DNS response history for pdns72.ultradns.biz

pdns72.ultradns.biz 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 2026-08-25. For this date, NameServerHistory found 26 DNS check records, 26 successful responses, 0 failed responses, and 338 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 pdns72.ultradns.biz.
Records on Selected Date

26

Historical checks stored for this nameserver on selected date

Average Latency

338 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 09:01

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.66.72

Most recently resolved hosting IP on selected date

Successful Responses

26

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 pdns72.ultradns.biz

Showing DNS history for 2026-08-25 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
26 2026-08-25 09:01 639232451282965990
5 ms 156.154.66.72
25 2026-08-25 08:44 639232440814614938
22 ms 156.154.66.72
24 2026-08-25 08:26 639232430410720425
33 ms 156.154.66.72
23 2026-08-25 08:09 639232420003096185
14 ms 156.154.66.72
22 2026-08-25 07:51 639232409467287444
4 ms 156.154.66.72
21 2026-08-25 07:34 639232399077195997
40 ms 156.154.66.72
20 2026-08-25 07:17 639232388731528337
30 ms 156.154.66.72
19 2026-08-25 07:00 639232378288598612
28 ms 156.154.66.72
18 2026-08-25 06:06 639232346196373643
21 ms 156.154.66.72
17 2026-08-25 05:49 639232336112370741
23 ms 156.154.66.72
16 2026-08-25 05:32 639232326146508970
20 ms 156.154.66.72
15 2026-08-25 05:16 639232316189381720
32 ms 156.154.66.72
14 2026-08-25 04:59 639232306217998913
70 ms 156.154.66.72
13 2026-08-25 04:43 639232296255744174
45 ms 156.154.66.72
12 2026-08-25 04:26 639232286095760789
2033 ms 156.154.66.72
11 2026-08-25 04:09 639232276086186273
10 ms 156.154.66.72
10 2026-08-25 03:52 639232265900986425
26 ms 156.154.66.72
9 2026-08-25 03:35 639232255723518075
9 ms 156.154.66.72
8 2026-08-25 03:18 639232245484452890
32 ms 156.154.66.72
7 2026-08-25 03:01 639232235157175331
2071 ms 156.154.66.72
6 2026-08-25 02:08 639232203197189095
9 ms 156.154.66.72
5 2026-08-25 01:50 639232192844564298
4040 ms 156.154.66.72
4 2026-08-25 01:33 639232182496008942
19 ms 156.154.66.72
3 2026-08-25 01:16 639232172197053132
36 ms 156.154.66.72
2 2026-08-25 00:23 639232140250307418
40 ms 156.154.66.72
1 2026-08-25 00:05 639232129927860324
79 ms 156.154.66.72