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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 56 successful responses, 1 failed responses, and 413 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

57

Historical checks stored for this nameserver on selected date

Average Latency

413 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:10

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

56

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 b.dnscstr.com

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:10 639228639850033448
91 ms 149.28.62.97
56 2026-08-20 22:54 639228630204271870
184 ms 149.28.62.97
55 2026-08-20 22:38 639228620295091135
-
54 2026-08-20 22:21 639228610298336915
59 ms 149.28.62.97
53 2026-08-20 21:29 639228578917047616
40 ms 149.28.62.97
52 2026-08-20 21:12 639228569046445709
29 ms 149.28.62.97
51 2026-08-20 20:56 639228558946830986
40 ms 149.28.62.97
50 2026-08-20 20:39 639228548977359217
32 ms 149.28.62.97
49 2026-08-20 19:46 639228517494157668
71 ms 149.28.62.97
48 2026-08-20 19:30 639228507374116892
142 ms 149.28.62.97
47 2026-08-20 19:13 639228497315154893
2038 ms 149.28.62.97
46 2026-08-20 18:56 639228487287648341
62 ms 149.28.62.97
45 2026-08-20 18:04 639228455828123788
46 ms 149.28.62.97
44 2026-08-20 17:47 639228445900082244
80 ms 149.28.62.97
43 2026-08-20 17:30 639228435866352323
33 ms 149.28.62.97
42 2026-08-20 17:14 639228425802273151
33 ms 149.28.62.97
41 2026-08-20 16:20 639228393616324230
2207 ms 149.28.62.97
40 2026-08-20 16:03 639228383590408693
32 ms 149.28.62.97
39 2026-08-20 15:46 639228373471467474
110 ms 149.28.62.97
38 2026-08-20 15:29 639228363426647311
73 ms 149.28.62.97
37 2026-08-20 14:37 639228331681701910
2142 ms 149.28.62.97
36 2026-08-20 14:20 639228321714746824
40 ms 149.28.62.97
35 2026-08-20 14:03 639228311652090262
36 ms 149.28.62.97
34 2026-08-20 13:47 639228301670088587
147 ms 149.28.62.97
33 2026-08-20 12:54 639228269987976710
2040 ms 149.28.62.97
32 2026-08-20 12:37 639228260009452308
127 ms 149.28.62.97
31 2026-08-20 12:20 639228249661740894
105 ms 149.28.62.97
30 2026-08-20 12:03 639228239552680346
222 ms 149.28.62.97
29 2026-08-20 11:10 639228207667580819
185 ms 149.28.62.97
28 2026-08-20 10:53 639228197494011560
2050 ms 149.28.62.97
27 2026-08-20 10:36 639228187497039939
58 ms 149.28.62.97
26 2026-08-20 10:19 639228177408432646
66 ms 149.28.62.97
25 2026-08-20 09:28 639228146356166262
162 ms 149.28.62.97
24 2026-08-20 09:11 639228136541505712
2041 ms 149.28.62.97
23 2026-08-20 08:55 639228126519136598
2052 ms 149.28.62.97
22 2026-08-20 08:38 639228116537148885
34 ms 149.28.62.97
21 2026-08-20 07:46 639228085320764351
158 ms 149.28.62.97
20 2026-08-20 07:30 639228075444604839
190 ms 149.28.62.97
19 2026-08-20 07:13 639228065615498985
80 ms 149.28.62.97
18 2026-08-20 06:57 639228055675321422
34 ms 149.28.62.97
17 2026-08-20 06:04 639228024230839396
57 ms 149.28.62.97
16 2026-08-20 05:48 639228014720406505
52 ms 149.28.62.97
15 2026-08-20 05:32 639228004930827030
231 ms 149.28.62.97
14 2026-08-20 05:15 639227995103340154
222 ms 149.28.62.97
13 2026-08-20 04:24 639227963811374894
65 ms 149.28.62.97
12 2026-08-20 04:07 639227954132571365
135 ms 149.28.62.97
11 2026-08-20 03:51 639227944541208342
30 ms 149.28.62.97
10 2026-08-20 03:35 639227934657213484
109 ms 149.28.62.97
9 2026-08-20 02:43 639227903628145469
2177 ms 149.28.62.97
8 2026-08-20 02:27 639227893995483475
49 ms 149.28.62.97
7 2026-08-20 02:11 639227884280244209
2040 ms 149.28.62.97
6 2026-08-20 01:54 639227874371147132
179 ms 149.28.62.97
5 2026-08-20 01:03 639227843224256432
43 ms 149.28.62.97
4 2026-08-20 00:47 639227833720403506
59 ms 149.28.62.97
3 2026-08-20 00:31 639227824170728278
52 ms 149.28.62.97
2 2026-08-20 00:15 639227814865867570
161 ms 149.28.62.97
1 2026-08-20 00:00 639227805445376839
76 ms 149.28.62.97