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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 72 successful responses, 3 failed responses, and 171 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

75

Historical checks stored for this nameserver on selected date

Average Latency

171 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:47

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

72

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

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 2026-08-23 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
75 2026-08-23 23:47 639231254406598736
-
74 2026-08-23 23:31 639231244697865594
17 ms 205.251.195.38
73 2026-08-23 23:15 639231234893504693
36 ms 205.251.195.38
72 2026-08-23 22:58 639231225024549139
3 ms 205.251.195.38
71 2026-08-23 22:42 639231214931957622
49 ms 205.251.195.38
70 2026-08-23 22:25 639231204962010549
15 ms 205.251.195.38
69 2026-08-23 22:08 639231195170138463
148 ms 205.251.195.38
68 2026-08-23 21:52 639231185235020577
12 ms 205.251.195.38
67 2026-08-23 21:36 639231175558690075
31 ms 205.251.195.38
66 2026-08-23 21:19 639231165610444012
68 ms 205.251.195.38
65 2026-08-23 20:26 639231133806425363
38 ms 205.251.195.38
64 2026-08-23 20:10 639231124203758023
34 ms 205.251.195.38
63 2026-08-23 19:54 639231114428262706
21 ms 205.251.195.38
62 2026-08-23 19:38 639231104662480065
44 ms 205.251.195.38
61 2026-08-23 19:21 639231094840372018
16 ms 205.251.195.38
60 2026-08-23 19:05 639231085024583224
48 ms 205.251.195.38
59 2026-08-23 18:49 639231075257417427
31 ms 205.251.195.38
58 2026-08-23 18:32 639231065516009503
6 ms 205.251.195.38
57 2026-08-23 18:16 639231055805348837
2022 ms 205.251.195.38
56 2026-08-23 18:00 639231045980373765
99 ms 205.251.195.38
55 2026-08-23 17:43 639231035984577527
25 ms 205.251.195.38
54 2026-08-23 17:26 639231025928115303
13 ms 205.251.195.38
53 2026-08-23 16:34 639230994250157583
42 ms 205.251.195.38
52 2026-08-23 16:17 639230984476411369
22 ms 205.251.195.38
51 2026-08-23 16:01 639230974838373450
5 ms 205.251.195.38
50 2026-08-23 15:45 639230965244277645
25 ms 205.251.195.38
49 2026-08-23 15:29 639230955522101820
-
48 2026-08-23 15:13 639230945754521603
53 ms 205.251.195.38
47 2026-08-23 14:56 639230935852040504
2052 ms 205.251.195.38
46 2026-08-23 14:40 639230926222061048
147 ms 205.251.195.38
45 2026-08-23 14:24 639230916449726907
43 ms 205.251.195.38
44 2026-08-23 14:08 639230906595053086
7 ms 205.251.195.38
43 2026-08-23 13:51 639230896680429441
128 ms 205.251.195.38
42 2026-08-23 13:34 639230886630210965
13 ms 205.251.195.38
41 2026-08-23 12:42 639230855430405719
8 ms 205.251.195.38
40 2026-08-23 12:26 639230845707499136
23 ms 205.251.195.38
39 2026-08-23 12:10 639230836186805419
4 ms 205.251.195.38
38 2026-08-23 11:54 639230826493828316
15 ms 205.251.195.38
37 2026-08-23 11:38 639230816817882996
2055 ms 205.251.195.38
36 2026-08-23 11:21 639230806933854189
24 ms 205.251.195.38
35 2026-08-23 11:05 639230797120243854
58 ms 205.251.195.38
34 2026-08-23 10:49 639230787310272840
38 ms 205.251.195.38
33 2026-08-23 10:33 639230777600173142
-
32 2026-08-23 10:16 639230767665024593
26 ms 205.251.195.38
31 2026-08-23 09:59 639230757720962293
9 ms 205.251.195.38
30 2026-08-23 09:43 639230747722189784
4 ms 205.251.195.38
29 2026-08-23 08:51 639230716313923480
43 ms 205.251.195.38
28 2026-08-23 08:35 639230706813835990
43 ms 205.251.195.38
27 2026-08-23 08:18 639230696871062203
50 ms 205.251.195.38
26 2026-08-23 08:02 639230687142781616
15 ms 205.251.195.38
25 2026-08-23 07:46 639230677432142227
32 ms 205.251.195.38
24 2026-08-23 07:29 639230667686258061
26 ms 205.251.195.38
23 2026-08-23 07:13 639230658039243685
3 ms 205.251.195.38
22 2026-08-23 06:57 639230648468473803
27 ms 205.251.195.38
21 2026-08-23 06:41 639230638829658294
3 ms 205.251.195.38
20 2026-08-23 06:25 639230629247017617
4 ms 205.251.195.38
19 2026-08-23 06:09 639230619625318239
9 ms 205.251.195.38
18 2026-08-23 05:53 639230609697630264
40 ms 205.251.195.38
17 2026-08-23 05:01 639230578570131864
26 ms 205.251.195.38
16 2026-08-23 04:45 639230568958963168
2037 ms 205.251.195.38
15 2026-08-23 04:29 639230559287611211
6 ms 205.251.195.38
14 2026-08-23 04:13 639230549524312030
7 ms 205.251.195.38
13 2026-08-23 03:56 639230539739801669
13 ms 205.251.195.38
12 2026-08-23 03:40 639230530084069375
13 ms 205.251.195.38
11 2026-08-23 03:24 639230520362691441
23 ms 205.251.195.38
10 2026-08-23 03:08 639230510677194518
22 ms 205.251.195.38
9 2026-08-23 02:52 639230501156002646
24 ms 205.251.195.38
8 2026-08-23 02:36 639230491502198541
19 ms 205.251.195.38
7 2026-08-23 02:20 639230481860318494
27 ms 205.251.195.38
6 2026-08-23 02:03 639230471893008575
21 ms 205.251.195.38
5 2026-08-23 01:10 639230440030877421
16 ms 205.251.195.38
4 2026-08-23 00:54 639230430479725508
6 ms 205.251.195.38
3 2026-08-23 00:38 639230420875160219
40 ms 205.251.195.38
2 2026-08-23 00:22 639230411240692575
2065 ms 205.251.195.38
1 2026-08-23 00:06 639230401550806607
46 ms 205.251.195.38