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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 66 successful responses, 8 failed responses, and 259 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

74

Historical checks stored for this nameserver on selected date

Average Latency

259 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:49

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

66

Checks that returned a measurable response

Failed Responses

8

Checks with no response or no returned latency

Failure Rate

11%

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 2026-08-19 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 2026-08-19 23:49 639227795899225951
246 ms 108.39.217.251
73 2026-08-19 23:33 639227786351762008
242 ms 108.39.217.251
72 2026-08-19 23:17 639227776640591733
163 ms 108.39.217.251
71 2026-08-19 23:01 639227767128841282
3 ms 108.39.217.251
70 2026-08-19 22:45 639227757477304711
4 ms 108.39.217.251
69 2026-08-19 22:29 639227747572098014
244 ms 108.39.217.251
68 2026-08-19 22:12 639227737588613113
-
67 2026-08-19 21:20 639227706134603955
-
66 2026-08-19 21:04 639227696589027396
-
65 2026-08-19 20:48 639227687097707639
-
64 2026-08-19 20:32 639227677474464487
-
63 2026-08-19 20:16 639227667767441118
-
62 2026-08-19 20:00 639227657984833832
-
61 2026-08-19 19:43 639227648079992640
-
60 2026-08-19 19:26 639227638125048441
243 ms 108.39.217.251
59 2026-08-19 19:10 639227628211392142
249 ms 108.39.217.251
58 2026-08-19 18:53 639227618261696275
108 ms 108.39.217.251
57 2026-08-19 18:37 639227608366233645
127 ms 108.39.217.251
56 2026-08-19 18:20 639227598301787588
261 ms 108.39.217.251
55 2026-08-19 17:27 639227566241010716
3 ms 108.39.217.251
54 2026-08-19 17:10 639227556454538959
254 ms 108.39.217.251
53 2026-08-19 16:54 639227546640305542
248 ms 108.39.217.251
52 2026-08-19 16:38 639227536965466472
114 ms 108.39.217.251
51 2026-08-19 16:21 639227527048658280
260 ms 108.39.217.251
50 2026-08-19 16:05 639227517386634438
250 ms 108.39.217.251
49 2026-08-19 15:49 639227507459551637
2104 ms 108.39.217.251
48 2026-08-19 15:32 639227497515595277
246 ms 108.39.217.251
47 2026-08-19 15:15 639227487441798036
3 ms 108.39.217.251
46 2026-08-19 14:59 639227477445551863
145 ms 108.39.217.251
45 2026-08-19 14:42 639227467297067891
239 ms 108.39.217.251
44 2026-08-19 14:25 639227457057795635
245 ms 108.39.217.251
43 2026-08-19 13:31 639227425244777397
121 ms 108.39.217.251
42 2026-08-19 13:15 639227415422116485
243 ms 108.39.217.251
41 2026-08-19 12:58 639227405307256053
243 ms 108.39.217.251
40 2026-08-19 12:42 639227395396602630
251 ms 108.39.217.251
39 2026-08-19 12:25 639227385510363611
242 ms 108.39.217.251
38 2026-08-19 12:09 639227375508324850
6 ms 108.39.217.251
37 2026-08-19 11:52 639227365326611906
243 ms 108.39.217.251
36 2026-08-19 11:35 639227355360014208
242 ms 108.39.217.251
35 2026-08-19 11:18 639227345036782165
254 ms 108.39.217.251
34 2026-08-19 11:01 639227334992964533
244 ms 108.39.217.251
33 2026-08-19 10:44 639227324986605572
244 ms 108.39.217.251
32 2026-08-19 10:28 639227314928414539
2114 ms 108.39.217.251
31 2026-08-19 09:34 639227283029182134
242 ms 108.39.217.251
30 2026-08-19 09:18 639227273294779350
243 ms 108.39.217.251
29 2026-08-19 09:02 639227263525231313
246 ms 108.39.217.251
28 2026-08-19 08:45 639227253578313363
139 ms 108.39.217.251
27 2026-08-19 08:29 639227243649973322
115 ms 108.39.217.251
26 2026-08-19 08:12 639227233581059317
249 ms 108.39.217.251
25 2026-08-19 07:55 639227223667352067
168 ms 108.39.217.251
24 2026-08-19 07:39 639227213714837066
236 ms 108.39.217.251
23 2026-08-19 07:22 639227203701208496
244 ms 108.39.217.251
22 2026-08-19 07:06 639227193643202179
244 ms 108.39.217.251
21 2026-08-19 06:49 639227183584431597
241 ms 108.39.217.251
20 2026-08-19 06:32 639227173347403088
6 ms 108.39.217.251
19 2026-08-19 05:39 639227141523007601
251 ms 108.39.217.251
18 2026-08-19 05:22 639227131785931574
125 ms 108.39.217.251
17 2026-08-19 05:06 639227122176475389
141 ms 108.39.217.251
16 2026-08-19 04:50 639227112668934596
238 ms 108.39.217.251
15 2026-08-19 04:34 639227102773292788
243 ms 108.39.217.251
14 2026-08-19 04:18 639227093141136930
254 ms 108.39.217.251
13 2026-08-19 04:02 639227083449420147
252 ms 108.39.217.251
12 2026-08-19 03:46 639227073771748493
253 ms 108.39.217.251
11 2026-08-19 03:29 639227063977347614
259 ms 108.39.217.251
10 2026-08-19 03:13 639227054253519024
244 ms 108.39.217.251
9 2026-08-19 02:57 639227044381963886
256 ms 108.39.217.251
8 2026-08-19 02:40 639227034441085514
238 ms 108.39.217.251
7 2026-08-19 01:48 639227003126489968
244 ms 108.39.217.251
6 2026-08-19 01:32 639226993456311614
113 ms 108.39.217.251
5 2026-08-19 01:16 639226983847312345
253 ms 108.39.217.251
4 2026-08-19 01:00 639226974357874853
257 ms 108.39.217.251
3 2026-08-19 00:44 639226964670484721
236 ms 108.39.217.251
2 2026-08-19 00:28 639226954857899696
139 ms 108.39.217.251
1 2026-08-19 00:11 639226945091603488
248 ms 108.39.217.251