DNS response history for n31.us.opalstack.com

n31.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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 71 successful responses, 3 failed responses, and 127 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 n31.us.opalstack.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

127 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:44

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

71

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for n31.us.opalstack.com

Showing DNS history for 2026-08-19 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
74 2026-08-19 23:44 639227795899225951
40 ms 142.91.170.22
73 2026-08-19 23:28 639227786351762008
57 ms 142.91.170.22
72 2026-08-19 23:12 639227776640591733
303 ms 142.91.170.22
71 2026-08-19 22:56 639227767128841282
44 ms 142.91.170.22
70 2026-08-19 22:40 639227757477304711
2015 ms 142.91.170.22
69 2026-08-19 22:24 639227747572098014
38 ms 142.91.170.22
68 2026-08-19 22:07 639227737588613113
22 ms 142.91.170.22
67 2026-08-19 21:15 639227706134603955
40 ms 142.91.170.22
66 2026-08-19 20:59 639227696589027396
40 ms 142.91.170.22
65 2026-08-19 20:43 639227687097707639
118 ms 142.91.170.22
64 2026-08-19 20:27 639227677474464487
22 ms 142.91.170.22
63 2026-08-19 20:11 639227667767441118
222 ms 142.91.170.22
62 2026-08-19 19:54 639227657984833832
2042 ms 142.91.170.22
61 2026-08-19 19:38 639227648079992640
48 ms 142.91.170.22
60 2026-08-19 19:21 639227638125048441
321 ms 142.91.170.22
59 2026-08-19 19:05 639227628211392142
60 ms 142.91.170.22
58 2026-08-19 18:48 639227618261696275
32 ms 142.91.170.22
57 2026-08-19 18:31 639227608366233645
15 ms 142.91.170.22
56 2026-08-19 18:15 639227598301787588
60 ms 142.91.170.22
55 2026-08-19 17:21 639227566241010716
22 ms 142.91.170.22
54 2026-08-19 17:05 639227556454538959
62 ms 142.91.170.22
53 2026-08-19 16:49 639227546640305542
31 ms 142.91.170.22
52 2026-08-19 16:32 639227536965466472
45 ms 142.91.170.22
51 2026-08-19 16:16 639227527048658280
24 ms 142.91.170.22
50 2026-08-19 16:00 639227517386634438
31 ms 142.91.170.22
49 2026-08-19 15:43 639227507459551637
39 ms 142.91.170.22
48 2026-08-19 15:27 639227497515595277
48 ms 142.91.170.22
47 2026-08-19 15:10 639227487441798036
50 ms 142.91.170.22
46 2026-08-19 14:53 639227477445551863
42 ms 142.91.170.22
45 2026-08-19 14:36 639227467297067891
44 ms 142.91.170.22
44 2026-08-19 14:19 639227457057795635
100 ms 142.91.170.22
43 2026-08-19 13:26 639227425244777397
37 ms 142.91.170.22
42 2026-08-19 13:10 639227415422116485
19 ms 142.91.170.22
41 2026-08-19 12:53 639227405307256053
42 ms 142.91.170.22
40 2026-08-19 12:37 639227395396602630
30 ms 142.91.170.22
39 2026-08-19 12:20 639227385510363611
39 ms 142.91.170.22
38 2026-08-19 12:03 639227375508324850
38 ms 142.91.170.22
37 2026-08-19 11:47 639227365326611906
37 ms 142.91.170.22
36 2026-08-19 11:30 639227355360014208
45 ms 142.91.170.22
35 2026-08-19 11:13 639227345036782165
34 ms 142.91.170.22
34 2026-08-19 10:56 639227334992964533
6 ms 142.91.170.22
33 2026-08-19 10:39 639227324986605572
55 ms 142.91.170.22
32 2026-08-19 10:22 639227314928414539
36 ms 142.91.170.22
31 2026-08-19 09:29 639227283029182134
235 ms 142.91.170.22
30 2026-08-19 09:13 639227273294779350
-
29 2026-08-19 08:57 639227263525231313
223 ms 142.91.170.22
28 2026-08-19 08:40 639227253578313363
274 ms 142.91.170.22
27 2026-08-19 08:24 639227243649973322
180 ms 142.91.170.22
26 2026-08-19 08:07 639227233581059317
32 ms 142.91.170.22
25 2026-08-19 07:50 639227223667352067
48 ms 142.91.170.22
24 2026-08-19 07:34 639227213714837066
54 ms 142.91.170.22
23 2026-08-19 07:17 639227203701208496
23 ms 142.91.170.22
22 2026-08-19 07:00 639227193643202179
30 ms 142.91.170.22
21 2026-08-19 06:43 639227183584431597
34 ms 142.91.170.22
20 2026-08-19 06:27 639227173347403088
-
19 2026-08-19 05:33 639227141523007601
175 ms 142.91.170.22
18 2026-08-19 05:17 639227131785931574
153 ms 142.91.170.22
17 2026-08-19 05:01 639227122176475389
40 ms 142.91.170.22
16 2026-08-19 04:45 639227112668934596
204 ms 142.91.170.22
15 2026-08-19 04:29 639227102773292788
49 ms 142.91.170.22
14 2026-08-19 04:13 639227093141136930
39 ms 142.91.170.22
13 2026-08-19 03:57 639227083449420147
19 ms 142.91.170.22
12 2026-08-19 03:41 639227073771748493
14 ms 142.91.170.22
11 2026-08-19 03:24 639227063977347614
67 ms 142.91.170.22
10 2026-08-19 03:08 639227054253519024
195 ms 142.91.170.22
9 2026-08-19 02:51 639227044381963886
20 ms 142.91.170.22
8 2026-08-19 02:35 639227034441085514
79 ms 142.91.170.22
7 2026-08-19 01:43 639227003126489968
34 ms 142.91.170.22
6 2026-08-19 01:27 639226993456311614
125 ms 142.91.170.22
5 2026-08-19 01:11 639226983847312345
-
4 2026-08-19 00:55 639226974357874853
34 ms 142.91.170.22
3 2026-08-19 00:39 639226964670484721
28 ms 142.91.170.22
2 2026-08-19 00:22 639226954857899696
4 ms 142.91.170.22
1 2026-08-19 00:06 639226945091603488
107 ms 142.91.170.22