DNS response history for ns402.rootservercloud.com

ns402.rootservercloud.com 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, 70 successful responses, 4 failed responses, and 134 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 ns402.rootservercloud.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

134 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

23.239.27.53

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

4

Checks with no response or no returned latency

Failure Rate

5%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns402.rootservercloud.com

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
204 ms 23.239.27.53
73 2026-08-19 23:37 639227786351762008
112 ms 23.239.27.53
72 2026-08-19 23:21 639227776640591733
2 ms 23.239.27.53
71 2026-08-19 23:05 639227767128841282
202 ms 23.239.27.53
70 2026-08-19 22:49 639227757477304711
3 ms 23.239.27.53
69 2026-08-19 22:33 639227747572098014
3 ms 23.239.27.53
68 2026-08-19 22:16 639227737588613113
255 ms 23.239.27.53
67 2026-08-19 21:23 639227706134603955
125 ms 23.239.27.53
66 2026-08-19 21:08 639227696589027396
2 ms 23.239.27.53
65 2026-08-19 20:51 639227687097707639
4 ms 23.239.27.53
64 2026-08-19 20:36 639227677474464487
219 ms 23.239.27.53
63 2026-08-19 20:19 639227667767441118
208 ms 23.239.27.53
62 2026-08-19 20:03 639227657984833832
204 ms 23.239.27.53
61 2026-08-19 19:47 639227648079992640
217 ms 23.239.27.53
60 2026-08-19 19:30 639227638125048441
17 ms 23.239.27.53
59 2026-08-19 19:14 639227628211392142
5 ms 23.239.27.53
58 2026-08-19 18:57 639227618261696275
204 ms 23.239.27.53
57 2026-08-19 18:40 639227608366233645
103 ms 23.239.27.53
56 2026-08-19 18:24 639227598301787588
221 ms 23.239.27.53
55 2026-08-19 17:31 639227566241010716
154 ms 23.239.27.53
54 2026-08-19 17:14 639227556454538959
229 ms 23.239.27.53
53 2026-08-19 16:58 639227546640305542
4 ms 23.239.27.53
52 2026-08-19 16:41 639227536965466472
202 ms 23.239.27.53
51 2026-08-19 16:25 639227527048658280
123 ms 23.239.27.53
50 2026-08-19 16:09 639227517386634438
189 ms 23.239.27.53
49 2026-08-19 15:53 639227507459551637
5 ms 23.239.27.53
48 2026-08-19 15:36 639227497515595277
202 ms 23.239.27.53
47 2026-08-19 15:19 639227487441798036
204 ms 23.239.27.53
46 2026-08-19 15:03 639227477445551863
2 ms 23.239.27.53
45 2026-08-19 14:46 639227467297067891
204 ms 23.239.27.53
44 2026-08-19 14:29 639227457057795635
204 ms 23.239.27.53
43 2026-08-19 13:35 639227425244777397
206 ms 23.239.27.53
42 2026-08-19 13:19 639227415422116485
4 ms 23.239.27.53
41 2026-08-19 13:02 639227405307256053
4 ms 23.239.27.53
40 2026-08-19 12:45 639227395396602630
5 ms 23.239.27.53
39 2026-08-19 12:29 639227385510363611
204 ms 23.239.27.53
38 2026-08-19 12:12 639227375508324850
204 ms 23.239.27.53
37 2026-08-19 11:56 639227365326611906
213 ms 23.239.27.53
36 2026-08-19 11:39 639227355360014208
3 ms 23.239.27.53
35 2026-08-19 11:22 639227345036782165
207 ms 23.239.27.53
34 2026-08-19 11:05 639227334992964533
204 ms 23.239.27.53
33 2026-08-19 10:48 639227324986605572
3 ms 23.239.27.53
32 2026-08-19 10:32 639227314928414539
110 ms 23.239.27.53
31 2026-08-19 09:38 639227283029182134
206 ms 23.239.27.53
30 2026-08-19 09:22 639227273294779350
104 ms 23.239.27.53
29 2026-08-19 09:06 639227263525231313
-
28 2026-08-19 08:49 639227253578313363
-
27 2026-08-19 08:33 639227243649973322
-
26 2026-08-19 08:16 639227233581059317
-
25 2026-08-19 07:59 639227223667352067
236 ms 23.239.27.53
24 2026-08-19 07:43 639227213714837066
203 ms 23.239.27.53
23 2026-08-19 07:26 639227203701208496
210 ms 23.239.27.53
22 2026-08-19 07:10 639227193643202179
207 ms 23.239.27.53
21 2026-08-19 06:53 639227183584431597
205 ms 23.239.27.53
20 2026-08-19 06:36 639227173347403088
205 ms 23.239.27.53
19 2026-08-19 05:42 639227141523007601
203 ms 23.239.27.53
18 2026-08-19 05:26 639227131785931574
109 ms 23.239.27.53
17 2026-08-19 05:10 639227122176475389
203 ms 23.239.27.53
16 2026-08-19 04:54 639227112668934596
102 ms 23.239.27.53
15 2026-08-19 04:38 639227102773292788
135 ms 23.239.27.53
14 2026-08-19 04:22 639227093141136930
3 ms 23.239.27.53
13 2026-08-19 04:05 639227083449420147
2 ms 23.239.27.53
12 2026-08-19 03:49 639227073771748493
3 ms 23.239.27.53
11 2026-08-19 03:33 639227063977347614
101 ms 23.239.27.53
10 2026-08-19 03:17 639227054253519024
204 ms 23.239.27.53
9 2026-08-19 03:01 639227044381963886
215 ms 23.239.27.53
8 2026-08-19 02:44 639227034441085514
237 ms 23.239.27.53
7 2026-08-19 01:52 639227003126489968
122 ms 23.239.27.53
6 2026-08-19 01:36 639226993456311614
206 ms 23.239.27.53
5 2026-08-19 01:19 639226983847312345
3 ms 23.239.27.53
4 2026-08-19 01:03 639226974357874853
202 ms 23.239.27.53
3 2026-08-19 00:48 639226964670484721
3 ms 23.239.27.53
2 2026-08-19 00:31 639226954857899696
204 ms 23.239.27.53
1 2026-08-19 00:15 639226945091603488
113 ms 23.239.27.53