 639231673513573868
780 ms 211.81.224.1
26 2026-08-24 10:43 639231641791249939
276 ms 211.81.224.1
25 2026-08-24 10:26 639231631866211033
279 ms 211.81.224.1
24 2026-08-24 10:10 639231621644955316
4 ms 211.81.224.1
23 2026-08-24 09:53 639231611478799259
781 ms 211.81.224.1
22 2026-08-24 09:00 639231579923718211
286 ms 211.81.224.1
21 2026-08-24 08:43 639231569810702936
283 ms 211.81.224.1
20 2026-08-24 08:26 639231559762411619
826 ms 211.81.224.1
19 2026-08-24 08:09 639231549663595407
778 ms 211.81.224.1
18 2026-08-24 07:17 639231518076817246
31 ms 211.81.224.1
17 2026-08-24 07:00 639231508078650885
779 ms 211.81.224.1
16 2026-08-24 06:43 639231498210697093
830 ms 211.81.224.1
15 2026-08-24 06:27 639231488109699360
279 ms 211.81.224.1
14 2026-08-24 05:35 639231456772510692
4 ms 211.81.224.1
13 2026-08-24 05:18 639231447084631185
780 ms 211.81.224.1
12 2026-08-24 05:02 639231437208519473
477 ms 211.81.224.1
11 2026-08-24 04:45 639231427209627490
2 ms 211.81.224.1
10 2026-08-24 03:53 639231395791246644
816 ms 211.81.224.1
9 2026-08-24 03:37 639231386075551458
2 ms 211.81.224.1
8 2026-08-24 03:20 639231376208713791
3 ms 211.81.224.1
7 2026-08-24 03:04 639231366170589276
818 ms 211.81.224.1
6 2026-08-24 02:11 639231334732159368
1113 ms 211.81.224.1
5 2026-08-24 01:55 639231325035670078
2296 ms 211.81.224.1
4 2026-08-24 01:39 639231315132253837
773 ms 211.81.224.1
3 2026-08-24 01:22 639231305014280808
3 ms 211.81.224.1
2 2026-08-24 00:29 639231273779380675
3 ms 211.81.224.1
1 2026-08-24 00:13 639231264180839154
504 ms 211.81.224.1