DNS response history for ns21.ctechhosting.com

ns21.ctechhosting.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 203 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.ctechhosting.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

203 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

173.161.112.73

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.ctechhosting.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
25 ms 173.161.112.73
73 2026-08-22 23:33 639230382051619327
20 ms 173.161.112.73
72 2026-08-22 23:17 639230372323353529
2017 ms 173.161.112.73
71 2026-08-22 23:00 639230362586451064
29 ms 173.161.112.73
70 2026-08-22 22:44 639230352793666303
-
69 2026-08-22 22:27 639230342775737758
44 ms 173.161.112.73
68 2026-08-22 22:11 639230332639939561
25 ms 173.161.112.73
67 2026-08-22 21:18 639230301014190104
32 ms 173.161.112.73
66 2026-08-22 21:01 639230291048161498
2019 ms 173.161.112.73
65 2026-08-22 20:44 639230280894353664
33 ms 173.161.112.73
64 2026-08-22 20:27 639230270699419073
40 ms 173.161.112.73
63 2026-08-22 20:10 639230260248163050
11 ms 173.161.112.73
62 2026-08-22 19:53 639230250122494282
48 ms 173.161.112.73
61 2026-08-22 19:36 639230239972935046
41 ms 173.161.112.73
60 2026-08-22 19:19 639230229963262464
31 ms 173.161.112.73
59 2026-08-22 19:03 639230220033804658
26 ms 173.161.112.73
58 2026-08-22 18:46 639230209891107289
2021 ms 173.161.112.73
57 2026-08-22 18:29 639230199630298717
20 ms 173.161.112.73
56 2026-08-22 18:12 639230189301984150
30 ms 173.161.112.73
55 2026-08-22 17:18 639230157138468804
83 ms 173.161.112.73
54 2026-08-22 17:01 639230146987869495
27 ms 173.161.112.73
53 2026-08-22 16:44 639230136768638516
30 ms 173.161.112.73
52 2026-08-22 16:28 639230126735907877
57 ms 173.161.112.73
51 2026-08-22 16:10 639230116551187768
65 ms 173.161.112.73
50 2026-08-22 15:53 639230106335615913
2034 ms 173.161.112.73
49 2026-08-22 15:36 639230096177758176
54 ms 173.161.112.73
48 2026-08-22 15:20 639230086185999993
19 ms 173.161.112.73
47 2026-08-22 15:03 639230076247854903
35 ms 173.161.112.73
46 2026-08-22 14:46 639230066076077530
23 ms 173.161.112.73
45 2026-08-22 14:29 639230055738197328
15 ms 173.161.112.73
44 2026-08-22 14:12 639230045411225521
243 ms 173.161.112.73
43 2026-08-22 13:18 639230013046000470
47 ms 173.161.112.73
42 2026-08-22 13:01 639230003090037878
13 ms 173.161.112.73
41 2026-08-22 12:44 639229993008259475
23 ms 173.161.112.73
40 2026-08-22 12:28 639229982909449470
5 ms 173.161.112.73
39 2026-08-22 12:11 639229973035502212
5 ms 173.161.112.73
38 2026-08-22 11:55 639229963064296145
4 ms 173.161.112.73
37 2026-08-22 11:38 639229952996162143
25 ms 173.161.112.73
36 2026-08-22 11:21 639229943051949195
14 ms 173.161.112.73
35 2026-08-22 11:04 639229932919214934
17 ms 173.161.112.73
34 2026-08-22 10:47 639229922745889838
22 ms 173.161.112.73
33 2026-08-22 10:30 639229912587214796
48 ms 173.161.112.73
32 2026-08-22 10:13 639229902240004454
13 ms 173.161.112.73
31 2026-08-22 09:21 639229870800501662
16 ms 173.161.112.73
30 2026-08-22 09:05 639229861058384956
50 ms 173.161.112.73
29 2026-08-22 08:48 639229851158592604
42 ms 173.161.112.73
28 2026-08-22 08:32 639229841475569629
34 ms 173.161.112.73
27 2026-08-22 08:16 639229831887658471
27 ms 173.161.112.73
26 2026-08-22 08:00 639229822043670346
57 ms 173.161.112.73
25 2026-08-22 07:43 639229812327913936
5 ms 173.161.112.73
24 2026-08-22 07:27 639229802629488686
493 ms 173.161.112.73
23 2026-08-22 07:11 639229793051447309
20 ms 173.161.112.73
22 2026-08-22 06:55 639229783303531961
27 ms 173.161.112.73
21 2026-08-22 06:38 639229773458051942
40 ms 173.161.112.73
20 2026-08-22 06:22 639229763373848056
15 ms 173.161.112.73
19 2026-08-22 05:30 639229732140622809
3 ms 173.161.112.73
18 2026-08-22 05:14 639229722699695967
51 ms 173.161.112.73
17 2026-08-22 04:58 639229713097498075
3 ms 173.161.112.73
16 2026-08-22 04:42 639229703543969637
30 ms 173.161.112.73
15 2026-08-22 04:26 639229693970392873
20 ms 173.161.112.73
14 2026-08-22 04:10 639229684277329469
29 ms 173.161.112.73
13 2026-08-22 03:54 639229674501596661
25 ms 173.161.112.73
12 2026-08-22 03:38 639229665064441147
46 ms 173.161.112.73
11 2026-08-22 03:22 639229655507536872
2009 ms 173.161.112.73
10 2026-08-22 03:06 639229645849603111
25 ms 173.161.112.73
9 2026-08-22 02:50 639229636090497453
8 ms 173.161.112.73
8 2026-08-22 02:33 639229625978544281
18 ms 173.161.112.73
7 2026-08-22 01:41 639229594644662176
31 ms 173.161.112.73
6 2026-08-22 01:25 639229585214633065
2008 ms 173.161.112.73
5 2026-08-22 01:09 639229575581042175
13 ms 173.161.112.73
4 2026-08-22 00:53 639229565912268962
217 ms 173.161.112.73
3 2026-08-22 00:37 639229556237813203
20 ms 173.161.112.73
2 2026-08-22 00:21 639229546625802518
19 ms 173.161.112.73
1 2026-08-22 00:05 639229537172016621
18 ms 173.161.112.73