DNS response history for pdns193.ultradns.info

pdns193.ultradns.info 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 530 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.info.
Records on Selected Date

39

Historical checks stored for this nameserver on selected date

Average Latency

530 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 12:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.68.193

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 pdns193.ultradns.info

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 12:54 639233455747096265
39 ms 156.154.68.193
38 2026-08-26 12:37 639233445367152284
34 ms 156.154.68.193
37 2026-08-26 12:20 639233434974187439
12 ms 156.154.68.193
36 2026-08-26 12:03 639233424567558554
2014 ms 156.154.68.193
35 2026-08-26 11:45 639233414056832719
20 ms 156.154.68.193
34 2026-08-26 11:27 639233403515141099
10 ms 156.154.68.193
33 2026-08-26 10:33 639233370841350248
44 ms 156.154.68.193
32 2026-08-26 10:15 639233360361507238
49 ms 156.154.68.193
31 2026-08-26 09:58 639233350067824371
38 ms 156.154.68.193
30 2026-08-26 09:41 639233339545274518
2011 ms 156.154.68.193
29 2026-08-26 09:24 639233329214918079
253 ms 156.154.68.193
28 2026-08-26 09:06 639233318749762337
27 ms 156.154.68.193
27 2026-08-26 08:49 639233308387917838
11 ms 156.154.68.193
26 2026-08-26 08:31 639233297961740122
9 ms 156.154.68.193
25 2026-08-26 08:14 639233287487159094
143 ms 156.154.68.193
24 2026-08-26 07:57 639233276995531707
2011 ms 156.154.68.193
23 2026-08-26 07:39 639233266521568229
304 ms 156.154.68.193
22 2026-08-26 07:22 639233256081047431
2103 ms 156.154.68.193
21 2026-08-26 06:28 639233223620132921
2036 ms 156.154.68.193
20 2026-08-26 06:10 639233213287814244
2014 ms 156.154.68.193
19 2026-08-26 05:53 639233202925983161
284 ms 156.154.68.193
18 2026-08-26 05:36 639233192644780696
2268 ms 156.154.68.193
17 2026-08-26 05:19 639233182401183833
9 ms 156.154.68.193
16 2026-08-26 05:02 639233172074181051
2037 ms 156.154.68.193
15 2026-08-26 04:45 639233161808421455
385 ms 156.154.68.193
14 2026-08-26 04:27 639233151357344052
25 ms 156.154.68.193
13 2026-08-26 04:10 639233141034116946
12 ms 156.154.68.193
12 2026-08-26 03:53 639233130828334142
9 ms 156.154.68.193
11 2026-08-26 03:36 639233120373450007
8 ms 156.154.68.193
10 2026-08-26 03:18 639233110066216193
166 ms 156.154.68.193
9 2026-08-26 02:25 639233078065410564
27 ms 156.154.68.193
8 2026-08-26 02:08 639233067787457832
2070 ms 156.154.68.193
7 2026-08-26 01:51 639233057501801162
12 ms 156.154.68.193
6 2026-08-26 01:33 639233047089431703
27 ms 156.154.68.193
5 2026-08-26 01:16 639233036754790688
10 ms 156.154.68.193
4 2026-08-26 00:59 639233026412602472
19 ms 156.154.68.193
3 2026-08-26 00:42 639233016064066127
46 ms 156.154.68.193
2 2026-08-26 00:25 639233005922655772
35 ms 156.154.68.193
1 2026-08-26 00:08 639232995672256907
46 ms 156.154.68.193