DNS response history for ns15.microsoftexchangehosting.com

ns15.microsoftexchangehosting.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, 70 successful responses, 2 failed responses, and 273 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 ns15.microsoftexchangehosting.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

273 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

208.94.149.4

Most recently resolved hosting IP on selected date

Successful Responses

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns15.microsoftexchangehosting.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
2063 ms 208.94.149.4
71 2026-08-21 23:30 639229517954323214
20 ms 208.94.149.4
70 2026-08-21 23:14 639229508269999021
33 ms 208.94.149.4
69 2026-08-21 22:58 639229498559060171
2021 ms 208.94.149.4
68 2026-08-21 22:41 639229488519347586
2134 ms 208.94.149.4
67 2026-08-21 21:48 639229456606578934
19 ms 208.94.149.4
66 2026-08-21 21:32 639229446985772499
44 ms 208.94.149.4
65 2026-08-21 21:16 639229437367313098
62 ms 208.94.149.4
64 2026-08-21 21:00 639229427923950391
-
63 2026-08-21 20:44 639229418168588854
35 ms 208.94.149.4
62 2026-08-21 20:27 639229408345678334
32 ms 208.94.149.4
61 2026-08-21 20:11 639229398616354648
125 ms 208.94.149.4
60 2026-08-21 19:55 639229388634592323
32 ms 208.94.149.4
59 2026-08-21 19:38 639229378792837692
20 ms 208.94.149.4
58 2026-08-21 19:22 639229369154682311
39 ms 208.94.149.4
57 2026-08-21 19:06 639229359248017926
40 ms 208.94.149.4
56 2026-08-21 18:49 639229349124294642
2020 ms 208.94.149.4
55 2026-08-21 17:56 639229317791715692
49 ms 208.94.149.4
54 2026-08-21 17:40 639229308115194575
44 ms 208.94.149.4
53 2026-08-21 17:24 639229298320320558
18 ms 208.94.149.4
52 2026-08-21 17:08 639229288674863221
109 ms 208.94.149.4
51 2026-08-21 16:52 639229278983677079
49 ms 208.94.149.4
50 2026-08-21 16:36 639229269405517175
113 ms 208.94.149.4
49 2026-08-21 16:19 639229259594798244
21 ms 208.94.149.4
48 2026-08-21 16:03 639229249736681188
19 ms 208.94.149.4
47 2026-08-21 15:46 639229239699417787
2038 ms 208.94.149.4
46 2026-08-21 15:29 639229229621964033
34 ms 208.94.149.4
45 2026-08-21 15:13 639229219567270965
46 ms 208.94.149.4
44 2026-08-21 14:56 639229209406666856
59 ms 208.94.149.4
43 2026-08-21 14:03 639229177815876178
41 ms 208.94.149.4
42 2026-08-21 13:47 639229168243572685
12 ms 208.94.149.4
41 2026-08-21 13:31 639229158599856475
20 ms 208.94.149.4
40 2026-08-21 13:15 639229148998940902
37 ms 208.94.149.4
39 2026-08-21 12:59 639229139276923594
34 ms 208.94.149.4
38 2026-08-21 12:43 639229129709912394
31 ms 208.94.149.4
37 2026-08-21 12:26 639229119801488500
72 ms 208.94.149.4
36 2026-08-21 12:10 639229110135262458
20 ms 208.94.149.4
35 2026-08-21 11:54 639229100336051392
111 ms 208.94.149.4
34 2026-08-21 11:38 639229090641415626
16 ms 208.94.149.4
33 2026-08-21 11:21 639229080702683947
35 ms 208.94.149.4
32 2026-08-21 11:04 639229070601456699
56 ms 208.94.149.4
31 2026-08-21 10:12 639229038947447232
55 ms 208.94.149.4
30 2026-08-21 09:56 639229029268708773
10 ms 208.94.149.4
29 2026-08-21 09:40 639229019647910603
17 ms 208.94.149.4
28 2026-08-21 09:23 639229009983843738
20 ms 208.94.149.4
27 2026-08-21 09:07 639229000203331882
129 ms 208.94.149.4
26 2026-08-21 08:51 639228990302335999
30 ms 208.94.149.4
25 2026-08-21 08:34 639228980567740722
47 ms 208.94.149.4
24 2026-08-21 08:18 639228970762445174
29 ms 208.94.149.4
23 2026-08-21 08:02 639228961065054445
17 ms 208.94.149.4
22 2026-08-21 07:46 639228951224649885
-
21 2026-08-21 07:29 639228941303864592
30 ms 208.94.149.4
20 2026-08-21 07:12 639228931191328583
36 ms 208.94.149.4
19 2026-08-21 06:19 639228899518173317
17 ms 208.94.149.4
18 2026-08-21 06:03 639228889785027669
88 ms 208.94.149.4
17 2026-08-21 05:47 639228880106330161
45 ms 208.94.149.4
16 2026-08-21 05:31 639228870316184091
35 ms 208.94.149.4
15 2026-08-21 05:15 639228860695366512
35 ms 208.94.149.4
14 2026-08-21 04:59 639228851027209500
37 ms 208.94.149.4
13 2026-08-21 04:43 639228841479265462
48 ms 208.94.149.4
12 2026-08-21 04:26 639228831752962260
100 ms 208.94.149.4
11 2026-08-21 04:10 639228821953295483
71 ms 208.94.149.4
10 2026-08-21 03:54 639228812227429953
4010 ms 208.94.149.4
9 2026-08-21 03:38 639228802476107538
56 ms 208.94.149.4
8 2026-08-21 03:21 639228792525492032
124 ms 208.94.149.4
7 2026-08-21 02:29 639228761131421385
3 ms 208.94.149.4
6 2026-08-21 02:13 639228751571206692
32 ms 208.94.149.4
5 2026-08-21 01:56 639228741705571019
29 ms 208.94.149.4
4 2026-08-21 01:40 639228731642208228
31 ms 208.94.149.4
3 2026-08-21 00:47 639228700387002072
16 ms 208.94.149.4
2 2026-08-21 00:31 639228690742014433
17 ms 208.94.149.4
1 2026-08-21 00:15 639228680877937122
2096 ms 208.94.149.4