DNS response history for dns.cppu.edu.cn

dns.cppu.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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 539 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 dns.cppu.edu.cn.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

539 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.206.176.53

Most recently resolved hosting IP on selected date

Successful Responses

74

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 dns.cppu.edu.cn

Showing DNS history for 2026-08-19 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
74 2026-08-19 23:53 639227795899225951
2 ms 202.206.176.53
73 2026-08-19 23:37 639227786351762008
684 ms 202.206.176.53
72 2026-08-19 23:21 639227776640591733
745 ms 202.206.176.53
71 2026-08-19 23:05 639227767128841282
2 ms 202.206.176.53
70 2026-08-19 22:49 639227757477304711
762 ms 202.206.176.53
69 2026-08-19 22:33 639227747572098014
838 ms 202.206.176.53
68 2026-08-19 22:16 639227737588613113
804 ms 202.206.176.53
67 2026-08-19 21:24 639227706134603955
744 ms 202.206.176.53
66 2026-08-19 21:08 639227696589027396
3 ms 202.206.176.53
65 2026-08-19 20:52 639227687097707639
2 ms 202.206.176.53
64 2026-08-19 20:36 639227677474464487
2 ms 202.206.176.53
63 2026-08-19 20:20 639227667767441118
747 ms 202.206.176.53
62 2026-08-19 20:04 639227657984833832
741 ms 202.206.176.53
61 2026-08-19 19:47 639227648079992640
804 ms 202.206.176.53
60 2026-08-19 19:31 639227638125048441
3 ms 202.206.176.53
59 2026-08-19 19:14 639227628211392142
787 ms 202.206.176.53
58 2026-08-19 18:58 639227618261696275
746 ms 202.206.176.53
57 2026-08-19 18:41 639227608366233645
711 ms 202.206.176.53
56 2026-08-19 18:24 639227598301787588
799 ms 202.206.176.53
55 2026-08-19 17:31 639227566241010716
756 ms 202.206.176.53
54 2026-08-19 17:14 639227556454538959
781 ms 202.206.176.53
53 2026-08-19 16:58 639227546640305542
3 ms 202.206.176.53
52 2026-08-19 16:42 639227536965466472
3 ms 202.206.176.53
51 2026-08-19 16:25 639227527048658280
232 ms 202.206.176.53
50 2026-08-19 16:09 639227517386634438
814 ms 202.206.176.53
49 2026-08-19 15:53 639227507459551637
4 ms 202.206.176.53
48 2026-08-19 15:36 639227497515595277
4 ms 202.206.176.53
47 2026-08-19 15:20 639227487441798036
283 ms 202.206.176.53
46 2026-08-19 15:03 639227477445551863
251 ms 202.206.176.53
45 2026-08-19 14:46 639227467297067891
869 ms 202.206.176.53
44 2026-08-19 14:29 639227457057795635
774 ms 202.206.176.53
43 2026-08-19 13:36 639227425244777397
750 ms 202.206.176.53
42 2026-08-19 13:19 639227415422116485
793 ms 202.206.176.53
41 2026-08-19 13:03 639227405307256053
4 ms 202.206.176.53
40 2026-08-19 12:46 639227395396602630
4 ms 202.206.176.53
39 2026-08-19 12:29 639227385510363611
3 ms 202.206.176.53
38 2026-08-19 12:13 639227375508324850
236 ms 202.206.176.53
37 2026-08-19 11:56 639227365326611906
284 ms 202.206.176.53
36 2026-08-19 11:39 639227355360014208
17 ms 202.206.176.53
35 2026-08-19 11:23 639227345036782165
767 ms 202.206.176.53
34 2026-08-19 11:05 639227334992964533
823 ms 202.206.176.53
33 2026-08-19 10:49 639227324986605572
764 ms 202.206.176.53
32 2026-08-19 10:32 639227314928414539
3 ms 202.206.176.53
31 2026-08-19 09:39 639227283029182134
759 ms 202.206.176.53
30 2026-08-19 09:22 639227273294779350
820 ms 202.206.176.53
29 2026-08-19 09:06 639227263525231313
2 ms 202.206.176.53
28 2026-08-19 08:50 639227253578313363
775 ms 202.206.176.53
27 2026-08-19 08:33 639227243649973322
859 ms 202.206.176.53
26 2026-08-19 08:16 639227233581059317
3 ms 202.206.176.53
25 2026-08-19 08:00 639227223667352067
801 ms 202.206.176.53
24 2026-08-19 07:43 639227213714837066
763 ms 202.206.176.53
23 2026-08-19 07:27 639227203701208496
777 ms 202.206.176.53
22 2026-08-19 07:10 639227193643202179
4 ms 202.206.176.53
21 2026-08-19 06:53 639227183584431597
2 ms 202.206.176.53
20 2026-08-19 06:36 639227173347403088
760 ms 202.206.176.53
19 2026-08-19 05:43 639227141523007601
3 ms 202.206.176.53
18 2026-08-19 05:26 639227131785931574
3 ms 202.206.176.53
17 2026-08-19 05:10 639227122176475389
2614 ms 202.206.176.53
16 2026-08-19 04:54 639227112668934596
702 ms 202.206.176.53
15 2026-08-19 04:38 639227102773292788
762 ms 202.206.176.53
14 2026-08-19 04:22 639227093141136930
753 ms 202.206.176.53
13 2026-08-19 04:06 639227083449420147
695 ms 202.206.176.53
12 2026-08-19 03:50 639227073771748493
740 ms 202.206.176.53
11 2026-08-19 03:34 639227063977347614
705 ms 202.206.176.53
10 2026-08-19 03:17 639227054253519024
715 ms 202.206.176.53
9 2026-08-19 03:01 639227044381963886
2305 ms 202.206.176.53
8 2026-08-19 02:44 639227034441085514
253 ms 202.206.176.53
7 2026-08-19 01:52 639227003126489968
806 ms 202.206.176.53
6 2026-08-19 01:36 639226993456311614
760 ms 202.206.176.53
5 2026-08-19 01:20 639226983847312345
3 ms 202.206.176.53
4 2026-08-19 01:04 639226974357874853
300 ms 202.206.176.53
3 2026-08-19 00:48 639226964670484721
745 ms 202.206.176.53
2 2026-08-19 00:32 639226954857899696
756 ms 202.206.176.53
1 2026-08-19 00:15 639226945091603488
790 ms 202.206.176.53