DNS response history for ns1.sigaltstack.com

ns1.sigaltstack.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 218 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 ns1.sigaltstack.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

218 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.233.84.116

Most recently resolved hosting IP on selected date

Successful Responses

73

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 ns1.sigaltstack.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:58 639229527598660841
523 ms 172.233.84.116
72 2026-08-21 23:42 639229517954323214
7 ms 172.233.84.116
71 2026-08-21 23:26 639229508269999021
3 ms 172.233.84.116
70 2026-08-21 23:09 639229498559060171
2 ms 172.233.84.116
69 2026-08-21 22:53 639229488519347586
3 ms 172.233.84.116
68 2026-08-21 21:59 639229456606578934
255 ms 172.233.84.116
67 2026-08-21 21:43 639229446985772499
4 ms 172.233.84.116
66 2026-08-21 21:27 639229437367313098
249 ms 172.233.84.116
65 2026-08-21 21:11 639229427923950391
3 ms 172.233.84.116
64 2026-08-21 20:55 639229418168588854
4 ms 172.233.84.116
63 2026-08-21 20:39 639229408345678334
522 ms 172.233.84.116
62 2026-08-21 20:23 639229398616354648
262 ms 172.233.84.116
61 2026-08-21 20:06 639229388634592323
282 ms 172.233.84.116
60 2026-08-21 19:50 639229378792837692
3 ms 172.233.84.116
59 2026-08-21 19:33 639229369154682311
502 ms 172.233.84.116
58 2026-08-21 19:17 639229359248017926
5 ms 172.233.84.116
57 2026-08-21 19:01 639229349124294642
5 ms 172.233.84.116
56 2026-08-21 18:08 639229317791715692
313 ms 172.233.84.116
55 2026-08-21 17:52 639229308115194575
271 ms 172.233.84.116
54 2026-08-21 17:36 639229298320320558
4 ms 172.233.84.116
53 2026-08-21 17:19 639229288674863221
523 ms 172.233.84.116
52 2026-08-21 17:03 639229278983677079
3 ms 172.233.84.116
51 2026-08-21 16:47 639229269405517175
3 ms 172.233.84.116
50 2026-08-21 16:31 639229259594798244
501 ms 172.233.84.116
49 2026-08-21 16:15 639229249736681188
3 ms 172.233.84.116
48 2026-08-21 15:58 639229239699417787
3 ms 172.233.84.116
47 2026-08-21 15:42 639229229621964033
4 ms 172.233.84.116
46 2026-08-21 15:25 639229219567270965
518 ms 172.233.84.116
45 2026-08-21 15:08 639229209406666856
504 ms 172.233.84.116
44 2026-08-21 14:15 639229177815876178
258 ms 172.233.84.116
43 2026-08-21 13:58 639229168243572685
7 ms 172.233.84.116
42 2026-08-21 13:43 639229158599856475
5 ms 172.233.84.116
41 2026-08-21 13:27 639229148998940902
526 ms 172.233.84.116
40 2026-08-21 13:11 639229139276923594
4 ms 172.233.84.116
39 2026-08-21 12:54 639229129709912394
516 ms 172.233.84.116
38 2026-08-21 12:38 639229119801488500
508 ms 172.233.84.116
37 2026-08-21 12:22 639229110135262458
3 ms 172.233.84.116
36 2026-08-21 12:06 639229100336051392
32 ms 172.233.84.116
35 2026-08-21 11:49 639229090641415626
502 ms 172.233.84.116
34 2026-08-21 11:33 639229080702683947
4 ms 172.233.84.116
33 2026-08-21 11:16 639229070601456699
508 ms 172.233.84.116
32 2026-08-21 10:23 639229038947447232
4 ms 172.233.84.116
31 2026-08-21 10:07 639229029268708773
2 ms 172.233.84.116
30 2026-08-21 09:51 639229019647910603
4 ms 172.233.84.116
29 2026-08-21 09:35 639229009983843738
499 ms 172.233.84.116
28 2026-08-21 09:19 639229000203331882
4 ms 172.233.84.116
27 2026-08-21 09:02 639228990302335999
3 ms 172.233.84.116
26 2026-08-21 08:46 639228980567740722
502 ms 172.233.84.116
25 2026-08-21 08:30 639228970762445174
5 ms 172.233.84.116
24 2026-08-21 08:13 639228961065054445
513 ms 172.233.84.116
23 2026-08-21 07:57 639228951224649885
3 ms 172.233.84.116
22 2026-08-21 07:41 639228941303864592
5 ms 172.233.84.116
21 2026-08-21 07:24 639228931191328583
4 ms 172.233.84.116
20 2026-08-21 06:31 639228899518173317
9 ms 172.233.84.116
19 2026-08-21 06:15 639228889785027669
18 ms 172.233.84.116
18 2026-08-21 05:58 639228880106330161
3 ms 172.233.84.116
17 2026-08-21 05:42 639228870316184091
513 ms 172.233.84.116
16 2026-08-21 05:26 639228860695366512
9 ms 172.233.84.116
15 2026-08-21 05:10 639228851027209500
502 ms 172.233.84.116
14 2026-08-21 04:54 639228841479265462
491 ms 172.233.84.116
13 2026-08-21 04:38 639228831752962260
501 ms 172.233.84.116
12 2026-08-21 04:22 639228821953295483
4 ms 172.233.84.116
11 2026-08-21 04:05 639228812227429953
290 ms 172.233.84.116
10 2026-08-21 03:49 639228802476107538
2 ms 172.233.84.116
9 2026-08-21 03:33 639228792525492032
32 ms 172.233.84.116
8 2026-08-21 02:40 639228761131421385
268 ms 172.233.84.116
7 2026-08-21 02:24 639228751571206692
512 ms 172.233.84.116
6 2026-08-21 02:08 639228741705571019
502 ms 172.233.84.116
5 2026-08-21 01:51 639228731642208228
4 ms 172.233.84.116
4 2026-08-21 00:59 639228700387002072
2268 ms 172.233.84.116
3 2026-08-21 00:43 639228690742014433
6 ms 172.233.84.116
2 2026-08-21 00:26 639228680877937122
254 ms 172.233.84.116
1 2026-08-21 00:10 639228670775860800
4 ms 172.233.84.116