DNS response history for ns4.librahost.com

ns4.librahost.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 150 DNS check records, 150 successful responses, 0 failed responses, and 92 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 ns4.librahost.com.
Records on Selected Date

150

Historical checks stored for this nameserver on selected date

Average Latency

92 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.28.235

Most recently resolved hosting IP on selected date

Successful Responses

150

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 ns4.librahost.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
150 2026-08-23 23:44 639231254406598736
91 ms 104.21.28.235
149 2026-08-23 23:44 639231254406598736
91 ms 172.67.147.201
148 2026-08-23 23:27 639231244697865594
63 ms 104.21.28.235
147 2026-08-23 23:27 639231244697865594
63 ms 172.67.147.201
146 2026-08-23 23:11 639231234893504693
21 ms 104.21.28.235
145 2026-08-23 23:11 639231234893504693
21 ms 172.67.147.201
144 2026-08-23 22:55 639231225024549139
143 ms 104.21.28.235
143 2026-08-23 22:55 639231225024549139
143 ms 172.67.147.201
142 2026-08-23 22:38 639231214931957622
104 ms 104.21.28.235
141 2026-08-23 22:38 639231214931957622
104 ms 172.67.147.201
140 2026-08-23 22:21 639231204962010549
105 ms 172.67.147.201
139 2026-08-23 22:21 639231204962010549
105 ms 104.21.28.235
138 2026-08-23 22:05 639231195170138463
100 ms 104.21.28.235
137 2026-08-23 22:05 639231195170138463
100 ms 172.67.147.201
136 2026-08-23 21:48 639231185235020577
58 ms 104.21.28.235
135 2026-08-23 21:48 639231185235020577
58 ms 172.67.147.201
134 2026-08-23 21:32 639231175558690075
47 ms 104.21.28.235
133 2026-08-23 21:32 639231175558690075
47 ms 172.67.147.201
132 2026-08-23 21:16 639231165610444012
195 ms 172.67.147.201
131 2026-08-23 21:16 639231165610444012
195 ms 104.21.28.235
130 2026-08-23 20:23 639231133806425363
26 ms 172.67.147.201
129 2026-08-23 20:23 639231133806425363
26 ms 104.21.28.235
128 2026-08-23 20:07 639231124203758023
236 ms 104.21.28.235
127 2026-08-23 20:07 639231124203758023
236 ms 172.67.147.201
126 2026-08-23 19:50 639231114428262706
93 ms 104.21.28.235
125 2026-08-23 19:50 639231114428262706
93 ms 172.67.147.201
124 2026-08-23 19:34 639231104662480065
44 ms 172.67.147.201
123 2026-08-23 19:34 639231104662480065
44 ms 104.21.28.235
122 2026-08-23 19:18 639231094840372018
23 ms 172.67.147.201
121 2026-08-23 19:18 639231094840372018
23 ms 104.21.28.235
120 2026-08-23 19:01 639231085024583224
37 ms 104.21.28.235
119 2026-08-23 19:01 639231085024583224
37 ms 172.67.147.201
118 2026-08-23 18:45 639231075257417427
80 ms 172.67.147.201
117 2026-08-23 18:45 639231075257417427
80 ms 104.21.28.235
116 2026-08-23 18:29 639231065516009503
130 ms 104.21.28.235
115 2026-08-23 18:29 639231065516009503
130 ms 172.67.147.201
114 2026-08-23 18:13 639231055805348837
104 ms 104.21.28.235
113 2026-08-23 18:13 639231055805348837
104 ms 172.67.147.201
112 2026-08-23 17:56 639231045980373765
24 ms 104.21.28.235
111 2026-08-23 17:56 639231045980373765
24 ms 172.67.147.201
110 2026-08-23 17:39 639231035984577527
182 ms 172.67.147.201
109 2026-08-23 17:39 639231035984577527
182 ms 104.21.28.235
108 2026-08-23 17:23 639231025928115303
