DNS response history for ns21.space4server.com

ns21.space4server.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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 437 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.space4server.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

437 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.158.61.113

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 ns21.space4server.com

Showing DNS history for 2026-08-23 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 2026-08-23 23:45 639231254406598736
2054 ms 51.158.61.113
74 2026-08-23 23:29 639231244697865594
27 ms 51.158.61.113
73 2026-08-23 23:13 639231234893504693
2038 ms 51.158.61.113
72 2026-08-23 22:56 639231225024549139
7 ms 51.158.61.113
71 2026-08-23 22:39 639231214931957622
45 ms 51.158.61.113
70 2026-08-23 22:23 639231204962010549
2027 ms 51.158.61.113
69 2026-08-23 22:06 639231195170138463
2022 ms 51.158.61.113
68 2026-08-23 21:50 639231185235020577
11 ms 51.158.61.113
67 2026-08-23 21:34 639231175558690075
6 ms 51.158.61.113
66 2026-08-23 21:17 639231165610444012
10 ms 51.158.61.113
65 2026-08-23 20:24 639231133806425363
6 ms 51.158.61.113
64 2026-08-23 20:08 639231124203758023
8 ms 51.158.61.113
63 2026-08-23 19:52 639231114428262706
40 ms 51.158.61.113
62 2026-08-23 19:35 639231104662480065
43 ms 51.158.61.113
61 2026-08-23 19:19 639231094840372018
4047 ms 51.158.61.113
60 2026-08-23 19:03 639231085024583224
6 ms 51.158.61.113
59 2026-08-23 18:46 639231075257417427
80 ms 51.158.61.113
58 2026-08-23 18:30 639231065516009503
11 ms 51.158.61.113
57 2026-08-23 18:14 639231055805348837
7 ms 51.158.61.113
56 2026-08-23 17:58 639231045980373765
35 ms 51.158.61.113
55 2026-08-23 17:41 639231035984577527
14 ms 51.158.61.113
54 2026-08-23 17:24 639231025928115303
7 ms 51.158.61.113
53 2026-08-23 16:32 639230994250157583
42 ms 51.158.61.113
52 2026-08-23 16:15 639230984476411369
14 ms 51.158.61.113
51 2026-08-23 15:59 639230974838373450
5 ms 51.158.61.113
50 2026-08-23 15:43 639230965244277645
30 ms 51.158.61.113
49 2026-08-23 15:27 639230955522101820
47 ms 51.158.61.113
48 2026-08-23 15:11 639230945754521603
4021 ms 51.158.61.113
47 2026-08-23 14:54 639230935852040504
11 ms 51.158.61.113
46 2026-08-23 14:38 639230926222061048
11 ms 51.158.61.113
45 2026-08-23 14:22 639230916449726907
6 ms 51.158.61.113
44 2026-08-23 14:05 639230906595053086
21 ms 51.158.61.113
43 2026-08-23 13:49 639230896680429441
49 ms 51.158.61.113
42 2026-08-23 13:32 639230886630210965
6 ms 51.158.61.113
41 2026-08-23 12:40 639230855430405719
22 ms 51.158.61.113
40 2026-08-23 12:24 639230845707499136
40 ms 51.158.61.113
39 2026-08-23 12:08 639230836186805419
31 ms 51.158.61.113
38 2026-08-23 11:52 639230826493828316
12 ms 51.158.61.113
37 2026-08-23 11:36 639230816817882996
46 ms 51.158.61.113
36 2026-08-23 11:20 639230806933854189
-
35 2026-08-23 11:03 639230797120243854
2034 ms 51.158.61.113
34 2026-08-23 10:47 639230787310272840
80 ms 51.158.61.113
33 2026-08-23 10:30 639230777600173142
39 ms 51.158.61.113
32 2026-08-23 10:14 639230767665024593
2062 ms 51.158.61.113
31 2026-08-23 09:57 639230757720962293
11 ms 51.158.61.113
30 2026-08-23 09:41 639230747722189784
38 ms 51.158.61.113
29 2026-08-23 08:48 639230716313923480
42 ms 51.158.61.113
28 2026-08-23 08:32 639230706813835990
2056 ms 51.158.61.113
27 2026-08-23 08:16 639230696871062203
5 ms 51.158.61.113
26 2026-08-23 08:00 639230687142781616
-
25 2026-08-23 07:43 639230677432142227
2026 ms 51.158.61.113
24 2026-08-23 07:27 639230667686258061
4027 ms 51.158.61.113
23 2026-08-23 07:11 639230658039243685
56 ms 51.158.61.113
22 2026-08-23 06:55 639230648468473803
16 ms 51.158.61.113
21 2026-08-23 06:39 639230638829658294
36 ms 51.158.61.113
20 2026-08-23 06:23 639230629247017617
5 ms 51.158.61.113
19 2026-08-23 06:07 639230619625318239
2052 ms 51.158.61.113
18 2026-08-23 05:51 639230609697630264
31 ms 51.158.61.113
17 2026-08-23 04:59 639230578570131864
5 ms 51.158.61.113
16 2026-08-23 04:43 639230568958963168
4 ms 51.158.61.113
15 2026-08-23 04:27 639230559287611211
16 ms 51.158.61.113
14 2026-08-23 04:10 639230549524312030
9 ms 51.158.61.113
13 2026-08-23 03:54 639230539739801669
57 ms 51.158.61.113
12 2026-08-23 03:38 639230530084069375
39 ms 51.158.61.113
11 2026-08-23 03:22 639230520362691441
42 ms 51.158.61.113
10 2026-08-23 03:06 639230510677194518
4 ms 51.158.61.113
9 2026-08-23 02:50 639230501156002646
24 ms 51.158.61.113
8 2026-08-23 02:34 639230491502198541
4 ms 51.158.61.113
7 2026-08-23 02:17 639230481860318494
35 ms 51.158.61.113
6 2026-08-23 02:01 639230471893008575
23 ms 51.158.61.113
5 2026-08-23 01:08 639230440030877421
6 ms 51.158.61.113
4 2026-08-23 00:52 639230430479725508
7 ms 51.158.61.113
3 2026-08-23 00:36 639230420875160219
17 ms 51.158.61.113
2 2026-08-23 00:20 639230411240692575
13 ms 51.158.61.113
1 2026-08-23 00:04 639230401550806607
29 ms 51.158.61.113