DNS response history for ns1.dev-null.com

ns1.dev-null.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 146 DNS check records, 146 successful responses, 0 failed responses, and 443 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.dev-null.com.
Records on Selected Date

146

Historical checks stored for this nameserver on selected date

Average Latency

443 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

76.223.54.146

Most recently resolved hosting IP on selected date

Successful Responses

146

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.dev-null.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
146 2026-08-21 23:51 639229527598660841
2017 ms 76.223.54.146
145 2026-08-21 23:51 639229527598660841
2017 ms 13.248.169.48
144 2026-08-21 23:35 639229517954323214
18 ms 76.223.54.146
143 2026-08-21 23:35 639229517954323214
18 ms 13.248.169.48
142 2026-08-21 23:19 639229508269999021
9 ms 76.223.54.146
141 2026-08-21 23:19 639229508269999021
9 ms 13.248.169.48
140 2026-08-21 23:03 639229498559060171
15 ms 13.248.169.48
139 2026-08-21 23:03 639229498559060171
15 ms 76.223.54.146
138 2026-08-21 22:46 639229488519347586
52 ms 76.223.54.146
137 2026-08-21 22:46 639229488519347586
52 ms 13.248.169.48
136 2026-08-21 21:53 639229456606578934
2042 ms 76.223.54.146
135 2026-08-21 21:53 639229456606578934
2042 ms 13.248.169.48
134 2026-08-21 21:37 639229446985772499
3 ms 76.223.54.146
133 2026-08-21 21:37 639229446985772499
3 ms 13.248.169.48
132 2026-08-21 21:21 639229437367313098
27 ms 76.223.54.146
131 2026-08-21 21:21 639229437367313098
27 ms 13.248.169.48
130 2026-08-21 21:05 639229427923950391
9 ms 76.223.54.146
129 2026-08-21 21:05 639229427923950391
9 ms 13.248.169.48
128 2026-08-21 20:49 639229418168588854
20 ms 76.223.54.146
127 2026-08-21 20:49 639229418168588854
20 ms 13.248.169.48
126 2026-08-21 20:33 639229408345678334
20 ms 76.223.54.146
125 2026-08-21 20:33 639229408345678334
20 ms 13.248.169.48
124 2026-08-21 20:16 639229398616354648
2019 ms 13.248.169.48
123 2026-08-21 20:16 639229398616354648
2019 ms 76.223.54.146
122 2026-08-21 20:00 639229388634592323
16 ms 13.248.169.48
121 2026-08-21 20:00 639229388634592323
16 ms 76.223.54.146
120 2026-08-21 19:44 639229378792837692
45 ms 13.248.169.48
119 2026-08-21 19:44 639229378792837692
45 ms 76.223.54.146
118 2026-08-21 19:27 639229369154682311
2059 ms 13.248.169.48
117 2026-08-21 19:27 639229369154682311
2059 ms 76.223.54.146
116 2026-08-21 19:11 639229359248017926
3 ms 13.248.169.48
115 2026-08-21 19:11 639229359248017926
3 ms 76.223.54.146
114 2026-08-21 18:54 639229349124294642
20 ms 76.223.54.146
113 2026-08-21 18:54 639229349124294642
20 ms 13.248.169.48
112 2026-08-21 18:02 639229317791715692
76 ms 76.223.54.146
111 2026-08-21 18:02 639229317791715692
76 ms 13.248.169.48
110 2026-08-21 17:46 639229308115194575
24 ms 76.223.54.146
109 2026-08-21 17:46 639229308115194575
24 ms 13.248.169.48
108 2026-08-21 17:29 639229298320320558
45 ms 76.223.54.146
107 2026-08-21 17:29 639229298320320558
45 ms 13.248.169.48
106 2026-08-21 17:13 639229288674863221
39 ms 13.248.169.48
