DNS response history for pdns177.ultradns.net

pdns177.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 39 DNS check records, 39 successful responses, 0 failed responses, and 286 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 pdns177.ultradns.net.
Records on Selected Date

39

Historical checks stored for this nameserver on selected date

Average Latency

286 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 12:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.65.177

Most recently resolved hosting IP on selected date

Successful Responses

39

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 pdns177.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
39 2026-08-26 12:58 639233455747096265
107 ms 156.154.65.177
38 2026-08-26 12:40 639233445367152284
2018 ms 156.154.65.177
37 2026-08-26 12:23 639233434974187439
14 ms 156.154.65.177
36 2026-08-26 12:05 639233424567558554
23 ms 156.154.65.177
35 2026-08-26 11:48 639233414056832719
20 ms 156.154.65.177
34 2026-08-26 11:30 639233403515141099
32 ms 156.154.65.177
33 2026-08-26 10:36 639233370841350248
9 ms 156.154.65.177
32 2026-08-26 10:18 639233360361507238
24 ms 156.154.65.177
31 2026-08-26 10:01 639233350067824371
43 ms 156.154.65.177
30 2026-08-26 09:44 639233339545274518
4074 ms 156.154.65.177
29 2026-08-26 09:27 639233329214918079
15 ms 156.154.65.177
28 2026-08-26 09:09 639233318749762337
30 ms 156.154.65.177
27 2026-08-26 08:52 639233308387917838
10 ms 156.154.65.177
26 2026-08-26 08:35 639233297961740122
22 ms 156.154.65.177
25 2026-08-26 08:17 639233287487159094
14 ms 156.154.65.177
24 2026-08-26 08:00 639233276995531707
34 ms 156.154.65.177
23 2026-08-26 07:42 639233266521568229
18 ms 156.154.65.177
22 2026-08-26 07:25 639233256081047431
69 ms 156.154.65.177
21 2026-08-26 06:31 639233223620132921
11 ms 156.154.65.177
20 2026-08-26 06:13 639233213287814244
13 ms 156.154.65.177
19 2026-08-26 05:56 639233202925983161
8 ms 156.154.65.177
18 2026-08-26 05:39 639233192644780696
18 ms 156.154.65.177
17 2026-08-26 05:22 639233182401183833
23 ms 156.154.65.177
16 2026-08-26 05:05 639233172074181051
11 ms 156.154.65.177
15 2026-08-26 04:48 639233161808421455
14 ms 156.154.65.177
14 2026-08-26 04:30 639233151357344052
14 ms 156.154.65.177
13 2026-08-26 04:13 639233141034116946
37 ms 156.154.65.177
12 2026-08-26 03:56 639233130828334142
123 ms 156.154.65.177
11 2026-08-26 03:39 639233120373450007
118 ms 156.154.65.177
10 2026-08-26 03:21 639233110066216193
37 ms 156.154.65.177
9 2026-08-26 02:28 639233078065410564
14 ms 156.154.65.177
8 2026-08-26 02:11 639233067787457832
11 ms 156.154.65.177
7 2026-08-26 01:54 639233057501801162
13 ms 156.154.65.177
6 2026-08-26 01:36 639233047089431703
2010 ms 156.154.65.177
5 2026-08-26 01:19 639233036754790688
22 ms 156.154.65.177
4 2026-08-26 01:02 639233026412602472
8 ms 156.154.65.177
3 2026-08-26 00:45 639233016064066127
32 ms 156.154.65.177
2 2026-08-26 00:28 639233005922655772
2017 ms 156.154.65.177
1 2026-08-26 00:11 639232995672256907
9 ms 156.154.65.177