DNS response history for ns1.notmicrosoft.com

ns1.notmicrosoft.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 55 successful responses, 2 failed responses, and 440 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 ns1.notmicrosoft.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

440 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:16

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.39.217.251

Most recently resolved hosting IP on selected date

Successful Responses

55

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.notmicrosoft.com

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:16 639228639850033448
245 ms 108.39.217.251
56 2026-08-20 23:00 639228630204271870
117 ms 108.39.217.251
55 2026-08-20 22:43 639228620295091135
2164 ms 108.39.217.251
54 2026-08-20 22:27 639228610298336915
235 ms 108.39.217.251
53 2026-08-20 21:34 639228578917047616
246 ms 108.39.217.251
52 2026-08-20 21:18 639228569046445709
243 ms 108.39.217.251
51 2026-08-20 21:01 639228558946830986
136 ms 108.39.217.251
50 2026-08-20 20:44 639228548977359217
249 ms 108.39.217.251
49 2026-08-20 19:52 639228517494157668
251 ms 108.39.217.251
48 2026-08-20 19:35 639228507374116892
249 ms 108.39.217.251
47 2026-08-20 19:18 639228497315154893
241 ms 108.39.217.251
46 2026-08-20 19:02 639228487287648341
2118 ms 108.39.217.251
45 2026-08-20 18:09 639228455828123788
2252 ms 108.39.217.251
44 2026-08-20 17:53 639228445900082244
239 ms 108.39.217.251
43 2026-08-20 17:36 639228435866352323
365 ms 108.39.217.251
42 2026-08-20 17:19 639228425802273151
2116 ms 108.39.217.251
41 2026-08-20 16:26 639228393616324230
251 ms 108.39.217.251
40 2026-08-20 16:09 639228383590408693
249 ms 108.39.217.251
39 2026-08-20 15:52 639228373471467474
245 ms 108.39.217.251
38 2026-08-20 15:35 639228363426647311
238 ms 108.39.217.251
37 2026-08-20 14:42 639228331681701910
253 ms 108.39.217.251
36 2026-08-20 14:26 639228321714746824
248 ms 108.39.217.251
35 2026-08-20 14:09 639228311652090262
2127 ms 108.39.217.251
34 2026-08-20 13:52 639228301670088587
249 ms 108.39.217.251
33 2026-08-20 12:59 639228269987976710
243 ms 108.39.217.251
32 2026-08-20 12:43 639228260009452308
-
31 2026-08-20 12:26 639228249661740894
-
30 2026-08-20 12:09 639228239552680346
246 ms 108.39.217.251
29 2026-08-20 11:16 639228207667580819
118 ms 108.39.217.251
28 2026-08-20 10:59 639228197494011560
2127 ms 108.39.217.251
27 2026-08-20 10:42 639228187497039939
250 ms 108.39.217.251
26 2026-08-20 10:25 639228177408432646
247 ms 108.39.217.251
25 2026-08-20 09:33 639228146356166262
252 ms 108.39.217.251
24 2026-08-20 09:17 639228136541505712
249 ms 108.39.217.251
23 2026-08-20 09:00 639228126519136598
240 ms 108.39.217.251
22 2026-08-20 08:44 639228116537148885
247 ms 108.39.217.251
21 2026-08-20 07:51 639228085320764351
114 ms 108.39.217.251
20 2026-08-20 07:36 639228075444604839
4 ms 108.39.217.251
19 2026-08-20 07:19 639228065615498985
234 ms 108.39.217.251
18 2026-08-20 07:02 639228055675321422
129 ms 108.39.217.251
17 2026-08-20 06:10 639228024230839396
5 ms 108.39.217.251
16 2026-08-20 05:54 639228014720406505
2 ms 108.39.217.251
15 2026-08-20 05:38 639228004930827030
241 ms 108.39.217.251
14 2026-08-20 05:21 639227995103340154
115 ms 108.39.217.251
13 2026-08-20 04:29 639227963811374894
139 ms 108.39.217.251
12 2026-08-20 04:13 639227954132571365
3 ms 108.39.217.251
11 2026-08-20 03:57 639227944541208342
244 ms 108.39.217.251
10 2026-08-20 03:40 639227934657213484
258 ms 108.39.217.251
9 2026-08-20 02:49 639227903628145469
5 ms 108.39.217.251
8 2026-08-20 02:33 639227893995483475
4 ms 108.39.217.251
7 2026-08-20 02:17 639227884280244209
2251 ms 108.39.217.251
6 2026-08-20 02:00 639227874371147132
115 ms 108.39.217.251
5 2026-08-20 01:08 639227843224256432
118 ms 108.39.217.251
4 2026-08-20 00:52 639227833720403506
137 ms 108.39.217.251
3 2026-08-20 00:36 639227824170728278
264 ms 108.39.217.251
2 2026-08-20 00:21 639227814865867570
29 ms 108.39.217.251
1 2026-08-20 00:05 639227805445376839
253 ms 108.39.217.251