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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 76 successful responses, 1 failed responses, and 189 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

189 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:55

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

76

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-15 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 2026-08-15 23:55 639224347685767174
-
76 2026-08-15 23:40 639224338276675277
36 ms 156.154.67.10
75 2026-08-15 22:47 639224306594546649
9 ms 156.154.67.10
74 2026-08-15 22:31 639224297145423303
20 ms 156.154.67.10
73 2026-08-15 22:15 639224287678238833
15 ms 156.154.67.10
72 2026-08-15 22:00 639224278490872828
22 ms 156.154.67.10
71 2026-08-15 21:44 639224269149307826
2029 ms 156.154.67.10
70 2026-08-15 21:29 639224259868597616
46 ms 156.154.67.10
69 2026-08-15 21:13 639224250518642175
18 ms 156.154.67.10
68 2026-08-15 20:58 639224241064772383
59 ms 156.154.67.10
67 2026-08-15 20:42 639224231691099605
35 ms 156.154.67.10
66 2026-08-15 20:26 639224222468168159
6 ms 156.154.67.10
65 2026-08-15 20:11 639224213173899635
2048 ms 156.154.67.10
64 2026-08-15 19:56 639224203914451783
45 ms 156.154.67.10
63 2026-08-15 19:03 639224172202542163
225 ms 156.154.67.10
62 2026-08-15 18:48 639224163338654093
7 ms 156.154.67.10
61 2026-08-15 18:33 639224154287995374
113 ms 156.154.67.10
60 2026-08-15 18:18 639224145118612503
2015 ms 156.154.67.10
59 2026-08-15 18:02 639224135995990731
160 ms 156.154.67.10
58 2026-08-15 17:48 639224127185332624
53 ms 156.154.67.10
57 2026-08-15 17:33 639224118229289175
15 ms 156.154.67.10
56 2026-08-15 17:18 639224109273796359
13 ms 156.154.67.10
55 2026-08-15 17:03 639224100490805608
10 ms 156.154.67.10
54 2026-08-15 16:48 639224091353714490
75 ms 156.154.67.10
53 2026-08-15 16:32 639224082033126828
3 ms 156.154.67.10
52 2026-08-15 16:17 639224072736962403
45 ms 156.154.67.10
51 2026-08-15 15:25 639224041475563754
44 ms 156.154.67.10
50 2026-08-15 15:10 639224032345604453
28 ms 156.154.67.10
49 2026-08-15 14:55 639224023169497283
13 ms 156.154.67.10
48 2026-08-15 14:39 639224013981146405
27 ms 156.154.67.10
47 2026-08-15 14:24 639224004883412586
46 ms 156.154.67.10
46 2026-08-15 14:09 639223995612880615
19 ms 156.154.67.10
45 2026-08-15 13:53 639223986271830789
52 ms 156.154.67.10
44 2026-08-15 13:38 639223977005780949
31 ms 156.154.67.10
43 2026-08-15 13:22 639223967653137793
32 ms 156.154.67.10
42 2026-08-15 13:07 639223958286010799
10 ms 156.154.67.10
41 2026-08-15 12:51 639223948936108345
12 ms 156.154.67.10
40 2026-08-15 12:36 639223939673066880
36 ms 156.154.67.10
39 2026-08-15 11:43 639223908317760530
2041 ms 156.154.67.10
38 2026-08-15 11:28 639223898992594258
4 ms 156.154.67.10
37 2026-08-15 11:12 639223889761312823
19 ms 156.154.67.10
36 2026-08-15 10:57 639223880359273507
5 ms 156.154.67.10
35 2026-08-15 10:41 639223870920466808
24 ms 156.154.67.10
34 2026-08-15 10:25 639223861579762179
32 ms 156.154.67.10
33 2026-08-15 10:10 639223852238616009
47 ms 156.154.67.10
32 2026-08-15 09:55 639223843019815620
2047 ms 156.154.67.10
31 2026-08-15 09:39 639223833669915012
47 ms 156.154.67.10
30 2026-08-15 09:24 639223824494613222
14 ms 156.154.67.10
29 2026-08-15 09:08 639223815116325293
4 ms 156.154.67.10
28 2026-08-15 08:52 639223805493870221
15 ms 156.154.67.10
27 2026-08-15 08:00 639223774218660438
15 ms 156.154.67.10
26 2026-08-15 07:44 639223764663090372
6 ms 156.154.67.10
25 2026-08-15 07:28 639223755338811400
14 ms 156.154.67.10
24 2026-08-15 07:13 639223746019193268
72 ms 156.154.67.10
23 2026-08-15 06:57 639223736658778104
11 ms 156.154.67.10
22 2026-08-15 06:42 639223727330194499
21 ms 156.154.67.10
21 2026-08-15 06:26 639223717848514742
29 ms 156.154.67.10
20 2026-08-15 06:10 639223708284754056
12 ms 156.154.67.10
19 2026-08-15 05:55 639223699061259933
34 ms 156.154.67.10
18 2026-08-15 05:39 639223689592545140
33 ms 156.154.67.10
17 2026-08-15 05:23 639223680143410810
2019 ms 156.154.67.10
16 2026-08-15 05:07 639223670514517104
27 ms 156.154.67.10
15 2026-08-15 04:15 639223638855054294
4 ms 156.154.67.10
14 2026-08-15 03:59 639223629623335972
8 ms 156.154.67.10
13 2026-08-15 03:44 639223620390189495
13 ms 156.154.67.10
12 2026-08-15 03:28 639223610916950440
18 ms 156.154.67.10
11 2026-08-15 03:13 639223601597759168
39 ms 156.154.67.10
10 2026-08-15 02:57 639223592342172093
8 ms 156.154.67.10
9 2026-08-15 02:42 639223583324121497
43 ms 156.154.67.10
8 2026-08-15 02:27 639223574086714218
42 ms 156.154.67.10
7 2026-08-15 02:11 639223564698424889
6 ms 156.154.67.10
6 2026-08-15 01:56 639223555408664206
14 ms 156.154.67.10
5 2026-08-15 01:40 639223546000912416
24 ms 156.154.67.10
4 2026-08-15 01:24 639223536550774847
19 ms 156.154.67.10
3 2026-08-15 00:32 639223505017205611
16 ms 156.154.67.10
2 2026-08-15 00:17 639223495784410207
13 ms 156.154.67.10
1 2026-08-15 00:01 639223486524583054
21 ms 156.154.67.10