DNS response history for a.dns40.com

a.dns40.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 2026-08-10. For this date, NameServerHistory found 82 DNS check records, 81 successful responses, 1 failed responses, and 172 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 a.dns40.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

172 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.50.175.168

Most recently resolved hosting IP on selected date

Successful Responses

81

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 a.dns40.com

Showing DNS history for 2026-08-10 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
82 2026-08-10 23:58 639220027366289509
34 ms 198.50.175.168
81 2026-08-10 23:43 639220018272941900
30 ms 198.50.175.168
80 2026-08-10 23:27 639220009109892969
32 ms 198.50.175.168
79 2026-08-10 23:12 639220000040489788
4 ms 198.50.175.168
78 2026-08-10 22:57 639219991197135747
6 ms 198.50.175.168
77 2026-08-10 22:42 639219982104540014
21 ms 198.50.175.168
76 2026-08-10 22:27 639219973150300215
4 ms 198.50.175.168
75 2026-08-10 22:12 639219964188486697
33 ms 198.50.175.168
74 2026-08-10 21:57 639219954995921784
14 ms 198.50.175.168
73 2026-08-10 21:41 639219945559908104
36 ms 198.50.175.168
72 2026-08-10 20:50 639219914137782273
16 ms 198.50.175.168
71 2026-08-10 20:35 639219904858355064
10 ms 198.50.175.168
70 2026-08-10 20:19 639219895655263396
16 ms 198.50.175.168
69 2026-08-10 20:04 639219886527091074
6 ms 198.50.175.168
68 2026-08-10 19:49 639219877343266628
49 ms 198.50.175.168
67 2026-08-10 19:33 639219868177358195
34 ms 198.50.175.168
66 2026-08-10 19:18 639219859159581515
58 ms 198.50.175.168
65 2026-08-10 19:03 639219850124020182
27 ms 198.50.175.168
64 2026-08-10 18:48 639219840940124840
29 ms 198.50.175.168
63 2026-08-10 18:33 639219831829876486
5 ms 198.50.175.168
62 2026-08-10 18:17 639219822587759143
15 ms 198.50.175.168
61 2026-08-10 18:02 639219813247114428
5 ms 198.50.175.168
60 2026-08-10 17:11 639219781959606396
6 ms 198.50.175.168
59 2026-08-10 16:55 639219772658305431
14 ms 198.50.175.168
58 2026-08-10 16:40 639219763454523027
7 ms 198.50.175.168
57 2026-08-10 16:25 639219754279127815
5 ms 198.50.175.168
56 2026-08-10 16:09 639219745087467767
9 ms 198.50.175.168
55 2026-08-10 15:54 639219735900678107
34 ms 198.50.175.168
54 2026-08-10 15:39 639219726531461979
5 ms 198.50.175.168
53 2026-08-10 15:23 639219717415222156
42 ms 198.50.175.168
52 2026-08-10 15:08 639219708266470863
59 ms 198.50.175.168
51 2026-08-10 14:53 639219699049479559
13 ms 198.50.175.168
50 2026-08-10 14:37 639219689775815194
35 ms 198.50.175.168
49 2026-08-10 14:22 639219680511810632
6 ms 198.50.175.168
48 2026-08-10 13:30 639219648997191257
39 ms 198.50.175.168
47 2026-08-10 13:15 639219639938909436
7 ms 198.50.175.168
46 2026-08-10 13:00 639219630718286441
47 ms 198.50.175.168
45 2026-08-10 12:45 639219621472350410
10 ms 198.50.175.168
44 2026-08-10 12:29 639219612500421992
8 ms 198.50.175.168
43 2026-08-10 12:14 639219603383833445
70 ms 198.50.175.168
42 2026-08-10 11:59 639219594143823358
11 ms 198.50.175.168
41 2026-08-10 11:44 639219585053166024
7 ms 198.50.175.168
40 2026-08-10 11:29 639219575885776644
8 ms 198.50.175.168
39 2026-08-10 11:13 639219566844532361
40 ms 198.50.175.168
38 2026-08-10 10:58 639219557705808294
9 ms 198.50.175.168
37 2026-08-10 10:43 639219548482688649
29 ms 198.50.175.168
36 2026-08-10 09:50 639219517492763539
18 ms 198.50.175.168
35 2026-08-10 09:36 639219508755773605
10 ms 198.50.175.168
34 2026-08-10 09:21 639219499852103863
2093 ms 198.50.175.168
33 2026-08-10 09:06 639219490893714387
2018 ms 198.50.175.168
32 2026-08-10 08:52 639219482299305521
10 ms 198.50.175.168
31 2026-08-10 08:37 639219473613114853
44 ms 198.50.175.168
30 2026-08-10 08:23 639219465061138643
7 ms 198.50.175.168
29 2026-08-10 08:09 639219456616129015
21 ms 198.50.175.168
28 2026-08-10 07:55 639219447974008557
2027 ms 198.50.175.168
27 2026-08-10 07:40 639219439498255213
36 ms 198.50.175.168
26 2026-08-10 07:26 639219430664872256
10 ms 198.50.175.168
25 2026-08-10 07:11 639219421757560037
21 ms 198.50.175.168
24 2026-08-10 06:17 639219390773218684
2041 ms 198.50.175.168
23 2026-08-10 06:02 639219382205367722
21 ms 198.50.175.168
22 2026-08-10 05:48 639219373711937615
-
21 2026-08-10 05:34 639219365088558404
32 ms 198.50.175.168
20 2026-08-10 05:19 639219356348833255
18 ms 198.50.175.168
19 2026-08-10 05:05 639219347860053478
27 ms 198.50.175.168
18 2026-08-10 04:51 639219339173195121
12 ms 198.50.175.168
17 2026-08-10 04:36 639219330642664669
17 ms 198.50.175.168
16 2026-08-10 04:22 639219322058698995
4 ms 198.50.175.168
15 2026-08-10 04:08 639219313564344199
22 ms 198.50.175.168
14 2026-08-10 03:53 639219304775113236
2045 ms 198.50.175.168
13 2026-08-10 03:38 639219295706181119
8 ms 198.50.175.168
12 2026-08-10 02:47 639219264663923254
63 ms 198.50.175.168
11 2026-08-10 02:33 639219256015178099
8 ms 198.50.175.168
10 2026-08-10 02:18 639219247509540188
22 ms 198.50.175.168
9 2026-08-10 02:04 639219238999539092
32 ms 198.50.175.168
8 2026-08-10 01:50 639219230498823902
16 ms 198.50.175.168
7 2026-08-10 01:35 639219221706460911
28 ms 198.50.175.168
6 2026-08-10 01:21 639219212930606887
13 ms 198.50.175.168
5 2026-08-10 01:06 639219204307908525
17 ms 198.50.175.168
4 2026-08-10 00:52 639219195720181470
2113 ms 198.50.175.168
3 2026-08-10 00:37 639219186898174002
7 ms 198.50.175.168
2 2026-08-10 00:22 639219178004946976
14 ms 198.50.175.168
1 2026-08-10 00:07 639219168958805474
4 ms 198.50.175.168