DNS response history for ns51.theunknownserver.com

ns51.theunknownserver.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 2026-08-12. For this date, NameServerHistory found 62 DNS check records, 62 successful responses, 0 failed responses, and 194 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 ns51.theunknownserver.com.
Records on Selected Date

62

Historical checks stored for this nameserver on selected date

Average Latency

194 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

43.230.203.221

Most recently resolved hosting IP on selected date

Successful Responses

62

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 ns51.theunknownserver.com

Showing DNS history for 2026-08-12 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
62 2026-08-12 23:51 639221753022017039
26 ms 43.230.203.221
61 2026-08-12 23:36 639221744107644868
10 ms 43.230.203.221
60 2026-08-12 23:21 639221735030187244
37 ms 43.230.203.221
59 2026-08-12 23:05 639221725815508109
38 ms 43.230.203.221
58 2026-08-12 22:14 639221694790955973
18 ms 43.230.203.221
57 2026-08-12 21:59 639221685562451720
27 ms 43.230.203.221
56 2026-08-12 21:43 639221676023655289
23 ms 43.230.203.221
55 2026-08-12 21:27 639221666449119409
9 ms 43.230.203.221
54 2026-08-12 20:35 639221635456432556
2018 ms 43.230.203.221
53 2026-08-12 20:20 639221626313054202
29 ms 43.230.203.221
52 2026-08-12 20:04 639221617091958857
47 ms 43.230.203.221
51 2026-08-12 19:49 639221607786737151
51 ms 43.230.203.221
50 2026-08-12 18:57 639221576664330059
38 ms 43.230.203.221
49 2026-08-12 18:42 639221567514216674
29 ms 43.230.203.221
48 2026-08-12 18:27 639221558399762524
21 ms 43.230.203.221
47 2026-08-12 18:11 639221549052016282
38 ms 43.230.203.221
46 2026-08-12 17:18 639221517673834934
2099 ms 43.230.203.221
45 2026-08-12 17:03 639221508282311633
48 ms 43.230.203.221
44 2026-08-12 16:47 639221498786324983
2040 ms 43.230.203.221
43 2026-08-12 16:31 639221489157589737
5 ms 43.230.203.221
42 2026-08-12 15:38 639221457655914645
21 ms 43.230.203.221
41 2026-08-12 15:22 639221448164090526
73 ms 43.230.203.221
40 2026-08-12 15:07 639221438725783630
2045 ms 43.230.203.221
39 2026-08-12 14:51 639221429178071087
26 ms 43.230.203.221
38 2026-08-12 13:58 639221397761278719
16 ms 43.230.203.221
37 2026-08-12 13:43 639221388200567278
64 ms 43.230.203.221
36 2026-08-12 13:26 639221378483570949
103 ms 43.230.203.221
35 2026-08-12 13:10 639221368872360139
29 ms 43.230.203.221
34 2026-08-12 12:18 639221337226647415
45 ms 43.230.203.221
33 2026-08-12 12:02 639221327924087446
28 ms 43.230.203.221
32 2026-08-12 11:46 639221318096976375
11 ms 43.230.203.221
31 2026-08-12 11:29 639221308343145274
5 ms 43.230.203.221
30 2026-08-12 10:38 639221277089610470
29 ms 43.230.203.221
29 2026-08-12 10:22 639221267628136359
90 ms 43.230.203.221
28 2026-08-12 10:06 639221257907569952
2026 ms 43.230.203.221
27 2026-08-12 09:50 639221248402420965
10 ms 43.230.203.221
26 2026-08-12 08:57 639221216797540533
73 ms 43.230.203.221
25 2026-08-12 08:41 639221207385792352
27 ms 43.230.203.221
24 2026-08-12 08:26 639221198078534844
39 ms 43.230.203.221
23 2026-08-12 08:10 639221188677585577
5 ms 43.230.203.221
22 2026-08-12 07:18 639221157276484143
17 ms 43.230.203.221
21 2026-08-12 07:03 639221147876262183
79 ms 43.230.203.221
20 2026-08-12 06:47 639221138388812469
42 ms 43.230.203.221
19 2026-08-12 06:31 639221128987381118
48 ms 43.230.203.221
18 2026-08-12 05:39 639221097816416095
40 ms 43.230.203.221
17 2026-08-12 05:24 639221088508065616
7 ms 43.230.203.221
16 2026-08-12 05:08 639221079092308503
17 ms 43.230.203.221
15 2026-08-12 04:52 639221069595873597
21 ms 43.230.203.221
14 2026-08-12 04:01 639221038601577496
42 ms 43.230.203.221
13 2026-08-12 03:46 639221029533901299
23 ms 43.230.203.221
12 2026-08-12 03:30 639221020333828965
9 ms 43.230.203.221
11 2026-08-12 03:15 639221011110510484
43 ms 43.230.203.221
10 2026-08-12 02:23 639220979815209769
14 ms 43.230.203.221
9 2026-08-12 02:09 639220970971410921
20 ms 43.230.203.221
8 2026-08-12 01:54 639220961848982361
10 ms 43.230.203.221
7 2026-08-12 01:38 639220952784591501
2 ms 43.230.203.221
6 2026-08-12 01:23 639220943893596731
21 ms 43.230.203.221
5 2026-08-12 01:09 639220934954704520
13 ms 43.230.203.221
4 2026-08-12 00:53 639220925792457751
38 ms 43.230.203.221
3 2026-08-12 00:38 639220916610063538
33 ms 43.230.203.221
2 2026-08-12 00:23 639220907229361754
30 ms 43.230.203.221
1 2026-08-12 00:07 639220897896762127
36 ms 43.230.203.221