105 2026-08-21 17:13 639229288674863221
39 ms 76.223.54.146
104 2026-08-21 16:57 639229278983677079
28 ms 76.223.54.146
103 2026-08-21 16:57 639229278983677079
28 ms 13.248.169.48
102 2026-08-21 16:41 639229269405517175
23 ms 76.223.54.146
101 2026-08-21 16:41 639229269405517175
23 ms 13.248.169.48
100 2026-08-21 16:25 639229259594798244
31 ms 76.223.54.146
99 2026-08-21 16:25 639229259594798244
31 ms 13.248.169.48
98 2026-08-21 16:08 639229249736681188
11 ms 76.223.54.146
97 2026-08-21 16:08 639229249736681188
11 ms 13.248.169.48
96 2026-08-21 15:52 639229239699417787
2040 ms 76.223.54.146
95 2026-08-21 15:52 639229239699417787
2040 ms 13.248.169.48
94 2026-08-21 15:35 639229229621964033
118 ms 76.223.54.146
93 2026-08-21 15:35 639229229621964033
118 ms 13.248.169.48
92 2026-08-21 15:18 639229219567270965
33 ms 76.223.54.146
91 2026-08-21 15:18 639229219567270965
33 ms 13.248.169.48
90 2026-08-21 15:01 639229209406666856
32 ms 13.248.169.48
89 2026-08-21 15:01 639229209406666856
32 ms 76.223.54.146
88 2026-08-21 14:08 639229177815876178
17 ms 76.223.54.146
87 2026-08-21 14:08 639229177815876178
17 ms 13.248.169.48
86 2026-08-21 13:52 639229168243572685
19 ms 76.223.54.146
85 2026-08-21 13:52 639229168243572685
19 ms 13.248.169.48
84 2026-08-21 13:36 639229158599856475
46 ms 76.223.54.146
83 2026-08-21 13:36 639229158599856475
46 ms 13.248.169.48
82 2026-08-21 13:20 639229148998940902
23 ms 76.223.54.146
81 2026-08-21 13:20 639229148998940902
23 ms 13.248.169.48
80 2026-08-21 13:04 639229139276923594
2015 ms 76.223.54.146
79 2026-08-21 13:04 639229139276923594
2015 ms 13.248.169.48
78 2026-08-21 12:48 639229129709912394
27 ms 76.223.54.146
77 2026-08-21 12:48 639229129709912394
27 ms 13.248.169.48
76 2026-08-21 12:32 639229119801488500
19 ms 76.223.54.146
75 2026-08-21 12:32 639229119801488500
19 ms 13.248.169.48
74 2026-08-21 12:15 639229110135262458
21 ms 76.223.54.146
73 2026-08-21 12:15 639229110135262458
21 ms 13.248.169.48
72 2026-08-21 11:59 639229100336051392
26 ms 76.223.54.146
71 2026-08-21 11:59 639229100336051392
26 ms 13.248.169.48
70 2026-08-21 11:43 639229090641415626
77 ms 13.248.169.48
69 2026-08-21 11:43 639229090641415626
77 ms 76.223.54.146
68 2026-08-21 11:27 639229080702683947
14 ms 13.248.169.48
67 2026-08-21 11:27 639229080702683947
14 ms 76.223.54.146
66 2026-08-21 11:10 639229070601456699
4017 ms 13.248.169.48
65 2026-08-21 11:10 639229070601456699
4017 ms 76.223.54.146
64 2026-08-21 10:17 639229038947447232
12 ms 76.223.54.146
63 2026-08-21 10:17 639229038947447232
12 ms 13.248.169.48
62 2026-08-21 10:01 639229029268708773
24 ms 76.223.54.146
61 2026-08-21 10:01 639229029268708773
24 ms 13.248.169.48
60 2026-08-21 09:45 639229019647910603
2058 ms 13.248.169.48
59 2026-08-21 09:45 639229019647910603
2058 ms 76.223.54.146
58 2026-08-21 09:29 639229009983843738
2125 ms 76.223.54.146
57 2026-08-21 09:29 639229009983843738
2125 ms 13.248.169.48
56 2026-08-21 09:13 639229000203331882
26 ms 76.223.54.146
55 2026-08-21 09:13 639229000203331882
26 ms 13.248.169.48
54 2026-08-21 08:56 639228990302335999
33 ms 76.223.54.146
53 2026-08-21 08:56 639228990302335999
