DNS response history for ns1.ispcluster.com

ns1.ispcluster.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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 497 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 ns1.ispcluster.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

497 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

195.238.108.121

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 ns1.ispcluster.com

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 23:57 639231254406598736
158 ms 195.238.108.121
74 2026-08-23 23:41 639231244697865594
163 ms 195.238.108.121
73 2026-08-23 23:24 639231234893504693
169 ms 195.238.108.121
72 2026-08-23 23:08 639231225024549139
154 ms 195.238.108.121
71 2026-08-23 22:51 639231214931957622
256 ms 195.238.108.121
70 2026-08-23 22:34 639231204962010549
151 ms 195.238.108.121
69 2026-08-23 22:18 639231195170138463
155 ms 195.238.108.121
68 2026-08-23 22:02 639231185235020577
237 ms 195.238.108.121
67 2026-08-23 21:45 639231175558690075
243 ms 195.238.108.121
66 2026-08-23 21:29 639231165610444012
2152 ms 195.238.108.121
65 2026-08-23 20:36 639231133806425363
217 ms 195.238.108.121
64 2026-08-23 20:20 639231124203758023
237 ms 195.238.108.121
63 2026-08-23 20:03 639231114428262706
18 ms 195.238.108.121
62 2026-08-23 19:47 639231104662480065
238 ms 195.238.108.121
61 2026-08-23 19:31 639231094840372018
248 ms 195.238.108.121
60 2026-08-23 19:15 639231085024583224
238 ms 195.238.108.121
59 2026-08-23 18:58 639231075257417427
4 ms 195.238.108.121
58 2026-08-23 18:42 639231065516009503
3 ms 195.238.108.121
57 2026-08-23 18:26 639231055805348837
2164 ms 195.238.108.121
56 2026-08-23 18:09 639231045980373765
17 ms 195.238.108.121
55 2026-08-23 17:53 639231035984577527
2154 ms 195.238.108.121
54 2026-08-23 17:36 639231025928115303
240 ms 195.238.108.121
53 2026-08-23 16:43 639230994250157583
1419 ms 195.238.108.121
52 2026-08-23 16:27 639230984476411369
2 ms 195.238.108.121
51 2026-08-23 16:11 639230974838373450
3 ms 195.238.108.121
50 2026-08-23 15:55 639230965244277645
186 ms 195.238.108.121
49 2026-08-23 15:39 639230955522101820
247 ms 195.238.108.121
48 2026-08-23 15:22 639230945754521603
240 ms 195.238.108.121
47 2026-08-23 15:06 639230935852040504
171 ms 195.238.108.121
46 2026-08-23 14:50 639230926222061048
238 ms 195.238.108.121
45 2026-08-23 14:33 639230916449726907
2 ms 195.238.108.121
44 2026-08-23 14:17 639230906595053086
156 ms 195.238.108.121
43 2026-08-23 14:01 639230896680429441
255 ms 195.238.108.121
42 2026-08-23 13:44 639230886630210965
168 ms 195.238.108.121
41 2026-08-23 12:52 639230855430405719
237 ms 195.238.108.121
40 2026-08-23 12:36 639230845707499136
1884 ms 195.238.108.121
39 2026-08-23 12:19 639230836186805419
233 ms 195.238.108.121
38 2026-08-23 12:04 639230826493828316
2 ms 195.238.108.121
37 2026-08-23 11:47 639230816817882996
235 ms 195.238.108.121
36 2026-08-23 11:31 639230806933854189
244 ms 195.238.108.121
35 2026-08-23 11:15 639230797120243854
238 ms 195.238.108.121
34 2026-08-23 10:58 639230787310272840
336 ms 195.238.108.121
33 2026-08-23 10:42 639230777600173142
1683 ms 195.238.108.121
32 2026-08-23 10:26 639230767665024593
255 ms 195.238.108.121
31 2026-08-23 10:09 639230757720962293
148 ms 195.238.108.121
30 2026-08-23 09:52 639230747722189784
2154 ms 195.238.108.121
29 2026-08-23 09:00 639230716313923480
249 ms 195.238.108.121
28 2026-08-23 08:44 639230706813835990
97 ms 195.238.108.121
27 2026-08-23 08:28 639230696871062203
824 ms 195.238.108.121
26 2026-08-23 08:11 639230687142781616
251 ms 195.238.108.121
25 2026-08-23 07:55 639230677432142227
2153 ms 195.238.108.121
24 2026-08-23 07:39 639230667686258061
247 ms 195.238.108.121
23 2026-08-23 07:23 639230658039243685
91 ms 195.238.108.121
22 2026-08-23 07:07 639230648468473803
1648 ms 195.238.108.121
21 2026-08-23 06:51 639230638829658294
833 ms 195.238.108.121
20 2026-08-23 06:35 639230629247017617
249 ms 195.238.108.121
19 2026-08-23 06:18 639230619625318239
833 ms 195.238.108.121
18 2026-08-23 06:02 639230609697630264
257 ms 195.238.108.121
17 2026-08-23 05:10 639230578570131864
233 ms 195.238.108.121
16 2026-08-23 04:54 639230568958963168
158 ms 195.238.108.121
15 2026-08-23 04:38 639230559287611211
242 ms 195.238.108.121
14 2026-08-23 04:22 639230549524312030
2829 ms 195.238.108.121
13 2026-08-23 04:06 639230539739801669
2153 ms 195.238.108.121
12 2026-08-23 03:49 639230530084069375
3 ms 195.238.108.121
11 2026-08-23 03:33 639230520362691441
391 ms 195.238.108.121
10 2026-08-23 03:17 639230510677194518
2 ms 195.238.108.121
9 2026-08-23 03:01 639230501156002646
3 ms 195.238.108.121
8 2026-08-23 02:45 639230491502198541
238 ms 195.238.108.121
7 2026-08-23 02:29 639230481860318494
245 ms 195.238.108.121
6 2026-08-23 02:13 639230471893008575
1805 ms 195.238.108.121
5 2026-08-23 01:19 639230440030877421
4 ms 195.238.108.121
4 2026-08-23 01:03 639230430479725508
246 ms 195.238.108.121
3 2026-08-23 00:47 639230420875160219
239 ms 195.238.108.121
2 2026-08-23 00:31 639230411240692575
154 ms 195.238.108.121
1 2026-08-23 00:15 639230401550806607
232 ms 195.238.108.121