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 2026-08-11. For this date, NameServerHistory found 76 DNS check records, 75 successful responses, 1 failed responses, and 137 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

137 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:48

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 2026-08-11 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 2026-08-11 23:48 639220888396333845
37 ms 156.154.64.10
75 2026-08-11 23:32 639220878864937382
26 ms 156.154.64.10
74 2026-08-11 22:40 639220847369072314
2040 ms 156.154.64.10
73 2026-08-11 22:24 639220838037764925
39 ms 156.154.64.10
72 2026-08-11 22:09 639220828735120634
74 ms 156.154.64.10
71 2026-08-11 21:53 639220819447979766
6 ms 156.154.64.10
70 2026-08-11 21:38 639220810056531741
4 ms 156.154.64.10
69 2026-08-11 21:22 639220800745746593
8 ms 156.154.64.10
68 2026-08-11 21:07 639220791351626349
32 ms 156.154.64.10
67 2026-08-11 20:51 639220782021256610
5 ms 156.154.64.10
66 2026-08-11 20:35 639220772603347755
26 ms 156.154.64.10
65 2026-08-11 20:20 639220763224057047
22 ms 156.154.64.10
64 2026-08-11 20:04 639220753691117767
57 ms 156.154.64.10
63 2026-08-11 19:48 639220744107836218
31 ms 156.154.64.10
62 2026-08-11 18:54 639220711927629898
41 ms 156.154.64.10
61 2026-08-11 18:38 639220702299437921
49 ms 156.154.64.10
60 2026-08-11 18:22 639220692505468181
5 ms 156.154.64.10
59 2026-08-11 18:06 639220682669911239
28 ms 156.154.64.10
58 2026-08-11 17:49 639220672929841526
20 ms 156.154.64.10
57 2026-08-11 17:33 639220663225662315
37 ms 156.154.64.10
56 2026-08-11 17:18 639220653846255684
36 ms 156.154.64.10
55 2026-08-11 17:02 639220644420909059
10 ms 156.154.64.10
54 2026-08-11 16:46 639220635074970435
36 ms 156.154.64.10
53 2026-08-11 16:31 639220625614385966
18 ms 156.154.64.10
52 2026-08-11 16:15 639220616132212636
2043 ms 156.154.64.10
51 2026-08-11 15:59 639220606533651662
37 ms 156.154.64.10
50 2026-08-11 15:05 639220574514514318
4 ms 156.154.64.10
49 2026-08-11 14:50 639220565124823874
7 ms 156.154.64.10
48 2026-08-11 14:34 639220555799311478
39 ms 156.154.64.10
47 2026-08-11 14:19 639220546481577614
6 ms 156.154.64.10
46 2026-08-11 14:03 639220537036533154
6 ms 156.154.64.10
45 2026-08-11 13:47 639220527719177174
4 ms 156.154.64.10
44 2026-08-11 13:32 639220518173088308
2008 ms 156.154.64.10
43 2026-08-11 13:16 639220508902896243
22 ms 156.154.64.10
42 2026-08-11 13:00 639220499455923005
64 ms 156.154.64.10
41 2026-08-11 12:45 639220490082583768
37 ms 156.154.64.10
40 2026-08-11 12:29 639220480636590998
27 ms 156.154.64.10
39 2026-08-11 12:11 639220469585029273
16 ms 156.154.64.10
38 2026-08-11 11:18 639220438074188884
10 ms 156.154.64.10
37 2026-08-11 11:03 639220428789720049
37 ms 156.154.64.10
36 2026-08-11 10:47 639220419558302820
54 ms 156.154.64.10
35 2026-08-11 10:32 639220410448738795
35 ms 156.154.64.10
34 2026-08-11 10:17 639220401034081530
34 ms 156.154.64.10
33 2026-08-11 10:01 639220391766674161
2022 ms 156.154.64.10
32 2026-08-11 09:45 639220382275807148
6 ms 156.154.64.10
31 2026-08-11 09:30 639220373034162867
11 ms 156.154.64.10
30 2026-08-11 09:15 639220363994971859
24 ms 156.154.64.10
29 2026-08-11 08:59 639220354563965455
33 ms 156.154.64.10
28 2026-08-11 08:44 639220345437414880
50 ms 156.154.64.10
27 2026-08-11 08:28 639220336024248987
4 ms 156.154.64.10
26 2026-08-11 07:34 639220304233635692
18 ms 156.154.64.10
25 2026-08-11 07:19 639220294872170960
57 ms 156.154.64.10
24 2026-08-11 07:03 639220285547177980
-
23 2026-08-11 06:48 639220276337941315
37 ms 156.154.64.10
22 2026-08-11 06:33 639220267175191677
32 ms 156.154.64.10
21 2026-08-11 06:17 639220257981518924
41 ms 156.154.64.10
20 2026-08-11 06:03 639220249265489070
11 ms 156.154.64.10
19 2026-08-11 05:48 639220240700249205
67 ms 156.154.64.10
18 2026-08-11 05:34 639220231975029986
41 ms 156.154.64.10
17 2026-08-11 05:19 639220223261176932
38 ms 156.154.64.10
16 2026-08-11 05:05 639220214366718456
47 ms 156.154.64.10
15 2026-08-11 04:49 639220205306334524
7 ms 156.154.64.10
14 2026-08-11 03:58 639220174463175061
47 ms 156.154.64.10
13 2026-08-11 03:44 639220165777190438
9 ms 156.154.64.10
12 2026-08-11 03:29 639220156880374825
39 ms 156.154.64.10
11 2026-08-11 03:15 639220148139986945
12 ms 156.154.64.10
10 2026-08-11 03:00 639220139271074299
82 ms 156.154.64.10
9 2026-08-11 02:45 639220130565901336
68 ms 156.154.64.10
8 2026-08-11 02:31 639220121659980575
40 ms 156.154.64.10
7 2026-08-11 02:16 639220112857650894
10 ms 156.154.64.10
6 2026-08-11 02:01 639220103767686219
47 ms 156.154.64.10
5 2026-08-11 01:45 639220094545970611
122 ms 156.154.64.10
4 2026-08-11 01:30 639220085476091081
6 ms 156.154.64.10
3 2026-08-11 01:15 639220076243751161
44 ms 156.154.64.10
2 2026-08-11 00:23 639220045322845190
6 ms 156.154.64.10
1 2026-08-11 00:08 639220036434132314
6 ms 156.154.64.10