DNS response history for ns1.iusa-root.com

ns1.iusa-root.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 238 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.iusa-root.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

238 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

68.233.140.122

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 ns1.iusa-root.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 23:55 639220027366289509
28 ms 68.233.140.122
81 2026-08-10 23:40 639220018272941900
7 ms 68.233.140.122
80 2026-08-10 23:25 639220009109892969
55 ms 68.233.140.122
79 2026-08-10 23:09 639220000040489788
9 ms 68.233.140.122
78 2026-08-10 22:55 639219991197135747
11 ms 68.233.140.122
77 2026-08-10 22:40 639219982104540014
32 ms 68.233.140.122
76 2026-08-10 22:25 639219973150300215
19 ms 68.233.140.122
75 2026-08-10 22:10 639219964188486697
43 ms 68.233.140.122
74 2026-08-10 21:54 639219954995921784
47 ms 68.233.140.122
73 2026-08-10 21:39 639219945559908104
248 ms 68.233.140.122
72 2026-08-10 20:47 639219914137782273
58 ms 68.233.140.122
71 2026-08-10 20:31 639219904858355064
11 ms 68.233.140.122
70 2026-08-10 20:16 639219895655263396
153 ms 68.233.140.122
69 2026-08-10 20:00 639219886527091074
22 ms 68.233.140.122
68 2026-08-10 19:45 639219877343266628
9 ms 68.233.140.122
67 2026-08-10 19:30 639219868177358195
17 ms 68.233.140.122
66 2026-08-10 19:15 639219859159581515
28 ms 68.233.140.122
65 2026-08-10 19:00 639219850124020182
23 ms 68.233.140.122
64 2026-08-10 18:44 639219840940124840
48 ms 68.233.140.122
63 2026-08-10 18:29 639219831829876486
12 ms 68.233.140.122
62 2026-08-10 18:14 639219822587759143
24 ms 68.233.140.122
61 2026-08-10 17:58 639219813247114428
2012 ms 68.233.140.122
60 2026-08-10 17:06 639219781959606396
59 ms 68.233.140.122
59 2026-08-10 16:51 639219772658305431
2028 ms 68.233.140.122
58 2026-08-10 16:35 639219763454523027
18 ms 68.233.140.122
57 2026-08-10 16:20 639219754279127815
64 ms 68.233.140.122
56 2026-08-10 16:04 639219745087467767
46 ms 68.233.140.122
55 2026-08-10 15:49 639219735900678107
31 ms 68.233.140.122
54 2026-08-10 15:34 639219726531461979
29 ms 68.233.140.122
53 2026-08-10 15:18 639219717415222156
35 ms 68.233.140.122
52 2026-08-10 15:03 639219708266470863
2040 ms 68.233.140.122
51 2026-08-10 14:48 639219699049479559
31 ms 68.233.140.122
50 2026-08-10 14:32 639219689775815194
49 ms 68.233.140.122
49 2026-08-10 14:17 639219680511810632
41 ms 68.233.140.122
48 2026-08-10 13:24 639219648997191257
33 ms 68.233.140.122
47 2026-08-10 13:09 639219639938909436
65 ms 68.233.140.122
46 2026-08-10 12:54 639219630718286441
2023 ms 68.233.140.122
45 2026-08-10 12:38 639219621472350410
31 ms 68.233.140.122
44 2026-08-10 12:23 639219612500421992
23 ms 68.233.140.122
43 2026-08-10 12:08 639219603383833445
39 ms 68.233.140.122
42 2026-08-10 11:53 639219594143823358
31 ms 68.233.140.122
41 2026-08-10 11:37 639219585053166024
12 ms 68.233.140.122
40 2026-08-10 11:22 639219575885776644
22 ms 68.233.140.122
39 2026-08-10 11:07 639219566844532361
12 ms 68.233.140.122
38 2026-08-10 10:52 639219557705808294
22 ms 68.233.140.122
37 2026-08-10 10:36 639219548482688649
2016 ms 68.233.140.122
36 2026-08-10 09:42 639219517492763539
32 ms 68.233.140.122
35 2026-08-10 09:28 639219508755773605
-
34 2026-08-10 09:13 639219499852103863
2021 ms 68.233.140.122
33 2026-08-10 08:58 639219490893714387
4 ms 68.233.140.122
32 2026-08-10 08:44 639219482299305521
119 ms 68.233.140.122
31 2026-08-10 08:29 639219473613114853
26 ms 68.233.140.122
30 2026-08-10 08:15 639219465061138643
5 ms 68.233.140.122
29 2026-08-10 08:01 639219456616129015
36 ms 68.233.140.122
28 2026-08-10 07:46 639219447974008557
17 ms 68.233.140.122
27 2026-08-10 07:32 639219439498255213
30 ms 68.233.140.122
26 2026-08-10 07:18 639219430664872256
-
25 2026-08-10 07:03 639219421757560037
44 ms 68.233.140.122
24 2026-08-10 06:11 639219390773218684
27 ms 68.233.140.122
23 2026-08-10 05:57 639219382205367722
56 ms 68.233.140.122
22 2026-08-10 05:43 639219373711937615
18 ms 68.233.140.122
21 2026-08-10 05:28 639219365088558404
13 ms 68.233.140.122
20 2026-08-10 05:14 639219356348833255
2045 ms 68.233.140.122
19 2026-08-10 05:00 639219347860053478
23 ms 68.233.140.122
18 2026-08-10 04:45 639219339173195121
61 ms 68.233.140.122
17 2026-08-10 04:31 639219330642664669
30 ms 68.233.140.122
16 2026-08-10 04:17 639219322058698995
103 ms 68.233.140.122
15 2026-08-10 04:02 639219313564344199
52 ms 68.233.140.122
14 2026-08-10 03:48 639219304775113236
35 ms 68.233.140.122
13 2026-08-10 03:33 639219295706181119
33 ms 68.233.140.122
12 2026-08-10 02:41 639219264663923254
17 ms 68.233.140.122
11 2026-08-10 02:26 639219256015178099
2122 ms 68.233.140.122
10 2026-08-10 02:12 639219247509540188
11 ms 68.233.140.122
9 2026-08-10 01:58 639219238999539092
3 ms 68.233.140.122
8 2026-08-10 01:44 639219230498823902
34 ms 68.233.140.122
7 2026-08-10 01:29 639219221706460911
32 ms 68.233.140.122
6 2026-08-10 01:15 639219212930606887
18 ms 68.233.140.122
5 2026-08-10 01:00 639219204307908525
8 ms 68.233.140.122
4 2026-08-10 00:46 639219195720181470
31 ms 68.233.140.122
3 2026-08-10 00:31 639219186898174002
46 ms 68.233.140.122
2 2026-08-10 00:16 639219178004946976
73 ms 68.233.140.122
1 2026-08-10 00:01 639219168958805474
77 ms 68.233.140.122