DNS response history for pdns175.ultradns.com

pdns175.ultradns.com 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 45 DNS check records, 45 successful responses, 0 failed responses, and 245 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 pdns175.ultradns.com.
Records on Selected Date

45

Historical checks stored for this nameserver on selected date

Average Latency

245 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 14:37

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.64.175

Most recently resolved hosting IP on selected date

Successful Responses

45

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 pdns175.ultradns.com

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
45 2026-08-26 14:37 639233517966053117
12 ms 156.154.64.175
44 2026-08-26 14:20 639233507603253585
12 ms 156.154.64.175
43 2026-08-26 14:03 639233497229039167
14 ms 156.154.64.175
42 2026-08-26 13:45 639233486864546406
12 ms 156.154.64.175
41 2026-08-26 13:28 639233476455174682
24 ms 156.154.64.175
40 2026-08-26 13:11 639233466171592605
17 ms 156.154.64.175
39 2026-08-26 12:54 639233455747096265
16 ms 156.154.64.175
38 2026-08-26 12:36 639233445367152284
28 ms 156.154.64.175
37 2026-08-26 12:19 639233434974187439
10 ms 156.154.64.175
36 2026-08-26 12:02 639233424567558554
2010 ms 156.154.64.175
35 2026-08-26 11:44 639233414056832719
12 ms 156.154.64.175
34 2026-08-26 11:27 639233403515141099
33 ms 156.154.64.175
33 2026-08-26 10:32 639233370841350248
103 ms 156.154.64.175
32 2026-08-26 10:15 639233360361507238
18 ms 156.154.64.175
31 2026-08-26 09:57 639233350067824371
2017 ms 156.154.64.175
30 2026-08-26 09:40 639233339545274518
10 ms 156.154.64.175
29 2026-08-26 09:23 639233329214918079
41 ms 156.154.64.175
28 2026-08-26 09:05 639233318749762337
17 ms 156.154.64.175
27 2026-08-26 08:48 639233308387917838
62 ms 156.154.64.175
26 2026-08-26 08:31 639233297961740122
11 ms 156.154.64.175
25 2026-08-26 08:13 639233287487159094
33 ms 156.154.64.175
24 2026-08-26 07:56 639233276995531707
12 ms 156.154.64.175
23 2026-08-26 07:38 639233266521568229
15 ms 156.154.64.175
22 2026-08-26 07:21 639233256081047431
13 ms 156.154.64.175
21 2026-08-26 06:27 639233223620132921
17 ms 156.154.64.175
20 2026-08-26 06:09 639233213287814244
37 ms 156.154.64.175
19 2026-08-26 05:52 639233202925983161
9 ms 156.154.64.175
18 2026-08-26 05:35 639233192644780696
16 ms 156.154.64.175
17 2026-08-26 05:18 639233182401183833
2044 ms 156.154.64.175
16 2026-08-26 05:01 639233172074181051
28 ms 156.154.64.175
15 2026-08-26 04:44 639233161808421455
4017 ms 156.154.64.175
14 2026-08-26 04:26 639233151357344052
19 ms 156.154.64.175
13 2026-08-26 04:09 639233141034116946
17 ms 156.154.64.175
12 2026-08-26 03:52 639233130828334142
23 ms 156.154.64.175
11 2026-08-26 03:35 639233120373450007
10 ms 156.154.64.175
10 2026-08-26 03:17 639233110066216193
21 ms 156.154.64.175
9 2026-08-26 02:24 639233078065410564
12 ms 156.154.64.175
8 2026-08-26 02:07 639233067787457832
16 ms 156.154.64.175
7 2026-08-26 01:50 639233057501801162
35 ms 156.154.64.175
6 2026-08-26 01:32 639233047089431703
31 ms 156.154.64.175
5 2026-08-26 01:15 639233036754790688
10 ms 156.154.64.175
4 2026-08-26 00:58 639233026412602472
10 ms 156.154.64.175
3 2026-08-26 00:41 639233016064066127
19 ms 156.154.64.175
2 2026-08-26 00:24 639233005922655772
23 ms 156.154.64.175
1 2026-08-26 00:07 639232995672256907
70 ms 156.154.64.175