33 ms 13.248.169.48
52 2026-08-21 08:40 639228980567740722
2023 ms 13.248.169.48
51 2026-08-21 08:40 639228980567740722
2023 ms 76.223.54.146
50 2026-08-21 08:23 639228970762445174
39 ms 76.223.54.146
49 2026-08-21 08:23 639228970762445174
39 ms 13.248.169.48
48 2026-08-21 08:07 639228961065054445
23 ms 76.223.54.146
47 2026-08-21 08:07 639228961065054445
23 ms 13.248.169.48
46 2026-08-21 07:51 639228951224649885
2029 ms 76.223.54.146
45 2026-08-21 07:51 639228951224649885
2029 ms 13.248.169.48
44 2026-08-21 07:34 639228941303864592
15 ms 76.223.54.146
43 2026-08-21 07:34 639228941303864592
15 ms 13.248.169.48
42 2026-08-21 07:17 639228931191328583
15 ms 76.223.54.146
41 2026-08-21 07:17 639228931191328583
15 ms 13.248.169.48
40 2026-08-21 06:25 639228899518173317
2015 ms 76.223.54.146
39 2026-08-21 06:25 639228899518173317
2015 ms 13.248.169.48
38 2026-08-21 06:08 639228889785027669
38 ms 76.223.54.146
37 2026-08-21 06:08 639228889785027669
38 ms 13.248.169.48
36 2026-08-21 05:52 639228880106330161
24 ms 76.223.54.146
35 2026-08-21 05:52 639228880106330161
24 ms 13.248.169.48
34 2026-08-21 05:36 639228870316184091
2056 ms 13.248.169.48
33 2026-08-21 05:36 639228870316184091
2056 ms 76.223.54.146
32 2026-08-21 05:20 639228860695366512
60 ms 13.248.169.48
31 2026-08-21 05:20 639228860695366512
60 ms 76.223.54.146
30 2026-08-21 05:04 639228851027209500
2047 ms 76.223.54.146
29 2026-08-21 05:04 639228851027209500
2047 ms 13.248.169.48
28 2026-08-21 04:48 639228841479265462
17 ms 76.223.54.146
27 2026-08-21 04:48 639228841479265462
17 ms 13.248.169.48
26 2026-08-21 04:32 639228831752962260
36 ms 76.223.54.146
25 2026-08-21 04:32 639228831752962260
36 ms 13.248.169.48
24 2026-08-21 04:15 639228821953295483
22 ms 76.223.54.146
23 2026-08-21 04:15 639228821953295483
22 ms 13.248.169.48
22 2026-08-21 03:59 639228812227429953
18 ms 76.223.54.146
21 2026-08-21 03:59 639228812227429953
18 ms 13.248.169.48
20 2026-08-21 03:43 639228802476107538
20 ms 76.223.54.146
19 2026-08-21 03:43 639228802476107538
20 ms 13.248.169.48
18 2026-08-21 03:26 639228792525492032
106 ms 13.248.169.48
17 2026-08-21 03:26 639228792525492032
106 ms 76.223.54.146
16 2026-08-21 02:34 639228761131421385
19 ms 13.248.169.48
15 2026-08-21 02:34 639228761131421385
19 ms 76.223.54.146
14 2026-08-21 02:18 639228751571206692
45 ms 76.223.54.146
13 2026-08-21 02:18 639228751571206692
45 ms 13.248.169.48
12 2026-08-21 02:02 639228741705571019
14 ms 13.248.169.48
11 2026-08-21 02:02 639228741705571019
14 ms 76.223.54.146
10 2026-08-21 01:45 639228731642208228
6 ms 76.223.54.146
9 2026-08-21 01:45 639228731642208228
6 ms 13.248.169.48
8 2026-08-21 00:53 639228700387002072
37 ms 76.223.54.146
7 2026-08-21 00:53 639228700387002072
37 ms 13.248.169.48
6 2026-08-21 00:37 639228690742014433
56 ms 76.223.54.146
5 2026-08-21 00:37 639228690742014433
56 ms 13.248.169.48
4 2026-08-21 00:20 639228680877937122
29 ms 76.223.54.146
3 2026-08-21 00:20 639228680877937122
29 ms 13.248.169.48
2 2026-08-21 00:03 639228670775860800
57 ms 76.223.54.146
1 2026-08-21 00:03 639228670775860800
57 ms 13.248.169.48