DNS response history for ns1.qr.dev

ns1.qr.dev 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 73 DNS check records, 73 successful responses, 0 failed responses, and 392 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.qr.dev.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

392 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.251.195.38

Most recently resolved hosting IP on selected date

Successful Responses

73

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 ns1.qr.dev

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
73 2026-08-21 23:49 639229527598660841
102 ms 205.251.195.38
72 2026-08-21 23:33 639229517954323214
70 ms 205.251.195.38
71 2026-08-21 23:17 639229508269999021
42 ms 205.251.195.38
70 2026-08-21 23:01 639229498559060171
39 ms 205.251.195.38
69 2026-08-21 22:44 639229488519347586
26 ms 205.251.195.38
68 2026-08-21 21:51 639229456606578934
2060 ms 205.251.195.38
67 2026-08-21 21:35 639229446985772499
23 ms 205.251.195.38
66 2026-08-21 21:19 639229437367313098
53 ms 205.251.195.38
65 2026-08-21 21:03 639229427923950391
169 ms 205.251.195.38
64 2026-08-21 20:47 639229418168588854
15 ms 205.251.195.38
63 2026-08-21 20:30 639229408345678334
8 ms 205.251.195.38
62 2026-08-21 20:14 639229398616354648
35 ms 205.251.195.38
61 2026-08-21 19:58 639229388634592323
41 ms 205.251.195.38
60 2026-08-21 19:41 639229378792837692
81 ms 205.251.195.38
59 2026-08-21 19:25 639229369154682311
13 ms 205.251.195.38
58 2026-08-21 19:09 639229359248017926
49 ms 205.251.195.38
57 2026-08-21 18:52 639229349124294642
13 ms 205.251.195.38
56 2026-08-21 18:00 639229317791715692
13 ms 205.251.195.38
55 2026-08-21 17:43 639229308115194575
12 ms 205.251.195.38
54 2026-08-21 17:27 639229298320320558
32 ms 205.251.195.38
53 2026-08-21 17:11 639229288674863221
7 ms 205.251.195.38
52 2026-08-21 16:55 639229278983677079
18 ms 205.251.195.38
51 2026-08-21 16:39 639229269405517175
4086 ms 205.251.195.38
50 2026-08-21 16:23 639229259594798244
16 ms 205.251.195.38
49 2026-08-21 16:06 639229249736681188
5 ms 205.251.195.38
48 2026-08-21 15:49 639229239699417787
39 ms 205.251.195.38
47 2026-08-21 15:33 639229229621964033
2040 ms 205.251.195.38
46 2026-08-21 15:16 639229219567270965
9 ms 205.251.195.38
45 2026-08-21 14:59 639229209406666856
49 ms 205.251.195.38
44 2026-08-21 14:06 639229177815876178
36 ms 205.251.195.38
43 2026-08-21 13:50 639229168243572685
5 ms 205.251.195.38
42 2026-08-21 13:34 639229158599856475
4006 ms 205.251.195.38
41 2026-08-21 13:18 639229148998940902
6 ms 205.251.195.38
40 2026-08-21 13:02 639229139276923594
33 ms 205.251.195.38
39 2026-08-21 12:46 639229129709912394
31 ms 205.251.195.38
38 2026-08-21 12:30 639229119801488500
29 ms 205.251.195.38
37 2026-08-21 12:13 639229110135262458
61 ms 205.251.195.38
36 2026-08-21 11:57 639229100336051392
33 ms 205.251.195.38
35 2026-08-21 11:41 639229090641415626
38 ms 205.251.195.38
34 2026-08-21 11:24 639229080702683947
219 ms 205.251.195.38
33 2026-08-21 11:08 639229070601456699
26 ms 205.251.195.38
32 2026-08-21 10:15 639229038947447232
16 ms 205.251.195.38
31 2026-08-21 09:59 639229029268708773
9 ms 205.251.195.38
30 2026-08-21 09:43 639229019647910603
11 ms 205.251.195.38
29 2026-08-21 09:27 639229009983843738
36 ms 205.251.195.38
28 2026-08-21 09:10 639229000203331882
2047 ms 205.251.195.38
27 2026-08-21 08:54 639228990302335999
22 ms 205.251.195.38
26 2026-08-21 08:38 639228980567740722
62 ms 205.251.195.38
25 2026-08-21 08:21 639228970762445174
7 ms 205.251.195.38
24 2026-08-21 08:05 639228961065054445
15 ms 205.251.195.38
23 2026-08-21 07:49 639228951224649885
21 ms 205.251.195.38
22 2026-08-21 07:32 639228941303864592
29 ms 205.251.195.38
21 2026-08-21 07:15 639228931191328583
38 ms 205.251.195.38
20 2026-08-21 06:23 639228899518173317
7 ms 205.251.195.38
19 2026-08-21 06:06 639228889785027669
2048 ms 205.251.195.38
18 2026-08-21 05:50 639228880106330161
37 ms 205.251.195.38
17 2026-08-21 05:34 639228870316184091
8 ms 205.251.195.38
16 2026-08-21 05:18 639228860695366512
12 ms 205.251.195.38
15 2026-08-21 05:02 639228851027209500
2041 ms 205.251.195.38
14 2026-08-21 04:46 639228841479265462
2012 ms 205.251.195.38
13 2026-08-21 04:30 639228831752962260
2129 ms 205.251.195.38
12 2026-08-21 04:13 639228821953295483
7 ms 205.251.195.38
11 2026-08-21 03:57 639228812227429953
52 ms 205.251.195.38
10 2026-08-21 03:41 639228802476107538
26 ms 205.251.195.38
9 2026-08-21 03:24 639228792525492032
22 ms 205.251.195.38
8 2026-08-21 02:32 639228761131421385
29 ms 205.251.195.38
7 2026-08-21 02:16 639228751571206692
37 ms 205.251.195.38
6 2026-08-21 01:59 639228741705571019
52 ms 205.251.195.38
5 2026-08-21 01:43 639228731642208228
15 ms 205.251.195.38
4 2026-08-21 00:51 639228700387002072
3 ms 205.251.195.38
3 2026-08-21 00:34 639228690742014433
4021 ms 205.251.195.38
2 2026-08-21 00:18 639228680877937122
20 ms 205.251.195.38
1 2026-08-21 00:01 639228670775860800
19 ms 205.251.195.38