392 ms 172.67.147.201
107 2026-08-23 17:23 639231025928115303
392 ms 104.21.28.235
106 2026-08-23 16:30 639230994250157583
129 ms 172.67.147.201
105 2026-08-23 16:30 639230994250157583
129 ms 104.21.28.235
104 2026-08-23 16:14 639230984476411369
38 ms 104.21.28.235
103 2026-08-23 16:14 639230984476411369
38 ms 172.67.147.201
102 2026-08-23 15:58 639230974838373450
95 ms 172.67.147.201
101 2026-08-23 15:58 639230974838373450
95 ms 104.21.28.235
100 2026-08-23 15:42 639230965244277645
34 ms 172.67.147.201
99 2026-08-23 15:42 639230965244277645
34 ms 104.21.28.235
98 2026-08-23 15:25 639230955522101820
53 ms 172.67.147.201
97 2026-08-23 15:25 639230955522101820
53 ms 104.21.28.235
96 2026-08-23 15:09 639230945754521603
263 ms 172.67.147.201
95 2026-08-23 15:09 639230945754521603
263 ms 104.21.28.235
94 2026-08-23 14:53 639230935852040504
25 ms 172.67.147.201
93 2026-08-23 14:53 639230935852040504
25 ms 104.21.28.235
92 2026-08-23 14:37 639230926222061048
28 ms 104.21.28.235
91 2026-08-23 14:37 639230926222061048
28 ms 172.67.147.201
90 2026-08-23 14:20 639230916449726907
52 ms 172.67.147.201
89 2026-08-23 14:20 639230916449726907
52 ms 104.21.28.235
88 2026-08-23 14:04 639230906595053086
25 ms 172.67.147.201
87 2026-08-23 14:04 639230906595053086
25 ms 104.21.28.235
86 2026-08-23 13:47 639230896680429441
67 ms 104.21.28.235
85 2026-08-23 13:47 639230896680429441
67 ms 172.67.147.201
84 2026-08-23 13:31 639230886630210965
381 ms 172.67.147.201
83 2026-08-23 13:31 639230886630210965
381 ms 104.21.28.235
82 2026-08-23 12:39 639230855430405719
37 ms 104.21.28.235
81 2026-08-23 12:39 639230855430405719
37 ms 172.67.147.201
80 2026-08-23 12:22 639230845707499136
36 ms 104.21.28.235
79 2026-08-23 12:22 639230845707499136
36 ms 172.67.147.201
78 2026-08-23 12:06 639230836186805419
38 ms 172.67.147.201
77 2026-08-23 12:06 639230836186805419
38 ms 104.21.28.235
76 2026-08-23 11:50 639230826493828316
24 ms 172.67.147.201
75 2026-08-23 11:50 639230826493828316
24 ms 104.21.28.235
74 2026-08-23 11:34 639230816817882996
33 ms 104.21.28.235
73 2026-08-23 11:34 639230816817882996
33 ms 172.67.147.201
72 2026-08-23 11:18 639230806933854189
53 ms 172.67.147.201
71 2026-08-23 11:18 639230806933854189
53 ms 104.21.28.235
70 2026-08-23 11:01 639230797120243854
41 ms 104.21.28.235
69 2026-08-23 11:01 639230797120243854
41 ms 172.67.147.201
68 2026-08-23 10:45 639230787310272840
34 ms 104.21.28.235
67 2026-08-23 10:45 639230787310272840
34 ms 172.67.147.201
66 2026-08-23 10:29 639230777600173142
31 ms 172.67.147.201
65 2026-08-23 10:29 639230777600173142
31 ms 104.21.28.235
64 2026-08-23 10:12 639230767665024593
128 ms 104.21.28.235
63 2026-08-23 10:12 639230767665024593
128 ms 172.67.147.201
62 2026-08-23 09:56 639230757720962293
73 ms 172.67.147.201
61 2026-08-23 09:56 639230757720962293
73 ms 104.21.28.235
60 2026-08-23 09:39 639230747722189784
216 ms 104.21.28.235
59 2026-08-23 09:39 639230747722189784
216 ms 172.67.147.201
58 2026-08-23 08:47 639230716313923480
153 ms 104.21.28.235
57 2026-08-23 08:47 639230716313923480
153 ms 172.67.147.201
56 2026-08-23 08:31 639230706813835990
23 ms 104.21.28.235
55 2026-08-23 08:31 639230706813835990
23 ms 172.67.147.201
