DNS response history for ns1.ispfsp.com

ns1.ispfsp.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 629 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.ispfsp.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

629 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.239.5.4

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.ispfsp.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:59 639229527598660841
477 ms 173.239.5.4
72 2026-08-21 23:43 639229517954323214
472 ms 173.239.5.4
71 2026-08-21 23:27 639229508269999021
488 ms 173.239.5.4
70 2026-08-21 23:11 639229498559060171
3 ms 173.239.5.4
69 2026-08-21 22:54 639229488519347586
468 ms 173.239.5.4
68 2026-08-21 22:01 639229456606578934
456 ms 173.239.5.4
67 2026-08-21 21:45 639229446985772499
240 ms 173.239.5.4
66 2026-08-21 21:29 639229437367313098
1612 ms 173.239.5.4
65 2026-08-21 21:13 639229427923950391
3626 ms 173.239.5.4
64 2026-08-21 20:57 639229418168588854
242 ms 173.239.5.4
63 2026-08-21 20:40 639229408345678334
345 ms 173.239.5.4
62 2026-08-21 20:24 639229398616354648
475 ms 173.239.5.4
61 2026-08-21 20:08 639229388634592323
240 ms 173.239.5.4
60 2026-08-21 19:51 639229378792837692
244 ms 173.239.5.4
59 2026-08-21 19:35 639229369154682311
232 ms 173.239.5.4
58 2026-08-21 19:19 639229359248017926
480 ms 173.239.5.4
57 2026-08-21 19:02 639229349124294642
481 ms 173.239.5.4
56 2026-08-21 18:09 639229317791715692
236 ms 173.239.5.4
55 2026-08-21 17:53 639229308115194575
238 ms 173.239.5.4
54 2026-08-21 17:37 639229298320320558
481 ms 173.239.5.4
53 2026-08-21 17:21 639229288674863221
243 ms 173.239.5.4
52 2026-08-21 17:05 639229278983677079
98 ms 173.239.5.4
51 2026-08-21 16:49 639229269405517175
464 ms 173.239.5.4
50 2026-08-21 16:32 639229259594798244
480 ms 173.239.5.4
49 2026-08-21 16:16 639229249736681188
151 ms 173.239.5.4
48 2026-08-21 16:00 639229239699417787
472 ms 173.239.5.4
47 2026-08-21 15:43 639229229621964033
240 ms 173.239.5.4
46 2026-08-21 15:26 639229219567270965
485 ms 173.239.5.4
45 2026-08-21 15:09 639229209406666856
468 ms 173.239.5.4
44 2026-08-21 14:16 639229177815876178
3806 ms 173.239.5.4
43 2026-08-21 14:00 639229168243572685
499 ms 173.239.5.4
42 2026-08-21 13:44 639229158599856475
243 ms 173.239.5.4
41 2026-08-21 13:28 639229148998940902
481 ms 173.239.5.4
40 2026-08-21 13:12 639229139276923594
480 ms 173.239.5.4
39 2026-08-21 12:56 639229129709912394
475 ms 173.239.5.4
38 2026-08-21 12:40 639229119801488500
482 ms 173.239.5.4
37 2026-08-21 12:23 639229110135262458
3596 ms 173.239.5.4
36 2026-08-21 12:07 639229100336051392
485 ms 173.239.5.4
35 2026-08-21 11:51 639229090641415626
6 ms 173.239.5.4
34 2026-08-21 11:34 639229080702683947
468 ms 173.239.5.4
33 2026-08-21 11:18 639229070601456699
480 ms 173.239.5.4
32 2026-08-21 10:24 639229038947447232
1643 ms 173.239.5.4
31 2026-08-21 10:09 639229029268708773
1511 ms 173.239.5.4
30 2026-08-21 09:52 639229019647910603
476 ms 173.239.5.4
29 2026-08-21 09:36 639229009983843738
1600 ms 173.239.5.4
28 2026-08-21 09:20 639229000203331882
231 ms 173.239.5.4
27 2026-08-21 09:04 639228990302335999
482 ms 173.239.5.4
26 2026-08-21 08:47 639228980567740722
240 ms 173.239.5.4
25 2026-08-21 08:31 639228970762445174
229 ms 173.239.5.4
24 2026-08-21 08:15 639228961065054445
473 ms 173.239.5.4
23 2026-08-21 07:59 639228951224649885
479 ms 173.239.5.4
22 2026-08-21 07:42 639228941303864592
463 ms 173.239.5.4
21 2026-08-21 07:25 639228931191328583
236 ms 173.239.5.4
20 2026-08-21 06:32 639228899518173317
235 ms 173.239.5.4
19 2026-08-21 06:16 639228889785027669
336 ms 173.239.5.4
18 2026-08-21 06:00 639228880106330161
1690 ms 173.239.5.4
17 2026-08-21 05:44 639228870316184091
237 ms 173.239.5.4
16 2026-08-21 05:27 639228860695366512
238 ms 173.239.5.4
15 2026-08-21 05:11 639228851027209500
466 ms 173.239.5.4
14 2026-08-21 04:55 639228841479265462
471 ms 173.239.5.4
13 2026-08-21 04:39 639228831752962260
237 ms 173.239.5.4
12 2026-08-21 04:23 639228821953295483
474 ms 173.239.5.4
11 2026-08-21 04:07 639228812227429953
462 ms 173.239.5.4
10 2026-08-21 03:50 639228802476107538
234 ms 173.239.5.4
9 2026-08-21 03:34 639228792525492032
229 ms 173.239.5.4
8 2026-08-21 02:42 639228761131421385
479 ms 173.239.5.4
7 2026-08-21 02:25 639228751571206692
244 ms 173.239.5.4
6 2026-08-21 02:09 639228741705571019
240 ms 173.239.5.4
5 2026-08-21 01:53 639228731642208228
-
4 2026-08-21 01:00 639228700387002072
458 ms 173.239.5.4
3 2026-08-21 00:44 639228690742014433
246 ms 173.239.5.4
2 2026-08-21 00:28 639228680877937122
3604 ms 173.239.5.4
1 2026-08-21 00:11 639228670775860800
472 ms 173.239.5.4