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 2026-08-26. For this date, NameServerHistory found 140 DNS check records, 140 successful responses, 0 failed responses, and 285 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

140

Historical checks stored for this nameserver on selected date

Average Latency

285 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:45

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

140

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 b64.microsoftinternetsafety.net

Showing DNS history for 2026-08-26 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
140 2026-08-26 23:45 639233846871926285
9 ms 13.107.206.41
139 2026-08-26 23:45 639233846871926285
9 ms 13.107.222.41
138 2026-08-26 22:51 639233814527872887
4 ms 13.107.206.41
137 2026-08-26 22:51 639233814527872887
4 ms 13.107.222.41
136 2026-08-26 22:34 639233804315489381
4 ms 13.107.206.41
135 2026-08-26 22:34 639233804315489381
4 ms 13.107.222.41
134 2026-08-26 22:16 639233793971346256
2037 ms 13.107.222.41
133 2026-08-26 22:16 639233793971346256
2037 ms 13.107.206.41
132 2026-08-26 21:59 639233783644630463
8 ms 13.107.206.41
131 2026-08-26 21:59 639233783644630463
8 ms 13.107.222.41
130 2026-08-26 21:42 639233773302621314
5 ms 13.107.206.41
129 2026-08-26 21:42 639233773302621314
5 ms 13.107.222.41
128 2026-08-26 21:25 639233762896723748
96 ms 13.107.206.41
127 2026-08-26 21:25 639233762896723748
96 ms 13.107.222.41
126 2026-08-26 21:07 639233752543876329
5 ms 13.107.206.41
125 2026-08-26 21:07 639233752543876329
5 ms 13.107.222.41
124 2026-08-26 20:50 639233742155931788
12 ms 13.107.206.41
123 2026-08-26 20:50 639233742155931788
12 ms 13.107.222.41
122 2026-08-26 20:33 639233731712555311
5 ms 13.107.206.41
121 2026-08-26 20:33 639233731712555311
5 ms 13.107.222.41
120 2026-08-26 20:15 639233721164051126
23 ms 13.107.206.41
119 2026-08-26 20:15 639233721164051126
23 ms 13.107.222.41
118 2026-08-26 19:57 639233710560486320
111 ms 13.107.206.41
117 2026-08-26 19:57 639233710560486320
111 ms 13.107.222.41
116 2026-08-26 19:39 639233699834667450
24 ms 13.107.206.41
115 2026-08-26 19:39 639233699834667450
24 ms 13.107.222.41
114 2026-08-26 18:45 639233667209186136
28 ms 13.107.222.41
113 2026-08-26 18:45 639233667209186136
28 ms 13.107.206.41
112 2026-08-26 18:28 639233656814316266
19 ms 13.107.206.41
111 2026-08-26 18:28 639233656814316266
19 ms 13.107.222.41
110 2026-08-26 18:10 639233646245051806
4020 ms 13.107.206.41
109 2026-08-26 18:10 639233646245051806
4020 ms 13.107.222.41
108 2026-08-26 17:52 639233635663779051
39 ms 13.107.206.41
107 2026-08-26 17:52 639233635663779051
39 ms 13.107.222.41
106 2026-08-26 17:35 639233624977342122
42 ms 13.107.206.41
105 2026-08-26 17:35 639233624977342122
42 ms 13.107.222.41
104 2026-08-26 17:17 639233614446136153
2023 ms 13.107.222.41
103 2026-08-26 17:17 639233614446136153
2023 ms 13.107.206.41
102 2026-08-26 16:59 639233603737877581
14 ms 13.107.206.41
