DNS response history for b64.microsoftinternetsafety.net

b64.microsoftinternetsafety.net 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 111 DNS check records, 110 successful responses, 1 failed responses, and 236 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 b64.microsoftinternetsafety.net.
Records on Selected Date

111

Historical checks stored for this nameserver on selected date

Average Latency

236 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

13.107.206.41

Most recently resolved hosting IP on selected date

Successful Responses

110

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 b64.microsoftinternetsafety.net

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
111 2026-08-24 23:46 639232119551972438
5 ms 13.107.206.41
110 2026-08-24 23:46 639232119551972438
5 ms 13.107.222.41
109 2026-08-24 23:28 639232109112567473
4 ms 13.107.206.41
108 2026-08-24 23:28 639232109112567473
4 ms 13.107.222.41
107 2026-08-24 22:35 639232077430823987
37 ms 13.107.222.41
106 2026-08-24 22:35 639232077430823987
37 ms 13.107.206.41
105 2026-08-24 22:19 639232067340513033
11 ms 13.107.206.41
104 2026-08-24 22:19 639232067340513033
11 ms 13.107.222.41
103 2026-08-24 22:02 639232057157944387
13 ms 13.107.206.41
102 2026-08-24 22:02 639232057157944387
13 ms 13.107.222.41
101 2026-08-24 21:45 639232046895282144
8 ms 13.107.206.41
100 2026-08-24 21:45 639232046895282144
8 ms 13.107.222.41
99 2026-08-24 20:50 639232014356623395
66 ms 13.107.222.41
98 2026-08-24 20:50 639232014356623395
66 ms 13.107.206.41
97 2026-08-24 20:33 639232004177831322
17 ms 13.107.206.41
96 2026-08-24 20:33 639232004177831322
17 ms 13.107.222.41
95 2026-08-24 20:16 639231993997863976
26 ms 13.107.206.41
94 2026-08-24 20:16 639231993997863976
26 ms 13.107.222.41
93 2026-08-24 20:00 639231983967363696
9 ms 13.107.206.41
92 2026-08-24 20:00 639231983967363696
9 ms 13.107.222.41
91 2026-08-24 19:07 639231952257842845
18 ms 13.107.206.41
90 2026-08-24 19:07 639231952257842845
18 ms 13.107.222.41
89 2026-08-24 18:50 639231942277816756
11 ms 13.107.222.41
88 2026-08-24 18:50 639231942277816756
11 ms 13.107.206.41
87 2026-08-24 18:33 639231932094180724
8 ms 13.107.206.41
86 2026-08-24 18:33 639231932094180724
8 ms 13.107.222.41
85 2026-08-24 18:17 639231922041034838
2026 ms 13.107.206.41
84 2026-08-24 18:17 639231922041034838
2026 ms 13.107.222.41
83 2026-08-24 17:24 639231890488117536
36 ms 13.107.206.41
82 2026-08-24 17:24 639231890488117536
36 ms 13.107.222.41
81 2026-08-24 17:07 639231880574255543
32 ms 13.107.206.41
80 2026-08-24 17:07 639231880574255543
32 ms 13.107.222.41
79 2026-08-24 16:50 639231870418029045
28 ms 13.107.206.41
78 2026-08-24 16:50 639231870418029045
28 ms 13.107.222.41
77 2026-08-24 16:34 639231860258429562
2031 ms 13.107.222.41
76 2026-08-24 16:34 639231860258429562
2031 ms 13.107.206.41
75 2026-08-24 15:40 639231828211839931
10 ms 13.107.206.41
74 2026-08-24 15:40 639231828211839931
10 ms 13.107.222.41
73 2026-08-24 15:23 639231818080917481
2029 ms 13.107.206.41
72 2026-08-24 15:23 639231818080917481
2029 ms 13.107.222.41
71 2026-08-24 15:06 639231807961539652
22 ms 13.107.206.41
70 2026-08-24 15:06 639231807961539652
22 ms 13.107.222.41
69 2026-08-24 14:49 639231797631669865
23 ms 13.107.206.41
68 2026-08-24 14:49 639231797631669865
23 ms 13.107.222.41
67 2026-08-24 13:56 639231765923559455
15 ms 13.107.206.41
66 2026-08-24 13:56 639231765923559455
15 ms 13.107.222.41
65 2026-08-24 13:40 639231755868832964
5 ms 13.107.206.41
64 2026-08-24 13:40 639231755868832964
5 ms 13.107.222.41
63 2026-08-24 13:22 639231745628278877
15 ms 13.107.206.41
