DNS response history for pdns248.ultradns.org

pdns248.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 50 DNS check records, 50 successful responses, 0 failed responses, and 153 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 pdns248.ultradns.org.
Records on Selected Date

50

Historical checks stored for this nameserver on selected date

Average Latency

153 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 16:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.67.248

Most recently resolved hosting IP on selected date

Successful Responses

50

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 pdns248.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
50 2026-08-26 16:45 639233593269224651
31 ms 156.154.67.248
49 2026-08-26 16:28 639233582635086903
31 ms 156.154.67.248
48 2026-08-26 16:10 639233572000374575
18 ms 156.154.67.248
47 2026-08-26 15:52 639233561188633861
35 ms 156.154.67.248
46 2026-08-26 15:34 639233550544357027
41 ms 156.154.67.248
45 2026-08-26 14:40 639233517966053117
15 ms 156.154.67.248
44 2026-08-26 14:23 639233507603253585
2013 ms 156.154.67.248
43 2026-08-26 14:05 639233497229039167
15 ms 156.154.67.248
42 2026-08-26 13:48 639233486864546406
10 ms 156.154.67.248
41 2026-08-26 13:31 639233476455174682
12 ms 156.154.67.248
40 2026-08-26 13:13 639233466171592605
14 ms 156.154.67.248
39 2026-08-26 12:56 639233455747096265
30 ms 156.154.67.248
38 2026-08-26 12:39 639233445367152284
25 ms 156.154.67.248
37 2026-08-26 12:22 639233434974187439
124 ms 156.154.67.248
36 2026-08-26 12:04 639233424567558554
14 ms 156.154.67.248
35 2026-08-26 11:47 639233414056832719
29 ms 156.154.67.248
34 2026-08-26 11:29 639233403515141099
11 ms 156.154.67.248
33 2026-08-26 10:35 639233370841350248
21 ms 156.154.67.248
32 2026-08-26 10:17 639233360361507238
10 ms 156.154.67.248
31 2026-08-26 10:00 639233350067824371
40 ms 156.154.67.248
30 2026-08-26 09:43 639233339545274518
12 ms 156.154.67.248
29 2026-08-26 09:25 639233329214918079
21 ms 156.154.67.248
28 2026-08-26 09:08 639233318749762337
259 ms 156.154.67.248
27 2026-08-26 08:51 639233308387917838
14 ms 156.154.67.248
26 2026-08-26 08:33 639233297961740122
14 ms 156.154.67.248
25 2026-08-26 08:16 639233287487159094
47 ms 156.154.67.248
24 2026-08-26 07:58 639233276995531707
8 ms 156.154.67.248
23 2026-08-26 07:41 639233266521568229
66 ms 156.154.67.248
22 2026-08-26 07:23 639233256081047431
32 ms 156.154.67.248
21 2026-08-26 06:29 639233223620132921
35 ms 156.154.67.248
20 2026-08-26 06:12 639233213287814244
13 ms 156.154.67.248
19 2026-08-26 05:55 639233202925983161
14 ms 156.154.67.248
18 2026-08-26 05:38 639233192644780696
21 ms 156.154.67.248
17 2026-08-26 05:21 639233182401183833
9 ms 156.154.67.248
16 2026-08-26 05:03 639233172074181051
48 ms 156.154.67.248
15 2026-08-26 04:46 639233161808421455
10 ms 156.154.67.248
14 2026-08-26 04:29 639233151357344052
12 ms 156.154.67.248
13 2026-08-26 04:12 639233141034116946
10 ms 156.154.67.248
12 2026-08-26 03:55 639233130828334142
53 ms 156.154.67.248
11 2026-08-26 03:37 639233120373450007
2010 ms 156.154.67.248
10 2026-08-26 03:20 639233110066216193
10 ms 156.154.67.248
9 2026-08-26 02:27 639233078065410564
99 ms 156.154.67.248
8 2026-08-26 02:10 639233067787457832
10 ms 156.154.67.248
7 2026-08-26 01:53 639233057501801162
10 ms 156.154.67.248
6 2026-08-26 01:35 639233047089431703
55 ms 156.154.67.248
5 2026-08-26 01:18 639233036754790688
42 ms 156.154.67.248
4 2026-08-26 01:01 639233026412602472
145 ms 156.154.67.248
3 2026-08-26 00:43 639233016064066127
10 ms 156.154.67.248
2 2026-08-26 00:26 639233005922655772
26 ms 156.154.67.248
1 2026-08-26 00:09 639232995672256907
2013 ms 156.154.67.248