DNS response history for ns4.a1.impervasecuredns.net

ns4.a1.impervasecuredns.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 2026-08-25. For this date, NameServerHistory found 54 DNS check records, 54 successful responses, 0 failed responses, and 722 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 ns4.a1.impervasecuredns.net.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

722 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 18:22

All timestamps shown in UTC

Latest Resolved IP on Selected Date

192.230.122.4

Most recently resolved hosting IP on selected date

Successful Responses

54

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 ns4.a1.impervasecuredns.net

Showing DNS history for 2026-08-25 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
54 2026-08-25 18:22 639232785462407552
4 ms 192.230.122.4
53 2026-08-25 18:05 639232775177487032
17 ms 192.230.122.4
52 2026-08-25 17:48 639232764991087115
2015 ms 192.230.122.4
51 2026-08-25 17:31 639232754842971478
2013 ms 192.230.122.4
50 2026-08-25 17:14 639232744455159107
5 ms 192.230.122.4
49 2026-08-25 16:57 639232734145178231
6 ms 192.230.122.4
48 2026-08-25 16:40 639232723827874402
4 ms 192.230.122.4
47 2026-08-25 16:23 639232713533011892
8 ms 192.230.122.4
46 2026-08-25 16:05 639232703065318207
23 ms 192.230.122.4
45 2026-08-25 15:48 639232692629559470
6 ms 192.230.122.4
44 2026-08-25 15:30 639232682238836475
4 ms 192.230.122.4
43 2026-08-25 15:13 639232671787004306
2009 ms 192.230.122.4
42 2026-08-25 14:18 639232638994329666
70 ms 192.230.122.4
41 2026-08-25 14:01 639232628614783237
2019 ms 192.230.122.4
40 2026-08-25 13:44 639232618360728578
10 ms 192.230.122.4
39 2026-08-25 13:27 639232608016476376
4012 ms 192.230.122.4
38 2026-08-25 13:09 639232597643611557
4 ms 192.230.122.4
37 2026-08-25 12:52 639232587225721862
8 ms 192.230.122.4
36 2026-08-25 12:35 639232576780683689
7 ms 192.230.122.4
35 2026-08-25 12:17 639232566381512620
2014 ms 192.230.122.4
34 2026-08-25 12:00 639232556111768563
2014 ms 192.230.122.4
33 2026-08-25 11:43 639232545839529039
27 ms 192.230.122.4
32 2026-08-25 11:26 639232535349285207
26 ms 192.230.122.4
31 2026-08-25 11:08 639232524938080723
9 ms 192.230.122.4
30 2026-08-25 10:15 639232492740373468
37 ms 192.230.122.4
29 2026-08-25 09:57 639232482235303141
4009 ms 192.230.122.4
28 2026-08-25 09:40 639232471861770303
5 ms 192.230.122.4
27 2026-08-25 09:23 639232461630217327
2036 ms 192.230.122.4
26 2026-08-25 09:06 639232451282965990
6 ms 192.230.122.4
25 2026-08-25 08:48 639232440814614938
8 ms 192.230.122.4
24 2026-08-25 08:31 639232430410720425
4012 ms 192.230.122.4
23 2026-08-25 08:13 639232420003096185
5 ms 192.230.122.4
22 2026-08-25 07:56 639232409467287444
15 ms 192.230.122.4
21 2026-08-25 07:39 639232399077195997
16 ms 192.230.122.4
20 2026-08-25 07:21 639232388731528337
2010 ms 192.230.122.4
19 2026-08-25 07:04 639232378288598612
5 ms 192.230.122.4
18 2026-08-25 06:10 639232346196373643
6 ms 192.230.122.4
17 2026-08-25 05:54 639232336112370741
2031 ms 192.230.122.4
16 2026-08-25 05:37 639232326146508970
94 ms 192.230.122.4
15 2026-08-25 05:20 639232316189381720
49 ms 192.230.122.4
14 2026-08-25 05:04 639232306217998913
4 ms 192.230.122.4
13 2026-08-25 04:47 639232296255744174
2019 ms 192.230.122.4
12 2026-08-25 04:30 639232286095760789
8 ms 192.230.122.4
11 2026-08-25 04:13 639232276086186273
2133 ms 192.230.122.4
10 2026-08-25 03:57 639232265900986425
3 ms 192.230.122.4
9 2026-08-25 03:40 639232255723518075
38 ms 192.230.122.4
8 2026-08-25 03:23 639232245484452890
6 ms 192.230.122.4
7 2026-08-25 03:05 639232235157175331
7 ms 192.230.122.4
6 2026-08-25 02:12 639232203197189095
2012 ms 192.230.122.4
5 2026-08-25 01:55 639232192844564298
18 ms 192.230.122.4
4 2026-08-25 01:38 639232182496008942
2038 ms 192.230.122.4
3 2026-08-25 01:20 639232172197053132
26 ms 192.230.122.4
2 2026-08-25 00:27 639232140250307418
8 ms 192.230.122.4
1 2026-08-25 00:10 639232129927860324
4 ms 192.230.122.4