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 2026-08-09. For this date, NameServerHistory found 78 DNS check records, 78 successful responses, 0 failed responses, and 301 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

78

Historical checks stored for this nameserver on selected date

Average Latency

301 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:14

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

78

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.us.opalstack.com

Showing DNS history for 2026-08-09 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
78 2026-08-09 23:14 639219137912168440
2013 ms 142.91.170.22
77 2026-08-09 23:00 639219129014206359
2026 ms 142.91.170.22
76 2026-08-09 22:45 639219120129816185
31 ms 142.91.170.22
75 2026-08-09 22:30 639219111180200055
2008 ms 142.91.170.22
74 2026-08-09 22:15 639219102397272208
50 ms 142.91.170.22
73 2026-08-09 22:00 639219093318422880
12 ms 142.91.170.22
72 2026-08-09 21:45 639219084400315753
247 ms 142.91.170.22
71 2026-08-09 21:30 639219075254551587
26 ms 142.91.170.22
70 2026-08-09 21:14 639219065729192158
28 ms 142.91.170.22
69 2026-08-09 20:59 639219056747802098
21 ms 142.91.170.22
68 2026-08-09 20:44 639219047713450952
136 ms 142.91.170.22
67 2026-08-09 20:29 639219038561445315
2017 ms 142.91.170.22
66 2026-08-09 19:36 639219007390383771
2011 ms 142.91.170.22
65 2026-08-09 19:22 639218998523265596
2013 ms 142.91.170.22
64 2026-08-09 19:07 639218989631630804
38 ms 142.91.170.22
63 2026-08-09 18:52 639218980808450892
225 ms 142.91.170.22
62 2026-08-09 18:37 639218971852160604
24 ms 142.91.170.22
61 2026-08-09 18:22 639218962783650906
80 ms 142.91.170.22
60 2026-08-09 18:07 639218953792820819
33 ms 142.91.170.22
59 2026-08-09 17:52 639218944959692876
292 ms 142.91.170.22
58 2026-08-09 17:38 639218936169104506
47 ms 142.91.170.22
57 2026-08-09 17:23 639218927166062556
31 ms 142.91.170.22
56 2026-08-09 17:07 639218918015715420
51 ms 142.91.170.22
55 2026-08-09 16:52 639218908881852638
45 ms 142.91.170.22
54 2026-08-09 16:02 639218877956262035
36 ms 142.91.170.22
53 2026-08-09 15:47 639218869143729797
182 ms 142.91.170.22
52 2026-08-09 15:32 639218860485298832
268 ms 142.91.170.22
51 2026-08-09 15:18 639218851607906747
14 ms 142.91.170.22
50 2026-08-09 15:03 639218842720839568
12 ms 142.91.170.22
49 2026-08-09 14:48 639218833878788864
259 ms 142.91.170.22
48 2026-08-09 14:33 639218825180862573
192 ms 142.91.170.22
47 2026-08-09 14:19 639218816469621951
48 ms 142.91.170.22
46 2026-08-09 14:04 639218807685036212
92 ms 142.91.170.22
45 2026-08-09 13:50 639218798978271509
30 ms 142.91.170.22
44 2026-08-09 13:35 639218790065423597
19 ms 142.91.170.22
43 2026-08-09 13:20 639218781304584862
287 ms 142.91.170.22
42 2026-08-09 12:29 639218750311179000
41 ms 142.91.170.22
41 2026-08-09 12:15 639218741750420268
18 ms 142.91.170.22
40 2026-08-09 12:00 639218733057535576
393 ms 142.91.170.22
39 2026-08-09 11:46 639218724471329044
41 ms 142.91.170.22
38 2026-08-09 11:32 639218715911974203
14 ms 142.91.170.22
37 2026-08-09 11:17 639218707310812834
17 ms 142.91.170.22
36 2026-08-09 11:03 639218698790485612
183 ms 142.91.170.22
35 2026-08-09 10:49 639218690367692706
38 ms 142.91.170.22
34 2026-08-09 10:35 639218681923173883
16 ms 142.91.170.22
33 2026-08-09 10:21 639218673547179738
2014 ms 142.91.170.22
32 2026-08-09 10:07 639218664890274867
242 ms 142.91.170.22
31 2026-08-09 09:52 639218656036928157
21 ms 142.91.170.22
30 2026-08-09 09:01 639218624808018222
14 ms 142.91.170.22
29 2026-08-09 08:46 639218616243340806
120 ms 142.91.170.22
28 2026-08-09 08:32 639218607397811973
52 ms 142.91.170.22
27 2026-08-09 08:17 639218598812444454
37 ms 142.91.170.22
26 2026-08-09 08:03 639218590219570048
143 ms 142.91.170.22
25 2026-08-09 07:48 639218581690210758
45 ms 142.91.170.22
24 2026-08-09 07:34 639218573057388822
48 ms 142.91.170.22
23 2026-08-09 07:20 639218564408781785
2030 ms 142.91.170.22
22 2026-08-09 07:05 639218555767188482
10 ms 142.91.170.22
21 2026-08-09 06:51 639218547142705295
49 ms 142.91.170.22
20 2026-08-09 06:36 639218538090114532
28 ms 142.91.170.22
19 2026-08-09 06:21 639218529257910584
51 ms 142.91.170.22
18 2026-08-09 05:30 639218498473231858
16 ms 142.91.170.22
17 2026-08-09 05:16 639218489802113995
34 ms 142.91.170.22
16 2026-08-09 05:01 639218481006804516
39 ms 142.91.170.22
15 2026-08-09 04:46 639218472048712427
18 ms 142.91.170.22
14 2026-08-09 04:32 639218463224432974
44 ms 142.91.170.22
13 2026-08-09 04:17 639218454384107526
203 ms 142.91.170.22
12 2026-08-09 04:02 639218445331231791
33 ms 142.91.170.22
11 2026-08-09 03:47 639218436285215733
33 ms 142.91.170.22
10 2026-08-09 03:32 639218427289555123
3 ms 142.91.170.22
9 2026-08-09 03:17 639218418227819981
48 ms 142.91.170.22
8 2026-08-09 03:02 639218409119503123
23 ms 142.91.170.22
7 2026-08-09 02:46 639218399771712154
2013 ms 142.91.170.22
6 2026-08-09 01:55 639218368648652303
28 ms 142.91.170.22
5 2026-08-09 01:40 639218359569598460
28 ms 142.91.170.22
4 2026-08-09 01:24 639218350555429902
16 ms 142.91.170.22
3 2026-08-09 01:09 639218341311543299
102 ms 142.91.170.22
2 2026-08-09 00:17 639218309981981465
9 ms 142.91.170.22
1 2026-08-09 00:02 639218300987184335
207 ms 142.91.170.22