62 2026-08-24 13:22 639231745628278877
15 ms 13.107.222.41
61 2026-08-24 13:05 639231735407682062
5 ms 13.107.206.41
60 2026-08-24 13:05 639231735407682062
5 ms 13.107.222.41
59 2026-08-24 12:13 639231703815441688
28 ms 13.107.206.41
58 2026-08-24 12:13 639231703815441688
28 ms 13.107.222.41
57 2026-08-24 11:56 639231693747052549
41 ms 13.107.206.41
56 2026-08-24 11:56 639231693747052549
41 ms 13.107.222.41
55 2026-08-24 11:39 639231683712487276
12 ms 13.107.206.41
54 2026-08-24 11:39 639231683712487276
12 ms 13.107.222.41
53 2026-08-24 11:22 639231673513573868
8 ms 13.107.206.41
52 2026-08-24 11:22 639231673513573868
8 ms 13.107.222.41
51 2026-08-24 10:29 639231641791249939
6 ms 13.107.206.41
50 2026-08-24 10:29 639231641791249939
6 ms 13.107.222.41
49 2026-08-24 10:13 639231631866211033
7 ms 13.107.206.41
48 2026-08-24 10:13 639231631866211033
7 ms 13.107.222.41
47 2026-08-24 09:56 639231621644955316
2038 ms 13.107.206.41
46 2026-08-24 09:56 639231621644955316
2038 ms 13.107.222.41
45 2026-08-24 09:39 639231611478799259
26 ms 13.107.206.41
44 2026-08-24 09:39 639231611478799259
26 ms 13.107.222.41
43 2026-08-24 08:46 639231579923718211
5 ms 13.107.222.41
42 2026-08-24 08:46 639231579923718211
5 ms 13.107.206.41
41 2026-08-24 08:29 639231569810702936
2012 ms 13.107.206.41
40 2026-08-24 08:29 639231569810702936
2012 ms 13.107.222.41
39 2026-08-24 08:13 639231559762411619
17 ms 13.107.206.41
38 2026-08-24 08:13 639231559762411619
17 ms 13.107.222.41
37 2026-08-24 07:56 639231549663595407
31 ms 13.107.222.41
36 2026-08-24 07:56 639231549663595407
31 ms 13.107.206.41
35 2026-08-24 07:03 639231518076817246
2021 ms 13.107.206.41
34 2026-08-24 07:03 639231518076817246
2021 ms 13.107.222.41
33 2026-08-24 06:47 639231508078650885
15 ms 13.107.206.41
32 2026-08-24 06:47 639231508078650885
15 ms 13.107.222.41
31 2026-08-24 06:30 639231498210697093
5 ms 13.107.206.41
30 2026-08-24 06:30 639231498210697093
5 ms 13.107.222.41
29 2026-08-24 06:13 639231488109699360
28 ms 13.107.206.41
28 2026-08-24 06:13 639231488109699360
28 ms 13.107.222.41
27 2026-08-24 05:21 639231456772510692
3 ms 13.107.206.41
26 2026-08-24 05:21 639231456772510692
3 ms 13.107.222.41
25 2026-08-24 05:05 639231447084631185
6 ms 13.107.222.41
24 2026-08-24 05:05 639231447084631185
6 ms 13.107.206.41
23 2026-08-24 04:48 639231437208519473
59 ms 13.107.206.41
22 2026-08-24 04:48 639231437208519473
59 ms 13.107.222.41
21 2026-08-24 04:32 639231427209627490
10 ms 13.107.206.41
20 2026-08-24 04:32 639231427209627490
10 ms 13.107.222.41
19 2026-08-24 03:39 639231395791246644
22 ms 13.107.222.41
18 2026-08-24 03:39 639231395791246644
22 ms 13.107.206.41
17 2026-08-24 03:23 639231386075551458
6 ms 13.107.222.41
16 2026-08-24 03:23 639231386075551458
6 ms 13.107.206.41
15 2026-08-24 03:07 639231376208713791
7 ms 13.107.206.41
14 2026-08-24 03:07 639231376208713791
7 ms 13.107.222.41
13 2026-08-24 02:50 639231366170589276
4 ms 13.107.206.41
12 2026-08-24 02:50 639231366170589276
4 ms 13.107.222.41
11 2026-08-24 01:58 639231334732159368
8 ms 13.107.206.41
10 2026-08-24 01:58 639231334732159368
8 ms 13.107.222.41
9 2026-08-24 01:41 639231325035670078
5 ms 13.107.206.41
8 2026-08-24 01:41 639231325035670078
5 ms 13.107.222.41
7 2026-08-24 01:25 639231315132253837
7 ms 13.107.206.41
6 2026-08-24 01:25 639231315132253837
7 ms 13.107.222.41
5 2026-08-24 01:08 639231305014280808
-
4 2026-08-24 00:16 639231273779380675
14 ms 13.107.206.41
3 2026-08-24 00:16 639231273779380675
14 ms 13.107.222.41
2 2026-08-24 00:00 639231264180839154
6 ms 13.107.206.41
1 2026-08-24 00:00 639231264180839154
6 ms 13.107.222.41