DNS response history for ns1.personal-o365.com

ns1.personal-o365.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 2026-08-24. For this date, NameServerHistory found 51 DNS check records, 51 successful responses, 0 failed responses, and 205 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.personal-o365.com.
Records on Selected Date

51

Historical checks stored for this nameserver on selected date

Average Latency

205 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 21:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.38.142.130

Most recently resolved hosting IP on selected date

Successful Responses

51

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.personal-o365.com

Showing DNS history for 2026-08-24 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
51 2026-08-24 21:48 639232046895282144
58 ms 51.38.142.130
50 2026-08-24 20:54 639232014356623395
117 ms 51.38.142.130
49 2026-08-24 20:36 639232004177831322
64 ms 51.38.142.130
48 2026-08-24 20:20 639231993997863976
31 ms 51.38.142.130
47 2026-08-24 20:03 639231983967363696
35 ms 51.38.142.130
46 2026-08-24 19:10 639231952257842845
2063 ms 51.38.142.130
45 2026-08-24 18:53 639231942277816756
49 ms 51.38.142.130
44 2026-08-24 18:36 639231932094180724
73 ms 51.38.142.130
43 2026-08-24 18:19 639231922041034838
32 ms 51.38.142.130
42 2026-08-24 17:27 639231890488117536
78 ms 51.38.142.130
41 2026-08-24 17:10 639231880574255543
82 ms 51.38.142.130
40 2026-08-24 16:54 639231870418029045
100 ms 51.38.142.130
39 2026-08-24 16:37 639231860258429562
69 ms 51.38.142.130
38 2026-08-24 15:43 639231828211839931
2050 ms 51.38.142.130
37 2026-08-24 15:26 639231818080917481
64 ms 51.38.142.130
36 2026-08-24 15:09 639231807961539652
45 ms 51.38.142.130
35 2026-08-24 14:52 639231797631669865
2081 ms 51.38.142.130
34 2026-08-24 13:59 639231765923559455
47 ms 51.38.142.130
33 2026-08-24 13:43 639231755868832964
60 ms 51.38.142.130
32 2026-08-24 13:26 639231745628278877
55 ms 51.38.142.130
31 2026-08-24 13:09 639231735407682062
31 ms 51.38.142.130
30 2026-08-24 12:16 639231703815441688
8 ms 51.38.142.130
29 2026-08-24 11:59 639231693747052549
80 ms 51.38.142.130
28 2026-08-24 11:42 639231683712487276
61 ms 51.38.142.130
27 2026-08-24 11:25 639231673513573868
71 ms 51.38.142.130
26 2026-08-24 10:32 639231641791249939
25 ms 51.38.142.130
25 2026-08-24 10:16 639231631866211033
88 ms 51.38.142.130
24 2026-08-24 09:59 639231621644955316
76 ms 51.38.142.130
23 2026-08-24 09:42 639231611478799259
9 ms 51.38.142.130
22 2026-08-24 08:50 639231579923718211
76 ms 51.38.142.130
21 2026-08-24 08:33 639231569810702936
63 ms 51.38.142.130
20 2026-08-24 08:16 639231559762411619
2055 ms 51.38.142.130
19 2026-08-24 07:59 639231549663595407
69 ms 51.38.142.130
18 2026-08-24 07:06 639231518076817246
67 ms 51.38.142.130
17 2026-08-24 06:50 639231508078650885
56 ms 51.38.142.130
16 2026-08-24 06:33 639231498210697093
60 ms 51.38.142.130
15 2026-08-24 06:16 639231488109699360
4 ms 51.38.142.130
14 2026-08-24 05:24 639231456772510692
7 ms 51.38.142.130
13 2026-08-24 05:08 639231447084631185
58 ms 51.38.142.130
12 2026-08-24 04:52 639231437208519473
55 ms 51.38.142.130
11 2026-08-24 04:35 639231427209627490
56 ms 51.38.142.130
10 2026-08-24 03:42 639231395791246644
4 ms 51.38.142.130
9 2026-08-24 03:26 639231386075551458
3 ms 51.38.142.130
8 2026-08-24 03:10 639231376208713791
3 ms 51.38.142.130
7 2026-08-24 02:53 639231366170589276
3 ms 51.38.142.130
6 2026-08-24 02:01 639231334732159368
3 ms 51.38.142.130
5 2026-08-24 01:45 639231325035670078
3 ms 51.38.142.130
4 2026-08-24 01:28 639231315132253837
59 ms 51.38.142.130
3 2026-08-24 01:11 639231305014280808
56 ms 51.38.142.130
2 2026-08-24 00:19 639231273779380675
6 ms 51.38.142.130
1 2026-08-24 00:03 639231264180839154
4 ms 51.38.142.130