DNS response history for ns4.us.opalstack.com

ns4.us.opalstack.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 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 55 successful responses, 1 failed responses, and 289 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.us.opalstack.com.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

289 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

142.91.170.22

Most recently resolved hosting IP on selected date

Successful Responses

55

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.us.opalstack.com

Showing DNS history for 2026-08-24 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
56 2026-08-24 23:49 639232119551972438
108 ms 142.91.170.22
55 2026-08-24 23:31 639232109112567473
180 ms 142.91.170.22
54 2026-08-24 22:39 639232077430823987
15 ms 142.91.170.22
53 2026-08-24 22:22 639232067340513033
182 ms 142.91.170.22
52 2026-08-24 22:05 639232057157944387
123 ms 142.91.170.22
51 2026-08-24 21:48 639232046895282144
4226 ms 142.91.170.22
50 2026-08-24 20:54 639232014356623395
29 ms 142.91.170.22
49 2026-08-24 20:37 639232004177831322
32 ms 142.91.170.22
48 2026-08-24 20:20 639231993997863976
28 ms 142.91.170.22
47 2026-08-24 20:03 639231983967363696
73 ms 142.91.170.22
46 2026-08-24 19:10 639231952257842845
52 ms 142.91.170.22
45 2026-08-24 18:53 639231942277816756
19 ms 142.91.170.22
44 2026-08-24 18:36 639231932094180724
37 ms 142.91.170.22
43 2026-08-24 18:20 639231922041034838
141 ms 142.91.170.22
42 2026-08-24 17:27 639231890488117536
126 ms 142.91.170.22
41 2026-08-24 17:10 639231880574255543
45 ms 142.91.170.22
40 2026-08-24 16:54 639231870418029045
239 ms 142.91.170.22
39 2026-08-24 16:37 639231860258429562
27 ms 142.91.170.22
38 2026-08-24 15:43 639231828211839931
42 ms 142.91.170.22
37 2026-08-24 15:26 639231818080917481
14 ms 142.91.170.22
36 2026-08-24 15:09 639231807961539652
19 ms 142.91.170.22
35 2026-08-24 14:52 639231797631669865
212 ms 142.91.170.22
34 2026-08-24 13:59 639231765923559455
4 ms 142.91.170.22
33 2026-08-24 13:43 639231755868832964
42 ms 142.91.170.22
32 2026-08-24 13:26 639231745628278877
21 ms 142.91.170.22
31 2026-08-24 13:09 639231735407682062
50 ms 142.91.170.22
30 2026-08-24 12:16 639231703815441688
28 ms 142.91.170.22
29 2026-08-24 11:59 639231693747052549
-
28 2026-08-24 11:42 639231683712487276
27 ms 142.91.170.22
27 2026-08-24 11:25 639231673513573868
32 ms 142.91.170.22
26 2026-08-24 10:32 639231641791249939
2020 ms 142.91.170.22
25 2026-08-24 10:16 639231631866211033
39 ms 142.91.170.22
24 2026-08-24 09:59 639231621644955316
290 ms 142.91.170.22
23 2026-08-24 09:42 639231611478799259
340 ms 142.91.170.22
22 2026-08-24 08:50 639231579923718211
17 ms 142.91.170.22
21 2026-08-24 08:33 639231569810702936
52 ms 142.91.170.22
20 2026-08-24 08:16 639231559762411619
13 ms 142.91.170.22
19 2026-08-24 07:59 639231549663595407
111 ms 142.91.170.22
18 2026-08-24 07:06 639231518076817246
2029 ms 142.91.170.22
17 2026-08-24 06:50 639231508078650885
96 ms 142.91.170.22
16 2026-08-24 06:33 639231498210697093
27 ms 142.91.170.22
15 2026-08-24 06:16 639231488109699360
28 ms 142.91.170.22
14 2026-08-24 05:24 639231456772510692
200 ms 142.91.170.22
13 2026-08-24 05:08 639231447084631185
57 ms 142.91.170.22
12 2026-08-24 04:52 639231437208519473
70 ms 142.91.170.22
11 2026-08-24 04:35 639231427209627490
55 ms 142.91.170.22
10 2026-08-24 03:43 639231395791246644
2040 ms 142.91.170.22
9 2026-08-24 03:26 639231386075551458
45 ms 142.91.170.22
8 2026-08-24 03:10 639231376208713791
2014 ms 142.91.170.22
7 2026-08-24 02:53 639231366170589276
23 ms 142.91.170.22
6 2026-08-24 02:01 639231334732159368
2 ms 142.91.170.22
5 2026-08-24 01:45 639231325035670078
72 ms 142.91.170.22
4 2026-08-24 01:28 639231315132253837
4 ms 142.91.170.22
3 2026-08-24 01:11 639231305014280808
22 ms 142.91.170.22
2 2026-08-24 00:19 639231273779380675
30 ms 142.91.170.22
1 2026-08-24 00:03 639231264180839154
50 ms 142.91.170.22