101 2026-08-26 16:59 639233603737877581
14 ms 13.107.222.41
100 2026-08-26 16:42 639233593269224651
16 ms 13.107.206.41
99 2026-08-26 16:42 639233593269224651
16 ms 13.107.222.41
98 2026-08-26 16:24 639233582635086903
25 ms 13.107.222.41
97 2026-08-26 16:24 639233582635086903
25 ms 13.107.206.41
96 2026-08-26 16:06 639233572000374575
2113 ms 13.107.222.41
95 2026-08-26 16:06 639233572000374575
2113 ms 13.107.206.41
94 2026-08-26 15:48 639233561188633861
6 ms 13.107.206.41
93 2026-08-26 15:48 639233561188633861
6 ms 13.107.222.41
92 2026-08-26 15:31 639233550544357027
10 ms 13.107.206.41
91 2026-08-26 15:31 639233550544357027
10 ms 13.107.222.41
90 2026-08-26 14:36 639233517966053117
5 ms 13.107.206.41
89 2026-08-26 14:36 639233517966053117
5 ms 13.107.222.41
88 2026-08-26 14:19 639233507603253585
10 ms 13.107.206.41
87 2026-08-26 14:19 639233507603253585
10 ms 13.107.222.41
86 2026-08-26 14:02 639233497229039167
37 ms 13.107.222.41
85 2026-08-26 14:02 639233497229039167
37 ms 13.107.206.41
84 2026-08-26 13:45 639233486864546406
8 ms 13.107.206.41
83 2026-08-26 13:45 639233486864546406
8 ms 13.107.222.41
82 2026-08-26 13:27 639233476455174682
7 ms 13.107.206.41
81 2026-08-26 13:27 639233476455174682
7 ms 13.107.222.41
80 2026-08-26 13:10 639233466171592605
13 ms 13.107.206.41
79 2026-08-26 13:10 639233466171592605
13 ms 13.107.222.41
78 2026-08-26 12:53 639233455747096265
31 ms 13.107.206.41
77 2026-08-26 12:53 639233455747096265
31 ms 13.107.222.41
76 2026-08-26 12:35 639233445367152284
6 ms 13.107.206.41
75 2026-08-26 12:35 639233445367152284
6 ms 13.107.222.41
74 2026-08-26 12:18 639233434974187439
26 ms 13.107.206.41
73 2026-08-26 12:18 639233434974187439
26 ms 13.107.222.41
72 2026-08-26 12:01 639233424567558554
2041 ms 13.107.206.41
71 2026-08-26 12:01 639233424567558554
2041 ms 13.107.222.41
70 2026-08-26 11:43 639233414056832719
33 ms 13.107.206.41
69 2026-08-26 11:43 639233414056832719
33 ms 13.107.222.41
68 2026-08-26 11:26 639233403515141099
6 ms 13.107.206.41
67 2026-08-26 11:26 639233403515141099
6 ms 13.107.222.41
66 2026-08-26 10:31 639233370841350248
2057 ms 13.107.206.41
65 2026-08-26 10:31 639233370841350248
2057 ms 13.107.222.41
64 2026-08-26 10:14 639233360361507238
41 ms 13.107.222.41
63 2026-08-26 10:14 639233360361507238
41 ms 13.107.206.41
62 2026-08-26 09:57 639233350067824371
92 ms 13.107.222.41
61 2026-08-26 09:57 639233350067824371
92 ms 13.107.206.41
60 2026-08-26 09:39 639233339545274518
20 ms 13.107.206.41
59 2026-08-26 09:39 639233339545274518
20 ms 13.107.222.41
58 2026-08-26 09:22 639233329214918079
8 ms 13.107.206.41
57 2026-08-26 09:22 639233329214918079
8 ms 13.107.222.41
56 2026-08-26 09:04 639233318749762337
34 ms 13.107.222.41
55 2026-08-26 09:04 639233318749762337
34 ms 13.107.206.41
54 2026-08-26 08:47 639233308387917838
122 ms 13.107.206.41
53 2026-08-26 08:47 639233308387917838
122 ms 13.107.222.41
52 2026-08-26 08:30 639233297961740122
26 ms 13.107.206.41
51 2026-08-26 08:30 639233297961740122
