DNS response history for ns4.lightreading.com

ns4.lightreading.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, 80 successful responses, 2 failed responses, and 269 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 ns4.lightreading.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

269 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.251.192.40

Most recently resolved hosting IP on selected date

Successful Responses

80

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.lightreading.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 23:56 639220027366289509
132 ms 205.251.192.40
81 2026-08-10 23:41 639220018272941900
137 ms 205.251.192.40
80 2026-08-10 23:25 639220009109892969
141 ms 205.251.192.40
79 2026-08-10 23:10 639220000040489788
91 ms 205.251.192.40
78 2026-08-10 22:55 639219991197135747
161 ms 205.251.192.40
77 2026-08-10 22:40 639219982104540014
2023 ms 205.251.192.40
76 2026-08-10 22:25 639219973150300215
23 ms 205.251.192.40
75 2026-08-10 22:10 639219964188486697
2013 ms 205.251.192.40
74 2026-08-10 21:55 639219954995921784
61 ms 205.251.192.40
73 2026-08-10 21:39 639219945559908104
168 ms 205.251.192.40
72 2026-08-10 20:45 639219914137782273
19 ms 205.251.192.40
71 2026-08-10 20:29 639219904858355064
2039 ms 205.251.192.40
70 2026-08-10 20:14 639219895655263396
16 ms 205.251.192.40
69 2026-08-10 19:59 639219886527091074
42 ms 205.251.192.40
68 2026-08-10 19:43 639219877343266628
2058 ms 205.251.192.40
67 2026-08-10 19:28 639219868177358195
35 ms 205.251.192.40
66 2026-08-10 19:13 639219859159581515
11 ms 205.251.192.40
65 2026-08-10 18:58 639219850124020182
7 ms 205.251.192.40
64 2026-08-10 18:43 639219840940124840
10 ms 205.251.192.40
63 2026-08-10 18:27 639219831829876486
8 ms 205.251.192.40
62 2026-08-10 18:12 639219822587759143
13 ms 205.251.192.40
61 2026-08-10 17:57 639219813247114428
-
60 2026-08-10 17:05 639219781959606396
16 ms 205.251.192.40
59 2026-08-10 16:50 639219772658305431
41 ms 205.251.192.40
58 2026-08-10 16:34 639219763454523027
7 ms 205.251.192.40
57 2026-08-10 16:19 639219754279127815
18 ms 205.251.192.40
56 2026-08-10 16:04 639219745087467767
40 ms 205.251.192.40
55 2026-08-10 15:48 639219735900678107
5 ms 205.251.192.40
54 2026-08-10 15:33 639219726531461979
9 ms 205.251.192.40
53 2026-08-10 15:18 639219717415222156
45 ms 205.251.192.40
52 2026-08-10 15:02 639219708266470863
45 ms 205.251.192.40
51 2026-08-10 14:47 639219699049479559
12 ms 205.251.192.40
50 2026-08-10 14:31 639219689775815194
30 ms 205.251.192.40
49 2026-08-10 14:16 639219680511810632
9 ms 205.251.192.40
48 2026-08-10 13:24 639219648997191257
50 ms 205.251.192.40
47 2026-08-10 13:09 639219639938909436
91 ms 205.251.192.40
46 2026-08-10 12:54 639219630718286441
12 ms 205.251.192.40
45 2026-08-10 12:38 639219621472350410
24 ms 205.251.192.40
44 2026-08-10 12:23 639219612500421992
49 ms 205.251.192.40
43 2026-08-10 12:08 639219603383833445
21 ms 205.251.192.40
42 2026-08-10 11:53 639219594143823358
13 ms 205.251.192.40
41 2026-08-10 11:38 639219585053166024
196 ms 205.251.192.40
40 2026-08-10 11:22 639219575885776644
21 ms 205.251.192.40
39 2026-08-10 11:07 639219566844532361
100 ms 205.251.192.40
38 2026-08-10 10:52 639219557705808294
16 ms 205.251.192.40
37 2026-08-10 10:37 639219548482688649
57 ms 205.251.192.40
36 2026-08-10 09:45 639219517492763539
27 ms 205.251.192.40
35 2026-08-10 09:30 639219508755773605
139 ms 205.251.192.40
34 2026-08-10 09:15 639219499852103863
10 ms 205.251.192.40
33 2026-08-10 09:00 639219490893714387
14 ms 205.251.192.40
32 2026-08-10 08:46 639219482299305521
2013 ms 205.251.192.40
31 2026-08-10 08:32 639219473613114853
83 ms 205.251.192.40
30 2026-08-10 08:17 639219465061138643
5 ms 205.251.192.40
29 2026-08-10 08:03 639219456616129015
32 ms 205.251.192.40
28 2026-08-10 07:49 639219447974008557
60 ms 205.251.192.40
27 2026-08-10 07:35 639219439498255213
42 ms 205.251.192.40
26 2026-08-10 07:20 639219430664872256
2049 ms 205.251.192.40
25 2026-08-10 07:05 639219421757560037
20 ms 205.251.192.40
24 2026-08-10 06:13 639219390773218684
33 ms 205.251.192.40
23 2026-08-10 05:59 639219382205367722
45 ms 205.251.192.40
22 2026-08-10 05:45 639219373711937615
2018 ms 205.251.192.40
21 2026-08-10 05:30 639219365088558404
85 ms 205.251.192.40
20 2026-08-10 05:16 639219356348833255
40 ms 205.251.192.40
19 2026-08-10 05:02 639219347860053478
19 ms 205.251.192.40
18 2026-08-10 04:47 639219339173195121
12 ms 205.251.192.40
17 2026-08-10 04:33 639219330642664669
92 ms 205.251.192.40
16 2026-08-10 04:19 639219322058698995
2014 ms 205.251.192.40
15 2026-08-10 04:05 639219313564344199
35 ms 205.251.192.40
14 2026-08-10 03:50 639219304775113236
19 ms 205.251.192.40
13 2026-08-10 03:35 639219295706181119
32 ms 205.251.192.40
12 2026-08-10 02:42 639219264663923254
2017 ms 205.251.192.40
11 2026-08-10 02:27 639219256015178099
107 ms 205.251.192.40
10 2026-08-10 02:13 639219247509540188
43 ms 205.251.192.40
9 2026-08-10 01:59 639219238999539092
-
8 2026-08-10 01:44 639219230498823902
41 ms 205.251.192.40
7 2026-08-10 01:30 639219221706460911
30 ms 205.251.192.40
6 2026-08-10 01:15 639219212930606887
27 ms 205.251.192.40
5 2026-08-10 01:01 639219204307908525
33 ms 205.251.192.40
4 2026-08-10 00:46 639219195720181470
49 ms 205.251.192.40
3 2026-08-10 00:32 639219186898174002
38 ms 205.251.192.40
2 2026-08-10 00:17 639219178004946976
18 ms 205.251.192.40
1 2026-08-10 00:02 639219168958805474
28 ms 205.251.192.40