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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 51 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

75

Historical checks stored for this nameserver on selected date

Average Latency

51 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:58

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

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

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 2026-08-19 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 2026-08-19 23:58 639227805445376839
22 ms 43.230.203.221
74 2026-08-19 23:43 639227795899225951
6 ms 43.230.203.221
73 2026-08-19 23:27 639227786351762008
6 ms 43.230.203.221
72 2026-08-19 23:10 639227776640591733
44 ms 43.230.203.221
71 2026-08-19 22:54 639227767128841282
6 ms 43.230.203.221
70 2026-08-19 22:39 639227757477304711
19 ms 43.230.203.221
69 2026-08-19 22:22 639227747572098014
35 ms 43.230.203.221
68 2026-08-19 22:05 639227737588613113
27 ms 43.230.203.221
67 2026-08-19 21:13 639227706134603955
38 ms 43.230.203.221
66 2026-08-19 20:57 639227696589027396
16 ms 43.230.203.221
65 2026-08-19 20:41 639227687097707639
8 ms 43.230.203.221
64 2026-08-19 20:25 639227677474464487
12 ms 43.230.203.221
63 2026-08-19 20:09 639227667767441118
12 ms 43.230.203.221
62 2026-08-19 19:53 639227657984833832
39 ms 43.230.203.221
61 2026-08-19 19:36 639227648079992640
7 ms 43.230.203.221
60 2026-08-19 19:20 639227638125048441
13 ms 43.230.203.221
59 2026-08-19 19:03 639227628211392142
11 ms 43.230.203.221
58 2026-08-19 18:46 639227618261696275
5 ms 43.230.203.221
57 2026-08-19 18:30 639227608366233645
7 ms 43.230.203.221
56 2026-08-19 18:13 639227598301787588
-
55 2026-08-19 17:20 639227566241010716
24 ms 43.230.203.221
54 2026-08-19 17:03 639227556454538959
12 ms 43.230.203.221
53 2026-08-19 16:47 639227546640305542
7 ms 43.230.203.221
52 2026-08-19 16:31 639227536965466472
9 ms 43.230.203.221
51 2026-08-19 16:14 639227527048658280
33 ms 43.230.203.221
50 2026-08-19 15:58 639227517386634438
9 ms 43.230.203.221
49 2026-08-19 15:42 639227507459551637
39 ms 43.230.203.221
48 2026-08-19 15:25 639227497515595277
34 ms 43.230.203.221
47 2026-08-19 15:08 639227487441798036
25 ms 43.230.203.221
46 2026-08-19 14:52 639227477445551863
40 ms 43.230.203.221
45 2026-08-19 14:35 639227467297067891
40 ms 43.230.203.221
44 2026-08-19 14:18 639227457057795635
12 ms 43.230.203.221
43 2026-08-19 13:25 639227425244777397
29 ms 43.230.203.221
42 2026-08-19 13:08 639227415422116485
10 ms 43.230.203.221
41 2026-08-19 12:52 639227405307256053
10 ms 43.230.203.221
40 2026-08-19 12:35 639227395396602630
51 ms 43.230.203.221
39 2026-08-19 12:19 639227385510363611
10 ms 43.230.203.221
38 2026-08-19 12:02 639227375508324850
-
37 2026-08-19 11:45 639227365326611906
20 ms 43.230.203.221
36 2026-08-19 11:28 639227355360014208
30 ms 43.230.203.221
35 2026-08-19 11:11 639227345036782165
54 ms 43.230.203.221
34 2026-08-19 10:54 639227334992964533
21 ms 43.230.203.221
33 2026-08-19 10:38 639227324986605572
9 ms 43.230.203.221
32 2026-08-19 10:21 639227314928414539
37 ms 43.230.203.221
31 2026-08-19 09:28 639227283029182134
30 ms 43.230.203.221
30 2026-08-19 09:11 639227273294779350
47 ms 43.230.203.221
29 2026-08-19 08:55 639227263525231313
45 ms 43.230.203.221
28 2026-08-19 08:39 639227253578313363
9 ms 43.230.203.221
27 2026-08-19 08:22 639227243649973322
59 ms 43.230.203.221
26 2026-08-19 08:05 639227233581059317
8 ms 43.230.203.221
25 2026-08-19 07:49 639227223667352067
4 ms 43.230.203.221
24 2026-08-19 07:32 639227213714837066
42 ms 43.230.203.221
23 2026-08-19 07:15 639227203701208496
39 ms 43.230.203.221
22 2026-08-19 06:59 639227193643202179
27 ms 43.230.203.221
21 2026-08-19 06:42 639227183584431597
7 ms 43.230.203.221
20 2026-08-19 06:25 639227173347403088
2031 ms 43.230.203.221
19 2026-08-19 05:32 639227141523007601
12 ms 43.230.203.221
18 2026-08-19 05:16 639227131785931574
28 ms 43.230.203.221
17 2026-08-19 05:00 639227122176475389
44 ms 43.230.203.221
16 2026-08-19 04:44 639227112668934596
12 ms 43.230.203.221
15 2026-08-19 04:27 639227102773292788
30 ms 43.230.203.221
14 2026-08-19 04:11 639227093141136930
4 ms 43.230.203.221
13 2026-08-19 03:55 639227083449420147
59 ms 43.230.203.221
12 2026-08-19 03:39 639227073771748493
10 ms 43.230.203.221
11 2026-08-19 03:23 639227063977347614
4 ms 43.230.203.221
10 2026-08-19 03:07 639227054253519024
22 ms 43.230.203.221
9 2026-08-19 02:50 639227044381963886
23 ms 43.230.203.221
8 2026-08-19 02:33 639227034441085514
30 ms 43.230.203.221
7 2026-08-19 01:41 639227003126489968
52 ms 43.230.203.221
6 2026-08-19 01:25 639226993456311614
49 ms 43.230.203.221
5 2026-08-19 01:09 639226983847312345
22 ms 43.230.203.221
4 2026-08-19 00:53 639226974357874853
6 ms 43.230.203.221
3 2026-08-19 00:37 639226964670484721
12 ms 43.230.203.221
2 2026-08-19 00:21 639226954857899696
32 ms 43.230.203.221
1 2026-08-19 00:04 639226945091603488
35 ms 43.230.203.221