54 2026-08-23 08:14 639230696871062203
45 ms 172.67.147.201
53 2026-08-23 08:14 639230696871062203
45 ms 104.21.28.235
52 2026-08-23 07:58 639230687142781616
26 ms 104.21.28.235
51 2026-08-23 07:58 639230687142781616
26 ms 172.67.147.201
50 2026-08-23 07:42 639230677432142227
221 ms 172.67.147.201
49 2026-08-23 07:42 639230677432142227
221 ms 104.21.28.235
48 2026-08-23 07:26 639230667686258061
45 ms 104.21.28.235
47 2026-08-23 07:26 639230667686258061
45 ms 172.67.147.201
46 2026-08-23 07:10 639230658039243685
26 ms 172.67.147.201
45 2026-08-23 07:10 639230658039243685
26 ms 104.21.28.235
44 2026-08-23 06:54 639230648468473803
98 ms 104.21.28.235
43 2026-08-23 06:54 639230648468473803
98 ms 172.67.147.201
42 2026-08-23 06:38 639230638829658294
181 ms 172.67.147.201
41 2026-08-23 06:38 639230638829658294
181 ms 104.21.28.235
40 2026-08-23 06:22 639230629247017617
28 ms 172.67.147.201
39 2026-08-23 06:22 639230629247017617
28 ms 104.21.28.235
38 2026-08-23 06:06 639230619625318239
34 ms 104.21.28.235
37 2026-08-23 06:06 639230619625318239
34 ms 172.67.147.201
36 2026-08-23 05:49 639230609697630264
287 ms 104.21.28.235
35 2026-08-23 05:49 639230609697630264
287 ms 172.67.147.201
34 2026-08-23 04:57 639230578570131864
22 ms 104.21.28.235
33 2026-08-23 04:57 639230578570131864
22 ms 172.67.147.201
32 2026-08-23 04:41 639230568958963168
110 ms 104.21.28.235
31 2026-08-23 04:41 639230568958963168
110 ms 172.67.147.201
30 2026-08-23 04:25 639230559287611211
57 ms 104.21.28.235
29 2026-08-23 04:25 639230559287611211
57 ms 172.67.147.201
28 2026-08-23 04:09 639230549524312030
26 ms 172.67.147.201
27 2026-08-23 04:09 639230549524312030
26 ms 104.21.28.235
26 2026-08-23 03:52 639230539739801669
169 ms 172.67.147.201
25 2026-08-23 03:52 639230539739801669
169 ms 104.21.28.235
24 2026-08-23 03:36 639230530084069375
27 ms 172.67.147.201
23 2026-08-23 03:36 639230530084069375
27 ms 104.21.28.235
22 2026-08-23 03:20 639230520362691441
21 ms 104.21.28.235
21 2026-08-23 03:20 639230520362691441
21 ms 172.67.147.201
20 2026-08-23 03:04 639230510677194518
196 ms 104.21.28.235
19 2026-08-23 03:04 639230510677194518
196 ms 172.67.147.201
18 2026-08-23 02:48 639230501156002646
31 ms 104.21.28.235
17 2026-08-23 02:48 639230501156002646
31 ms 172.67.147.201
16 2026-08-23 02:32 639230491502198541
261 ms 172.67.147.201
15 2026-08-23 02:32 639230491502198541
261 ms 104.21.28.235
14 2026-08-23 02:16 639230481860318494
133 ms 172.67.147.201
13 2026-08-23 02:16 639230481860318494
133 ms 104.21.28.235
12 2026-08-23 01:59 639230471893008575
251 ms 104.21.28.235
11 2026-08-23 01:59 639230471893008575
251 ms 172.67.147.201
10 2026-08-23 01:06 639230440030877421
29 ms 104.21.28.235
9 2026-08-23 01:06 639230440030877421
29 ms 172.67.147.201
8 2026-08-23 00:50 639230430479725508
30 ms 104.21.28.235
7 2026-08-23 00:50 639230430479725508
30 ms 172.67.147.201
6 2026-08-23 00:34 639230420875160219
31 ms 172.67.147.201
5 2026-08-23 00:34 639230420875160219
31 ms 104.21.28.235
4 2026-08-23 00:18 639230411240692575
34 ms 104.21.28.235
3 2026-08-23 00:18 639230411240692575
34 ms 172.67.147.201
2 2026-08-23 00:02 639230401550806607
36 ms 172.67.147.201
1 2026-08-23 00:02 639230401550806607
36 ms 104.21.28.235