DNS response history for ns-2389.awsdns-cn-21.biz

ns-2389.awsdns-cn-21.biz 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 50 DNS check records, 50 successful responses, 0 failed responses, and 383 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-2389.awsdns-cn-21.biz.
Records on Selected Date

50

Historical checks stored for this nameserver on selected date

Average Latency

383 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-01 17:05

All timestamps shown in UTC

Latest Resolved IP on Selected Date

54.222.33.85

Most recently resolved hosting IP on selected date

Successful Responses

50

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-2389.awsdns-cn-21.biz

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
50 2026-09-01 17:05 639238786534802963
11 ms 54.222.33.85
49 2026-09-01 16:48 639238776025076085
34 ms 54.222.33.85
48 2026-09-01 16:30 639238765754785418
11 ms 54.222.33.85
47 2026-09-01 16:13 639238755323991033
20 ms 54.222.33.85
46 2026-09-01 15:56 639238744754881753
11 ms 54.222.33.85
45 2026-09-01 15:38 639238734176021898
15 ms 54.222.33.85
44 2026-09-01 15:20 639238723349432115
9 ms 54.222.33.85
43 2026-09-01 14:26 639238690993873259
10 ms 54.222.33.85
42 2026-09-01 14:09 639238680658140472
11 ms 54.222.33.85
41 2026-09-01 13:51 639238670295233158
2014 ms 54.222.33.85
40 2026-09-01 13:34 639238659704397018
2007 ms 54.222.33.85
39 2026-09-01 13:17 639238649308394463
12 ms 54.222.33.85
38 2026-09-01 12:59 639238638904588883
2019 ms 54.222.33.85
37 2026-09-01 12:42 639238628486902752
12 ms 54.222.33.85
36 2026-09-01 12:24 639238617906743100
12 ms 54.222.33.85
35 2026-09-01 12:07 639238607506044626
9 ms 54.222.33.85
34 2026-09-01 11:49 639238597040761406
250 ms 54.222.33.85
33 2026-09-01 11:32 639238586261546969
263 ms 54.222.33.85
32 2026-09-01 11:14 639238575587642333
14 ms 54.222.33.85
31 2026-09-01 10:19 639238543127398267
261 ms 54.222.33.85
30 2026-09-01 10:02 639238532668234016
8 ms 54.222.33.85
29 2026-09-01 09:44 639238522029321761
90 ms 54.222.33.85
28 2026-09-01 09:27 639238511519050351
261 ms 54.222.33.85
27 2026-09-01 09:09 639238500942239673
326 ms 54.222.33.85
26 2026-09-01 08:51 639238490412377398
2020 ms 54.222.33.85
25 2026-09-01 08:34 639238479833203021
10 ms 54.222.33.85
24 2026-09-01 08:16 639238469140507479
264 ms 54.222.33.85
23 2026-09-01 07:58 639238458443560361
2219 ms 54.222.33.85
22 2026-09-01 07:40 639238447694851502
3 ms 54.222.33.85
21 2026-09-01 07:22 639238436624109087
231 ms 54.222.33.85
20 2026-09-01 07:04 639238425565611335
259 ms 54.222.33.85
19 2026-09-01 06:08 639238392250222581
228 ms 54.222.33.85
18 2026-09-01 05:50 639238381322537831
172 ms 54.222.33.85
17 2026-09-01 05:32 639238370248186084
264 ms 54.222.33.85
16 2026-09-01 05:13 639238359264687845
2017 ms 54.222.33.85
15 2026-09-01 04:55 639238348534621818
263 ms 54.222.33.85
14 2026-09-01 04:37 639238337725739433
193 ms 54.222.33.85
13 2026-09-01 04:19 639238326844749368
540 ms 54.222.33.85
12 2026-09-01 04:01 639238315792024737
36 ms 54.222.33.85
11 2026-09-01 03:43 639238304931064768
21 ms 54.222.33.85
10 2026-09-01 03:24 639238294131483803
11 ms 54.222.33.85
9 2026-09-01 03:06 639238283314985519
374 ms 54.222.33.85
8 2026-09-01 02:48 639238272374093187
13 ms 54.222.33.85
7 2026-09-01 01:54 639238240032549922
414 ms 54.222.33.85
6 2026-09-01 01:36 639238229204177368
342 ms 54.222.33.85
5 2026-09-01 01:18 639238218326150282
433 ms 54.222.33.85
4 2026-09-01 01:00 639238207574700853
220 ms 54.222.33.85
3 2026-09-01 00:42 639238196660283915
32 ms 54.222.33.85
2 2026-09-01 00:24 639238185782358546
371 ms 54.222.33.85
1 2026-09-01 00:06 639238175054391781
526 ms 54.222.33.85