DNS response history for pdns103.ultradns.net

pdns103.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 47 DNS check records, 47 successful responses, 0 failed responses, and 72 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 pdns103.ultradns.net.
Records on Selected Date

47

Historical checks stored for this nameserver on selected date

Average Latency

72 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 15:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.65.103

Most recently resolved hosting IP on selected date

Successful Responses

47

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 pdns103.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
47 2026-08-26 15:57 639233561188633861
11 ms 156.154.65.103
46 2026-08-26 15:39 639233550544357027
12 ms 156.154.65.103
45 2026-08-26 14:45 639233517966053117
20 ms 156.154.65.103
44 2026-08-26 14:27 639233507603253585
11 ms 156.154.65.103
43 2026-08-26 14:10 639233497229039167
8 ms 156.154.65.103
42 2026-08-26 13:53 639233486864546406
23 ms 156.154.65.103
41 2026-08-26 13:36 639233476455174682
11 ms 156.154.65.103
40 2026-08-26 13:18 639233466171592605
31 ms 156.154.65.103
39 2026-08-26 13:01 639233455747096265
2010 ms 156.154.65.103
38 2026-08-26 12:44 639233445367152284
12 ms 156.154.65.103
37 2026-08-26 12:26 639233434974187439
39 ms 156.154.65.103
36 2026-08-26 12:09 639233424567558554
22 ms 156.154.65.103
35 2026-08-26 11:52 639233414056832719
122 ms 156.154.65.103
34 2026-08-26 11:34 639233403515141099
10 ms 156.154.65.103
33 2026-08-26 10:39 639233370841350248
12 ms 156.154.65.103
32 2026-08-26 10:22 639233360361507238
21 ms 156.154.65.103
31 2026-08-26 10:05 639233350067824371
12 ms 156.154.65.103
30 2026-08-26 09:48 639233339545274518
17 ms 156.154.65.103
29 2026-08-26 09:30 639233329214918079
14 ms 156.154.65.103
28 2026-08-26 09:13 639233318749762337
18 ms 156.154.65.103
27 2026-08-26 08:55 639233308387917838
13 ms 156.154.65.103
26 2026-08-26 08:38 639233297961740122
11 ms 156.154.65.103
25 2026-08-26 08:21 639233287487159094
10 ms 156.154.65.103
24 2026-08-26 08:03 639233276995531707
23 ms 156.154.65.103
23 2026-08-26 07:46 639233266521568229
11 ms 156.154.65.103
22 2026-08-26 07:28 639233256081047431
10 ms 156.154.65.103
21 2026-08-26 06:34 639233223620132921
490 ms 156.154.65.103
20 2026-08-26 06:17 639233213287814244
16 ms 156.154.65.103
19 2026-08-26 06:00 639233202925983161
22 ms 156.154.65.103
18 2026-08-26 05:42 639233192644780696
17 ms 156.154.65.103
17 2026-08-26 05:25 639233182401183833
8 ms 156.154.65.103
16 2026-08-26 05:08 639233172074181051
10 ms 156.154.65.103
15 2026-08-26 04:51 639233161808421455
9 ms 156.154.65.103
14 2026-08-26 04:34 639233151357344052
9 ms 156.154.65.103
13 2026-08-26 04:16 639233141034116946
8 ms 156.154.65.103
12 2026-08-26 03:59 639233130828334142
25 ms 156.154.65.103
11 2026-08-26 03:42 639233120373450007
8 ms 156.154.65.103
10 2026-08-26 03:25 639233110066216193
67 ms 156.154.65.103
9 2026-08-26 02:32 639233078065410564
7 ms 156.154.65.103
8 2026-08-26 02:14 639233067787457832
11 ms 156.154.65.103
7 2026-08-26 01:57 639233057501801162
21 ms 156.154.65.103
6 2026-08-26 01:40 639233047089431703
57 ms 156.154.65.103
5 2026-08-26 01:23 639233036754790688
30 ms 156.154.65.103
4 2026-08-26 01:06 639233026412602472
9 ms 156.154.65.103
3 2026-08-26 00:48 639233016064066127
21 ms 156.154.65.103
2 2026-08-26 00:31 639233005922655772
17 ms 156.154.65.103
1 2026-08-26 00:14 639232995672256907
9 ms 156.154.65.103