DNS response history for b.dnscstr.com

b.dnscstr.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 237 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 b.dnscstr.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

237 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

149.28.62.97

Most recently resolved hosting IP on selected date

Successful Responses

73

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 b.dnscstr.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:50 639229527598660841
48 ms 149.28.62.97
72 2026-08-21 23:34 639229517954323214
44 ms 149.28.62.97
71 2026-08-21 23:18 639229508269999021
162 ms 149.28.62.97
70 2026-08-21 23:01 639229498559060171
106 ms 149.28.62.97
69 2026-08-21 22:45 639229488519347586
66 ms 149.28.62.97
68 2026-08-21 21:52 639229456606578934
45 ms 149.28.62.97
67 2026-08-21 21:35 639229446985772499
53 ms 149.28.62.97
66 2026-08-21 21:19 639229437367313098
52 ms 149.28.62.97
65 2026-08-21 21:04 639229427923950391
105 ms 149.28.62.97
64 2026-08-21 20:47 639229418168588854
208 ms 149.28.62.97
63 2026-08-21 20:31 639229408345678334
47 ms 149.28.62.97
62 2026-08-21 20:15 639229398616354648
206 ms 149.28.62.97
61 2026-08-21 19:58 639229388634592323
143 ms 149.28.62.97
60 2026-08-21 19:42 639229378792837692
206 ms 149.28.62.97
59 2026-08-21 19:26 639229369154682311
100 ms 149.28.62.97
58 2026-08-21 19:09 639229359248017926
192 ms 149.28.62.97
57 2026-08-21 18:52 639229349124294642
30 ms 149.28.62.97
56 2026-08-21 18:00 639229317791715692
61 ms 149.28.62.97
55 2026-08-21 17:44 639229308115194575
70 ms 149.28.62.97
54 2026-08-21 17:28 639229298320320558
39 ms 149.28.62.97
53 2026-08-21 17:12 639229288674863221
207 ms 149.28.62.97
52 2026-08-21 16:55 639229278983677079
51 ms 149.28.62.97
51 2026-08-21 16:39 639229269405517175
2096 ms 149.28.62.97
50 2026-08-21 16:23 639229259594798244
127 ms 149.28.62.97
49 2026-08-21 16:07 639229249736681188
50 ms 149.28.62.97
48 2026-08-21 15:50 639229239699417787
2232 ms 149.28.62.97
47 2026-08-21 15:33 639229229621964033
45 ms 149.28.62.97
46 2026-08-21 15:16 639229219567270965
150 ms 149.28.62.97
45 2026-08-21 15:00 639229209406666856
286 ms 149.28.62.97
44 2026-08-21 14:07 639229177815876178
76 ms 149.28.62.97
43 2026-08-21 13:51 639229168243572685
26 ms 149.28.62.97
42 2026-08-21 13:35 639229158599856475
87 ms 149.28.62.97
41 2026-08-21 13:19 639229148998940902
146 ms 149.28.62.97
40 2026-08-21 13:03 639229139276923594
75 ms 149.28.62.97
39 2026-08-21 12:47 639229129709912394
126 ms 149.28.62.97
38 2026-08-21 12:30 639229119801488500
63 ms 149.28.62.97
37 2026-08-21 12:14 639229110135262458
61 ms 149.28.62.97
36 2026-08-21 11:58 639229100336051392
38 ms 149.28.62.97
35 2026-08-21 11:41 639229090641415626
121 ms 149.28.62.97
34 2026-08-21 11:25 639229080702683947
57 ms 149.28.62.97
33 2026-08-21 11:08 639229070601456699
30 ms 149.28.62.97
32 2026-08-21 10:15 639229038947447232
2044 ms 149.28.62.97
31 2026-08-21 09:59 639229029268708773
101 ms 149.28.62.97
30 2026-08-21 09:43 639229019647910603
193 ms 149.28.62.97
29 2026-08-21 09:27 639229009983843738
31 ms 149.28.62.97
28 2026-08-21 09:11 639229000203331882
128 ms 149.28.62.97
27 2026-08-21 08:54 639228990302335999
18 ms 149.28.62.97
26 2026-08-21 08:38 639228980567740722
135 ms 149.28.62.97
25 2026-08-21 08:22 639228970762445174
41 ms 149.28.62.97
24 2026-08-21 08:06 639228961065054445
63 ms 149.28.62.97
23 2026-08-21 07:49 639228951224649885
41 ms 149.28.62.97
22 2026-08-21 07:33 639228941303864592
184 ms 149.28.62.97
21 2026-08-21 07:16 639228931191328583
104 ms 149.28.62.97
20 2026-08-21 06:23 639228899518173317
38 ms 149.28.62.97
19 2026-08-21 06:07 639228889785027669
224 ms 149.28.62.97
18 2026-08-21 05:51 639228880106330161
37 ms 149.28.62.97
17 2026-08-21 05:34 639228870316184091
80 ms 149.28.62.97
16 2026-08-21 05:18 639228860695366512
2170 ms 149.28.62.97
15 2026-08-21 05:02 639228851027209500
85 ms 149.28.62.97
14 2026-08-21 04:46 639228841479265462
78 ms 149.28.62.97
13 2026-08-21 04:30 639228831752962260
164 ms 149.28.62.97
12 2026-08-21 04:14 639228821953295483
40 ms 149.28.62.97
11 2026-08-21 03:58 639228812227429953
96 ms 149.28.62.97
10 2026-08-21 03:41 639228802476107538
36 ms 149.28.62.97
9 2026-08-21 03:25 639228792525492032
2205 ms 149.28.62.97
8 2026-08-21 02:32 639228761131421385
109 ms 149.28.62.97
7 2026-08-21 02:16 639228751571206692
137 ms 149.28.62.97
6 2026-08-21 02:00 639228741705571019
65 ms 149.28.62.97
5 2026-08-21 01:43 639228731642208228
64 ms 149.28.62.97
4 2026-08-21 00:51 639228700387002072
41 ms 149.28.62.97
3 2026-08-21 00:35 639228690742014433
73 ms 149.28.62.97
2 2026-08-21 00:19 639228680877937122
172 ms 149.28.62.97
1 2026-08-21 00:02 639228670775860800
163 ms 149.28.62.97