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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 61 successful responses, 1 failed responses, and 196 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

62

Historical checks stored for this nameserver on selected date

Average Latency

196 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:51

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

61

Checks that returned a measurable response

Failed Responses

1

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 2026-08-12 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
62 2026-08-12 23:51 639221753022017039
2047 ms 68.233.140.122
61 2026-08-12 23:36 639221744107644868
46 ms 68.233.140.122
60 2026-08-12 23:21 639221735030187244
4 ms 68.233.140.122
59 2026-08-12 23:05 639221725815508109
40 ms 68.233.140.122
58 2026-08-12 22:14 639221694790955973
6 ms 68.233.140.122
57 2026-08-12 21:59 639221685562451720
57 ms 68.233.140.122
56 2026-08-12 21:43 639221676023655289
24 ms 68.233.140.122
55 2026-08-12 21:27 639221666449119409
13 ms 68.233.140.122
54 2026-08-12 20:36 639221635456432556
37 ms 68.233.140.122
53 2026-08-12 20:20 639221626313054202
31 ms 68.233.140.122
52 2026-08-12 20:05 639221617091958857
7 ms 68.233.140.122
51 2026-08-12 19:49 639221607786737151
66 ms 68.233.140.122
50 2026-08-12 18:58 639221576664330059
34 ms 68.233.140.122
49 2026-08-12 18:42 639221567514216674
9 ms 68.233.140.122
48 2026-08-12 18:27 639221558399762524
30 ms 68.233.140.122
47 2026-08-12 18:11 639221549052016282
12 ms 68.233.140.122
46 2026-08-12 17:20 639221517673834934
47 ms 68.233.140.122
45 2026-08-12 17:04 639221508282311633
9 ms 68.233.140.122
44 2026-08-12 16:48 639221498786324983
22 ms 68.233.140.122
43 2026-08-12 16:32 639221489157589737
23 ms 68.233.140.122
42 2026-08-12 15:40 639221457655914645
11 ms 68.233.140.122
41 2026-08-12 15:24 639221448164090526
2065 ms 68.233.140.122
40 2026-08-12 15:08 639221438725783630
38 ms 68.233.140.122
39 2026-08-12 14:52 639221429178071087
40 ms 68.233.140.122
38 2026-08-12 14:00 639221397761278719
13 ms 68.233.140.122
37 2026-08-12 13:44 639221388200567278
32 ms 68.233.140.122
36 2026-08-12 13:28 639221378483570949
30 ms 68.233.140.122
35 2026-08-12 13:12 639221368872360139
11 ms 68.233.140.122
34 2026-08-12 12:17 639221337226647415
59 ms 68.233.140.122
33 2026-08-12 12:02 639221327924087446
53 ms 68.233.140.122
32 2026-08-12 11:46 639221318096976375
16 ms 68.233.140.122
31 2026-08-12 11:29 639221308343145274
44 ms 68.233.140.122
30 2026-08-12 10:37 639221277089610470
-
29 2026-08-12 10:22 639221267628136359
58 ms 68.233.140.122
28 2026-08-12 10:05 639221257907569952
19 ms 68.233.140.122
27 2026-08-12 09:49 639221248402420965
18 ms 68.233.140.122
26 2026-08-12 08:57 639221216797540533
18 ms 68.233.140.122
25 2026-08-12 08:41 639221207385792352
22 ms 68.233.140.122
24 2026-08-12 08:25 639221198078534844
2053 ms 68.233.140.122
23 2026-08-12 08:10 639221188677585577
52 ms 68.233.140.122
22 2026-08-12 07:18 639221157276484143
10 ms 68.233.140.122
21 2026-08-12 07:02 639221147876262183
30 ms 68.233.140.122
20 2026-08-12 06:46 639221138388812469
30 ms 68.233.140.122
19 2026-08-12 06:31 639221128987381118
30 ms 68.233.140.122
18 2026-08-12 05:38 639221097816416095
41 ms 68.233.140.122
17 2026-08-12 05:23 639221088508065616
13 ms 68.233.140.122
16 2026-08-12 05:07 639221079092308503
28 ms 68.233.140.122
15 2026-08-12 04:52 639221069595873597
28 ms 68.233.140.122
14 2026-08-12 04:00 639221038601577496
10 ms 68.233.140.122
13 2026-08-12 03:45 639221029533901299
2013 ms 68.233.140.122
12 2026-08-12 03:29 639221020333828965
52 ms 68.233.140.122
11 2026-08-12 03:14 639221011110510484
16 ms 68.233.140.122
10 2026-08-12 02:21 639220979815209769
24 ms 68.233.140.122
9 2026-08-12 02:06 639220970971410921
26 ms 68.233.140.122
8 2026-08-12 01:51 639220961848982361
136 ms 68.233.140.122
7 2026-08-12 01:36 639220952784591501
49 ms 68.233.140.122
6 2026-08-12 01:21 639220943893596731
34 ms 68.233.140.122
5 2026-08-12 01:06 639220934954704520
37 ms 68.233.140.122
4 2026-08-12 00:51 639220925792457751
9 ms 68.233.140.122
3 2026-08-12 00:36 639220916610063538
49 ms 68.233.140.122
2 2026-08-12 00:20 639220907229361754
23 ms 68.233.140.122
1 2026-08-12 00:05 639220897896762127
2039 ms 68.233.140.122