DNS response history for pdns247.ultradns.org

pdns247.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 63 DNS check records, 62 successful responses, 1 failed responses, and 229 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 pdns247.ultradns.org.
Records on Selected Date

63

Historical checks stored for this nameserver on selected date

Average Latency

229 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:10

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.67.247

Most recently resolved hosting IP on selected date

Successful Responses

62

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for pdns247.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
63 2026-08-26 21:10 639233752543876329
10 ms 156.154.67.247
62 2026-08-26 20:53 639233742155931788
21 ms 156.154.67.247
61 2026-08-26 20:36 639233731712555311
11 ms 156.154.67.247
60 2026-08-26 20:18 639233721164051126
18 ms 156.154.67.247
59 2026-08-26 20:00 639233710560486320
38 ms 156.154.67.247
58 2026-08-26 19:43 639233699834667450
10 ms 156.154.67.247
57 2026-08-26 18:48 639233667209186136
10 ms 156.154.67.247
56 2026-08-26 18:31 639233656814316266
24 ms 156.154.67.247
55 2026-08-26 18:13 639233646245051806
42 ms 156.154.67.247
54 2026-08-26 17:56 639233635663779051
2021 ms 156.154.67.247
53 2026-08-26 17:38 639233624977342122
52 ms 156.154.67.247
52 2026-08-26 17:20 639233614446136153
53 ms 156.154.67.247
51 2026-08-26 17:02 639233603737877581
13 ms 156.154.67.247
50 2026-08-26 16:45 639233593269224651
10 ms 156.154.67.247
49 2026-08-26 16:27 639233582635086903
30 ms 156.154.67.247
48 2026-08-26 16:10 639233572000374575
53 ms 156.154.67.247
47 2026-08-26 15:52 639233561188633861
35 ms 156.154.67.247
46 2026-08-26 15:34 639233550544357027
37 ms 156.154.67.247
45 2026-08-26 14:40 639233517966053117
153 ms 156.154.67.247
44 2026-08-26 14:22 639233507603253585
7 ms 156.154.67.247
43 2026-08-26 14:05 639233497229039167
29 ms 156.154.67.247
42 2026-08-26 13:48 639233486864546406
24 ms 156.154.67.247
41 2026-08-26 13:30 639233476455174682
45 ms 156.154.67.247
40 2026-08-26 13:13 639233466171592605
23 ms 156.154.67.247
39 2026-08-26 12:56 639233455747096265
82 ms 156.154.67.247
38 2026-08-26 12:38 639233445367152284
163 ms 156.154.67.247
37 2026-08-26 12:21 639233434974187439
20 ms 156.154.67.247
36 2026-08-26 12:04 639233424567558554
13 ms 156.154.67.247
35 2026-08-26 11:46 639233414056832719
12 ms 156.154.67.247
34 2026-08-26 11:29 639233403515141099
13 ms 156.154.67.247
33 2026-08-26 10:34 639233370841350248
13 ms 156.154.67.247
32 2026-08-26 10:17 639233360361507238
30 ms 156.154.67.247
31 2026-08-26 10:00 639233350067824371
2011 ms 156.154.67.247
30 2026-08-26 09:42 639233339545274518
32 ms 156.154.67.247
29 2026-08-26 09:25 639233329214918079
16 ms 156.154.67.247
28 2026-08-26 09:08 639233318749762337
2031 ms 156.154.67.247
27 2026-08-26 08:50 639233308387917838
258 ms 156.154.67.247
26 2026-08-26 08:33 639233297961740122
2068 ms 156.154.67.247
25 2026-08-26 08:15 639233287487159094
17 ms 156.154.67.247
24 2026-08-26 07:58 639233276995531707
13 ms 156.154.67.247
23 2026-08-26 07:40 639233266521568229
12 ms 156.154.67.247
22 2026-08-26 07:23 639233256081047431
16 ms 156.154.67.247
21 2026-08-26 06:29 639233223620132921
27 ms 156.154.67.247
20 2026-08-26 06:12 639233213287814244
10 ms 156.154.67.247
19 2026-08-26 05:54 639233202925983161
15 ms 156.154.67.247
18 2026-08-26 05:37 639233192644780696
30 ms 156.154.67.247
17 2026-08-26 05:20 639233182401183833
2187 ms 156.154.67.247
16 2026-08-26 05:03 639233172074181051
23 ms 156.154.67.247
15 2026-08-26 04:46 639233161808421455
30 ms 156.154.67.247
14 2026-08-26 04:28 639233151357344052
29 ms 156.154.67.247
13 2026-08-26 04:11 639233141034116946
24 ms 156.154.67.247
12 2026-08-26 03:54 639233130828334142
17 ms 156.154.67.247
11 2026-08-26 03:37 639233120373450007
11 ms 156.154.67.247
10 2026-08-26 03:20 639233110066216193
2015 ms 156.154.67.247
9 2026-08-26 02:26 639233078065410564
37 ms 156.154.67.247
8 2026-08-26 02:09 639233067787457832
37 ms 156.154.67.247
7 2026-08-26 01:52 639233057501801162
36 ms 156.154.67.247
6 2026-08-26 01:35 639233047089431703
11 ms 156.154.67.247
5 2026-08-26 01:18 639233036754790688
-
4 2026-08-26 01:00 639233026412602472
9 ms 156.154.67.247
3 2026-08-26 00:43 639233016064066127
9 ms 156.154.67.247
2 2026-08-26 00:26 639233005922655772
39 ms 156.154.67.247
1 2026-08-26 00:09 639232995672256907
9 ms 156.154.67.247