DNS response history for sdns56.ultradns.net

sdns56.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 183 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 sdns56.ultradns.net.
Records on Selected Date

65

Historical checks stored for this nameserver on selected date

Average Latency

183 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.141.56

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 sdns56.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 21:44 639233773302621314
11 ms 156.154.141.56
64 2026-08-26 21:27 639233762896723748
13 ms 156.154.141.56
63 2026-08-26 21:10 639233752543876329
22 ms 156.154.141.56
62 2026-08-26 20:53 639233742155931788
68 ms 156.154.141.56
61 2026-08-26 20:35 639233731712555311
29 ms 156.154.141.56
60 2026-08-26 20:17 639233721164051126
19 ms 156.154.141.56
59 2026-08-26 20:00 639233710560486320
11 ms 156.154.141.56
58 2026-08-26 19:42 639233699834667450
13 ms 156.154.141.56
57 2026-08-26 18:48 639233667209186136
12 ms 156.154.141.56
56 2026-08-26 18:30 639233656814316266
18 ms 156.154.141.56
55 2026-08-26 18:13 639233646245051806
5 ms 156.154.141.56
54 2026-08-26 17:55 639233635663779051
16 ms 156.154.141.56
53 2026-08-26 17:37 639233624977342122
11 ms 156.154.141.56
52 2026-08-26 17:20 639233614446136153
175 ms 156.154.141.56
51 2026-08-26 17:02 639233603737877581
2050 ms 156.154.141.56
50 2026-08-26 16:44 639233593269224651
16 ms 156.154.141.56
49 2026-08-26 16:27 639233582635086903
30 ms 156.154.141.56
48 2026-08-26 16:09 639233572000374575
11 ms 156.154.141.56
47 2026-08-26 15:51 639233561188633861
45 ms 156.154.141.56
46 2026-08-26 15:33 639233550544357027
16 ms 156.154.141.56
45 2026-08-26 14:39 639233517966053117
29 ms 156.154.141.56
44 2026-08-26 14:22 639233507603253585
14 ms 156.154.141.56
43 2026-08-26 14:04 639233497229039167
14 ms 156.154.141.56
42 2026-08-26 13:47 639233486864546406
32 ms 156.154.141.56
41 2026-08-26 13:30 639233476455174682
9 ms 156.154.141.56
40 2026-08-26 13:12 639233466171592605
25 ms 156.154.141.56
39 2026-08-26 12:55 639233455747096265
2033 ms 156.154.141.56
38 2026-08-26 12:38 639233445367152284
12 ms 156.154.141.56
37 2026-08-26 12:21 639233434974187439
31 ms 156.154.141.56
36 2026-08-26 12:03 639233424567558554
14 ms 156.154.141.56
35 2026-08-26 11:46 639233414056832719
10 ms 156.154.141.56
34 2026-08-26 11:28 639233403515141099
15 ms 156.154.141.56
33 2026-08-26 10:34 639233370841350248
8 ms 156.154.141.56
32 2026-08-26 10:16 639233360361507238
52 ms 156.154.141.56
31 2026-08-26 09:59 639233350067824371
11 ms 156.154.141.56
30 2026-08-26 09:42 639233339545274518
52 ms 156.154.141.56
29 2026-08-26 09:24 639233329214918079
64 ms 156.154.141.56
28 2026-08-26 09:07 639233318749762337
61 ms 156.154.141.56
27 2026-08-26 08:50 639233308387917838
11 ms 156.154.141.56
26 2026-08-26 08:32 639233297961740122
84 ms 156.154.141.56
25 2026-08-26 08:15 639233287487159094
27 ms 156.154.141.56
24 2026-08-26 07:57 639233276995531707
10 ms 156.154.141.56
23 2026-08-26 07:40 639233266521568229
2060 ms 156.154.141.56
22 2026-08-26 07:22 639233256081047431
21 ms 156.154.141.56
21 2026-08-26 06:28 639233223620132921
30 ms 156.154.141.56
20 2026-08-26 06:11 639233213287814244
11 ms 156.154.141.56
19 2026-08-26 05:54 639233202925983161
15 ms 156.154.141.56
18 2026-08-26 05:37 639233192644780696
31 ms 156.154.141.56
17 2026-08-26 05:19 639233182401183833
19 ms 156.154.141.56
16 2026-08-26 05:02 639233172074181051
2030 ms 156.154.141.56
15 2026-08-26 04:45 639233161808421455
52 ms 156.154.141.56
14 2026-08-26 04:28 639233151357344052
19 ms 156.154.141.56
13 2026-08-26 04:11 639233141034116946
32 ms 156.154.141.56
12 2026-08-26 03:54 639233130828334142
2086 ms 156.154.141.56
11 2026-08-26 03:36 639233120373450007
10 ms 156.154.141.56
10 2026-08-26 03:19 639233110066216193
10 ms 156.154.141.56
9 2026-08-26 02:26 639233078065410564
12 ms 156.154.141.56
8 2026-08-26 02:08 639233067787457832
42 ms 156.154.141.56
7 2026-08-26 01:51 639233057501801162
40 ms 156.154.141.56
6 2026-08-26 01:34 639233047089431703
82 ms 156.154.141.56
5 2026-08-26 01:17 639233036754790688
10 ms 156.154.141.56
4 2026-08-26 01:00 639233026412602472
11 ms 156.154.141.56
3 2026-08-26 00:42 639233016064066127
35 ms 156.154.141.56
2 2026-08-26 00:25 639233005922655772
18 ms 156.154.141.56
1 2026-08-26 00:08 639232995672256907
18 ms 156.154.141.56