26 ms 13.107.222.41
50 2026-08-26 08:12 639233287487159094
40 ms 13.107.206.41
49 2026-08-26 08:12 639233287487159094
40 ms 13.107.222.41
48 2026-08-26 07:55 639233276995531707
21 ms 13.107.222.41
47 2026-08-26 07:55 639233276995531707
21 ms 13.107.206.41
46 2026-08-26 07:37 639233266521568229
12 ms 13.107.222.41
45 2026-08-26 07:37 639233266521568229
12 ms 13.107.206.41
44 2026-08-26 07:20 639233256081047431
24 ms 13.107.222.41
43 2026-08-26 07:20 639233256081047431
24 ms 13.107.206.41
42 2026-08-26 06:26 639233223620132921
13 ms 13.107.206.41
41 2026-08-26 06:26 639233223620132921
13 ms 13.107.222.41
40 2026-08-26 06:09 639233213287814244
2038 ms 13.107.222.41
39 2026-08-26 06:09 639233213287814244
2038 ms 13.107.206.41
38 2026-08-26 05:51 639233202925983161
58 ms 13.107.222.41
37 2026-08-26 05:51 639233202925983161
58 ms 13.107.206.41
36 2026-08-26 05:34 639233192644780696
6 ms 13.107.206.41
35 2026-08-26 05:34 639233192644780696
6 ms 13.107.222.41
34 2026-08-26 05:17 639233182401183833
36 ms 13.107.206.41
33 2026-08-26 05:17 639233182401183833
36 ms 13.107.222.41
32 2026-08-26 05:00 639233172074181051
15 ms 13.107.206.41
31 2026-08-26 05:00 639233172074181051
15 ms 13.107.222.41
30 2026-08-26 04:43 639233161808421455
6 ms 13.107.206.41
29 2026-08-26 04:43 639233161808421455
6 ms 13.107.222.41
28 2026-08-26 04:25 639233151357344052
23 ms 13.107.206.41
27 2026-08-26 04:25 639233151357344052
23 ms 13.107.222.41
26 2026-08-26 04:08 639233141034116946
12 ms 13.107.206.41
25 2026-08-26 04:08 639233141034116946
12 ms 13.107.222.41
24 2026-08-26 03:51 639233130828334142
7 ms 13.107.206.41
23 2026-08-26 03:51 639233130828334142
7 ms 13.107.222.41
22 2026-08-26 03:34 639233120373450007
43 ms 13.107.206.41
21 2026-08-26 03:34 639233120373450007
43 ms 13.107.222.41
20 2026-08-26 03:17 639233110066216193
5 ms 13.107.206.41
19 2026-08-26 03:17 639233110066216193
5 ms 13.107.222.41
18 2026-08-26 02:23 639233078065410564
4 ms 13.107.206.41
17 2026-08-26 02:23 639233078065410564
4 ms 13.107.222.41
16 2026-08-26 02:06 639233067787457832
4 ms 13.107.206.41
15 2026-08-26 02:06 639233067787457832
4 ms 13.107.222.41
14 2026-08-26 01:49 639233057501801162
40 ms 13.107.222.41
13 2026-08-26 01:49 639233057501801162
40 ms 13.107.206.41
12 2026-08-26 01:32 639233047089431703
2032 ms 13.107.222.41
11 2026-08-26 01:32 639233047089431703
2032 ms 13.107.206.41
10 2026-08-26 01:14 639233036754790688
4 ms 13.107.206.41
9 2026-08-26 01:14 639233036754790688
4 ms 13.107.222.41
8 2026-08-26 00:57 639233026412602472
100 ms 13.107.222.41
7 2026-08-26 00:57 639233026412602472
100 ms 13.107.206.41
6 2026-08-26 00:40 639233016064066127
7 ms 13.107.206.41
5 2026-08-26 00:40 639233016064066127
7 ms 13.107.222.41
4 2026-08-26 00:23 639233005922655772
32 ms 13.107.206.41
3 2026-08-26 00:23 639233005922655772
32 ms 13.107.222.41
2 2026-08-26 00:06 639232995672256907
20 ms 13.107.206.41
1 2026-08-26 00:06 639232995672256907
20 ms 13.107.222.41