DNS response history for ns21.fronttop.com

ns21.fronttop.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, 74 successful responses, 1 failed responses, and 245 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.fronttop.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

245 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

193.151.130.154

Most recently resolved hosting IP on selected date

Successful Responses

74

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 ns21.fronttop.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 23:49 639231254406598736
63 ms 193.151.130.154
74 2026-08-23 23:32 639231244697865594
82 ms 193.151.130.154
73 2026-08-23 23:16 639231234893504693
2025 ms 193.151.130.154
72 2026-08-23 23:00 639231225024549139
3 ms 193.151.130.154
71 2026-08-23 22:43 639231214931957622
90 ms 193.151.130.154
70 2026-08-23 22:26 639231204962010549
89 ms 193.151.130.154
69 2026-08-23 22:10 639231195170138463
8 ms 193.151.130.154
68 2026-08-23 21:53 639231185235020577
2088 ms 193.151.130.154
67 2026-08-23 21:37 639231175558690075
16 ms 193.151.130.154
66 2026-08-23 21:20 639231165610444012
83 ms 193.151.130.154
65 2026-08-23 20:28 639231133806425363
89 ms 193.151.130.154
64 2026-08-23 20:12 639231124203758023
84 ms 193.151.130.154
63 2026-08-23 19:55 639231114428262706
79 ms 193.151.130.154
62 2026-08-23 19:39 639231104662480065
57 ms 193.151.130.154
61 2026-08-23 19:23 639231094840372018
102 ms 193.151.130.154
60 2026-08-23 19:06 639231085024583224
119 ms 193.151.130.154
59 2026-08-23 18:50 639231075257417427
39 ms 193.151.130.154
58 2026-08-23 18:34 639231065516009503
13 ms 193.151.130.154
57 2026-08-23 18:18 639231055805348837
31 ms 193.151.130.154
56 2026-08-23 18:01 639231045980373765
83 ms 193.151.130.154
55 2026-08-23 17:45 639231035984577527
108 ms 193.151.130.154
54 2026-08-23 17:28 639231025928115303
91 ms 193.151.130.154
53 2026-08-23 16:35 639230994250157583
2013 ms 193.151.130.154
52 2026-08-23 16:19 639230984476411369
82 ms 193.151.130.154
51 2026-08-23 16:03 639230974838373450
5 ms 193.151.130.154
50 2026-08-23 15:47 639230965244277645
11 ms 193.151.130.154
49 2026-08-23 15:30 639230955522101820
7 ms 193.151.130.154
48 2026-08-23 15:14 639230945754521603
94 ms 193.151.130.154
47 2026-08-23 14:58 639230935852040504
86 ms 193.151.130.154
46 2026-08-23 14:42 639230926222061048
84 ms 193.151.130.154
45 2026-08-23 14:25 639230916449726907
117 ms 193.151.130.154
44 2026-08-23 14:09 639230906595053086
60 ms 193.151.130.154
43 2026-08-23 13:52 639230896680429441
2050 ms 193.151.130.154
42 2026-08-23 13:36 639230886630210965
92 ms 193.151.130.154
41 2026-08-23 12:44 639230855430405719
49 ms 193.151.130.154
40 2026-08-23 12:27 639230845707499136
2016 ms 193.151.130.154
39 2026-08-23 12:12 639230836186805419
46 ms 193.151.130.154
38 2026-08-23 11:55 639230826493828316
35 ms 193.151.130.154
37 2026-08-23 11:39 639230816817882996
86 ms 193.151.130.154
36 2026-08-23 11:23 639230806933854189
7 ms 193.151.130.154
35 2026-08-23 11:06 639230797120243854
100 ms 193.151.130.154
34 2026-08-23 10:50 639230787310272840
70 ms 193.151.130.154
33 2026-08-23 10:34 639230777600173142
14 ms 193.151.130.154
32 2026-08-23 10:17 639230767665024593
37 ms 193.151.130.154
31 2026-08-23 10:01 639230757720962293
106 ms 193.151.130.154
30 2026-08-23 09:44 639230747722189784
51 ms 193.151.130.154
29 2026-08-23 08:52 639230716313923480
47 ms 193.151.130.154
28 2026-08-23 08:36 639230706813835990
2 ms 193.151.130.154
27 2026-08-23 08:19 639230696871062203
61 ms 193.151.130.154
26 2026-08-23 08:03 639230687142781616
31 ms 193.151.130.154
25 2026-08-23 07:47 639230677432142227
6 ms 193.151.130.154
24 2026-08-23 07:31 639230667686258061
3 ms 193.151.130.154
23 2026-08-23 07:15 639230658039243685
58 ms 193.151.130.154
22 2026-08-23 06:59 639230648468473803
76 ms 193.151.130.154
21 2026-08-23 06:43 639230638829658294
152 ms 193.151.130.154
20 2026-08-23 06:26 639230629247017617
25 ms 193.151.130.154
19 2026-08-23 06:11 639230619625318239
25 ms 193.151.130.154
18 2026-08-23 05:54 639230609697630264
118 ms 193.151.130.154
17 2026-08-23 05:02 639230578570131864
90 ms 193.151.130.154
16 2026-08-23 04:46 639230568958963168
13 ms 193.151.130.154
15 2026-08-23 04:30 639230559287611211
2056 ms 193.151.130.154
14 2026-08-23 04:14 639230549524312030
-
13 2026-08-23 03:57 639230539739801669
7 ms 193.151.130.154
12 2026-08-23 03:41 639230530084069375
120 ms 193.151.130.154
11 2026-08-23 03:25 639230520362691441
20 ms 193.151.130.154
10 2026-08-23 03:09 639230510677194518
14 ms 193.151.130.154
9 2026-08-23 02:53 639230501156002646
90 ms 193.151.130.154
8 2026-08-23 02:37 639230491502198541
27 ms 193.151.130.154
7 2026-08-23 02:21 639230481860318494
100 ms 193.151.130.154
6 2026-08-23 02:04 639230471893008575
11 ms 193.151.130.154
5 2026-08-23 01:11 639230440030877421
112 ms 193.151.130.154
4 2026-08-23 00:55 639230430479725508
3 ms 193.151.130.154
3 2026-08-23 00:39 639230420875160219
2016 ms 193.151.130.154
2 2026-08-23 00:23 639230411240692575
73 ms 193.151.130.154
1 2026-08-23 00:07 639230401550806607
44 ms 193.151.130.154