DNS response history for ns1.duservers.com

ns1.duservers.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 70 successful responses, 2 failed responses, and 292 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 ns1.duservers.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

292 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

13.248.158.180

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.duservers.com

Showing DNS history for 2026-08-21 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
72 2026-08-21 23:46 639229527598660841
43 ms 13.248.158.180
71 2026-08-21 23:30 639229517954323214
4022 ms 13.248.158.180
70 2026-08-21 23:14 639229508269999021
50 ms 13.248.158.180
69 2026-08-21 22:58 639229498559060171
20 ms 13.248.158.180
68 2026-08-21 22:41 639229488519347586
15 ms 13.248.158.180
67 2026-08-21 21:48 639229456606578934
16 ms 13.248.158.180
66 2026-08-21 21:32 639229446985772499
24 ms 13.248.158.180
65 2026-08-21 21:16 639229437367313098
16 ms 13.248.158.180
64 2026-08-21 21:00 639229427923950391
23 ms 13.248.158.180
63 2026-08-21 20:44 639229418168588854
30 ms 13.248.158.180
62 2026-08-21 20:28 639229408345678334
42 ms 13.248.158.180
61 2026-08-21 20:11 639229398616354648
60 ms 13.248.158.180
60 2026-08-21 19:55 639229388634592323
25 ms 13.248.158.180
59 2026-08-21 19:38 639229378792837692
-
58 2026-08-21 19:22 639229369154682311
54 ms 13.248.158.180
57 2026-08-21 19:06 639229359248017926
34 ms 13.248.158.180
56 2026-08-21 18:49 639229349124294642
5 ms 13.248.158.180
55 2026-08-21 17:57 639229317791715692
30 ms 13.248.158.180
54 2026-08-21 17:41 639229308115194575
13 ms 13.248.158.180
53 2026-08-21 17:24 639229298320320558
242 ms 13.248.158.180
52 2026-08-21 17:08 639229288674863221
18 ms 13.248.158.180
51 2026-08-21 16:52 639229278983677079
131 ms 13.248.158.180
50 2026-08-21 16:36 639229269405517175
28 ms 13.248.158.180
49 2026-08-21 16:20 639229259594798244
13 ms 13.248.158.180
48 2026-08-21 16:03 639229249736681188
21 ms 13.248.158.180
47 2026-08-21 15:47 639229239699417787
16 ms 13.248.158.180
46 2026-08-21 15:30 639229229621964033
28 ms 13.248.158.180
45 2026-08-21 15:13 639229219567270965
25 ms 13.248.158.180
44 2026-08-21 14:56 639229209406666856
2019 ms 13.248.158.180
43 2026-08-21 14:04 639229177815876178
4027 ms 13.248.158.180
42 2026-08-21 13:48 639229168243572685
37 ms 13.248.158.180
41 2026-08-21 13:31 639229158599856475
28 ms 13.248.158.180
40 2026-08-21 13:15 639229148998940902
4 ms 13.248.158.180
39 2026-08-21 12:59 639229139276923594
23 ms 13.248.158.180
38 2026-08-21 12:43 639229129709912394
33 ms 13.248.158.180
37 2026-08-21 12:27 639229119801488500
27 ms 13.248.158.180
36 2026-08-21 12:11 639229110135262458
2020 ms 13.248.158.180
35 2026-08-21 11:54 639229100336051392
2025 ms 13.248.158.180
34 2026-08-21 11:38 639229090641415626
24 ms 13.248.158.180
33 2026-08-21 11:22 639229080702683947
16 ms 13.248.158.180
32 2026-08-21 11:05 639229070601456699
86 ms 13.248.158.180
31 2026-08-21 10:12 639229038947447232
23 ms 13.248.158.180
30 2026-08-21 09:56 639229029268708773
29 ms 13.248.158.180
29 2026-08-21 09:40 639229019647910603
43 ms 13.248.158.180
28 2026-08-21 09:24 639229009983843738
38 ms 13.248.158.180
27 2026-08-21 09:07 639229000203331882
224 ms 13.248.158.180
26 2026-08-21 08:51 639228990302335999
2021 ms 13.248.158.180
25 2026-08-21 08:35 639228980567740722
3 ms 13.248.158.180
24 2026-08-21 08:18 639228970762445174
30 ms 13.248.158.180
23 2026-08-21 08:02 639228961065054445
20 ms 13.248.158.180
22 2026-08-21 07:46 639228951224649885
37 ms 13.248.158.180
21 2026-08-21 07:29 639228941303864592
2020 ms 13.248.158.180
20 2026-08-21 07:12 639228931191328583
127 ms 13.248.158.180
19 2026-08-21 06:20 639228899518173317
31 ms 13.248.158.180
18 2026-08-21 06:04 639228889785027669
14 ms 13.248.158.180
17 2026-08-21 05:47 639228880106330161
4 ms 13.248.158.180
16 2026-08-21 05:31 639228870316184091
13 ms 13.248.158.180
15 2026-08-21 05:15 639228860695366512
15 ms 13.248.158.180
14 2026-08-21 04:59 639228851027209500
3 ms 13.248.158.180
13 2026-08-21 04:43 639228841479265462
52 ms 13.248.158.180
12 2026-08-21 04:27 639228831752962260
15 ms 13.248.158.180
11 2026-08-21 04:10 639228821953295483
39 ms 13.248.158.180
10 2026-08-21 03:54 639228812227429953
49 ms 13.248.158.180
9 2026-08-21 03:38 639228802476107538
26 ms 13.248.158.180
8 2026-08-21 03:21 639228792525492032
46 ms 13.248.158.180
7 2026-08-21 02:29 639228761131421385
54 ms 13.248.158.180
6 2026-08-21 02:13 639228751571206692
5 ms 13.248.158.180
5 2026-08-21 01:57 639228741705571019
-
4 2026-08-21 01:40 639228731642208228
17 ms 13.248.158.180
3 2026-08-21 00:48 639228700387002072
27 ms 13.248.158.180
2 2026-08-21 00:32 639228690742014433
4 ms 13.248.158.180
1 2026-08-21 00:15 639228680877937122
3 ms 13.248.158.180