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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 484 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

75

Historical checks stored for this nameserver on selected date

Average Latency

484 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 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

74

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 2026-08-18 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
75 2026-08-18 23:53 639226935204800669
129 ms 158.106.137.234
74 2026-08-18 23:36 639226925298919497
232 ms 158.106.137.234
73 2026-08-18 23:20 639226915487885053
218 ms 158.106.137.234
72 2026-08-18 23:03 639226905465760034
8 ms 158.106.137.234
71 2026-08-18 22:46 639226895378104692
236 ms 158.106.137.234
70 2026-08-18 21:53 639226863374232622
135 ms 158.106.137.234
69 2026-08-18 21:37 639226853698516058
227 ms 158.106.137.234
68 2026-08-18 21:20 639226843797360601
130 ms 158.106.137.234
67 2026-08-18 21:04 639226834046588155
224 ms 158.106.137.234
66 2026-08-18 20:48 639226824234488533
145 ms 158.106.137.234
65 2026-08-18 20:31 639226814549928621
158 ms 158.106.137.234
64 2026-08-18 20:15 639226804721432353
109 ms 158.106.137.234
63 2026-08-18 19:59 639226795048828184
121 ms 158.106.137.234
62 2026-08-18 19:43 639226785202482420
27 ms 158.106.137.234
61 2026-08-18 19:26 639226775309362607
2138 ms 158.106.137.234
60 2026-08-18 19:09 639226765406586155
115 ms 158.106.137.234
59 2026-08-18 18:53 639226755437790519
249 ms 158.106.137.234
58 2026-08-18 18:00 639226723856194457
119 ms 158.106.137.234
57 2026-08-18 17:44 639226714050583422
134 ms 158.106.137.234
56 2026-08-18 17:28 639226704236499724
117 ms 158.106.137.234
55 2026-08-18 17:11 639226694184520163
-
54 2026-08-18 16:54 639226684161203477
2242 ms 158.106.137.234
53 2026-08-18 16:38 639226674305430109
216 ms 158.106.137.234
52 2026-08-18 16:21 639226664489607984
2123 ms 158.106.137.234
51 2026-08-18 16:05 639226654533111667
228 ms 158.106.137.234
50 2026-08-18 15:48 639226644778594725
8 ms 158.106.137.234
49 2026-08-18 15:32 639226634901553621
9 ms 158.106.137.234
48 2026-08-18 15:15 639226624921864967
225 ms 158.106.137.234
47 2026-08-18 14:59 639226614939419403
138 ms 158.106.137.234
46 2026-08-18 14:06 639226583021074771
107 ms 158.106.137.234
45 2026-08-18 13:49 639226573279933585
234 ms 158.106.137.234
44 2026-08-18 13:33 639226563494036301
124 ms 158.106.137.234
43 2026-08-18 13:17 639226553708216256
248 ms 158.106.137.234
42 2026-08-18 13:00 639226544003734815
140 ms 158.106.137.234
41 2026-08-18 12:44 639226534105733155
32 ms 158.106.137.234
40 2026-08-18 12:28 639226524298118898
146 ms 158.106.137.234
39 2026-08-18 12:11 639226514525195335
178 ms 158.106.137.234
38 2026-08-18 11:55 639226504703635320
244 ms 158.106.137.234
37 2026-08-18 11:38 639226494737271720
2007 ms 158.106.137.234
36 2026-08-18 11:22 639226485005027236
2113 ms 158.106.137.234
35 2026-08-18 11:06 639226475133236105
232 ms 158.106.137.234
34 2026-08-18 10:12 639226442975077052
139 ms 158.106.137.234
33 2026-08-18 09:56 639226433317932039
2017 ms 158.106.137.234
32 2026-08-18 09:40 639226423688431096
111 ms 158.106.137.234
31 2026-08-18 09:24 639226413998250045
241 ms 158.106.137.234
30 2026-08-18 09:08 639226404284554875
2140 ms 158.106.137.234
29 2026-08-18 08:51 639226394637043309
141 ms 158.106.137.234
28 2026-08-18 08:35 639226385052447582
298 ms 158.106.137.234
27 2026-08-18 08:20 639226375506189603
159 ms 158.106.137.234
26 2026-08-18 08:03 639226365690646426
272 ms 158.106.137.234
25 2026-08-18 07:47 639226355771007701
258 ms 158.106.137.234
24 2026-08-18 07:30 639226345946269369
248 ms 158.106.137.234
23 2026-08-18 07:14 639226336241601848
231 ms 158.106.137.234
22 2026-08-18 06:22 639226304950675290
7 ms 158.106.137.234
21 2026-08-18 06:06 639226295324754616
3 ms 158.106.137.234
20 2026-08-18 05:50 639226285824640601
2133 ms 158.106.137.234
19 2026-08-18 05:34 639226276321223917
2238 ms 158.106.137.234
18 2026-08-18 05:18 639226266800200046
266 ms 158.106.137.234
17 2026-08-18 05:02 639226256958066164
260 ms 158.106.137.234
16 2026-08-18 04:46 639226247432364597
241 ms 158.106.137.234
15 2026-08-18 04:30 639226237703388552
245 ms 158.106.137.234
14 2026-08-18 04:14 639226227937569589
237 ms 158.106.137.234
13 2026-08-18 03:57 639226218052465471
230 ms 158.106.137.234
12 2026-08-18 03:41 639226208429623997
251 ms 158.106.137.234
11 2026-08-18 03:25 639226198800675295
213 ms 158.106.137.234
10 2026-08-18 02:33 639226167722042574
113 ms 158.106.137.234
9 2026-08-18 02:18 639226158277924383
2139 ms 158.106.137.234
8 2026-08-18 02:02 639226148757810592
113 ms 158.106.137.234
7 2026-08-18 01:46 639226139348611045
155 ms 158.106.137.234
6 2026-08-18 01:30 639226129823462907
2113 ms 158.106.137.234
5 2026-08-18 01:14 639226120218260005
130 ms 158.106.137.234
4 2026-08-18 00:58 639226110875503904
17 ms 158.106.137.234
3 2026-08-18 00:43 639226101376311912
278 ms 158.106.137.234
2 2026-08-18 00:27 639226091924943492
2007 ms 158.106.137.234
1 2026-08-18 00:11 639226082133158124
224 ms 158.106.137.234