DNS response history for ns1.checkmark-alpha.com

ns1.checkmark-alpha.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, 72 successful responses, 1 failed responses, and 295 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.checkmark-alpha.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

295 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

158.106.137.234

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.checkmark-alpha.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 23:53 639229527598660841
214 ms 158.106.137.234
72 2026-08-21 23:37 639229517954323214
2121 ms 158.106.137.234
71 2026-08-21 23:21 639229508269999021
13 ms 158.106.137.234
70 2026-08-21 23:05 639229498559060171
244 ms 158.106.137.234
69 2026-08-21 22:48 639229488519347586
112 ms 158.106.137.234
68 2026-08-21 21:55 639229456606578934
154 ms 158.106.137.234
67 2026-08-21 21:39 639229446985772499
116 ms 158.106.137.234
66 2026-08-21 21:23 639229437367313098
226 ms 158.106.137.234
65 2026-08-21 21:07 639229427923950391
30 ms 158.106.137.234
64 2026-08-21 20:51 639229418168588854
119 ms 158.106.137.234
63 2026-08-21 20:35 639229408345678334
249 ms 158.106.137.234
62 2026-08-21 20:18 639229398616354648
232 ms 158.106.137.234
61 2026-08-21 20:02 639229388634592323
158 ms 158.106.137.234
60 2026-08-21 19:45 639229378792837692
7 ms 158.106.137.234
59 2026-08-21 19:29 639229369154682311
158 ms 158.106.137.234
58 2026-08-21 19:13 639229359248017926
233 ms 158.106.137.234
57 2026-08-21 18:56 639229349124294642
2054 ms 158.106.137.234
56 2026-08-21 18:04 639229317791715692
2245 ms 158.106.137.234
55 2026-08-21 17:48 639229308115194575
6 ms 158.106.137.234
54 2026-08-21 17:31 639229298320320558
119 ms 158.106.137.234
53 2026-08-21 17:15 639229288674863221
136 ms 158.106.137.234
52 2026-08-21 16:59 639229278983677079
147 ms 158.106.137.234
51 2026-08-21 16:43 639229269405517175
230 ms 158.106.137.234
50 2026-08-21 16:27 639229259594798244
252 ms 158.106.137.234
49 2026-08-21 16:10 639229249736681188
15 ms 158.106.137.234
48 2026-08-21 15:54 639229239699417787
163 ms 158.106.137.234
47 2026-08-21 15:37 639229229621964033
118 ms 158.106.137.234
46 2026-08-21 15:20 639229219567270965
234 ms 158.106.137.234
45 2026-08-21 15:03 639229209406666856
165 ms 158.106.137.234
44 2026-08-21 14:10 639229177815876178
8 ms 158.106.137.234
43 2026-08-21 13:54 639229168243572685
111 ms 158.106.137.234
42 2026-08-21 13:38 639229158599856475
11 ms 158.106.137.234
41 2026-08-21 13:22 639229148998940902
6 ms 158.106.137.234
40 2026-08-21 13:06 639229139276923594
3 ms 158.106.137.234
39 2026-08-21 12:50 639229129709912394
237 ms 158.106.137.234
38 2026-08-21 12:34 639229119801488500
241 ms 158.106.137.234
37 2026-08-21 12:17 639229110135262458
214 ms 158.106.137.234
36 2026-08-21 12:01 639229100336051392
227 ms 158.106.137.234
35 2026-08-21 11:45 639229090641415626
118 ms 158.106.137.234
34 2026-08-21 11:28 639229080702683947
2111 ms 158.106.137.234
33 2026-08-21 11:12 639229070601456699
125 ms 158.106.137.234
32 2026-08-21 10:19 639229038947447232
186 ms 158.106.137.234
31 2026-08-21 10:03 639229029268708773
236 ms 158.106.137.234
30 2026-08-21 09:47 639229019647910603
124 ms 158.106.137.234
29 2026-08-21 09:31 639229009983843738
7 ms 158.106.137.234
28 2026-08-21 09:14 639229000203331882
231 ms 158.106.137.234
27 2026-08-21 08:58 639228990302335999
3 ms 158.106.137.234
26 2026-08-21 08:42 639228980567740722
229 ms 158.106.137.234
25 2026-08-21 08:25 639228970762445174
2111 ms 158.106.137.234
24 2026-08-21 08:09 639228961065054445
140 ms 158.106.137.234
23 2026-08-21 07:53 639228951224649885
133 ms 158.106.137.234
22 2026-08-21 07:36 639228941303864592
136 ms 158.106.137.234
21 2026-08-21 07:19 639228931191328583
224 ms 158.106.137.234
20 2026-08-21 06:27 639228899518173317
113 ms 158.106.137.234
19 2026-08-21 06:10 639228889785027669
233 ms 158.106.137.234
18 2026-08-21 05:54 639228880106330161
3 ms 158.106.137.234
17 2026-08-21 05:38 639228870316184091
8 ms 158.106.137.234
16 2026-08-21 05:22 639228860695366512
112 ms 158.106.137.234
15 2026-08-21 05:06 639228851027209500
-
14 2026-08-21 04:50 639228841479265462
231 ms 158.106.137.234
13 2026-08-21 04:34 639228831752962260
8 ms 158.106.137.234
12 2026-08-21 04:17 639228821953295483
109 ms 158.106.137.234
11 2026-08-21 04:01 639228812227429953
9 ms 158.106.137.234
10 2026-08-21 03:45 639228802476107538
33 ms 158.106.137.234
9 2026-08-21 03:28 639228792525492032
7 ms 158.106.137.234
8 2026-08-21 02:36 639228761131421385
262 ms 158.106.137.234
7 2026-08-21 02:20 639228751571206692
210 ms 158.106.137.234
6 2026-08-21 02:04 639228741705571019
2107 ms 158.106.137.234
5 2026-08-21 01:47 639228731642208228
232 ms 158.106.137.234
4 2026-08-21 00:55 639228700387002072
7 ms 158.106.137.234
3 2026-08-21 00:38 639228690742014433
20 ms 158.106.137.234
2 2026-08-21 00:22 639228680877937122
7 ms 158.106.137.234
1 2026-08-21 00:05 639228670775860800
113 ms 158.106.137.234