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 2026-08-08. For this date, NameServerHistory found 63 DNS check records, 62 successful responses, 1 failed responses, and 161 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

63

Historical checks stored for this nameserver on selected date

Average Latency

161 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-08 23:47

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

62

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 2026-08-08 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
63 2026-08-08 23:47 639218291874134258
46 ms 142.91.170.22
62 2026-08-08 23:32 639218282817785496
10 ms 142.91.170.22
61 2026-08-08 22:40 639218252106422334
17 ms 142.91.170.22
60 2026-08-08 22:26 639218243323944113
2016 ms 142.91.170.22
59 2026-08-08 22:11 639218234397020230
278 ms 142.91.170.22
58 2026-08-08 21:56 639218225412858763
25 ms 142.91.170.22
57 2026-08-08 21:04 639218194282616684
53 ms 142.91.170.22
56 2026-08-08 20:49 639218185036989606
2225 ms 142.91.170.22
55 2026-08-08 20:33 639218175974363575
2008 ms 142.91.170.22
54 2026-08-08 20:18 639218166972644815
13 ms 142.91.170.22
53 2026-08-08 19:27 639218135900313734
146 ms 142.91.170.22
52 2026-08-08 19:12 639218127088470726
171 ms 142.91.170.22
51 2026-08-08 18:57 639218118310406743
9 ms 142.91.170.22
50 2026-08-08 18:42 639218109452520238
11 ms 142.91.170.22
49 2026-08-08 17:51 639218078440804962
21 ms 142.91.170.22
48 2026-08-08 17:36 639218069827056995
11 ms 142.91.170.22
47 2026-08-08 17:21 639218060928974999
34 ms 142.91.170.22
46 2026-08-08 17:06 639218052072104591
25 ms 142.91.170.22
45 2026-08-08 16:17 639218021131612993
18 ms 142.91.170.22
44 2026-08-08 16:03 639218012544891033
11 ms 142.91.170.22
43 2026-08-08 15:48 639218003733822367
294 ms 142.91.170.22
42 2026-08-08 15:33 639217994998349201
26 ms 142.91.170.22
41 2026-08-08 14:42 639217963788814319
16 ms 142.91.170.22
40 2026-08-08 14:27 639217955087396874
15 ms 142.91.170.22
39 2026-08-08 14:13 639217946350294952
18 ms 142.91.170.22
38 2026-08-08 13:58 639217937526020436
182 ms 142.91.170.22
37 2026-08-08 13:07 639217906769667024
115 ms 142.91.170.22
36 2026-08-08 12:52 639217898300938849
19 ms 142.91.170.22
35 2026-08-08 12:38 639217889778639925
36 ms 142.91.170.22
34 2026-08-08 12:24 639217881083065140
19 ms 142.91.170.22
33 2026-08-08 11:35 639217850620659312
3 ms 142.91.170.22
32 2026-08-08 11:21 639217841938624907
250 ms 142.91.170.22
31 2026-08-08 11:06 639217833389546843
99 ms 142.91.170.22
30 2026-08-08 10:52 639217824846173945
21 ms 142.91.170.22
29 2026-08-08 10:00 639217793807292972
391 ms 142.91.170.22
28 2026-08-08 09:46 639217785208951403
15 ms 142.91.170.22
27 2026-08-08 09:31 639217776566534942
242 ms 142.91.170.22
26 2026-08-08 09:17 639217767935139326
31 ms 142.91.170.22
25 2026-08-08 08:26 639217737225367411
18 ms 142.91.170.22
24 2026-08-08 08:12 639217728765093674
186 ms 142.91.170.22
23 2026-08-08 07:57 639217720136905586
16 ms 142.91.170.22
22 2026-08-08 07:43 639217711410853004
18 ms 142.91.170.22
21 2026-08-08 06:52 639217680275549698
30 ms 142.91.170.22
20 2026-08-08 06:38 639217671340563867
9 ms 142.91.170.22
19 2026-08-08 06:23 639217662739829952
20 ms 142.91.170.22
18 2026-08-08 06:09 639217654129395144
60 ms 142.91.170.22
17 2026-08-08 05:18 639217623690502934
90 ms 142.91.170.22
16 2026-08-08 05:04 639217615180184169
255 ms 142.91.170.22
15 2026-08-08 04:50 639217606737293244
4 ms 142.91.170.22
14 2026-08-08 04:35 639217598089858483
48 ms 142.91.170.22
13 2026-08-08 03:44 639217567343169140
6 ms 142.91.170.22
12 2026-08-08 03:30 639217558743892856
15 ms 142.91.170.22
11 2026-08-08 03:15 639217550069823359
57 ms 142.91.170.22
10 2026-08-08 03:01 639217541571663863
21 ms 142.91.170.22
9 2026-08-08 02:10 639217510598671918
-
8 2026-08-08 01:55 639217501853904641
3 ms 142.91.170.22
7 2026-08-08 01:41 639217492857464038
123 ms 142.91.170.22
6 2026-08-08 01:26 639217483935810845
23 ms 142.91.170.22
5 2026-08-08 01:11 639217475281344873
11 ms 142.91.170.22
4 2026-08-08 00:56 639217466591266473
10 ms 142.91.170.22
3 2026-08-08 00:42 639217457842031506
11 ms 142.91.170.22
2 2026-08-08 00:27 639217449192590684
3 ms 142.91.170.22
1 2026-08-08 00:13 639217440385817840
31 ms 142.91.170.22