DNS response history for bdns1.ultradns.net

bdns1.ultradns.net 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 66 DNS check records, 66 successful responses, 0 failed responses, and 429 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 bdns1.ultradns.net.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

429 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 22:25

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.153.1

Most recently resolved hosting IP on selected date

Successful Responses

66

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 bdns1.ultradns.net

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
66 2026-08-25 22:25 639232932163142799
2036 ms 156.154.153.1
65 2026-08-25 22:08 639232921673215474
27 ms 156.154.153.1
64 2026-08-25 21:51 639232911234504639
2156 ms 156.154.153.1
63 2026-08-25 21:33 639232900747078453
28 ms 156.154.153.1
62 2026-08-25 21:16 639232890389222534
9 ms 156.154.153.1
61 2026-08-25 20:59 639232880143390843
4018 ms 156.154.153.1
60 2026-08-25 20:41 639232869755024069
38 ms 156.154.153.1
59 2026-08-25 20:24 639232859355940346
10 ms 156.154.153.1
58 2026-08-25 20:07 639232848992244953
12 ms 156.154.153.1
57 2026-08-25 19:49 639232838596478500
67 ms 156.154.153.1
56 2026-08-25 19:32 639232828175327683
18 ms 156.154.153.1
55 2026-08-25 19:15 639232817798330473
12 ms 156.154.153.1
54 2026-08-25 18:21 639232785462407552
12 ms 156.154.153.1
53 2026-08-25 18:04 639232775177487032
2011 ms 156.154.153.1
52 2026-08-25 17:47 639232764991087115
118 ms 156.154.153.1
51 2026-08-25 17:30 639232754842971478
13 ms 156.154.153.1
50 2026-08-25 17:13 639232744455159107
17 ms 156.154.153.1
49 2026-08-25 16:55 639232734145178231
43 ms 156.154.153.1
48 2026-08-25 16:38 639232723827874402
69 ms 156.154.153.1
47 2026-08-25 16:21 639232713533011892
15 ms 156.154.153.1
46 2026-08-25 16:04 639232703065318207
10 ms 156.154.153.1
45 2026-08-25 15:46 639232692629559470
31 ms 156.154.153.1
44 2026-08-25 15:29 639232682238836475
10 ms 156.154.153.1
43 2026-08-25 15:11 639232671787004306
14 ms 156.154.153.1
42 2026-08-25 14:17 639232638994329666
12 ms 156.154.153.1
41 2026-08-25 13:59 639232628614783237
2011 ms 156.154.153.1
40 2026-08-25 13:42 639232618360728578
26 ms 156.154.153.1
39 2026-08-25 13:25 639232608016476376
12 ms 156.154.153.1
38 2026-08-25 13:08 639232597643611557
131 ms 156.154.153.1
37 2026-08-25 12:50 639232587225721862
16 ms 156.154.153.1
36 2026-08-25 12:33 639232576780683689
21 ms 156.154.153.1
35 2026-08-25 12:16 639232566381512620
11 ms 156.154.153.1
34 2026-08-25 11:59 639232556111768563
18 ms 156.154.153.1
33 2026-08-25 11:41 639232545839529039
31 ms 156.154.153.1
32 2026-08-25 11:24 639232535349285207
81 ms 156.154.153.1
31 2026-08-25 11:07 639232524938080723
42 ms 156.154.153.1
30 2026-08-25 10:13 639232492740373468
21 ms 156.154.153.1
29 2026-08-25 09:56 639232482235303141
19 ms 156.154.153.1
28 2026-08-25 09:38 639232471861770303
49 ms 156.154.153.1
27 2026-08-25 09:21 639232461630217327
99 ms 156.154.153.1
26 2026-08-25 09:04 639232451282965990
11 ms 156.154.153.1
25 2026-08-25 08:46 639232440814614938
52 ms 156.154.153.1
24 2026-08-25 08:29 639232430410720425
15 ms 156.154.153.1
23 2026-08-25 08:12 639232420003096185
15 ms 156.154.153.1
22 2026-08-25 07:54 639232409467287444
31 ms 156.154.153.1
21 2026-08-25 07:37 639232399077195997
2015 ms 156.154.153.1
20 2026-08-25 07:20 639232388731528337
2072 ms 156.154.153.1
19 2026-08-25 07:02 639232378288598612
22 ms 156.154.153.1
18 2026-08-25 06:09 639232346196373643
55 ms 156.154.153.1
17 2026-08-25 05:52 639232336112370741
45 ms 156.154.153.1
16 2026-08-25 05:35 639232326146508970
37 ms 156.154.153.1
15 2026-08-25 05:19 639232316189381720
9 ms 156.154.153.1
14 2026-08-25 05:02 639232306217998913
2085 ms 156.154.153.1
13 2026-08-25 04:46 639232296255744174
32 ms 156.154.153.1
12 2026-08-25 04:29 639232286095760789
14 ms 156.154.153.1
11 2026-08-25 04:12 639232276086186273
2032 ms 156.154.153.1
10 2026-08-25 03:55 639232265900986425
74 ms 156.154.153.1
9 2026-08-25 03:38 639232255723518075
9 ms 156.154.153.1
8 2026-08-25 03:21 639232245484452890
2073 ms 156.154.153.1
7 2026-08-25 03:04 639232235157175331
10 ms 156.154.153.1
6 2026-08-25 02:10 639232203197189095
44 ms 156.154.153.1
5 2026-08-25 01:53 639232192844564298
68 ms 156.154.153.1
4 2026-08-25 01:36 639232182496008942
15 ms 156.154.153.1
3 2026-08-25 01:19 639232172197053132
2017 ms 156.154.153.1
2 2026-08-25 00:25 639232140250307418
35 ms 156.154.153.1
1 2026-08-25 00:08 639232129927860324
2008 ms 156.154.153.1