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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 75 successful responses, 1 failed responses, and 106 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

76

Historical checks stored for this nameserver on selected date

Average Latency

106 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:53

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

75

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 u1.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
76 2026-08-15 23:53 639224347685767174
-
75 2026-08-15 23:37 639224338276675277
37 ms 156.154.64.10
74 2026-08-15 22:44 639224306594546649
5 ms 156.154.64.10
73 2026-08-15 22:28 639224297145423303
2017 ms 156.154.64.10
72 2026-08-15 22:12 639224287678238833
45 ms 156.154.64.10
71 2026-08-15 21:57 639224278490872828
4 ms 156.154.64.10
70 2026-08-15 21:42 639224269149307826
6 ms 156.154.64.10
69 2026-08-15 21:26 639224259868597616
30 ms 156.154.64.10
68 2026-08-15 21:10 639224250518642175
15 ms 156.154.64.10
67 2026-08-15 20:55 639224241064772383
39 ms 156.154.64.10
66 2026-08-15 20:39 639224231691099605
29 ms 156.154.64.10
65 2026-08-15 20:24 639224222468168159
18 ms 156.154.64.10
64 2026-08-15 20:08 639224213173899635
29 ms 156.154.64.10
63 2026-08-15 19:53 639224203914451783
109 ms 156.154.64.10
62 2026-08-15 19:00 639224172202542163
37 ms 156.154.64.10
61 2026-08-15 18:45 639224163338654093
12 ms 156.154.64.10
60 2026-08-15 18:30 639224154287995374
4 ms 156.154.64.10
59 2026-08-15 18:15 639224145118612503
4 ms 156.154.64.10
58 2026-08-15 18:00 639224135995990731
20 ms 156.154.64.10
57 2026-08-15 17:45 639224127185332624
82 ms 156.154.64.10
56 2026-08-15 17:30 639224118229289175
4 ms 156.154.64.10
55 2026-08-15 17:15 639224109273796359
27 ms 156.154.64.10
54 2026-08-15 17:00 639224100490805608
15 ms 156.154.64.10
53 2026-08-15 16:45 639224091353714490
2066 ms 156.154.64.10
52 2026-08-15 16:30 639224082033126828
33 ms 156.154.64.10
51 2026-08-15 16:14 639224072736962403
22 ms 156.154.64.10
50 2026-08-15 15:22 639224041475563754
124 ms 156.154.64.10
49 2026-08-15 15:07 639224032345604453
15 ms 156.154.64.10
48 2026-08-15 14:52 639224023169497283
34 ms 156.154.64.10
47 2026-08-15 14:36 639224013981146405
29 ms 156.154.64.10
46 2026-08-15 14:21 639224004883412586
12 ms 156.154.64.10
45 2026-08-15 14:06 639223995612880615
4 ms 156.154.64.10
44 2026-08-15 13:50 639223986271830789
35 ms 156.154.64.10
43 2026-08-15 13:35 639223977005780949
22 ms 156.154.64.10
42 2026-08-15 13:19 639223967653137793
28 ms 156.154.64.10
41 2026-08-15 13:03 639223958286010799
50 ms 156.154.64.10
40 2026-08-15 12:48 639223948936108345
46 ms 156.154.64.10
39 2026-08-15 12:32 639223939673066880
69 ms 156.154.64.10
38 2026-08-15 11:40 639223908317760530
4 ms 156.154.64.10
37 2026-08-15 11:25 639223898992594258
34 ms 156.154.64.10
36 2026-08-15 11:09 639223889761312823
8 ms 156.154.64.10
35 2026-08-15 10:54 639223880359273507
5 ms 156.154.64.10
34 2026-08-15 10:38 639223870920466808
37 ms 156.154.64.10
33 2026-08-15 10:22 639223861579762179
7 ms 156.154.64.10
32 2026-08-15 10:07 639223852238616009
6 ms 156.154.64.10
31 2026-08-15 09:51 639223843019815620
17 ms 156.154.64.10
30 2026-08-15 09:36 639223833669915012
27 ms 156.154.64.10
29 2026-08-15 09:21 639223824494613222
35 ms 156.154.64.10
28 2026-08-15 09:05 639223815116325293
10 ms 156.154.64.10
27 2026-08-15 08:49 639223805493870221
21 ms 156.154.64.10
26 2026-08-15 07:57 639223774218660438
24 ms 156.154.64.10
25 2026-08-15 07:41 639223764663090372
15 ms 156.154.64.10
24 2026-08-15 07:25 639223755338811400
38 ms 156.154.64.10
23 2026-08-15 07:10 639223746019193268
6 ms 156.154.64.10
22 2026-08-15 06:54 639223736658778104
30 ms 156.154.64.10
21 2026-08-15 06:39 639223727330194499
10 ms 156.154.64.10
20 2026-08-15 06:23 639223717848514742
47 ms 156.154.64.10
19 2026-08-15 06:07 639223708284754056
11 ms 156.154.64.10
18 2026-08-15 05:52 639223699061259933
28 ms 156.154.64.10
17 2026-08-15 05:36 639223689592545140
30 ms 156.154.64.10
16 2026-08-15 05:20 639223680143410810
5 ms 156.154.64.10
15 2026-08-15 05:04 639223670514517104
36 ms 156.154.64.10
14 2026-08-15 04:11 639223638855054294
6 ms 156.154.64.10
13 2026-08-15 03:56 639223629623335972
4 ms 156.154.64.10
12 2026-08-15 03:41 639223620390189495
38 ms 156.154.64.10
11 2026-08-15 03:25 639223610916950440
8 ms 156.154.64.10
10 2026-08-15 03:09 639223601597759168
2068 ms 156.154.64.10
9 2026-08-15 02:54 639223592342172093
18 ms 156.154.64.10
8 2026-08-15 02:39 639223583324121497
10 ms 156.154.64.10
7 2026-08-15 02:23 639223574086714218
26 ms 156.154.64.10
6 2026-08-15 02:08 639223564698424889
19 ms 156.154.64.10
5 2026-08-15 01:52 639223555408664206
4 ms 156.154.64.10
4 2026-08-15 01:37 639223546000912416
61 ms 156.154.64.10
3 2026-08-15 01:21 639223536550774847
9 ms 156.154.64.10
2 2026-08-15 00:28 639223505017205611
2 ms 156.154.64.10
1 2026-08-15 00:13 639223495784410207
3 ms 156.154.64.10