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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 271 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

57

Historical checks stored for this nameserver on selected date

Average Latency

271 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:10

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

57

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 2026-08-20 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
57 2026-08-20 23:10 639228639850033448
47 ms 156.154.67.10
56 2026-08-20 22:54 639228630204271870
15 ms 156.154.67.10
55 2026-08-20 22:38 639228620295091135
4 ms 156.154.67.10
54 2026-08-20 22:21 639228610298336915
20 ms 156.154.67.10
53 2026-08-20 21:29 639228578917047616
47 ms 156.154.67.10
52 2026-08-20 21:12 639228569046445709
15 ms 156.154.67.10
51 2026-08-20 20:56 639228558946830986
9 ms 156.154.67.10
50 2026-08-20 20:39 639228548977359217
2035 ms 156.154.67.10
49 2026-08-20 19:46 639228517494157668
39 ms 156.154.67.10
48 2026-08-20 19:30 639228507374116892
2046 ms 156.154.67.10
47 2026-08-20 19:13 639228497315154893
16 ms 156.154.67.10
46 2026-08-20 18:56 639228487287648341
9 ms 156.154.67.10
45 2026-08-20 18:04 639228455828123788
11 ms 156.154.67.10
44 2026-08-20 17:47 639228445900082244
39 ms 156.154.67.10
43 2026-08-20 17:30 639228435866352323
5 ms 156.154.67.10
42 2026-08-20 17:14 639228425802273151
12 ms 156.154.67.10
41 2026-08-20 16:20 639228393616324230
17 ms 156.154.67.10
40 2026-08-20 16:03 639228383590408693
12 ms 156.154.67.10
39 2026-08-20 15:46 639228373471467474
15 ms 156.154.67.10
38 2026-08-20 15:30 639228363426647311
2050 ms 156.154.67.10
37 2026-08-20 14:37 639228331681701910
10 ms 156.154.67.10
36 2026-08-20 14:20 639228321714746824
30 ms 156.154.67.10
35 2026-08-20 14:03 639228311652090262
8 ms 156.154.67.10
34 2026-08-20 13:47 639228301670088587
40 ms 156.154.67.10
33 2026-08-20 12:54 639228269987976710
17 ms 156.154.67.10
32 2026-08-20 12:37 639228260009452308
58 ms 156.154.67.10
31 2026-08-20 12:20 639228249661740894
52 ms 156.154.67.10
30 2026-08-20 12:03 639228239552680346
13 ms 156.154.67.10
29 2026-08-20 11:10 639228207667580819
27 ms 156.154.67.10
28 2026-08-20 10:53 639228197494011560
15 ms 156.154.67.10
27 2026-08-20 10:36 639228187497039939
43 ms 156.154.67.10
26 2026-08-20 10:19 639228177408432646
45 ms 156.154.67.10
25 2026-08-20 09:28 639228146356166262
53 ms 156.154.67.10
24 2026-08-20 09:11 639228136541505712
16 ms 156.154.67.10
23 2026-08-20 08:55 639228126519136598
10 ms 156.154.67.10
22 2026-08-20 08:38 639228116537148885
2010 ms 156.154.67.10
21 2026-08-20 07:46 639228085320764351
68 ms 156.154.67.10
20 2026-08-20 07:30 639228075444604839
41 ms 156.154.67.10
19 2026-08-20 07:13 639228065615498985
20 ms 156.154.67.10
18 2026-08-20 06:57 639228055675321422
9 ms 156.154.67.10
17 2026-08-20 06:04 639228024230839396
5 ms 156.154.67.10
16 2026-08-20 05:48 639228014720406505
19 ms 156.154.67.10
15 2026-08-20 05:32 639228004930827030
2017 ms 156.154.67.10
14 2026-08-20 05:16 639227995103340154
2019 ms 156.154.67.10
13 2026-08-20 04:24 639227963811374894
2030 ms 156.154.67.10
12 2026-08-20 04:07 639227954132571365
43 ms 156.154.67.10
11 2026-08-20 03:51 639227944541208342
10 ms 156.154.67.10
10 2026-08-20 03:35 639227934657213484
29 ms 156.154.67.10
9 2026-08-20 02:43 639227903628145469
3 ms 156.154.67.10
8 2026-08-20 02:27 639227893995483475
41 ms 156.154.67.10
7 2026-08-20 02:11 639227884280244209
4 ms 156.154.67.10
6 2026-08-20 01:54 639227874371147132
35 ms 156.154.67.10
5 2026-08-20 01:03 639227843224256432
33 ms 156.154.67.10
4 2026-08-20 00:47 639227833720403506
15 ms 156.154.67.10
3 2026-08-20 00:31 639227824170728278
33 ms 156.154.67.10
2 2026-08-20 00:15 639227814865867570
5 ms 156.154.67.10
1 2026-08-20 00:00 639227805445376839
39 ms 156.154.67.10