DNS response history for ns1-81.azure-dns.com

ns1-81.azure-dns.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 2026-08-26. For this date, NameServerHistory found 66 DNS check records, 65 successful responses, 1 failed responses, and 239 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 ns1-81.azure-dns.com.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

239 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 22:02

All timestamps shown in UTC

Latest Resolved IP on Selected Date

150.171.10.81

Most recently resolved hosting IP on selected date

Successful Responses

65

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1-81.azure-dns.com

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
66 2026-08-26 22:02 639233783644630463
12 ms 150.171.10.81
65 2026-08-26 21:45 639233773302621314
3 ms 150.171.10.81
64 2026-08-26 21:28 639233762896723748
9 ms 150.171.10.81
63 2026-08-26 21:10 639233752543876329
20 ms 150.171.10.81
62 2026-08-26 20:53 639233742155931788
55 ms 150.171.10.81
61 2026-08-26 20:36 639233731712555311
16 ms 150.171.10.81
60 2026-08-26 20:18 639233721164051126
30 ms 150.171.10.81
59 2026-08-26 20:00 639233710560486320
55 ms 150.171.10.81
58 2026-08-26 19:43 639233699834667450
10 ms 150.171.10.81
57 2026-08-26 18:48 639233667209186136
17 ms 150.171.10.81
56 2026-08-26 18:31 639233656814316266
44 ms 150.171.10.81
55 2026-08-26 18:13 639233646245051806
7 ms 150.171.10.81
54 2026-08-26 17:56 639233635663779051
12 ms 150.171.10.81
53 2026-08-26 17:38 639233624977342122
2024 ms 150.171.10.81
52 2026-08-26 17:20 639233614446136153
19 ms 150.171.10.81
51 2026-08-26 17:02 639233603737877581
20 ms 150.171.10.81
50 2026-08-26 16:45 639233593269224651
21 ms 150.171.10.81
49 2026-08-26 16:27 639233582635086903
30 ms 150.171.10.81
48 2026-08-26 16:10 639233572000374575
2061 ms 150.171.10.81
47 2026-08-26 15:52 639233561188633861
23 ms 150.171.10.81
46 2026-08-26 15:34 639233550544357027
4 ms 150.171.10.81
45 2026-08-26 14:39 639233517966053117
43 ms 150.171.10.81
44 2026-08-26 14:22 639233507603253585
83 ms 150.171.10.81
43 2026-08-26 14:05 639233497229039167
5 ms 150.171.10.81
42 2026-08-26 13:48 639233486864546406
4 ms 150.171.10.81
41 2026-08-26 13:30 639233476455174682
7 ms 150.171.10.81
40 2026-08-26 13:13 639233466171592605
3 ms 150.171.10.81
39 2026-08-26 12:56 639233455747096265
7 ms 150.171.10.81
38 2026-08-26 12:38 639233445367152284
59 ms 150.171.10.81
37 2026-08-26 12:21 639233434974187439
12 ms 150.171.10.81
36 2026-08-26 12:04 639233424567558554
50 ms 150.171.10.81
35 2026-08-26 11:46 639233414056832719
34 ms 150.171.10.81
34 2026-08-26 11:29 639233403515141099
13 ms 150.171.10.81
33 2026-08-26 10:34 639233370841350248
5 ms 150.171.10.81
32 2026-08-26 10:17 639233360361507238
25 ms 150.171.10.81
31 2026-08-26 10:00 639233350067824371
11 ms 150.171.10.81
30 2026-08-26 09:42 639233339545274518
12 ms 150.171.10.81
29 2026-08-26 09:25 639233329214918079
137 ms 150.171.10.81
28 2026-08-26 09:08 639233318749762337
7 ms 150.171.10.81
27 2026-08-26 08:50 639233308387917838
23 ms 150.171.10.81
26 2026-08-26 08:33 639233297961740122
9 ms 150.171.10.81
25 2026-08-26 08:15 639233287487159094
33 ms 150.171.10.81
24 2026-08-26 07:58 639233276995531707
5 ms 150.171.10.81
23 2026-08-26 07:40 639233266521568229
2011 ms 150.171.10.81
22 2026-08-26 07:23 639233256081047431
9 ms 150.171.10.81
21 2026-08-26 06:29 639233223620132921
59 ms 150.171.10.81
20 2026-08-26 06:12 639233213287814244
41 ms 150.171.10.81
19 2026-08-26 05:54 639233202925983161
34 ms 150.171.10.81
18 2026-08-26 05:37 639233192644780696
3 ms 150.171.10.81
17 2026-08-26 05:20 639233182401183833
3 ms 150.171.10.81
16 2026-08-26 05:03 639233172074181051
13 ms 150.171.10.81
15 2026-08-26 04:46 639233161808421455
5 ms 150.171.10.81
14 2026-08-26 04:28 639233151357344052
2 ms 150.171.10.81
13 2026-08-26 04:11 639233141034116946
2013 ms 150.171.10.81
12 2026-08-26 03:54 639233130828334142
2010 ms 150.171.10.81
11 2026-08-26 03:37 639233120373450007
14 ms 150.171.10.81
10 2026-08-26 03:20 639233110066216193
7 ms 150.171.10.81
9 2026-08-26 02:26 639233078065410564
31 ms 150.171.10.81
8 2026-08-26 02:09 639233067787457832
43 ms 150.171.10.81
7 2026-08-26 01:52 639233057501801162
16 ms 150.171.10.81
6 2026-08-26 01:35 639233047089431703
9 ms 150.171.10.81
5 2026-08-26 01:17 639233036754790688
23 ms 150.171.10.81
4 2026-08-26 01:00 639233026412602472
-
3 2026-08-26 00:43 639233016064066127
33 ms 150.171.10.81
2 2026-08-26 00:26 639233005922655772
4049 ms 150.171.10.81
1 2026-08-26 00:09 639232995672256907
19 ms 150.171.10.81