DNS response history for pdns140.ultradns.org

pdns140.ultradns.org 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 215 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 pdns140.ultradns.org.
Records on Selected Date

39

Historical checks stored for this nameserver on selected date

Average Latency

215 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

156.154.67.140

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 pdns140.ultradns.org

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
33 ms 156.154.67.140
38 2026-08-26 12:41 639233445367152284
277 ms 156.154.67.140
37 2026-08-26 12:24 639233434974187439
24 ms 156.154.67.140
36 2026-08-26 12:06 639233424567558554
266 ms 156.154.67.140
35 2026-08-26 11:49 639233414056832719
14 ms 156.154.67.140
34 2026-08-26 11:31 639233403515141099
259 ms 156.154.67.140
33 2026-08-26 10:37 639233370841350248
20 ms 156.154.67.140
32 2026-08-26 10:19 639233360361507238
17 ms 156.154.67.140
31 2026-08-26 10:02 639233350067824371
22 ms 156.154.67.140
30 2026-08-26 09:45 639233339545274518
12 ms 156.154.67.140
29 2026-08-26 09:27 639233329214918079
160 ms 156.154.67.140
28 2026-08-26 09:10 639233318749762337
12 ms 156.154.67.140
27 2026-08-26 08:53 639233308387917838
87 ms 156.154.67.140
26 2026-08-26 08:35 639233297961740122
263 ms 156.154.67.140
25 2026-08-26 08:18 639233287487159094
24 ms 156.154.67.140
24 2026-08-26 08:00 639233276995531707
498 ms 156.154.67.140
23 2026-08-26 07:43 639233266521568229
9 ms 156.154.67.140
22 2026-08-26 07:26 639233256081047431
23 ms 156.154.67.140
21 2026-08-26 06:31 639233223620132921
20 ms 156.154.67.140
20 2026-08-26 06:14 639233213287814244
9 ms 156.154.67.140
19 2026-08-26 05:57 639233202925983161
22 ms 156.154.67.140
18 2026-08-26 05:40 639233192644780696
14 ms 156.154.67.140
17 2026-08-26 05:23 639233182401183833
10 ms 156.154.67.140
16 2026-08-26 05:06 639233172074181051
32 ms 156.154.67.140
15 2026-08-26 04:49 639233161808421455
33 ms 156.154.67.140
14 2026-08-26 04:31 639233151357344052
2040 ms 156.154.67.140
13 2026-08-26 04:14 639233141034116946
16 ms 156.154.67.140
12 2026-08-26 03:57 639233130828334142
20 ms 156.154.67.140
11 2026-08-26 03:39 639233120373450007
9 ms 156.154.67.140
10 2026-08-26 03:22 639233110066216193
9 ms 156.154.67.140
9 2026-08-26 02:29 639233078065410564
37 ms 156.154.67.140
8 2026-08-26 02:12 639233067787457832
2018 ms 156.154.67.140
7 2026-08-26 01:55 639233057501801162
8 ms 156.154.67.140
6 2026-08-26 01:37 639233047089431703
8 ms 156.154.67.140
5 2026-08-26 01:20 639233036754790688
11 ms 156.154.67.140
4 2026-08-26 01:03 639233026412602472
7 ms 156.154.67.140
3 2026-08-26 00:46 639233016064066127
10 ms 156.154.67.140
2 2026-08-26 00:29 639233005922655772
2020 ms 156.154.67.140
1 2026-08-26 00:12 639232995672256907
10 ms 156.154.67.140