DNS response history for sun.sdpc.edu.cn

sun.sdpc.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 2026-08-31. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 812 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 sun.sdpc.edu.cn.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

812 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-31 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

210.44.40.66

Most recently resolved hosting IP on selected date

Successful Responses

71

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 sun.sdpc.edu.cn

Showing DNS history for 2026-08-31 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
71 2026-08-31 23:56 639238164117437727
295 ms 210.44.40.66
70 2026-08-31 23:38 639238153343647435
692 ms 210.44.40.66
69 2026-08-31 23:20 639238142520473714
1270 ms 210.44.40.66
68 2026-08-31 23:02 639238131745466751
1348 ms 210.44.40.66
67 2026-08-31 22:43 639238120990576799
1296 ms 210.44.40.66
66 2026-08-31 21:50 639238088948639656
219 ms 210.44.40.66
65 2026-08-31 21:32 639238078451435617
245 ms 210.44.40.66
64 2026-08-31 21:15 639238067818407820
227 ms 210.44.40.66
63 2026-08-31 20:57 639238057337242425
225 ms 210.44.40.66
62 2026-08-31 20:39 639238046718231047
808 ms 210.44.40.66
61 2026-08-31 20:22 639238036493480692
1088 ms 210.44.40.66
60 2026-08-31 20:05 639238026138697113
226 ms 210.44.40.66
59 2026-08-31 19:48 639238015790028644
236 ms 210.44.40.66
58 2026-08-31 19:30 639238005382709909
227 ms 210.44.40.66
57 2026-08-31 19:13 639237995139195097
1885 ms 210.44.40.66
56 2026-08-31 18:56 639237984659733710
5 ms 210.44.40.66
55 2026-08-31 18:38 639237974142394595
1935 ms 210.44.40.66
54 2026-08-31 17:44 639237941910348424
1913 ms 210.44.40.66
53 2026-08-31 17:27 639237931681671742
5 ms 210.44.40.66
52 2026-08-31 17:10 639237921365566692
238 ms 210.44.40.66
51 2026-08-31 16:53 639237910991948788
3 ms 210.44.40.66
50 2026-08-31 16:36 639237900605596198
5 ms 210.44.40.66
49 2026-08-31 16:18 639237890356235470
1510 ms 210.44.40.66
48 2026-08-31 16:01 639237879936204342
235 ms 210.44.40.66
47 2026-08-31 15:44 639237869543741197
1970 ms 210.44.40.66
46 2026-08-31 15:26 639237859138790045
6 ms 210.44.40.66
45 2026-08-31 15:09 639237848640463709
20 ms 210.44.40.66
44 2026-08-31 14:52 639237838098800325
1952 ms 210.44.40.66
43 2026-08-31 14:34 639237827433935375
1955 ms 210.44.40.66
42 2026-08-31 13:39 639237794785519897
1783 ms 210.44.40.66
41 2026-08-31 13:22 639237784474116679
289 ms 210.44.40.66
40 2026-08-31 13:05 639237773965397189
3 ms 210.44.40.66
39 2026-08-31 12:47 639237763588542721
1411 ms 210.44.40.66
38 2026-08-31 12:30 639237753225101103
250 ms 210.44.40.66
37 2026-08-31 12:13 639237742927117371
1984 ms 210.44.40.66
36 2026-08-31 11:55 639237732538256235
5 ms 210.44.40.66
35 2026-08-31 11:38 639237722025682013
242 ms 210.44.40.66
34 2026-08-31 11:21 639237711568720101
231 ms 210.44.40.66
33 2026-08-31 11:03 639237701119461876
1361 ms 210.44.40.66
32 2026-08-31 10:46 639237690759595513
1378 ms 210.44.40.66
31 2026-08-31 10:28 639237680122296836
1986 ms 210.44.40.66
30 2026-08-31 09:34 639237647999458954
238 ms 210.44.40.66
29 2026-08-31 09:17 639237637680951774
3 ms 210.44.40.66
28 2026-08-31 09:00 639237627437728712
242 ms 210.44.40.66
27 2026-08-31 08:43 639237617127808241
2014 ms 210.44.40.66
26 2026-08-31 08:26 639237606990101394
1951 ms 210.44.40.66
25 2026-08-31 08:09 639237596595480036
250 ms 210.44.40.66
24 2026-08-31 07:52 639237586261012001
231 ms 210.44.40.66
23 2026-08-31 07:34 639237576047657695
1398 ms 210.44.40.66
22 2026-08-31 07:17 639237565832936443
1960 ms 210.44.40.66
21 2026-08-31 07:00 639237555466329546
864 ms 210.44.40.66
20 2026-08-31 06:43 639237545032411072
240 ms 210.44.40.66
19 2026-08-31 06:25 639237534469438634
3 ms 210.44.40.66
18 2026-08-31 05:31 639237502279296801
1369 ms 210.44.40.66
17 2026-08-31 05:15 639237492362730124
4 ms 210.44.40.66
16 2026-08-31 04:58 639237482311584319
2 ms 210.44.40.66
15 2026-08-31 04:41 639237472150685594
1887 ms 210.44.40.66
14 2026-08-31 04:24 639237462055295430
230 ms 210.44.40.66
13 2026-08-31 04:08 639237452089913890
2 ms 210.44.40.66
12 2026-08-31 03:51 639237441972654103
1949 ms 210.44.40.66
11 2026-08-31 03:34 639237432052396478
2 ms 210.44.40.66
10 2026-08-31 03:18 639237422012990851
234 ms 210.44.40.66
9 2026-08-31 03:01 639237411889602012
231 ms 210.44.40.66
8 2026-08-31 02:44 639237401637354221
1370 ms 210.44.40.66
7 2026-08-31 02:27 639237391412690360
1366 ms 210.44.40.66
6 2026-08-31 01:34 639237359972957132
3 ms 210.44.40.66
5 2026-08-31 01:18 639237350032183979
1367 ms 210.44.40.66
4 2026-08-31 01:01 639237340111452066
1944 ms 210.44.40.66
3 2026-08-31 00:44 639237329967272514
1952 ms 210.44.40.66
2 2026-08-31 00:27 639237319916508151
1348 ms 210.44.40.66
1 2026-08-31 00:11 639237309944877243
3 ms 210.44.40.66