DNS response history for pdns170.ultradns.net

pdns170.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 43 DNS check records, 43 successful responses, 0 failed responses, and 318 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 pdns170.ultradns.net.
Records on Selected Date

43

Historical checks stored for this nameserver on selected date

Average Latency

318 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 14:05

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.65.170

Most recently resolved hosting IP on selected date

Successful Responses

43

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 pdns170.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
43 2026-08-26 14:05 639233497229039167
11 ms 156.154.65.170
42 2026-08-26 13:48 639233486864546406
34 ms 156.154.65.170
41 2026-08-26 13:31 639233476455174682
8 ms 156.154.65.170
40 2026-08-26 13:13 639233466171592605
10 ms 156.154.65.170
39 2026-08-26 12:56 639233455747096265
2022 ms 156.154.65.170
38 2026-08-26 12:39 639233445367152284
43 ms 156.154.65.170
37 2026-08-26 12:21 639233434974187439
11 ms 156.154.65.170
36 2026-08-26 12:04 639233424567558554
2049 ms 156.154.65.170
35 2026-08-26 11:46 639233414056832719
11 ms 156.154.65.170
34 2026-08-26 11:29 639233403515141099
23 ms 156.154.65.170
33 2026-08-26 10:34 639233370841350248
83 ms 156.154.65.170
32 2026-08-26 10:17 639233360361507238
2024 ms 156.154.65.170
31 2026-08-26 10:00 639233350067824371
514 ms 156.154.65.170
30 2026-08-26 09:42 639233339545274518
11 ms 156.154.65.170
29 2026-08-26 09:25 639233329214918079
18 ms 156.154.65.170
28 2026-08-26 09:08 639233318749762337
64 ms 156.154.65.170
27 2026-08-26 08:50 639233308387917838
48 ms 156.154.65.170
26 2026-08-26 08:33 639233297961740122
81 ms 156.154.65.170
25 2026-08-26 08:16 639233287487159094
75 ms 156.154.65.170
24 2026-08-26 07:58 639233276995531707
25 ms 156.154.65.170
23 2026-08-26 07:41 639233266521568229
2023 ms 156.154.65.170
22 2026-08-26 07:23 639233256081047431
10 ms 156.154.65.170
21 2026-08-26 06:29 639233223620132921
19 ms 156.154.65.170
20 2026-08-26 06:12 639233213287814244
25 ms 156.154.65.170
19 2026-08-26 05:55 639233202925983161
26 ms 156.154.65.170
18 2026-08-26 05:37 639233192644780696
39 ms 156.154.65.170
17 2026-08-26 05:20 639233182401183833
10 ms 156.154.65.170
16 2026-08-26 05:03 639233172074181051
46 ms 156.154.65.170
15 2026-08-26 04:46 639233161808421455
41 ms 156.154.65.170
14 2026-08-26 04:29 639233151357344052
12 ms 156.154.65.170
13 2026-08-26 04:11 639233141034116946
2020 ms 156.154.65.170
12 2026-08-26 03:54 639233130828334142
17 ms 156.154.65.170
11 2026-08-26 03:37 639233120373450007
21 ms 156.154.65.170
10 2026-08-26 03:20 639233110066216193
10 ms 156.154.65.170
9 2026-08-26 02:26 639233078065410564
32 ms 156.154.65.170
8 2026-08-26 02:09 639233067787457832
2015 ms 156.154.65.170
7 2026-08-26 01:52 639233057501801162
31 ms 156.154.65.170
6 2026-08-26 01:35 639233047089431703
32 ms 156.154.65.170
5 2026-08-26 01:18 639233036754790688
13 ms 156.154.65.170
4 2026-08-26 01:00 639233026412602472
25 ms 156.154.65.170
3 2026-08-26 00:43 639233016064066127
8 ms 156.154.65.170
2 2026-08-26 00:26 639233005922655772
18 ms 156.154.65.170
1 2026-08-26 00:09 639232995672256907
34 ms 156.154.65.170