DNS response history for ns1.ctexdev.net

ns1.ctexdev.net 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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 109 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 ns1.ctexdev.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

109 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.178.214.230

Most recently resolved hosting IP on selected date

Successful Responses

75

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 ns1.ctexdev.net

Showing DNS history for 2026-08-18 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
75 2026-08-18 23:50 639226935204800669
14 ms 51.178.214.230
74 2026-08-18 23:34 639226925298919497
49 ms 51.178.214.230
73 2026-08-18 23:17 639226915487885053
47 ms 51.178.214.230
72 2026-08-18 23:01 639226905465760034
36 ms 51.178.214.230
71 2026-08-18 22:44 639226895378104692
52 ms 51.178.214.230
70 2026-08-18 21:51 639226863374232622
67 ms 51.178.214.230
69 2026-08-18 21:35 639226853698516058
93 ms 51.178.214.230
68 2026-08-18 21:18 639226843797360601
43 ms 51.178.214.230
67 2026-08-18 21:02 639226834046588155
72 ms 51.178.214.230
66 2026-08-18 20:45 639226824234488533
48 ms 51.178.214.230
65 2026-08-18 20:29 639226814549928621
67 ms 51.178.214.230
64 2026-08-18 20:13 639226804721432353
41 ms 51.178.214.230
63 2026-08-18 19:57 639226795048828184
50 ms 51.178.214.230
62 2026-08-18 19:40 639226785202482420
31 ms 51.178.214.230
61 2026-08-18 19:24 639226775309362607
17 ms 51.178.214.230
60 2026-08-18 19:07 639226765406586155
67 ms 51.178.214.230
59 2026-08-18 18:51 639226755437790519
90 ms 51.178.214.230
58 2026-08-18 17:58 639226723856194457
76 ms 51.178.214.230
57 2026-08-18 17:42 639226714050583422
40 ms 51.178.214.230
56 2026-08-18 17:25 639226704236499724
28 ms 51.178.214.230
55 2026-08-18 17:09 639226694184520163
69 ms 51.178.214.230
54 2026-08-18 16:52 639226684161203477
58 ms 51.178.214.230
53 2026-08-18 16:35 639226674305430109
35 ms 51.178.214.230
52 2026-08-18 16:19 639226664489607984
2028 ms 51.178.214.230
51 2026-08-18 16:03 639226654533111667
4 ms 51.178.214.230
50 2026-08-18 15:46 639226644778594725
6 ms 51.178.214.230
49 2026-08-18 15:30 639226634901553621
12 ms 51.178.214.230
48 2026-08-18 15:13 639226624921864967
53 ms 51.178.214.230
47 2026-08-18 14:57 639226614939419403
4 ms 51.178.214.230
46 2026-08-18 14:03 639226583021074771
50 ms 51.178.214.230
45 2026-08-18 13:47 639226573279933585
49 ms 51.178.214.230
44 2026-08-18 13:31 639226563494036301
48 ms 51.178.214.230
43 2026-08-18 13:15 639226553708216256
2028 ms 51.178.214.230
42 2026-08-18 12:58 639226544003734815
39 ms 51.178.214.230
41 2026-08-18 12:42 639226534105733155
100 ms 51.178.214.230
40 2026-08-18 12:25 639226524298118898
47 ms 51.178.214.230
39 2026-08-18 12:09 639226514525195335
50 ms 51.178.214.230
38 2026-08-18 11:53 639226504703635320
55 ms 51.178.214.230
37 2026-08-18 11:36 639226494737271720
47 ms 51.178.214.230
36 2026-08-18 11:20 639226485005027236
43 ms 51.178.214.230
35 2026-08-18 11:03 639226475133236105
38 ms 51.178.214.230
34 2026-08-18 10:10 639226442975077052
41 ms 51.178.214.230
33 2026-08-18 09:54 639226433317932039
45 ms 51.178.214.230
32 2026-08-18 09:38 639226423688431096
66 ms 51.178.214.230
31 2026-08-18 09:22 639226413998250045
49 ms 51.178.214.230
30 2026-08-18 09:05 639226404284554875
61 ms 51.178.214.230
29 2026-08-18 08:49 639226394637043309
26 ms 51.178.214.230
28 2026-08-18 08:33 639226385052447582
39 ms 51.178.214.230
27 2026-08-18 08:17 639226375506189603
109 ms 51.178.214.230
26 2026-08-18 08:01 639226365690646426
27 ms 51.178.214.230
25 2026-08-18 07:45 639226355771007701
62 ms 51.178.214.230
24 2026-08-18 07:28 639226345946269369
38 ms 51.178.214.230
23 2026-08-18 07:12 639226336241601848
164 ms 51.178.214.230
22 2026-08-18 06:20 639226304950675290
34 ms 51.178.214.230
21 2026-08-18 06:04 639226295324754616
50 ms 51.178.214.230
20 2026-08-18 05:48 639226285824640601
35 ms 51.178.214.230
19 2026-08-18 05:32 639226276321223917
67 ms 51.178.214.230
18 2026-08-18 05:16 639226266800200046
97 ms 51.178.214.230
17 2026-08-18 05:00 639226256958066164
38 ms 51.178.214.230
16 2026-08-18 04:44 639226247432364597
56 ms 51.178.214.230
15 2026-08-18 04:28 639226237703388552
49 ms 51.178.214.230
14 2026-08-18 04:12 639226227937569589
202 ms 51.178.214.230
13 2026-08-18 03:55 639226218052465471
53 ms 51.178.214.230
12 2026-08-18 03:39 639226208429623997
57 ms 51.178.214.230
11 2026-08-18 03:23 639226198800675295
47 ms 51.178.214.230
10 2026-08-18 02:31 639226167722042574
43 ms 51.178.214.230
9 2026-08-18 02:15 639226158277924383
174 ms 51.178.214.230
8 2026-08-18 02:00 639226148757810592
110 ms 51.178.214.230
7 2026-08-18 01:44 639226139348611045
37 ms 51.178.214.230
6 2026-08-18 01:28 639226129823462907
185 ms 51.178.214.230
5 2026-08-18 01:12 639226120218260005
36 ms 51.178.214.230
4 2026-08-18 00:56 639226110875503904
51 ms 51.178.214.230
3 2026-08-18 00:41 639226101376311912
61 ms 51.178.214.230
2 2026-08-18 00:25 639226091924943492
3 ms 51.178.214.230
1 2026-08-18 00:09 639226082133158124
37 ms 51.178.214.230