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 2026-08-11. For this date, NameServerHistory found 76 DNS check records, 75 successful responses, 1 failed responses, and 229 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

76

Historical checks stored for this nameserver on selected date

Average Latency

229 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:52

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

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 ns1.ctexdev.net

Showing DNS history for 2026-08-11 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
76 2026-08-11 23:52 639220888396333845
35 ms 51.178.214.230
75 2026-08-11 23:36 639220878864937382
77 ms 51.178.214.230
74 2026-08-11 22:44 639220847369072314
35 ms 51.178.214.230
73 2026-08-11 22:29 639220838037764925
58 ms 51.178.214.230
72 2026-08-11 22:13 639220828735120634
37 ms 51.178.214.230
71 2026-08-11 21:58 639220819447979766
70 ms 51.178.214.230
70 2026-08-11 21:42 639220810056531741
7 ms 51.178.214.230
69 2026-08-11 21:27 639220800745746593
73 ms 51.178.214.230
68 2026-08-11 21:11 639220791351626349
35 ms 51.178.214.230
67 2026-08-11 20:55 639220782021256610
33 ms 51.178.214.230
66 2026-08-11 20:40 639220772603347755
48 ms 51.178.214.230
65 2026-08-11 20:24 639220763224057047
37 ms 51.178.214.230
64 2026-08-11 20:08 639220753691117767
50 ms 51.178.214.230
63 2026-08-11 19:52 639220744107836218
21 ms 51.178.214.230
62 2026-08-11 18:57 639220711927629898
54 ms 51.178.214.230
61 2026-08-11 18:41 639220702299437921
-
60 2026-08-11 18:25 639220692505468181
53 ms 51.178.214.230
59 2026-08-11 18:08 639220682669911239
109 ms 51.178.214.230
58 2026-08-11 17:52 639220672929841526
54 ms 51.178.214.230
57 2026-08-11 17:36 639220663225662315
86 ms 51.178.214.230
56 2026-08-11 17:20 639220653846255684
60 ms 51.178.214.230
55 2026-08-11 17:05 639220644420909059
61 ms 51.178.214.230
54 2026-08-11 16:49 639220635074970435
12 ms 51.178.214.230
53 2026-08-11 16:34 639220625614385966
51 ms 51.178.214.230
52 2026-08-11 16:18 639220616132212636
54 ms 51.178.214.230
51 2026-08-11 16:02 639220606533651662
40 ms 51.178.214.230
50 2026-08-11 15:09 639220574514514318
34 ms 51.178.214.230
49 2026-08-11 14:53 639220565124823874
35 ms 51.178.214.230
48 2026-08-11 14:38 639220555799311478
42 ms 51.178.214.230
47 2026-08-11 14:22 639220546481577614
23 ms 51.178.214.230
46 2026-08-11 14:07 639220537036533154
69 ms 51.178.214.230
45 2026-08-11 13:51 639220527719177174
43 ms 51.178.214.230
44 2026-08-11 13:35 639220518173088308
49 ms 51.178.214.230
43 2026-08-11 13:19 639220508902896243
27 ms 51.178.214.230
42 2026-08-11 13:04 639220499455923005
71 ms 51.178.214.230
41 2026-08-11 12:48 639220490082583768
33 ms 51.178.214.230
40 2026-08-11 12:33 639220480636590998
23 ms 51.178.214.230
39 2026-08-11 12:14 639220469585029273
36 ms 51.178.214.230
38 2026-08-11 11:21 639220438074188884
40 ms 51.178.214.230
37 2026-08-11 11:06 639220428789720049
51 ms 51.178.214.230
36 2026-08-11 10:50 639220419558302820
2035 ms 51.178.214.230
35 2026-08-11 10:35 639220410448738795
23 ms 51.178.214.230
34 2026-08-11 10:20 639220401034081530
23 ms 51.178.214.230
33 2026-08-11 10:04 639220391766674161
39 ms 51.178.214.230
32 2026-08-11 09:48 639220382275807148
37 ms 51.178.214.230
31 2026-08-11 09:33 639220373034162867
46 ms 51.178.214.230
30 2026-08-11 09:18 639220363994971859
46 ms 51.178.214.230
29 2026-08-11 09:02 639220354563965455
2021 ms 51.178.214.230
28 2026-08-11 08:47 639220345437414880
55 ms 51.178.214.230
27 2026-08-11 08:31 639220336024248987
77 ms 51.178.214.230
26 2026-08-11 07:38 639220304233635692
44 ms 51.178.214.230
25 2026-08-11 07:23 639220294872170960
2038 ms 51.178.214.230
24 2026-08-11 07:07 639220285547177980
33 ms 51.178.214.230
23 2026-08-11 06:52 639220276337941315
39 ms 51.178.214.230
22 2026-08-11 06:36 639220267175191677
33 ms 51.178.214.230
21 2026-08-11 06:21 639220257981518924
31 ms 51.178.214.230
20 2026-08-11 06:06 639220249265489070
39 ms 51.178.214.230
19 2026-08-11 05:52 639220240700249205
31 ms 51.178.214.230
18 2026-08-11 05:38 639220231975029986
2047 ms 51.178.214.230
17 2026-08-11 05:23 639220223261176932
17 ms 51.178.214.230
16 2026-08-11 05:08 639220214366718456
51 ms 51.178.214.230
15 2026-08-11 04:53 639220205306334524
31 ms 51.178.214.230
14 2026-08-11 04:02 639220174463175061
59 ms 51.178.214.230
13 2026-08-11 03:47 639220165777190438
7 ms 51.178.214.230
12 2026-08-11 03:33 639220156880374825
24 ms 51.178.214.230
11 2026-08-11 03:18 639220148139986945
4064 ms 51.178.214.230
10 2026-08-11 03:03 639220139271074299
9 ms 51.178.214.230
9 2026-08-11 02:48 639220130565901336
2 ms 51.178.214.230
8 2026-08-11 02:34 639220121659980575
65 ms 51.178.214.230
7 2026-08-11 02:19 639220112857650894
20 ms 51.178.214.230
6 2026-08-11 02:04 639220103767686219
34 ms 51.178.214.230
5 2026-08-11 01:49 639220094545970611
5 ms 51.178.214.230
4 2026-08-11 01:33 639220085476091081
72 ms 51.178.214.230
3 2026-08-11 01:18 639220076243751161
16 ms 51.178.214.230
2 2026-08-11 00:26 639220045322845190
142 ms 51.178.214.230
1 2026-08-11 00:11 639220036434132314
2026 ms 51.178.214.230