DNS response history for pdns193.ultradns.net

pdns193.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 48 DNS check records, 48 successful responses, 0 failed responses, and 274 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 pdns193.ultradns.net.
Records on Selected Date

48

Historical checks stored for this nameserver on selected date

Average Latency

274 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 16:07

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.65.193

Most recently resolved hosting IP on selected date

Successful Responses

48

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 pdns193.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
48 2026-08-26 16:07 639233572000374575
27 ms 156.154.65.193
47 2026-08-26 15:49 639233561188633861
81 ms 156.154.65.193
46 2026-08-26 15:31 639233550544357027
33 ms 156.154.65.193
45 2026-08-26 14:37 639233517966053117
24 ms 156.154.65.193
44 2026-08-26 14:20 639233507603253585
12 ms 156.154.65.193
43 2026-08-26 14:02 639233497229039167
28 ms 156.154.65.193
42 2026-08-26 13:45 639233486864546406
32 ms 156.154.65.193
41 2026-08-26 13:28 639233476455174682
15 ms 156.154.65.193
40 2026-08-26 13:11 639233466171592605
2010 ms 156.154.65.193
39 2026-08-26 12:53 639233455747096265
52 ms 156.154.65.193
38 2026-08-26 12:36 639233445367152284
8 ms 156.154.65.193
37 2026-08-26 12:19 639233434974187439
33 ms 156.154.65.193
36 2026-08-26 12:01 639233424567558554
2033 ms 156.154.65.193
35 2026-08-26 11:44 639233414056832719
11 ms 156.154.65.193
34 2026-08-26 11:26 639233403515141099
23 ms 156.154.65.193
33 2026-08-26 10:32 639233370841350248
10 ms 156.154.65.193
32 2026-08-26 10:14 639233360361507238
40 ms 156.154.65.193
31 2026-08-26 09:57 639233350067824371
40 ms 156.154.65.193
30 2026-08-26 09:40 639233339545274518
25 ms 156.154.65.193
29 2026-08-26 09:22 639233329214918079
38 ms 156.154.65.193
28 2026-08-26 09:05 639233318749762337
13 ms 156.154.65.193
27 2026-08-26 08:48 639233308387917838
14 ms 156.154.65.193
26 2026-08-26 08:30 639233297961740122
13 ms 156.154.65.193
25 2026-08-26 08:13 639233287487159094
10 ms 156.154.65.193
24 2026-08-26 07:55 639233276995531707
2060 ms 156.154.65.193
23 2026-08-26 07:38 639233266521568229
16 ms 156.154.65.193
22 2026-08-26 07:21 639233256081047431
44 ms 156.154.65.193
21 2026-08-26 06:26 639233223620132921
34 ms 156.154.65.193
20 2026-08-26 06:09 639233213287814244
9 ms 156.154.65.193
19 2026-08-26 05:52 639233202925983161
5 ms 156.154.65.193
18 2026-08-26 05:35 639233192644780696
11 ms 156.154.65.193
17 2026-08-26 05:18 639233182401183833
16 ms 156.154.65.193
16 2026-08-26 05:01 639233172074181051
10 ms 156.154.65.193
15 2026-08-26 04:43 639233161808421455
32 ms 156.154.65.193
14 2026-08-26 04:26 639233151357344052
2032 ms 156.154.65.193
13 2026-08-26 04:09 639233141034116946
10 ms 156.154.65.193
12 2026-08-26 03:52 639233130828334142
30 ms 156.154.65.193
11 2026-08-26 03:34 639233120373450007
9 ms 156.154.65.193
10 2026-08-26 03:17 639233110066216193
14 ms 156.154.65.193
9 2026-08-26 02:24 639233078065410564
41 ms 156.154.65.193
8 2026-08-26 02:07 639233067787457832
9 ms 156.154.65.193
7 2026-08-26 01:50 639233057501801162
12 ms 156.154.65.193
6 2026-08-26 01:32 639233047089431703
2035 ms 156.154.65.193
5 2026-08-26 01:15 639233036754790688
12 ms 156.154.65.193
4 2026-08-26 00:58 639233026412602472
33 ms 156.154.65.193
3 2026-08-26 00:41 639233016064066127
17 ms 156.154.65.193
2 2026-08-26 00:24 639233005922655772
2035 ms 156.154.65.193
1 2026-08-26 00:07 639232995672256907
9 ms 156.154.65.193