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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 279 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

74

Historical checks stored for this nameserver on selected date

Average Latency

279 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:52

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

73

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 harvard.ns.apps.study

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:52 639230391807229016
39 ms 162.159.2.253
73 2026-08-22 23:35 639230382051619327
45 ms 162.159.2.253
72 2026-08-22 23:19 639230372323353529
30 ms 162.159.2.253
71 2026-08-22 23:03 639230362586451064
24 ms 162.159.2.253
70 2026-08-22 22:46 639230352793666303
20 ms 162.159.2.253
69 2026-08-22 22:30 639230342775737758
23 ms 162.159.2.253
68 2026-08-22 22:13 639230332639939561
13 ms 162.159.2.253
67 2026-08-22 21:20 639230301014190104
56 ms 162.159.2.253
66 2026-08-22 21:04 639230291048161498
33 ms 162.159.2.253
65 2026-08-22 20:47 639230280894353664
25 ms 162.159.2.253
64 2026-08-22 20:30 639230270699419073
21 ms 162.159.2.253
63 2026-08-22 20:12 639230260248163050
62 ms 162.159.2.253
62 2026-08-22 19:55 639230250122494282
26 ms 162.159.2.253
61 2026-08-22 19:38 639230239972935046
1672 ms 162.159.2.253
60 2026-08-22 19:22 639230229963262464
31 ms 162.159.2.253
59 2026-08-22 19:05 639230220033804658
44 ms 162.159.2.253
58 2026-08-22 18:48 639230209891107289
2044 ms 162.159.2.253
57 2026-08-22 18:31 639230199630298717
37 ms 162.159.2.253
56 2026-08-22 18:14 639230189301984150
2165 ms 162.159.2.253
55 2026-08-22 17:21 639230157138468804
69 ms 162.159.2.253
54 2026-08-22 17:04 639230146987869495
35 ms 162.159.2.253
53 2026-08-22 16:47 639230136768638516
43 ms 162.159.2.253
52 2026-08-22 16:30 639230126735907877
7 ms 162.159.2.253
51 2026-08-22 16:13 639230116551187768
5 ms 162.159.2.253
50 2026-08-22 15:56 639230106335615913
49 ms 162.159.2.253
49 2026-08-22 15:39 639230096177758176
27 ms 162.159.2.253
48 2026-08-22 15:22 639230086185999993
60 ms 162.159.2.253
47 2026-08-22 15:06 639230076247854903
33 ms 162.159.2.253
46 2026-08-22 14:49 639230066076077530
27 ms 162.159.2.253
45 2026-08-22 14:31 639230055738197328
25 ms 162.159.2.253
44 2026-08-22 14:14 639230045411225521
17 ms 162.159.2.253
43 2026-08-22 13:20 639230013046000470
84 ms 162.159.2.253
42 2026-08-22 13:04 639230003090037878
46 ms 162.159.2.253
41 2026-08-22 12:47 639229993008259475
82 ms 162.159.2.253
40 2026-08-22 12:30 639229982909449470
2021 ms 162.159.2.253
39 2026-08-22 12:14 639229973035502212
37 ms 162.159.2.253
38 2026-08-22 11:57 639229963064296145
13 ms 162.159.2.253
37 2026-08-22 11:40 639229952996162143
34 ms 162.159.2.253
36 2026-08-22 11:23 639229943051949195
113 ms 162.159.2.253
35 2026-08-22 11:07 639229932919214934
51 ms 162.159.2.253
34 2026-08-22 10:50 639229922745889838
81 ms 162.159.2.253
33 2026-08-22 10:33 639229912587214796
67 ms 162.159.2.253
32 2026-08-22 10:16 639229902240004454
7 ms 162.159.2.253
31 2026-08-22 09:23 639229870800501662
20 ms 162.159.2.253
30 2026-08-22 09:07 639229861058384956
24 ms 162.159.2.253
29 2026-08-22 08:51 639229851158592604
2045 ms 162.159.2.253
28 2026-08-22 08:34 639229841475569629
35 ms 162.159.2.253
27 2026-08-22 08:18 639229831887658471
18 ms 162.159.2.253
26 2026-08-22 08:02 639229822043670346
33 ms 162.159.2.253
25 2026-08-22 07:46 639229812327913936
60 ms 162.159.2.253
24 2026-08-22 07:30 639229802629488686
66 ms 162.159.2.253
23 2026-08-22 07:14 639229793051447309
28 ms 162.159.2.253
22 2026-08-22 06:57 639229783303531961
2050 ms 162.159.2.253
21 2026-08-22 06:41 639229773458051942
33 ms 162.159.2.253
20 2026-08-22 06:24 639229763373848056
-
19 2026-08-22 05:32 639229732140622809
13 ms 162.159.2.253
18 2026-08-22 05:16 639229722699695967
43 ms 162.159.2.253
17 2026-08-22 05:00 639229713097498075
2019 ms 162.159.2.253
16 2026-08-22 04:44 639229703543969637
26 ms 162.159.2.253
15 2026-08-22 04:29 639229693970392873
17 ms 162.159.2.253
14 2026-08-22 04:12 639229684277329469
38 ms 162.159.2.253
13 2026-08-22 03:56 639229674501596661
15 ms 162.159.2.253
12 2026-08-22 03:40 639229665064441147
41 ms 162.159.2.253
11 2026-08-22 03:24 639229655507536872
2038 ms 162.159.2.253
10 2026-08-22 03:08 639229645849603111
41 ms 162.159.2.253
9 2026-08-22 02:52 639229636090497453
22 ms 162.159.2.253
8 2026-08-22 02:35 639229625978544281
21 ms 162.159.2.253
7 2026-08-22 01:43 639229594644662176
36 ms 162.159.2.253
6 2026-08-22 01:27 639229585214633065
14 ms 162.159.2.253
5 2026-08-22 01:11 639229575581042175
40 ms 162.159.2.253
4 2026-08-22 00:55 639229565912268962
27 ms 162.159.2.253
3 2026-08-22 00:39 639229556237813203
31 ms 162.159.2.253
2 2026-08-22 00:23 639229546625802518
2009 ms 162.159.2.253
1 2026-08-22 00:07 639229537172016621
39 ms 162.159.2.253