DNS response history for pdns103.ultradns.biz

pdns103.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 2026-09-01. For this date, NameServerHistory found 43 DNS check records, 42 successful responses, 1 failed responses, and 405 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.biz.
Records on Selected Date

43

Historical checks stored for this nameserver on selected date

Average Latency

405 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-01 15:13

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.66.103

Most recently resolved hosting IP on selected date

Successful Responses

42

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 pdns103.ultradns.biz

Showing DNS history for 2026-09-01 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
43 2026-09-01 15:13 639238723349432115
32 ms 156.154.66.103
42 2026-09-01 14:19 639238690993873259
20 ms 156.154.66.103
41 2026-09-01 14:02 639238680658140472
2061 ms 156.154.66.103
40 2026-09-01 13:45 639238670295233158
26 ms 156.154.66.103
39 2026-09-01 13:27 639238659704397018
2028 ms 156.154.66.103
38 2026-09-01 13:10 639238649308394463
2014 ms 156.154.66.103
37 2026-09-01 12:52 639238638904588883
13 ms 156.154.66.103
36 2026-09-01 12:35 639238628486902752
10 ms 156.154.66.103
35 2026-09-01 12:17 639238617906743100
-
34 2026-09-01 12:00 639238607506044626
12 ms 156.154.66.103
33 2026-09-01 11:42 639238597040761406
42 ms 156.154.66.103
32 2026-09-01 11:24 639238586261546969
14 ms 156.154.66.103
31 2026-09-01 11:07 639238575587642333
29 ms 156.154.66.103
30 2026-09-01 10:13 639238543127398267
10 ms 156.154.66.103
29 2026-09-01 09:55 639238532668234016
2041 ms 156.154.66.103
28 2026-09-01 09:37 639238522029321761
47 ms 156.154.66.103
27 2026-09-01 09:20 639238511519050351
4012 ms 156.154.66.103
26 2026-09-01 09:02 639238500942239673
27 ms 156.154.66.103
25 2026-09-01 08:45 639238490412377398
28 ms 156.154.66.103
24 2026-09-01 08:27 639238479833203021
26 ms 156.154.66.103
23 2026-09-01 08:09 639238469140507479
62 ms 156.154.66.103
22 2026-09-01 07:51 639238458443560361
37 ms 156.154.66.103
21 2026-09-01 07:34 639238447694851502
16 ms 156.154.66.103
20 2026-09-01 07:15 639238436624109087
21 ms 156.154.66.103
19 2026-09-01 06:57 639238425565611335
33 ms 156.154.66.103
18 2026-09-01 06:01 639238392250222581
25 ms 156.154.66.103
17 2026-09-01 05:43 639238381322537831
10 ms 156.154.66.103
16 2026-09-01 05:24 639238370248186084
10 ms 156.154.66.103
15 2026-09-01 05:06 639238359264687845
21 ms 156.154.66.103
14 2026-09-01 04:48 639238348534621818
25 ms 156.154.66.103
13 2026-09-01 04:30 639238337725739433
9 ms 156.154.66.103
12 2026-09-01 04:12 639238326844749368
31 ms 156.154.66.103
11 2026-09-01 03:54 639238315792024737
9 ms 156.154.66.103
10 2026-09-01 03:36 639238304931064768
54 ms 156.154.66.103
9 2026-09-01 03:18 639238294131483803
13 ms 156.154.66.103
8 2026-09-01 03:00 639238283314985519
19 ms 156.154.66.103
7 2026-09-01 02:41 639238272374093187
9 ms 156.154.66.103
6 2026-09-01 01:47 639238240032549922
11 ms 156.154.66.103
5 2026-09-01 01:29 639238229204177368
11 ms 156.154.66.103
4 2026-09-01 01:11 639238218326150282
25 ms 156.154.66.103
3 2026-09-01 00:53 639238207574700853
2013 ms 156.154.66.103
2 2026-09-01 00:35 639238196660283915
10 ms 156.154.66.103
1 2026-09-01 00:17 639238185782358546
2041 ms 156.154.66.103