DNS response history for ns2.blackengineeringphd.org

ns2.blackengineeringphd.org 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, 72 successful responses, 1 failed responses, and 92 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 ns2.blackengineeringphd.org.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

92 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

51.178.172.190

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.blackengineeringphd.org

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 23:51 639229527598660841
187 ms 51.178.172.190
72 2026-08-21 23:35 639229517954323214
171 ms 51.178.172.190
71 2026-08-21 23:19 639229508269999021
135 ms 51.178.172.190
70 2026-08-21 23:03 639229498559060171
42 ms 51.178.172.190
69 2026-08-21 22:46 639229488519347586
98 ms 51.178.172.190
68 2026-08-21 21:53 639229456606578934
32 ms 51.178.172.190
67 2026-08-21 21:37 639229446985772499
136 ms 51.178.172.190
66 2026-08-21 21:21 639229437367313098
20 ms 51.178.172.190
65 2026-08-21 21:05 639229427923950391
107 ms 51.178.172.190
64 2026-08-21 20:49 639229418168588854
202 ms 51.178.172.190
63 2026-08-21 20:32 639229408345678334
12 ms 51.178.172.190
62 2026-08-21 20:16 639229398616354648
90 ms 51.178.172.190
61 2026-08-21 20:00 639229388634592323
142 ms 51.178.172.190
60 2026-08-21 19:43 639229378792837692
44 ms 51.178.172.190
59 2026-08-21 19:27 639229369154682311
91 ms 51.178.172.190
58 2026-08-21 19:10 639229359248017926
162 ms 51.178.172.190
57 2026-08-21 18:54 639229349124294642
89 ms 51.178.172.190
56 2026-08-21 18:01 639229317791715692
26 ms 51.178.172.190
55 2026-08-21 17:45 639229308115194575
243 ms 51.178.172.190
54 2026-08-21 17:29 639229298320320558
34 ms 51.178.172.190
53 2026-08-21 17:13 639229288674863221
92 ms 51.178.172.190
52 2026-08-21 16:57 639229278983677079
-
51 2026-08-21 16:40 639229269405517175
40 ms 51.178.172.190
50 2026-08-21 16:24 639229259594798244
50 ms 51.178.172.190
49 2026-08-21 16:08 639229249736681188
62 ms 51.178.172.190
48 2026-08-21 15:51 639229239699417787
27 ms 51.178.172.190
47 2026-08-21 15:34 639229229621964033
194 ms 51.178.172.190
46 2026-08-21 15:18 639229219567270965
282 ms 51.178.172.190
45 2026-08-21 15:01 639229209406666856
156 ms 51.178.172.190
44 2026-08-21 14:08 639229177815876178
47 ms 51.178.172.190
43 2026-08-21 13:52 639229168243572685
29 ms 51.178.172.190
42 2026-08-21 13:36 639229158599856475
91 ms 51.178.172.190
41 2026-08-21 13:20 639229148998940902
95 ms 51.178.172.190
40 2026-08-21 13:04 639229139276923594
54 ms 51.178.172.190
39 2026-08-21 12:48 639229129709912394
58 ms 51.178.172.190
38 2026-08-21 12:31 639229119801488500
219 ms 51.178.172.190
37 2026-08-21 12:15 639229110135262458
211 ms 51.178.172.190
36 2026-08-21 11:59 639229100336051392
33 ms 51.178.172.190
35 2026-08-21 11:43 639229090641415626
143 ms 51.178.172.190
34 2026-08-21 11:26 639229080702683947
50 ms 51.178.172.190
33 2026-08-21 11:09 639229070601456699
152 ms 51.178.172.190
32 2026-08-21 10:17 639229038947447232
52 ms 51.178.172.190
31 2026-08-21 10:00 639229029268708773
90 ms 51.178.172.190
30 2026-08-21 09:44 639229019647910603
21 ms 51.178.172.190
29 2026-08-21 09:28 639229009983843738
75 ms 51.178.172.190
28 2026-08-21 09:12 639229000203331882
169 ms 51.178.172.190
27 2026-08-21 08:56 639228990302335999
78 ms 51.178.172.190
26 2026-08-21 08:39 639228980567740722
212 ms 51.178.172.190
25 2026-08-21 08:23 639228970762445174
29 ms 51.178.172.190
24 2026-08-21 08:07 639228961065054445
191 ms 51.178.172.190
23 2026-08-21 07:51 639228951224649885
57 ms 51.178.172.190
22 2026-08-21 07:34 639228941303864592
72 ms 51.178.172.190
21 2026-08-21 07:17 639228931191328583
120 ms 51.178.172.190
20 2026-08-21 06:24 639228899518173317
42 ms 51.178.172.190
19 2026-08-21 06:08 639228889785027669
28 ms 51.178.172.190
18 2026-08-21 05:52 639228880106330161
63 ms 51.178.172.190
17 2026-08-21 05:36 639228870316184091
2 ms 51.178.172.190
16 2026-08-21 05:20 639228860695366512
174 ms 51.178.172.190
15 2026-08-21 05:03 639228851027209500
165 ms 51.178.172.190
14 2026-08-21 04:47 639228841479265462
16 ms 51.178.172.190
13 2026-08-21 04:31 639228831752962260
45 ms 51.178.172.190
12 2026-08-21 04:15 639228821953295483
91 ms 51.178.172.190
11 2026-08-21 03:59 639228812227429953
5 ms 51.178.172.190
10 2026-08-21 03:42 639228802476107538
53 ms 51.178.172.190
9 2026-08-21 03:26 639228792525492032
156 ms 51.178.172.190
8 2026-08-21 02:34 639228761131421385
21 ms 51.178.172.190
7 2026-08-21 02:18 639228751571206692
8 ms 51.178.172.190
6 2026-08-21 02:01 639228741705571019
65 ms 51.178.172.190
5 2026-08-21 01:44 639228731642208228
31 ms 51.178.172.190
4 2026-08-21 00:52 639228700387002072
122 ms 51.178.172.190
3 2026-08-21 00:36 639228690742014433
8 ms 51.178.172.190
2 2026-08-21 00:20 639228680877937122
47 ms 51.178.172.190
1 2026-08-21 00:03 639228670775860800
195 ms 51.178.172.190