DNS response history for sdns43.ultradns.net

sdns43.ultradns.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 65 DNS check records, 65 successful responses, 0 failed responses, and 877 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 sdns43.ultradns.net.
Records on Selected Date

65

Historical checks stored for this nameserver on selected date

Average Latency

877 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:42

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.141.43

Most recently resolved hosting IP on selected date

Successful Responses

65

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 sdns43.ultradns.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
65 2026-08-26 21:42 639233773302621314
26 ms 156.154.141.43
64 2026-08-26 21:24 639233762896723748
2021 ms 156.154.141.43
63 2026-08-26 21:07 639233752543876329
2137 ms 156.154.141.43
62 2026-08-26 20:50 639233742155931788
4015 ms 156.154.141.43
61 2026-08-26 20:32 639233731712555311
84 ms 156.154.141.43
60 2026-08-26 20:15 639233721164051126
2053 ms 156.154.141.43
59 2026-08-26 19:57 639233710560486320
80 ms 156.154.141.43
58 2026-08-26 19:39 639233699834667450
2111 ms 156.154.141.43
57 2026-08-26 18:45 639233667209186136
2054 ms 156.154.141.43
56 2026-08-26 18:28 639233656814316266
2020 ms 156.154.141.43
55 2026-08-26 18:10 639233646245051806
17 ms 156.154.141.43
54 2026-08-26 17:52 639233635663779051
39 ms 156.154.141.43
53 2026-08-26 17:34 639233624977342122
15 ms 156.154.141.43
52 2026-08-26 17:17 639233614446136153
21 ms 156.154.141.43
51 2026-08-26 16:59 639233603737877581
12 ms 156.154.141.43
50 2026-08-26 16:42 639233593269224651
50 ms 156.154.141.43
49 2026-08-26 16:24 639233582635086903
48 ms 156.154.141.43
48 2026-08-26 16:06 639233572000374575
2038 ms 156.154.141.43
47 2026-08-26 15:48 639233561188633861
4035 ms 156.154.141.43
46 2026-08-26 15:30 639233550544357027
2022 ms 156.154.141.43
45 2026-08-26 14:36 639233517966053117
41 ms 156.154.141.43
44 2026-08-26 14:19 639233507603253585
2035 ms 156.154.141.43
43 2026-08-26 14:02 639233497229039167
2032 ms 156.154.141.43
42 2026-08-26 13:44 639233486864546406
12 ms 156.154.141.43
41 2026-08-26 13:27 639233476455174682
178 ms 156.154.141.43
40 2026-08-26 13:10 639233466171592605
38 ms 156.154.141.43
39 2026-08-26 12:52 639233455747096265
2017 ms 156.154.141.43
38 2026-08-26 12:35 639233445367152284
19 ms 156.154.141.43
37 2026-08-26 12:18 639233434974187439
2099 ms 156.154.141.43
36 2026-08-26 12:00 639233424567558554
49 ms 156.154.141.43
35 2026-08-26 11:43 639233414056832719
85 ms 156.154.141.43
34 2026-08-26 11:25 639233403515141099
99 ms 156.154.141.43
33 2026-08-26 10:31 639233370841350248
52 ms 156.154.141.43
32 2026-08-26 10:13 639233360361507238
11 ms 156.154.141.43
31 2026-08-26 09:56 639233350067824371
19 ms 156.154.141.43
30 2026-08-26 09:39 639233339545274518
2026 ms 156.154.141.43
29 2026-08-26 09:22 639233329214918079
2029 ms 156.154.141.43
28 2026-08-26 09:04 639233318749762337
14 ms 156.154.141.43
27 2026-08-26 08:47 639233308387917838
4019 ms 156.154.141.43
26 2026-08-26 08:29 639233297961740122
4 ms 156.154.141.43
25 2026-08-26 08:12 639233287487159094
117 ms 156.154.141.43
24 2026-08-26 07:55 639233276995531707
47 ms 156.154.141.43
23 2026-08-26 07:37 639233266521568229
2015 ms 156.154.141.43
22 2026-08-26 07:20 639233256081047431
100 ms 156.154.141.43
21 2026-08-26 06:26 639233223620132921
14 ms 156.154.141.43
20 2026-08-26 06:08 639233213287814244
10 ms 156.154.141.43
19 2026-08-26 05:51 639233202925983161
55 ms 156.154.141.43
18 2026-08-26 05:34 639233192644780696
10 ms 156.154.141.43
17 2026-08-26 05:17 639233182401183833
24 ms 156.154.141.43
16 2026-08-26 05:00 639233172074181051
395 ms 156.154.141.43
15 2026-08-26 04:43 639233161808421455
2022 ms 156.154.141.43
14 2026-08-26 04:25 639233151357344052
2051 ms 156.154.141.43
13 2026-08-26 04:08 639233141034116946
27 ms 156.154.141.43
12 2026-08-26 03:51 639233130828334142
2029 ms 156.154.141.43
11 2026-08-26 03:34 639233120373450007
2010 ms 156.154.141.43
10 2026-08-26 03:16 639233110066216193
54 ms 156.154.141.43
9 2026-08-26 02:23 639233078065410564
12 ms 156.154.141.43
8 2026-08-26 02:06 639233067787457832
10 ms 156.154.141.43
7 2026-08-26 01:49 639233057501801162
43 ms 156.154.141.43
6 2026-08-26 01:31 639233047089431703
10 ms 156.154.141.43
5 2026-08-26 01:14 639233036754790688
81 ms 156.154.141.43
4 2026-08-26 00:57 639233026412602472
19 ms 156.154.141.43
3 2026-08-26 00:40 639233016064066127
50 ms 156.154.141.43
2 2026-08-26 00:23 639233005922655772
2030 ms 156.154.141.43
1 2026-08-26 00:06 639232995672256907
2014 ms 156.154.141.43