DNS response history for ns2a.o365filtering.com

ns2a.o365filtering.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 72 DNS check records, 71 successful responses, 1 failed responses, and 396 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 ns2a.o365filtering.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

396 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.47.4.8

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns2a.o365filtering.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
72 2026-08-21 23:46 639229527598660841
10 ms 104.47.4.8
71 2026-08-21 23:30 639229517954323214
8 ms 104.47.4.8
70 2026-08-21 23:14 639229508269999021
16 ms 104.47.4.8
69 2026-08-21 22:57 639229498559060171
36 ms 104.47.4.8
68 2026-08-21 22:41 639229488519347586
9 ms 104.47.4.8
67 2026-08-21 21:48 639229456606578934
13 ms 104.47.4.8
66 2026-08-21 21:32 639229446985772499
36 ms 104.47.4.8
65 2026-08-21 21:15 639229437367313098
27 ms 104.47.4.8
64 2026-08-21 21:00 639229427923950391
17 ms 104.47.4.8
63 2026-08-21 20:44 639229418168588854
35 ms 104.47.4.8
62 2026-08-21 20:27 639229408345678334
28 ms 104.47.4.8
61 2026-08-21 20:11 639229398616354648
12 ms 104.47.4.8
60 2026-08-21 19:54 639229388634592323
40 ms 104.47.4.8
59 2026-08-21 19:38 639229378792837692
8 ms 104.47.4.8
58 2026-08-21 19:22 639229369154682311
35 ms 104.47.4.8
57 2026-08-21 19:05 639229359248017926
8 ms 104.47.4.8
56 2026-08-21 18:48 639229349124294642
79 ms 104.47.4.8
55 2026-08-21 17:56 639229317791715692
24 ms 104.47.4.8
54 2026-08-21 17:40 639229308115194575
8 ms 104.47.4.8
53 2026-08-21 17:24 639229298320320558
2032 ms 104.47.4.8
52 2026-08-21 17:08 639229288674863221
2019 ms 104.47.4.8
51 2026-08-21 16:51 639229278983677079
13 ms 104.47.4.8
50 2026-08-21 16:36 639229269405517175
14 ms 104.47.4.8
49 2026-08-21 16:19 639229259594798244
14 ms 104.47.4.8
48 2026-08-21 16:03 639229249736681188
30 ms 104.47.4.8
47 2026-08-21 15:46 639229239699417787
23 ms 104.47.4.8
46 2026-08-21 15:29 639229229621964033
12 ms 104.47.4.8
45 2026-08-21 15:12 639229219567270965
11 ms 104.47.4.8
44 2026-08-21 14:56 639229209406666856
2026 ms 104.47.4.8
43 2026-08-21 14:03 639229177815876178
41 ms 104.47.4.8
42 2026-08-21 13:47 639229168243572685
4015 ms 104.47.4.8
41 2026-08-21 13:31 639229158599856475
36 ms 104.47.4.8
40 2026-08-21 13:15 639229148998940902
9 ms 104.47.4.8
39 2026-08-21 12:59 639229139276923594
43 ms 104.47.4.8
38 2026-08-21 12:43 639229129709912394
17 ms 104.47.4.8
37 2026-08-21 12:26 639229119801488500
31 ms 104.47.4.8
36 2026-08-21 12:10 639229110135262458
13 ms 104.47.4.8
35 2026-08-21 11:54 639229100336051392
62 ms 104.47.4.8
34 2026-08-21 11:38 639229090641415626
16 ms 104.47.4.8
33 2026-08-21 11:21 639229080702683947
13 ms 104.47.4.8
32 2026-08-21 11:04 639229070601456699
34 ms 104.47.4.8
31 2026-08-21 10:12 639229038947447232
2026 ms 104.47.4.8
30 2026-08-21 09:55 639229029268708773
11 ms 104.47.4.8
29 2026-08-21 09:39 639229019647910603
47 ms 104.47.4.8
28 2026-08-21 09:23 639229009983843738
34 ms 104.47.4.8
27 2026-08-21 09:07 639229000203331882
14 ms 104.47.4.8
26 2026-08-21 08:50 639228990302335999
13 ms 104.47.4.8
25 2026-08-21 08:34 639228980567740722
-
24 2026-08-21 08:18 639228970762445174
20 ms 104.47.4.8
23 2026-08-21 08:02 639228961065054445
34 ms 104.47.4.8
22 2026-08-21 07:45 639228951224649885
29 ms 104.47.4.8
21 2026-08-21 07:29 639228941303864592
17 ms 104.47.4.8
20 2026-08-21 07:12 639228931191328583
76 ms 104.47.4.8
19 2026-08-21 06:19 639228899518173317
4051 ms 104.47.4.8
18 2026-08-21 06:03 639228889785027669
2034 ms 104.47.4.8
17 2026-08-21 05:47 639228880106330161
4029 ms 104.47.4.8
16 2026-08-21 05:30 639228870316184091
11 ms 104.47.4.8
15 2026-08-21 05:14 639228860695366512
38 ms 104.47.4.8
14 2026-08-21 04:58 639228851027209500
4030 ms 104.47.4.8
13 2026-08-21 04:42 639228841479265462
8 ms 104.47.4.8
12 2026-08-21 04:26 639228831752962260
52 ms 104.47.4.8
11 2026-08-21 04:10 639228821953295483
26 ms 104.47.4.8
10 2026-08-21 03:54 639228812227429953
79 ms 104.47.4.8
9 2026-08-21 03:37 639228802476107538
12 ms 104.47.4.8
8 2026-08-21 03:21 639228792525492032
86 ms 104.47.4.8
7 2026-08-21 02:28 639228761131421385
8 ms 104.47.4.8
6 2026-08-21 02:12 639228751571206692
72 ms 104.47.4.8
5 2026-08-21 01:56 639228741705571019
67 ms 104.47.4.8
4 2026-08-21 01:39 639228731642208228
33 ms 104.47.4.8
3 2026-08-21 00:47 639228700387002072
35 ms 104.47.4.8
2 2026-08-21 00:31 639228690742014433
11 ms 104.47.4.8
1 2026-08-21 00:15 639228680877937122
152 ms 104.47.4.8