DNS response history for ns421.ntkhost.com

ns421.ntkhost.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 247 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 ns421.ntkhost.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

247 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

78.157.42.215

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 ns421.ntkhost.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
2015 ms 78.157.42.215
73 2026-08-22 23:32 639230382051619327
23 ms 78.157.42.215
72 2026-08-22 23:16 639230372323353529
23 ms 78.157.42.215
71 2026-08-22 23:00 639230362586451064
22 ms 78.157.42.215
70 2026-08-22 22:43 639230352793666303
38 ms 78.157.42.215
69 2026-08-22 22:27 639230342775737758
17 ms 78.157.42.215
68 2026-08-22 22:10 639230332639939561
38 ms 78.157.42.215
67 2026-08-22 21:17 639230301014190104
8 ms 78.157.42.215
66 2026-08-22 21:01 639230291048161498
45 ms 78.157.42.215
65 2026-08-22 20:44 639230280894353664
41 ms 78.157.42.215
64 2026-08-22 20:27 639230270699419073
8 ms 78.157.42.215
63 2026-08-22 20:09 639230260248163050
2017 ms 78.157.42.215
62 2026-08-22 19:52 639230250122494282
2035 ms 78.157.42.215
61 2026-08-22 19:35 639230239972935046
30 ms 78.157.42.215
60 2026-08-22 19:19 639230229963262464
32 ms 78.157.42.215
59 2026-08-22 19:02 639230220033804658
46 ms 78.157.42.215
58 2026-08-22 18:45 639230209891107289
30 ms 78.157.42.215
57 2026-08-22 18:28 639230199630298717
39 ms 78.157.42.215
56 2026-08-22 18:11 639230189301984150
32 ms 78.157.42.215
55 2026-08-22 17:18 639230157138468804
2056 ms 78.157.42.215
54 2026-08-22 17:01 639230146987869495
8 ms 78.157.42.215
53 2026-08-22 16:44 639230136768638516
61 ms 78.157.42.215
52 2026-08-22 16:27 639230126735907877
6 ms 78.157.42.215
51 2026-08-22 16:10 639230116551187768
16 ms 78.157.42.215
50 2026-08-22 15:53 639230106335615913
22 ms 78.157.42.215
49 2026-08-22 15:36 639230096177758176
17 ms 78.157.42.215
48 2026-08-22 15:19 639230086185999993
73 ms 78.157.42.215
47 2026-08-22 15:03 639230076247854903
6 ms 78.157.42.215
46 2026-08-22 14:46 639230066076077530
19 ms 78.157.42.215
45 2026-08-22 14:28 639230055738197328
35 ms 78.157.42.215
44 2026-08-22 14:11 639230045411225521
26 ms 78.157.42.215
43 2026-08-22 13:17 639230013046000470
29 ms 78.157.42.215
42 2026-08-22 13:01 639230003090037878
4 ms 78.157.42.215
41 2026-08-22 12:44 639229993008259475
9 ms 78.157.42.215
40 2026-08-22 12:27 639229982909449470
55 ms 78.157.42.215
39 2026-08-22 12:11 639229973035502212
3 ms 78.157.42.215
38 2026-08-22 11:54 639229963064296145
18 ms 78.157.42.215
37 2026-08-22 11:37 639229952996162143
41 ms 78.157.42.215
36 2026-08-22 11:21 639229943051949195
30 ms 78.157.42.215
35 2026-08-22 11:04 639229932919214934
34 ms 78.157.42.215
34 2026-08-22 10:47 639229922745889838
12 ms 78.157.42.215
33 2026-08-22 10:30 639229912587214796
2029 ms 78.157.42.215
32 2026-08-22 10:13 639229902240004454
2046 ms 78.157.42.215
31 2026-08-22 09:20 639229870800501662
88 ms 78.157.42.215
30 2026-08-22 09:04 639229861058384956
15 ms 78.157.42.215
29 2026-08-22 08:48 639229851158592604
10 ms 78.157.42.215
28 2026-08-22 08:31 639229841475569629
43 ms 78.157.42.215
27 2026-08-22 08:15 639229831887658471
61 ms 78.157.42.215
26 2026-08-22 07:59 639229822043670346
20 ms 78.157.42.215
25 2026-08-22 07:43 639229812327913936
39 ms 78.157.42.215
24 2026-08-22 07:27 639229802629488686
24 ms 78.157.42.215
23 2026-08-22 07:11 639229793051447309
19 ms 78.157.42.215
22 2026-08-22 06:54 639229783303531961
36 ms 78.157.42.215
21 2026-08-22 06:38 639229773458051942
15 ms 78.157.42.215
20 2026-08-22 06:21 639229763373848056
18 ms 78.157.42.215
19 2026-08-22 05:29 639229732140622809
23 ms 78.157.42.215
18 2026-08-22 05:13 639229722699695967
9 ms 78.157.42.215
17 2026-08-22 04:57 639229713097498075
2032 ms 78.157.42.215
16 2026-08-22 04:41 639229703543969637
68 ms 78.157.42.215
15 2026-08-22 04:26 639229693970392873
55 ms 78.157.42.215
14 2026-08-22 04:09 639229684277329469
2032 ms 78.157.42.215
13 2026-08-22 03:53 639229674501596661
27 ms 78.157.42.215
12 2026-08-22 03:37 639229665064441147
44 ms 78.157.42.215
11 2026-08-22 03:21 639229655507536872
4 ms 78.157.42.215
10 2026-08-22 03:05 639229645849603111
28 ms 78.157.42.215
9 2026-08-22 02:49 639229636090497453
5 ms 78.157.42.215
8 2026-08-22 02:32 639229625978544281
-
7 2026-08-22 01:40 639229594644662176
8 ms 78.157.42.215
6 2026-08-22 01:24 639229585214633065
36 ms 78.157.42.215
5 2026-08-22 01:08 639229575581042175
12 ms 78.157.42.215
4 2026-08-22 00:52 639229565912268962
4 ms 78.157.42.215
3 2026-08-22 00:36 639229556237813203
15 ms 78.157.42.215
2 2026-08-22 00:20 639229546625802518
5 ms 78.157.42.215
1 2026-08-22 00:04 639229537172016621
6 ms 78.157.42.215