DNS response history for ns21-b.ithostbd.com

ns21-b.ithostbd.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 164 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 ns21-b.ithostbd.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

164 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

14.128.14.142

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns21-b.ithostbd.com

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:49 639230391807229016
7 ms 14.128.14.142
73 2026-08-22 23:33 639230382051619327
8 ms 14.128.14.142
72 2026-08-22 23:17 639230372323353529
2032 ms 14.128.14.142
71 2026-08-22 23:01 639230362586451064
5 ms 14.128.14.142
70 2026-08-22 22:44 639230352793666303
12 ms 14.128.14.142
69 2026-08-22 22:28 639230342775737758
13 ms 14.128.14.142
68 2026-08-22 22:11 639230332639939561
26 ms 14.128.14.142
67 2026-08-22 21:18 639230301014190104
74 ms 14.128.14.142
66 2026-08-22 21:01 639230291048161498
61 ms 14.128.14.142
65 2026-08-22 20:45 639230280894353664
2033 ms 14.128.14.142
64 2026-08-22 20:27 639230270699419073
37 ms 14.128.14.142
63 2026-08-22 20:10 639230260248163050
20 ms 14.128.14.142
62 2026-08-22 19:53 639230250122494282
26 ms 14.128.14.142
61 2026-08-22 19:36 639230239972935046
39 ms 14.128.14.142
60 2026-08-22 19:20 639230229963262464
24 ms 14.128.14.142
59 2026-08-22 19:03 639230220033804658
29 ms 14.128.14.142
58 2026-08-22 18:46 639230209891107289
43 ms 14.128.14.142
57 2026-08-22 18:29 639230199630298717
13 ms 14.128.14.142
56 2026-08-22 18:12 639230189301984150
31 ms 14.128.14.142
55 2026-08-22 17:18 639230157138468804
108 ms 14.128.14.142
54 2026-08-22 17:01 639230146987869495
49 ms 14.128.14.142
53 2026-08-22 16:44 639230136768638516
32 ms 14.128.14.142
52 2026-08-22 16:28 639230126735907877
14 ms 14.128.14.142
51 2026-08-22 16:11 639230116551187768
15 ms 14.128.14.142
50 2026-08-22 15:54 639230106335615913
9 ms 14.128.14.142
49 2026-08-22 15:37 639230096177758176
9 ms 14.128.14.142
48 2026-08-22 15:20 639230086185999993
27 ms 14.128.14.142
47 2026-08-22 15:03 639230076247854903
30 ms 14.128.14.142
46 2026-08-22 14:47 639230066076077530
-
45 2026-08-22 14:29 639230055738197328
18 ms 14.128.14.142
44 2026-08-22 14:12 639230045411225521
5 ms 14.128.14.142
43 2026-08-22 13:18 639230013046000470
12 ms 14.128.14.142
42 2026-08-22 13:01 639230003090037878
16 ms 14.128.14.142
41 2026-08-22 12:45 639229993008259475
44 ms 14.128.14.142
40 2026-08-22 12:28 639229982909449470
28 ms 14.128.14.142
39 2026-08-22 12:11 639229973035502212
73 ms 14.128.14.142
38 2026-08-22 11:55 639229963064296145
15 ms 14.128.14.142
37 2026-08-22 11:38 639229952996162143
31 ms 14.128.14.142
36 2026-08-22 11:21 639229943051949195
47 ms 14.128.14.142
35 2026-08-22 11:05 639229932919214934
2020 ms 14.128.14.142
34 2026-08-22 10:48 639229922745889838
6 ms 14.128.14.142
33 2026-08-22 10:31 639229912587214796
38 ms 14.128.14.142
32 2026-08-22 10:13 639229902240004454
32 ms 14.128.14.142
31 2026-08-22 09:21 639229870800501662
35 ms 14.128.14.142
30 2026-08-22 09:05 639229861058384956
72 ms 14.128.14.142
29 2026-08-22 08:48 639229851158592604
38 ms 14.128.14.142
28 2026-08-22 08:32 639229841475569629
52 ms 14.128.14.142
27 2026-08-22 08:16 639229831887658471
13 ms 14.128.14.142
26 2026-08-22 08:00 639229822043670346
8 ms 14.128.14.142
25 2026-08-22 07:44 639229812327913936
20 ms 14.128.14.142
24 2026-08-22 07:27 639229802629488686
41 ms 14.128.14.142
23 2026-08-22 07:12 639229793051447309
19 ms 14.128.14.142
22 2026-08-22 06:55 639229783303531961
6 ms 14.128.14.142
21 2026-08-22 06:39 639229773458051942
24 ms 14.128.14.142
20 2026-08-22 06:22 639229763373848056
5 ms 14.128.14.142
19 2026-08-22 05:30 639229732140622809
18 ms 14.128.14.142
18 2026-08-22 05:14 639229722699695967
2021 ms 14.128.14.142
17 2026-08-22 04:58 639229713097498075
24 ms 14.128.14.142
16 2026-08-22 04:42 639229703543969637
35 ms 14.128.14.142
15 2026-08-22 04:26 639229693970392873
30 ms 14.128.14.142
14 2026-08-22 04:10 639229684277329469
2032 ms 14.128.14.142
13 2026-08-22 03:54 639229674501596661
23 ms 14.128.14.142
12 2026-08-22 03:38 639229665064441147
15 ms 14.128.14.142
11 2026-08-22 03:22 639229655507536872
11 ms 14.128.14.142
10 2026-08-22 03:06 639229645849603111
8 ms 14.128.14.142
9 2026-08-22 02:50 639229636090497453
5 ms 14.128.14.142
8 2026-08-22 02:33 639229625978544281
10 ms 14.128.14.142
7 2026-08-22 01:41 639229594644662176
5 ms 14.128.14.142
6 2026-08-22 01:25 639229585214633065
30 ms 14.128.14.142
5 2026-08-22 01:09 639229575581042175
14 ms 14.128.14.142
4 2026-08-22 00:53 639229565912268962
71 ms 14.128.14.142
3 2026-08-22 00:37 639229556237813203
4 ms 14.128.14.142
2 2026-08-22 00:21 639229546625802518
30 ms 14.128.14.142
1 2026-08-22 00:05 639229537172016621
10 ms 14.128.14.142