DNS response history for harvard.ns.apps.study

harvard.ns.apps.study 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 2026-08-10. For this date, NameServerHistory found 82 DNS check records, 80 successful responses, 2 failed responses, and 218 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 harvard.ns.apps.study.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

218 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.2.253

Most recently resolved hosting IP on selected date

Successful Responses

80

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for harvard.ns.apps.study

Showing DNS history for 2026-08-10 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
82 2026-08-10 23:57 639220027366289509
27 ms 162.159.2.253
81 2026-08-10 23:42 639220018272941900
38 ms 162.159.2.253
80 2026-08-10 23:27 639220009109892969
28 ms 162.159.2.253
79 2026-08-10 23:12 639220000040489788
23 ms 162.159.2.253
78 2026-08-10 22:57 639219991197135747
55 ms 162.159.2.253
77 2026-08-10 22:42 639219982104540014
7 ms 162.159.2.253
76 2026-08-10 22:27 639219973150300215
17 ms 162.159.2.253
75 2026-08-10 22:12 639219964188486697
49 ms 162.159.2.253
74 2026-08-10 21:56 639219954995921784
24 ms 162.159.2.253
73 2026-08-10 21:41 639219945559908104
-
72 2026-08-10 20:49 639219914137782273
56 ms 162.159.2.253
71 2026-08-10 20:33 639219904858355064
37 ms 162.159.2.253
70 2026-08-10 20:18 639219895655263396
54 ms 162.159.2.253
69 2026-08-10 20:03 639219886527091074
7 ms 162.159.2.253
68 2026-08-10 19:47 639219877343266628
14 ms 162.159.2.253
67 2026-08-10 19:32 639219868177358195
348 ms 162.159.2.253
66 2026-08-10 19:17 639219859159581515
84 ms 162.159.2.253
65 2026-08-10 19:02 639219850124020182
92 ms 162.159.2.253
64 2026-08-10 18:46 639219840940124840
22 ms 162.159.2.253
63 2026-08-10 18:31 639219831829876486
33 ms 162.159.2.253
62 2026-08-10 18:16 639219822587759143
21 ms 162.159.2.253
61 2026-08-10 18:00 639219813247114428
2082 ms 162.159.2.253
60 2026-08-10 17:07 639219781959606396
14 ms 162.159.2.253
59 2026-08-10 16:52 639219772658305431
37 ms 162.159.2.253
58 2026-08-10 16:37 639219763454523027
25 ms 162.159.2.253
57 2026-08-10 16:21 639219754279127815
93 ms 162.159.2.253
56 2026-08-10 16:06 639219745087467767
2050 ms 162.159.2.253
55 2026-08-10 15:51 639219735900678107
18 ms 162.159.2.253
54 2026-08-10 15:35 639219726531461979
2068 ms 162.159.2.253
53 2026-08-10 15:20 639219717415222156
2025 ms 162.159.2.253
52 2026-08-10 15:05 639219708266470863
94 ms 162.159.2.253
51 2026-08-10 14:49 639219699049479559
23 ms 162.159.2.253
50 2026-08-10 14:34 639219689775815194
36 ms 162.159.2.253
49 2026-08-10 14:18 639219680511810632
33 ms 162.159.2.253
48 2026-08-10 13:26 639219648997191257
2050 ms 162.159.2.253
47 2026-08-10 13:10 639219639938909436
36 ms 162.159.2.253
46 2026-08-10 12:55 639219630718286441
29 ms 162.159.2.253
45 2026-08-10 12:40 639219621472350410
23 ms 162.159.2.253
44 2026-08-10 12:25 639219612500421992
39 ms 162.159.2.253
43 2026-08-10 12:09 639219603383833445
36 ms 162.159.2.253
42 2026-08-10 11:54 639219594143823358
2038 ms 162.159.2.253
41 2026-08-10 11:39 639219585053166024
21 ms 162.159.2.253
40 2026-08-10 11:24 639219575885776644
50 ms 162.159.2.253
39 2026-08-10 11:09 639219566844532361
44 ms 162.159.2.253
38 2026-08-10 10:53 639219557705808294
78 ms 162.159.2.253
37 2026-08-10 10:38 639219548482688649
79 ms 162.159.2.253
36 2026-08-10 09:45 639219517492763539
30 ms 162.159.2.253
35 2026-08-10 09:30 639219508755773605
54 ms 162.159.2.253
34 2026-08-10 09:16 639219499852103863
28 ms 162.159.2.253
33 2026-08-10 09:01 639219490893714387
-
32 2026-08-10 08:46 639219482299305521
42 ms 162.159.2.253
31 2026-08-10 08:32 639219473613114853
20 ms 162.159.2.253
30 2026-08-10 08:17 639219465061138643
31 ms 162.159.2.253
29 2026-08-10 08:03 639219456616129015
16 ms 162.159.2.253
28 2026-08-10 07:49 639219447974008557
124 ms 162.159.2.253
27 2026-08-10 07:35 639219439498255213
96 ms 162.159.2.253
26 2026-08-10 07:20 639219430664872256
49 ms 162.159.2.253
25 2026-08-10 07:05 639219421757560037
30 ms 162.159.2.253
24 2026-08-10 06:14 639219390773218684
2046 ms 162.159.2.253
23 2026-08-10 06:00 639219382205367722
41 ms 162.159.2.253
22 2026-08-10 05:45 639219373711937615
23 ms 162.159.2.253
21 2026-08-10 05:31 639219365088558404
27 ms 162.159.2.253
20 2026-08-10 05:16 639219356348833255
66 ms 162.159.2.253
19 2026-08-10 05:02 639219347860053478
35 ms 162.159.2.253
18 2026-08-10 04:48 639219339173195121
16 ms 162.159.2.253
17 2026-08-10 04:34 639219330642664669
29 ms 162.159.2.253
16 2026-08-10 04:19 639219322058698995
14 ms 162.159.2.253
15 2026-08-10 04:05 639219313564344199
48 ms 162.159.2.253
14 2026-08-10 03:51 639219304775113236
28 ms 162.159.2.253
13 2026-08-10 03:36 639219295706181119
42 ms 162.159.2.253
12 2026-08-10 02:45 639219264663923254
35 ms 162.159.2.253
11 2026-08-10 02:30 639219256015178099
47 ms 162.159.2.253
10 2026-08-10 02:16 639219247509540188
25 ms 162.159.2.253
9 2026-08-10 02:02 639219238999539092
51 ms 162.159.2.253
8 2026-08-10 01:48 639219230498823902
28 ms 162.159.2.253
7 2026-08-10 01:33 639219221706460911
21 ms 162.159.2.253
6 2026-08-10 01:19 639219212930606887
34 ms 162.159.2.253
5 2026-08-10 01:04 639219204307908525
14 ms 162.159.2.253
4 2026-08-10 00:50 639219195720181470
34 ms 162.159.2.253
3 2026-08-10 00:35 639219186898174002
12 ms 162.159.2.253
2 2026-08-10 00:20 639219178004946976
24 ms 162.159.2.253
1 2026-08-10 00:05 639219168958805474
31 ms 162.159.2.253