DNS response history for ns-3999.awsdns-cn-57.cn

ns-3999.awsdns-cn-57.cn 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 2026-09-01. For this date, NameServerHistory found 47 DNS check records, 47 successful responses, 0 failed responses, and 289 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 ns-3999.awsdns-cn-57.cn.
Records on Selected Date

47

Historical checks stored for this nameserver on selected date

Average Latency

289 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-01 16:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

54.222.39.159

Most recently resolved hosting IP on selected date

Successful Responses

47

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 ns-3999.awsdns-cn-57.cn

Showing DNS history for 2026-09-01 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
47 2026-09-01 16:09 639238755323991033
35 ms 54.222.39.159
46 2026-09-01 15:51 639238744754881753
35 ms 54.222.39.159
45 2026-09-01 15:33 639238734176021898
2273 ms 54.222.39.159
44 2026-09-01 15:16 639238723349432115
9 ms 54.222.39.159
43 2026-09-01 14:22 639238690993873259
26 ms 54.222.39.159
42 2026-09-01 14:04 639238680658140472
608 ms 54.222.39.159
41 2026-09-01 13:47 639238670295233158
207 ms 54.222.39.159
40 2026-09-01 13:29 639238659704397018
29 ms 54.222.39.159
39 2026-09-01 13:12 639238649308394463
55 ms 54.222.39.159
38 2026-09-01 12:55 639238638904588883
13 ms 54.222.39.159
37 2026-09-01 12:37 639238628486902752
244 ms 54.222.39.159
36 2026-09-01 12:20 639238617906743100
27 ms 54.222.39.159
35 2026-09-01 12:02 639238607506044626
265 ms 54.222.39.159
34 2026-09-01 11:45 639238597040761406
273 ms 54.222.39.159
33 2026-09-01 11:27 639238586261546969
105 ms 54.222.39.159
32 2026-09-01 11:09 639238575587642333
44 ms 54.222.39.159
31 2026-09-01 10:15 639238543127398267
246 ms 54.222.39.159
30 2026-09-01 09:58 639238532668234016
19 ms 54.222.39.159
29 2026-09-01 09:40 639238522029321761
27 ms 54.222.39.159
28 2026-09-01 09:22 639238511519050351
55 ms 54.222.39.159
27 2026-09-01 09:05 639238500942239673
7 ms 54.222.39.159
26 2026-09-01 08:47 639238490412377398
203 ms 54.222.39.159
25 2026-09-01 08:29 639238479833203021
13 ms 54.222.39.159
24 2026-09-01 08:12 639238469140507479
270 ms 54.222.39.159
23 2026-09-01 07:54 639238458443560361
124 ms 54.222.39.159
22 2026-09-01 07:36 639238447694851502
722 ms 54.222.39.159
21 2026-09-01 07:18 639238436624109087
289 ms 54.222.39.159
20 2026-09-01 06:59 639238425565611335
242 ms 54.222.39.159
19 2026-09-01 06:04 639238392250222581
2177 ms 54.222.39.159
18 2026-09-01 05:45 639238381322537831
174 ms 54.222.39.159
17 2026-09-01 05:27 639238370248186084
386 ms 54.222.39.159
16 2026-09-01 05:09 639238359264687845
175 ms 54.222.39.159
15 2026-09-01 04:51 639238348534621818
29 ms 54.222.39.159
14 2026-09-01 04:33 639238337725739433
10 ms 54.222.39.159
13 2026-09-01 04:14 639238326844749368
169 ms 54.222.39.159
12 2026-09-01 03:56 639238315792024737
938 ms 54.222.39.159
11 2026-09-01 03:38 639238304931064768
169 ms 54.222.39.159
10 2026-09-01 03:20 639238294131483803
1319 ms 54.222.39.159
9 2026-09-01 03:02 639238283314985519
626 ms 54.222.39.159
8 2026-09-01 02:44 639238272374093187
9 ms 54.222.39.159
7 2026-09-01 01:50 639238240032549922
187 ms 54.222.39.159
6 2026-09-01 01:32 639238229204177368
30 ms 54.222.39.159
5 2026-09-01 01:14 639238218326150282
276 ms 54.222.39.159
4 2026-09-01 00:56 639238207574700853
9 ms 54.222.39.159
3 2026-09-01 00:38 639238196660283915
23 ms 54.222.39.159
2 2026-09-01 00:19 639238185782358546
193 ms 54.222.39.159
1 2026-09-01 00:01 639238175054391781
196 ms 54.222.39.159