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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 313 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

74

Historical checks stored for this nameserver on selected date

Average Latency

313 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:47

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

73

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 2026-08-19 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 23:47 639227795899225951
254 ms 158.106.137.234
73 2026-08-19 23:31 639227786351762008
9 ms 158.106.137.234
72 2026-08-19 23:15 639227776640591733
252 ms 158.106.137.234
71 2026-08-19 22:59 639227767128841282
124 ms 158.106.137.234
70 2026-08-19 22:43 639227757477304711
128 ms 158.106.137.234
69 2026-08-19 22:27 639227747572098014
230 ms 158.106.137.234
68 2026-08-19 22:10 639227737588613113
235 ms 158.106.137.234
67 2026-08-19 21:18 639227706134603955
120 ms 158.106.137.234
66 2026-08-19 21:02 639227696589027396
235 ms 158.106.137.234
65 2026-08-19 20:46 639227687097707639
4 ms 158.106.137.234
64 2026-08-19 20:30 639227677474464487
4 ms 158.106.137.234
63 2026-08-19 20:14 639227667767441118
2116 ms 158.106.137.234
62 2026-08-19 19:57 639227657984833832
41 ms 158.106.137.234
61 2026-08-19 19:41 639227648079992640
111 ms 158.106.137.234
60 2026-08-19 19:24 639227638125048441
234 ms 158.106.137.234
59 2026-08-19 19:08 639227628211392142
220 ms 158.106.137.234
58 2026-08-19 18:51 639227618261696275
117 ms 158.106.137.234
57 2026-08-19 18:34 639227608366233645
111 ms 158.106.137.234
56 2026-08-19 18:18 639227598301787588
244 ms 158.106.137.234
55 2026-08-19 17:25 639227566241010716
240 ms 158.106.137.234
54 2026-08-19 17:08 639227556454538959
116 ms 158.106.137.234
53 2026-08-19 16:52 639227546640305542
247 ms 158.106.137.234
52 2026-08-19 16:35 639227536965466472
110 ms 158.106.137.234
51 2026-08-19 16:19 639227527048658280
115 ms 158.106.137.234
50 2026-08-19 16:03 639227517386634438
8 ms 158.106.137.234
49 2026-08-19 15:46 639227507459551637
3 ms 158.106.137.234
48 2026-08-19 15:30 639227497515595277
165 ms 158.106.137.234
47 2026-08-19 15:13 639227487441798036
2170 ms 158.106.137.234
46 2026-08-19 14:56 639227477445551863
229 ms 158.106.137.234
45 2026-08-19 14:39 639227467297067891
225 ms 158.106.137.234
44 2026-08-19 14:22 639227457057795635
2107 ms 158.106.137.234
43 2026-08-19 13:29 639227425244777397
231 ms 158.106.137.234
42 2026-08-19 13:13 639227415422116485
123 ms 158.106.137.234
41 2026-08-19 12:56 639227405307256053
234 ms 158.106.137.234
40 2026-08-19 12:39 639227395396602630
4 ms 158.106.137.234
39 2026-08-19 12:23 639227385510363611
125 ms 158.106.137.234
38 2026-08-19 12:06 639227375508324850
122 ms 158.106.137.234
37 2026-08-19 11:49 639227365326611906
238 ms 158.106.137.234
36 2026-08-19 11:33 639227355360014208
114 ms 158.106.137.234
35 2026-08-19 11:16 639227345036782165
243 ms 158.106.137.234
34 2026-08-19 10:59 639227334992964533
256 ms 158.106.137.234
33 2026-08-19 10:42 639227324986605572
225 ms 158.106.137.234
32 2026-08-19 10:25 639227314928414539
221 ms 158.106.137.234
31 2026-08-19 09:32 639227283029182134
221 ms 158.106.137.234
30 2026-08-19 09:16 639227273294779350
240 ms 158.106.137.234
29 2026-08-19 09:00 639227263525231313
146 ms 158.106.137.234
28 2026-08-19 08:43 639227253578313363
111 ms 158.106.137.234
27 2026-08-19 08:27 639227243649973322
123 ms 158.106.137.234
26 2026-08-19 08:10 639227233581059317
117 ms 158.106.137.234
25 2026-08-19 07:53 639227223667352067
226 ms 158.106.137.234
24 2026-08-19 07:37 639227213714837066
2122 ms 158.106.137.234
23 2026-08-19 07:20 639227203701208496
234 ms 158.106.137.234
22 2026-08-19 07:03 639227193643202179
121 ms 158.106.137.234
21 2026-08-19 06:46 639227183584431597
228 ms 158.106.137.234
20 2026-08-19 06:30 639227173347403088
141 ms 158.106.137.234
19 2026-08-19 05:36 639227141523007601
135 ms 158.106.137.234
18 2026-08-19 05:20 639227131785931574
4245 ms 158.106.137.234
17 2026-08-19 05:04 639227122176475389
3 ms 158.106.137.234
16 2026-08-19 04:48 639227112668934596
-
15 2026-08-19 04:32 639227102773292788
115 ms 158.106.137.234
14 2026-08-19 04:16 639227093141136930
3 ms 158.106.137.234
13 2026-08-19 04:00 639227083449420147
228 ms 158.106.137.234
12 2026-08-19 03:43 639227073771748493
8 ms 158.106.137.234
11 2026-08-19 03:27 639227063977347614
239 ms 158.106.137.234
10 2026-08-19 03:11 639227054253519024
188 ms 158.106.137.234
9 2026-08-19 02:54 639227044381963886
223 ms 158.106.137.234
8 2026-08-19 02:38 639227034441085514
106 ms 158.106.137.234
7 2026-08-19 01:46 639227003126489968
226 ms 158.106.137.234
6 2026-08-19 01:30 639226993456311614
113 ms 158.106.137.234
5 2026-08-19 01:14 639226983847312345
153 ms 158.106.137.234
4 2026-08-19 00:58 639226974357874853
8 ms 158.106.137.234
3 2026-08-19 00:42 639226964670484721
17 ms 158.106.137.234
2 2026-08-19 00:25 639226954857899696
47 ms 158.106.137.234
1 2026-08-19 00:09 639226945091603488
72 ms 158.106.137.234