DNS response history for ns21.integrityserver.net

ns21.integrityserver.net 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 212 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 ns21.integrityserver.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

212 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

131.153.9.21

Most recently resolved hosting IP on selected date

Successful Responses

75

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 ns21.integrityserver.net

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:52 639231254406598736
204 ms 131.153.9.21
74 2026-08-23 23:35 639231244697865594
20 ms 131.153.9.21
73 2026-08-23 23:19 639231234893504693
17 ms 131.153.9.21
72 2026-08-23 23:02 639231225024549139
28 ms 131.153.9.21
71 2026-08-23 22:46 639231214931957622
21 ms 131.153.9.21
70 2026-08-23 22:29 639231204962010549
26 ms 131.153.9.21
69 2026-08-23 22:13 639231195170138463
75 ms 131.153.9.21
68 2026-08-23 21:56 639231185235020577
23 ms 131.153.9.21
67 2026-08-23 21:40 639231175558690075
254 ms 131.153.9.21
66 2026-08-23 21:23 639231165610444012
1811 ms 131.153.9.21
65 2026-08-23 20:30 639231133806425363
71 ms 131.153.9.21
64 2026-08-23 20:14 639231124203758023
23 ms 131.153.9.21
63 2026-08-23 19:58 639231114428262706
37 ms 131.153.9.21
62 2026-08-23 19:42 639231104662480065
6 ms 131.153.9.21
61 2026-08-23 19:26 639231094840372018
28 ms 131.153.9.21
60 2026-08-23 19:09 639231085024583224
2173 ms 131.153.9.21
59 2026-08-23 18:53 639231075257417427
3 ms 131.153.9.21
58 2026-08-23 18:37 639231065516009503
56 ms 131.153.9.21
57 2026-08-23 18:20 639231055805348837
22 ms 131.153.9.21
56 2026-08-23 18:04 639231045980373765
41 ms 131.153.9.21
55 2026-08-23 17:47 639231035984577527
2032 ms 131.153.9.21
54 2026-08-23 17:31 639231025928115303
2021 ms 131.153.9.21
53 2026-08-23 16:38 639230994250157583
52 ms 131.153.9.21
52 2026-08-23 16:22 639230984476411369
5 ms 131.153.9.21
51 2026-08-23 16:05 639230974838373450
7 ms 131.153.9.21
50 2026-08-23 15:49 639230965244277645
29 ms 131.153.9.21
49 2026-08-23 15:33 639230955522101820
14 ms 131.153.9.21
48 2026-08-23 15:17 639230945754521603
29 ms 131.153.9.21
47 2026-08-23 15:01 639230935852040504
452 ms 131.153.9.21
46 2026-08-23 14:44 639230926222061048
2196 ms 131.153.9.21
45 2026-08-23 14:28 639230916449726907
44 ms 131.153.9.21
44 2026-08-23 14:12 639230906595053086
32 ms 131.153.9.21
43 2026-08-23 13:55 639230896680429441
1651 ms 131.153.9.21
42 2026-08-23 13:38 639230886630210965
20 ms 131.153.9.21
41 2026-08-23 12:47 639230855430405719
51 ms 131.153.9.21
40 2026-08-23 12:30 639230845707499136
28 ms 131.153.9.21
39 2026-08-23 12:14 639230836186805419
182 ms 131.153.9.21
38 2026-08-23 11:58 639230826493828316
34 ms 131.153.9.21
37 2026-08-23 11:42 639230816817882996
28 ms 131.153.9.21
36 2026-08-23 11:26 639230806933854189
20 ms 131.153.9.21
35 2026-08-23 11:09 639230797120243854
3 ms 131.153.9.21
34 2026-08-23 10:53 639230787310272840
48 ms 131.153.9.21
33 2026-08-23 10:37 639230777600173142
47 ms 131.153.9.21
32 2026-08-23 10:20 639230767665024593
23 ms 131.153.9.21
31 2026-08-23 10:04 639230757720962293
25 ms 131.153.9.21
30 2026-08-23 09:47 639230747722189784
20 ms 131.153.9.21
29 2026-08-23 08:55 639230716313923480
21 ms 131.153.9.21
28 2026-08-23 08:38 639230706813835990
10 ms 131.153.9.21
27 2026-08-23 08:22 639230696871062203
40 ms 131.153.9.21
26 2026-08-23 08:06 639230687142781616
161 ms 131.153.9.21
25 2026-08-23 07:50 639230677432142227
43 ms 131.153.9.21
24 2026-08-23 07:34 639230667686258061
218 ms 131.153.9.21
23 2026-08-23 07:18 639230658039243685
146 ms 131.153.9.21
22 2026-08-23 07:01 639230648468473803
158 ms 131.153.9.21
21 2026-08-23 06:45 639230638829658294
24 ms 131.153.9.21
20 2026-08-23 06:29 639230629247017617
21 ms 131.153.9.21
19 2026-08-23 06:13 639230619625318239
81 ms 131.153.9.21
18 2026-08-23 05:57 639230609697630264
29 ms 131.153.9.21
17 2026-08-23 05:05 639230578570131864
8 ms 131.153.9.21
16 2026-08-23 04:49 639230568958963168
42 ms 131.153.9.21
15 2026-08-23 04:33 639230559287611211
32 ms 131.153.9.21
14 2026-08-23 04:17 639230549524312030
8 ms 131.153.9.21
13 2026-08-23 04:00 639230539739801669
167 ms 131.153.9.21
12 2026-08-23 03:44 639230530084069375
3 ms 131.153.9.21
11 2026-08-23 03:28 639230520362691441
22 ms 131.153.9.21
10 2026-08-23 03:12 639230510677194518
52 ms 131.153.9.21
9 2026-08-23 02:56 639230501156002646
49 ms 131.153.9.21
8 2026-08-23 02:40 639230491502198541
51 ms 131.153.9.21
7 2026-08-23 02:24 639230481860318494
24 ms 131.153.9.21
6 2026-08-23 02:07 639230471893008575
22 ms 131.153.9.21
5 2026-08-23 01:14 639230440030877421
22 ms 131.153.9.21
4 2026-08-23 00:58 639230430479725508
171 ms 131.153.9.21
3 2026-08-23 00:42 639230420875160219
155 ms 131.153.9.21
2 2026-08-23 00:26 639230411240692575
28 ms 131.153.9.21
1 2026-08-23 00:10 639230401550806607
45 ms 131.153.9.21