DNS response history for ns1.b4a.systems

ns1.b4a.systems 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 60 DNS check records, 60 successful responses, 0 failed responses, and 111 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 ns1.b4a.systems.
Records on Selected Date

60

Historical checks stored for this nameserver on selected date

Average Latency

111 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 20:25

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.68.102.201

Most recently resolved hosting IP on selected date

Successful Responses

60

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 ns1.b4a.systems

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
60 2026-08-26 20:25 639233721164051126
367 ms 51.68.102.201
59 2026-08-26 20:07 639233710560486320
41 ms 51.68.102.201
58 2026-08-26 19:49 639233699834667450
35 ms 51.68.102.201
57 2026-08-26 18:55 639233667209186136
28 ms 51.68.102.201
56 2026-08-26 18:38 639233656814316266
46 ms 51.68.102.201
55 2026-08-26 18:20 639233646245051806
10 ms 51.68.102.201
54 2026-08-26 18:03 639233635663779051
543 ms 51.68.102.201
53 2026-08-26 17:45 639233624977342122
35 ms 51.68.102.201
52 2026-08-26 17:27 639233614446136153
42 ms 51.68.102.201
51 2026-08-26 17:09 639233603737877581
38 ms 51.68.102.201
50 2026-08-26 16:52 639233593269224651
39 ms 51.68.102.201
49 2026-08-26 16:34 639233582635086903
176 ms 51.68.102.201
48 2026-08-26 16:16 639233572000374575
33 ms 51.68.102.201
47 2026-08-26 15:58 639233561188633861
160 ms 51.68.102.201
46 2026-08-26 15:41 639233550544357027
42 ms 51.68.102.201
45 2026-08-26 14:46 639233517966053117
52 ms 51.68.102.201
44 2026-08-26 14:29 639233507603253585
49 ms 51.68.102.201
43 2026-08-26 14:12 639233497229039167
299 ms 51.68.102.201
42 2026-08-26 13:54 639233486864546406
156 ms 51.68.102.201
41 2026-08-26 13:37 639233476455174682
10 ms 51.68.102.201
40 2026-08-26 13:20 639233466171592605
175 ms 51.68.102.201
39 2026-08-26 13:03 639233455747096265
15 ms 51.68.102.201
38 2026-08-26 12:45 639233445367152284
44 ms 51.68.102.201
37 2026-08-26 12:28 639233434974187439
123 ms 51.68.102.201
36 2026-08-26 12:10 639233424567558554
50 ms 51.68.102.201
35 2026-08-26 11:53 639233414056832719
43 ms 51.68.102.201
34 2026-08-26 11:36 639233403515141099
3 ms 51.68.102.201
33 2026-08-26 10:41 639233370841350248
52 ms 51.68.102.201
32 2026-08-26 10:24 639233360361507238
44 ms 51.68.102.201
31 2026-08-26 10:06 639233350067824371
39 ms 51.68.102.201
30 2026-08-26 09:49 639233339545274518
192 ms 51.68.102.201
29 2026-08-26 09:31 639233329214918079
47 ms 51.68.102.201
28 2026-08-26 09:14 639233318749762337
42 ms 51.68.102.201
27 2026-08-26 08:57 639233308387917838
8 ms 51.68.102.201
26 2026-08-26 08:40 639233297961740122
54 ms 51.68.102.201
25 2026-08-26 08:22 639233287487159094
169 ms 51.68.102.201
24 2026-08-26 08:05 639233276995531707
34 ms 51.68.102.201
23 2026-08-26 07:47 639233266521568229
64 ms 51.68.102.201
22 2026-08-26 07:30 639233256081047431
41 ms 51.68.102.201
21 2026-08-26 06:36 639233223620132921
41 ms 51.68.102.201
20 2026-08-26 06:18 639233213287814244
27 ms 51.68.102.201
19 2026-08-26 06:01 639233202925983161
41 ms 51.68.102.201
18 2026-08-26 05:44 639233192644780696
40 ms 51.68.102.201
17 2026-08-26 05:27 639233182401183833
415 ms 51.68.102.201
16 2026-08-26 05:10 639233172074181051
2 ms 51.68.102.201
15 2026-08-26 04:53 639233161808421455
34 ms 51.68.102.201
14 2026-08-26 04:35 639233151357344052
39 ms 51.68.102.201
13 2026-08-26 04:18 639233141034116946
39 ms 51.68.102.201
12 2026-08-26 04:01 639233130828334142
136 ms 51.68.102.201
11 2026-08-26 03:44 639233120373450007
3 ms 51.68.102.201
10 2026-08-26 03:26 639233110066216193
2040 ms 51.68.102.201
9 2026-08-26 02:33 639233078065410564
3 ms 51.68.102.201
8 2026-08-26 02:16 639233067787457832
55 ms 51.68.102.201
7 2026-08-26 01:59 639233057501801162
3 ms 51.68.102.201
6 2026-08-26 01:41 639233047089431703
133 ms 51.68.102.201
5 2026-08-26 01:24 639233036754790688
41 ms 51.68.102.201
4 2026-08-26 01:07 639233026412602472
34 ms 51.68.102.201
3 2026-08-26 00:50 639233016064066127
41 ms 51.68.102.201
2 2026-08-26 00:33 639233005922655772
2 ms 51.68.102.201
1 2026-08-26 00:16 639232995672256907
43 ms 51.68.102.201