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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 310 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

72

Historical checks stored for this nameserver on selected date

Average Latency

310 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:52

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

72

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 2026-08-13 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
72 2026-08-13 23:52 639222618462620588
17 ms 156.154.67.10
71 2026-08-13 23:36 639222608688333012
2072 ms 156.154.67.10
70 2026-08-13 23:19 639222598741756356
13 ms 156.154.67.10
69 2026-08-13 23:03 639222588615244093
2010 ms 156.154.67.10
68 2026-08-13 22:09 639222556495289724
16 ms 156.154.67.10
67 2026-08-13 21:52 639222546477917698
5 ms 156.154.67.10
66 2026-08-13 21:36 639222536257653790
8 ms 156.154.67.10
65 2026-08-13 21:18 639222525833084485
2025 ms 156.154.67.10
64 2026-08-13 21:01 639222515446085004
36 ms 156.154.67.10
63 2026-08-13 20:44 639222505166766781
5 ms 156.154.67.10
62 2026-08-13 20:27 639222494930541001
28 ms 156.154.67.10
61 2026-08-13 20:09 639222484469216890
3 ms 156.154.67.10
60 2026-08-13 19:52 639222474270039940
13 ms 156.154.67.10
59 2026-08-13 19:35 639222464005587385
6 ms 156.154.67.10
58 2026-08-13 19:18 639222453485975041
5 ms 156.154.67.10
57 2026-08-13 19:00 639222442984828770
19 ms 156.154.67.10
56 2026-08-13 18:05 639222410191353397
8 ms 156.154.67.10
55 2026-08-13 17:48 639222399952628376
32 ms 156.154.67.10
54 2026-08-13 17:31 639222389608608647
2035 ms 156.154.67.10
53 2026-08-13 17:14 639222379604012481
35 ms 156.154.67.10
52 2026-08-13 16:57 639222369372672858
22 ms 156.154.67.10
51 2026-08-13 16:40 639222359096909298
7 ms 156.154.67.10
50 2026-08-13 16:23 639222348814301655
26 ms 156.154.67.10
49 2026-08-13 16:06 639222338608331104
62 ms 156.154.67.10
48 2026-08-13 15:49 639222328204609760
2009 ms 156.154.67.10
47 2026-08-13 15:31 639222317859759909
50 ms 156.154.67.10
46 2026-08-13 15:14 639222307560137918
3 ms 156.154.67.10
45 2026-08-13 14:57 639222297274357149
10 ms 156.154.67.10
44 2026-08-13 14:03 639222265004477827
44 ms 156.154.67.10
43 2026-08-13 13:46 639222255176583683
11 ms 156.154.67.10
42 2026-08-13 13:30 639222245340146131
2019 ms 156.154.67.10
41 2026-08-13 13:14 639222235662219956
2010 ms 156.154.67.10
40 2026-08-13 12:58 639222225817223284
8 ms 156.154.67.10
39 2026-08-13 12:42 639222216341869648
13 ms 156.154.67.10
38 2026-08-13 12:26 639222206848442189
6 ms 156.154.67.10
37 2026-08-13 12:10 639222197538963225
18 ms 156.154.67.10
36 2026-08-13 11:55 639222188113685569
28 ms 156.154.67.10
35 2026-08-13 11:39 639222178880138458
40 ms 156.154.67.10
34 2026-08-13 11:23 639222169343013317
109 ms 156.154.67.10
33 2026-08-13 11:08 639222159910600596
2019 ms 156.154.67.10
32 2026-08-13 10:16 639222128676274866
26 ms 156.154.67.10
31 2026-08-13 10:00 639222119169781983
48 ms 156.154.67.10
30 2026-08-13 09:45 639222109996148889
14 ms 156.154.67.10
29 2026-08-13 09:29 639222100791323799
32 ms 156.154.67.10
28 2026-08-13 09:14 639222091647893142
59 ms 156.154.67.10
27 2026-08-13 08:59 639222082524717649
35 ms 156.154.67.10
26 2026-08-13 08:44 639222073378630456
33 ms 156.154.67.10
25 2026-08-13 08:29 639222064537306701
7 ms 156.154.67.10
24 2026-08-13 08:14 639222055409471864
2039 ms 156.154.67.10
23 2026-08-13 07:58 639222046117152411
25 ms 156.154.67.10
22 2026-08-13 07:43 639222036915107067
10 ms 156.154.67.10
21 2026-08-13 07:27 639222027654889141
39 ms 156.154.67.10
20 2026-08-13 06:36 639221996824612035
10 ms 156.154.67.10
19 2026-08-13 06:22 639221987863418113
107 ms 156.154.67.10
18 2026-08-13 06:07 639221979006823112
136 ms 156.154.67.10
17 2026-08-13 05:52 639221970068466615
19 ms 156.154.67.10
16 2026-08-13 05:37 639221961001585139
160 ms 156.154.67.10
15 2026-08-13 05:22 639221952104046397
77 ms 156.154.67.10
14 2026-08-13 05:07 639221943247694484
18 ms 156.154.67.10
13 2026-08-13 04:53 639221934603388241
30 ms 156.154.67.10
12 2026-08-13 04:38 639221925729273358
59 ms 156.154.67.10
11 2026-08-13 04:23 639221916777813401
122 ms 156.154.67.10
10 2026-08-13 04:08 639221907816913910
34 ms 156.154.67.10
9 2026-08-13 03:53 639221898639694322
105 ms 156.154.67.10
8 2026-08-13 03:02 639221868257567489
3 ms 156.154.67.10
7 2026-08-13 02:47 639221859270235608
26 ms 156.154.67.10
6 2026-08-13 02:32 639221850184464515
9 ms 156.154.67.10
5 2026-08-13 02:17 639221841141973425
43 ms 156.154.67.10
4 2026-08-13 01:26 639221810548753083
13 ms 156.154.67.10
3 2026-08-13 01:11 639221801656796262
15 ms 156.154.67.10
2 2026-08-13 00:56 639221792658715334
2015 ms 156.154.67.10
1 2026-08-13 00:41 639221783571379176
12 ms 156.154.67.10