DNS response history for b2.cyber-construction.com

b2.cyber-construction.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 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 178 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 b2.cyber-construction.com.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

178 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.81.118.21

Most recently resolved hosting IP on selected date

Successful Responses

56

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 b2.cyber-construction.com

Showing DNS history for 2026-08-24 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
56 2026-08-24 23:56 639232119551972438
96 ms 172.81.118.21
55 2026-08-24 23:38 639232109112567473
3 ms 172.81.118.21
54 2026-08-24 22:46 639232077430823987
95 ms 172.81.118.21
53 2026-08-24 22:29 639232067340513033
92 ms 172.81.118.21
52 2026-08-24 22:12 639232057157944387
3 ms 172.81.118.21
51 2026-08-24 21:55 639232046895282144
154 ms 172.81.118.21
50 2026-08-24 21:01 639232014356623395
16 ms 172.81.118.21
49 2026-08-24 20:44 639232004177831322
187 ms 172.81.118.21
48 2026-08-24 20:27 639231993997863976
97 ms 172.81.118.21
47 2026-08-24 20:10 639231983967363696
9 ms 172.81.118.21
46 2026-08-24 19:17 639231952257842845
3 ms 172.81.118.21
45 2026-08-24 19:00 639231942277816756
98 ms 172.81.118.21
44 2026-08-24 18:44 639231932094180724
2121 ms 172.81.118.21
43 2026-08-24 18:26 639231922041034838
208 ms 172.81.118.21
42 2026-08-24 17:34 639231890488117536
4 ms 172.81.118.21
41 2026-08-24 17:17 639231880574255543
3 ms 172.81.118.21
40 2026-08-24 17:01 639231870418029045
5 ms 172.81.118.21
39 2026-08-24 16:44 639231860258429562
3 ms 172.81.118.21
38 2026-08-24 15:50 639231828211839931
6 ms 172.81.118.21
37 2026-08-24 15:33 639231818080917481
100 ms 172.81.118.21
36 2026-08-24 15:16 639231807961539652
98 ms 172.81.118.21
35 2026-08-24 14:59 639231797631669865
95 ms 172.81.118.21
34 2026-08-24 14:06 639231765923559455
110 ms 172.81.118.21
33 2026-08-24 13:50 639231755868832964
97 ms 172.81.118.21
32 2026-08-24 13:33 639231745628278877
99 ms 172.81.118.21
31 2026-08-24 13:15 639231735407682062
185 ms 172.81.118.21
30 2026-08-24 12:23 639231703815441688
189 ms 172.81.118.21
29 2026-08-24 12:06 639231693747052549
99 ms 172.81.118.21
28 2026-08-24 11:49 639231683712487276
7 ms 172.81.118.21
27 2026-08-24 11:32 639231673513573868
5 ms 172.81.118.21
26 2026-08-24 10:39 639231641791249939
3 ms 172.81.118.21
25 2026-08-24 10:23 639231631866211033
99 ms 172.81.118.21
24 2026-08-24 10:06 639231621644955316
97 ms 172.81.118.21
23 2026-08-24 09:49 639231611478799259
98 ms 172.81.118.21
22 2026-08-24 08:57 639231579923718211
95 ms 172.81.118.21
21 2026-08-24 08:40 639231569810702936
96 ms 172.81.118.21
20 2026-08-24 08:23 639231559762411619
9 ms 172.81.118.21
19 2026-08-24 08:06 639231549663595407
9 ms 172.81.118.21
18 2026-08-24 07:13 639231518076817246
157 ms 172.81.118.21
17 2026-08-24 06:57 639231508078650885
3 ms 172.81.118.21
16 2026-08-24 06:40 639231498210697093
90 ms 172.81.118.21
15 2026-08-24 06:24 639231488109699360
92 ms 172.81.118.21
14 2026-08-24 05:31 639231456772510692
97 ms 172.81.118.21
13 2026-08-24 05:15 639231447084631185
196 ms 172.81.118.21
12 2026-08-24 04:58 639231437208519473
8 ms 172.81.118.21
11 2026-08-24 04:42 639231427209627490
90 ms 172.81.118.21
10 2026-08-24 03:49 639231395791246644
2126 ms 172.81.118.21
9 2026-08-24 03:33 639231386075551458
6 ms 172.81.118.21
8 2026-08-24 03:17 639231376208713791
2 ms 172.81.118.21
7 2026-08-24 03:00 639231366170589276
2 ms 172.81.118.21
6 2026-08-24 02:08 639231334732159368
2 ms 172.81.118.21
5 2026-08-24 01:51 639231325035670078
2099 ms 172.81.118.21
4 2026-08-24 01:35 639231315132253837
112 ms 172.81.118.21
3 2026-08-24 01:18 639231305014280808
91 ms 172.81.118.21
2 2026-08-24 00:26 639231273779380675
2 ms 172.81.118.21
1 2026-08-24 00:10 639231264180839154
3 ms 172.81.118.21