DNS response history for u1.amazonaws.com

u1.amazonaws.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 2026-08-14. For this date, NameServerHistory found 78 DNS check records, 78 successful responses, 0 failed responses, and 333 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 u1.amazonaws.com.
Records on Selected Date

78

Historical checks stored for this nameserver on selected date

Average Latency

333 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.64.10

Most recently resolved hosting IP on selected date

Successful Responses

78

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for u1.amazonaws.com

Showing DNS history for 2026-08-14 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
78 2026-08-14 23:57 639223486524583054
14 ms 156.154.64.10
77 2026-08-14 23:42 639223477272309567
7 ms 156.154.64.10
76 2026-08-14 23:26 639223467876800215
6 ms 156.154.64.10
75 2026-08-14 23:11 639223458466733344
16 ms 156.154.64.10
74 2026-08-14 22:55 639223449196197019
28 ms 156.154.64.10
73 2026-08-14 22:39 639223439729973302
2048 ms 156.154.64.10
72 2026-08-14 22:24 639223430298973377
2040 ms 156.154.64.10
71 2026-08-14 22:08 639223420812183061
37 ms 156.154.64.10
70 2026-08-14 21:52 639223411307572360
54 ms 156.154.64.10
69 2026-08-14 21:36 639223401895099116
35 ms 156.154.64.10
68 2026-08-14 20:44 639223370328282191
6 ms 156.154.64.10
67 2026-08-14 20:28 639223361156898888
2010 ms 156.154.64.10
66 2026-08-14 20:13 639223351683501109
11 ms 156.154.64.10
65 2026-08-14 19:57 639223342485908428
2027 ms 156.154.64.10
64 2026-08-14 19:42 639223333113923772
44 ms 156.154.64.10
63 2026-08-14 19:26 639223323766820131
36 ms 156.154.64.10
62 2026-08-14 19:11 639223314500774279
2021 ms 156.154.64.10
61 2026-08-14 18:55 639223305225877159
4 ms 156.154.64.10
60 2026-08-14 18:39 639223295834845965
36 ms 156.154.64.10
59 2026-08-14 18:24 639223286312006616
4 ms 156.154.64.10
58 2026-08-14 18:07 639223276659010988
15 ms 156.154.64.10
57 2026-08-14 17:52 639223267203892251
11 ms 156.154.64.10
56 2026-08-14 16:59 639223235652723921
11 ms 156.154.64.10
55 2026-08-14 16:43 639223226156684619
43 ms 156.154.64.10
54 2026-08-14 16:28 639223216737677817
8 ms 156.154.64.10
53 2026-08-14 16:12 639223207303987036
6 ms 156.154.64.10
52 2026-08-14 15:56 639223197972369650
4 ms 156.154.64.10
51 2026-08-14 15:41 639223188476518684
76 ms 156.154.64.10
50 2026-08-14 15:25 639223179029668254
68 ms 156.154.64.10
49 2026-08-14 15:09 639223169668684371
8 ms 156.154.64.10
48 2026-08-14 14:54 639223160270013058
6 ms 156.154.64.10
47 2026-08-14 14:38 639223150848386507
5 ms 156.154.64.10
46 2026-08-14 14:22 639223141514160124
25 ms 156.154.64.10
45 2026-08-14 14:06 639223131908897269
29 ms 156.154.64.10
44 2026-08-14 13:13 639223100084750932
4 ms 156.154.64.10
43 2026-08-14 12:58 639223090744921973
65 ms 156.154.64.10
42 2026-08-14 12:42 639223081343134137
47 ms 156.154.64.10
41 2026-08-14 12:26 639223071917003603
4010 ms 156.154.64.10
40 2026-08-14 12:10 639223062407395043
5 ms 156.154.64.10
39 2026-08-14 11:55 639223052970600447
32 ms 156.154.64.10
38 2026-08-14 11:39 639223043584242187
2007 ms 156.154.64.10
37 2026-08-14 11:23 639223034248611856
5 ms 156.154.64.10
36 2026-08-14 11:08 639223024816175094
5 ms 156.154.64.10
35 2026-08-14 10:52 639223015278211871
31 ms 156.154.64.10
34 2026-08-14 10:35 639223005387568522
38 ms 156.154.64.10
33 2026-08-14 10:20 639222995944735037
73 ms 156.154.64.10
32 2026-08-14 09:27 639222964532402826
3 ms 156.154.64.10
31 2026-08-14 09:11 639222955031971579
33 ms 156.154.64.10
30 2026-08-14 08:56 639222945616352079
2017 ms 156.154.64.10
29 2026-08-14 08:40 639222936296615644
13 ms 156.154.64.10
28 2026-08-14 08:25 639222926913151746
6 ms 156.154.64.10
27 2026-08-14 08:09 639222917608375722
43 ms 156.154.64.10
26 2026-08-14 07:54 639222908294448500
20 ms 156.154.64.10
25 2026-08-14 07:38 639222898918389753
37 ms 156.154.64.10
24 2026-08-14 07:22 639222889625876211
11 ms 156.154.64.10
23 2026-08-14 07:07 639222880353707528
10 ms 156.154.64.10
22 2026-08-14 06:51 639222871065611259
18 ms 156.154.64.10
21 2026-08-14 06:36 639222861517093112
25 ms 156.154.64.10
20 2026-08-14 05:43 639222830182717637
7 ms 156.154.64.10
19 2026-08-14 05:27 639222820714737422
23 ms 156.154.64.10
18 2026-08-14 05:12 639222811404284741
14 ms 156.154.64.10
17 2026-08-14 04:56 639222801994952240
34 ms 156.154.64.10
16 2026-08-14 04:41 639222792581940911
43 ms 156.154.64.10
15 2026-08-14 04:25 639222783296631220
72 ms 156.154.64.10
14 2026-08-14 04:10 639222773909528001
3 ms 156.154.64.10
13 2026-08-14 03:54 639222764574707991
4 ms 156.154.64.10
12 2026-08-14 03:38 639222754982758281
2033 ms 156.154.64.10
11 2026-08-14 03:22 639222745650144239
21 ms 156.154.64.10
10 2026-08-14 03:06 639222736060223018
2025 ms 156.154.64.10
9 2026-08-14 02:51 639222726529271510
25 ms 156.154.64.10
8 2026-08-14 01:58 639222694791257846
36 ms 156.154.64.10
7 2026-08-14 01:42 639222685350317820
39 ms 156.154.64.10
6 2026-08-14 01:26 639222675895178560
67 ms 156.154.64.10
5 2026-08-14 01:10 639222666344182743
2011 ms 156.154.64.10
4 2026-08-14 00:54 639222656762316965
28 ms 156.154.64.10
3 2026-08-14 00:38 639222647109404695
26 ms 156.154.64.10
2 2026-08-14 00:22 639222637659944389
16 ms 156.154.64.10
1 2026-08-14 00:07 639222628151417313
85 ms 156.154.64.10