DNS response history for u4.amazonaws.com

u4.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 77 DNS check records, 77 successful responses, 0 failed responses, and 417 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 u4.amazonaws.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

417 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.67.10

Most recently resolved hosting IP on selected date

Successful Responses

77

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 u4.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
77 2026-08-14 23:46 639223477272309567
25 ms 156.154.67.10
76 2026-08-14 23:30 639223467876800215
3 ms 156.154.67.10
75 2026-08-14 23:14 639223458466733344
48 ms 156.154.67.10
74 2026-08-14 22:59 639223449196197019
9 ms 156.154.67.10
73 2026-08-14 22:43 639223439729973302
19 ms 156.154.67.10
72 2026-08-14 22:27 639223430298973377
34 ms 156.154.67.10
71 2026-08-14 22:12 639223420812183061
33 ms 156.154.67.10
70 2026-08-14 21:56 639223411307572360
2030 ms 156.154.67.10
69 2026-08-14 21:40 639223401895099116
8 ms 156.154.67.10
68 2026-08-14 20:46 639223370328282191
2025 ms 156.154.67.10
67 2026-08-14 20:31 639223361156898888
2009 ms 156.154.67.10
66 2026-08-14 20:16 639223351683501109
5 ms 156.154.67.10
65 2026-08-14 20:00 639223342485908428
44 ms 156.154.67.10
64 2026-08-14 19:45 639223333113923772
2016 ms 156.154.67.10
63 2026-08-14 19:29 639223323766820131
2015 ms 156.154.67.10
62 2026-08-14 19:13 639223314500774279
60 ms 156.154.67.10
61 2026-08-14 18:58 639223305225877159
6 ms 156.154.67.10
60 2026-08-14 18:42 639223295834845965
7 ms 156.154.67.10
59 2026-08-14 18:26 639223286312006616
29 ms 156.154.67.10
58 2026-08-14 18:10 639223276659010988
2024 ms 156.154.67.10
57 2026-08-14 17:54 639223267203892251
18 ms 156.154.67.10
56 2026-08-14 17:01 639223235652723921
2023 ms 156.154.67.10
55 2026-08-14 16:46 639223226156684619
2048 ms 156.154.67.10
54 2026-08-14 16:30 639223216737677817
42 ms 156.154.67.10
53 2026-08-14 16:14 639223207303987036
2022 ms 156.154.67.10
52 2026-08-14 15:58 639223197972369650
13 ms 156.154.67.10
51 2026-08-14 15:43 639223188476518684
2027 ms 156.154.67.10
50 2026-08-14 15:27 639223179029668254
15 ms 156.154.67.10
49 2026-08-14 15:11 639223169668684371
50 ms 156.154.67.10
48 2026-08-14 14:56 639223160270013058
55 ms 156.154.67.10
47 2026-08-14 14:40 639223150848386507
34 ms 156.154.67.10
46 2026-08-14 14:24 639223141514160124
8 ms 156.154.67.10
45 2026-08-14 14:08 639223131908897269
7 ms 156.154.67.10
44 2026-08-14 13:16 639223100084750932
26 ms 156.154.67.10
43 2026-08-14 13:00 639223090744921973
64 ms 156.154.67.10
42 2026-08-14 12:45 639223081343134137
40 ms 156.154.67.10
41 2026-08-14 12:29 639223071917003603
14 ms 156.154.67.10
40 2026-08-14 12:13 639223062407395043
29 ms 156.154.67.10
39 2026-08-14 11:57 639223052970600447
4 ms 156.154.67.10
38 2026-08-14 11:42 639223043584242187
45 ms 156.154.67.10
37 2026-08-14 11:26 639223034248611856
7 ms 156.154.67.10
36 2026-08-14 11:10 639223024816175094
20 ms 156.154.67.10
35 2026-08-14 10:54 639223015278211871
60 ms 156.154.67.10
34 2026-08-14 10:38 639223005387568522
25 ms 156.154.67.10
33 2026-08-14 10:22 639222995944735037
22 ms 156.154.67.10
32 2026-08-14 09:30 639222964532402826
20 ms 156.154.67.10
31 2026-08-14 09:14 639222955031971579
2053 ms 156.154.67.10
30 2026-08-14 08:58 639222945616352079
37 ms 156.154.67.10
29 2026-08-14 08:43 639222936296615644
41 ms 156.154.67.10
28 2026-08-14 08:27 639222926913151746
19 ms 156.154.67.10
27 2026-08-14 08:11 639222917608375722
21 ms 156.154.67.10
26 2026-08-14 07:56 639222908294448500
19 ms 156.154.67.10
25 2026-08-14 07:40 639222898918389753
2056 ms 156.154.67.10
24 2026-08-14 07:25 639222889625876211
4 ms 156.154.67.10
23 2026-08-14 07:09 639222880353707528
30 ms 156.154.67.10
22 2026-08-14 06:54 639222871065611259
6 ms 156.154.67.10
21 2026-08-14 06:38 639222861517093112
4 ms 156.154.67.10
20 2026-08-14 05:46 639222830182717637
112 ms 156.154.67.10
19 2026-08-14 05:30 639222820714737422
21 ms 156.154.67.10
18 2026-08-14 05:14 639222811404284741
6 ms 156.154.67.10
17 2026-08-14 04:59 639222801994952240
21 ms 156.154.67.10
16 2026-08-14 04:43 639222792581940911
4 ms 156.154.67.10
15 2026-08-14 04:28 639222783296631220
53 ms 156.154.67.10
14 2026-08-14 04:12 639222773909528001
32 ms 156.154.67.10
13 2026-08-14 03:56 639222764574707991
9 ms 156.154.67.10
12 2026-08-14 03:41 639222754982758281
26 ms 156.154.67.10
11 2026-08-14 03:25 639222745650144239
2013 ms 156.154.67.10
10 2026-08-14 03:09 639222736060223018
28 ms 156.154.67.10
9 2026-08-14 02:53 639222726529271510
76 ms 156.154.67.10
8 2026-08-14 02:00 639222694791257846
32 ms 156.154.67.10
7 2026-08-14 01:44 639222685350317820
63 ms 156.154.67.10
6 2026-08-14 01:28 639222675895178560
19 ms 156.154.67.10
5 2026-08-14 01:12 639222666344182743
2011 ms 156.154.67.10
4 2026-08-14 00:56 639222656762316965
34 ms 156.154.67.10
3 2026-08-14 00:40 639222647109404695
12 ms 156.154.67.10
2 2026-08-14 00:24 639222637659944389
2019 ms 156.154.67.10
1 2026-08-14 00:08 639222628151417313
4 ms 156.154.67.10