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 2026-08-15. For this date, NameServerHistory found 152 DNS check records, 152 successful responses, 0 failed responses, and 79 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

152

Historical checks stored for this nameserver on selected date

Average Latency

79 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:52

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

152

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 2026-08-15 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
152 2026-08-15 23:52 639224347685767174
26 ms 104.21.28.235
151 2026-08-15 23:52 639224347685767174
26 ms 172.67.147.201
150 2026-08-15 23:37 639224338276675277
305 ms 104.21.28.235
149 2026-08-15 23:37 639224338276675277
305 ms 172.67.147.201
148 2026-08-15 22:44 639224306594546649
11 ms 104.21.28.235
147 2026-08-15 22:44 639224306594546649
11 ms 172.67.147.201
146 2026-08-15 22:28 639224297145423303
152 ms 172.67.147.201
145 2026-08-15 22:28 639224297145423303
152 ms 104.21.28.235
144 2026-08-15 22:12 639224287678238833
106 ms 172.67.147.201
143 2026-08-15 22:12 639224287678238833
106 ms 104.21.28.235
142 2026-08-15 21:57 639224278490872828
37 ms 104.21.28.235
141 2026-08-15 21:57 639224278490872828
37 ms 172.67.147.201
140 2026-08-15 21:41 639224269149307826
34 ms 172.67.147.201
139 2026-08-15 21:41 639224269149307826
34 ms 104.21.28.235
138 2026-08-15 21:26 639224259868597616
11 ms 172.67.147.201
137 2026-08-15 21:26 639224259868597616
11 ms 104.21.28.235
136 2026-08-15 21:10 639224250518642175
57 ms 104.21.28.235
135 2026-08-15 21:10 639224250518642175
57 ms 172.67.147.201
134 2026-08-15 20:55 639224241064772383
33 ms 172.67.147.201
133 2026-08-15 20:55 639224241064772383
33 ms 104.21.28.235
132 2026-08-15 20:39 639224231691099605
77 ms 104.21.28.235
131 2026-08-15 20:39 639224231691099605
77 ms 172.67.147.201
130 2026-08-15 20:24 639224222468168159
41 ms 104.21.28.235
129 2026-08-15 20:24 639224222468168159
41 ms 172.67.147.201
128 2026-08-15 20:08 639224213173899635
45 ms 104.21.28.235
127 2026-08-15 20:08 639224213173899635
45 ms 172.67.147.201
126 2026-08-15 19:53 639224203914451783
300 ms 172.67.147.201
125 2026-08-15 19:53 639224203914451783
300 ms 104.21.28.235
124 2026-08-15 19:00 639224172202542163
76 ms 172.67.147.201
123 2026-08-15 19:00 639224172202542163
76 ms 104.21.28.235
122 2026-08-15 18:45 639224163338654093
36 ms 104.21.28.235
121 2026-08-15 18:45 639224163338654093
36 ms 172.67.147.201
120 2026-08-15 18:30 639224154287995374
26 ms 104.21.28.235
119 2026-08-15 18:30 639224154287995374
26 ms 172.67.147.201
118 2026-08-15 18:15 639224145118612503
40 ms 104.21.28.235
117 2026-08-15 18:15 639224145118612503
40 ms 172.67.147.201
116 2026-08-15 17:59 639224135995990731
66 ms 104.21.28.235
115 2026-08-15 17:59 639224135995990731
66 ms 172.67.147.201
114 2026-08-15 17:45 639224127185332624
42 ms 104.21.28.235
113 2026-08-15 17:45 639224127185332624
42 ms 172.67.147.201
112 2026-08-15 17:30 639224118229289175
166 ms 104.21.28.235
111 2026-08-15 17:30 639224118229289175
166 ms 172.67.147.201
110 2026-08-15 17:15 639224109273796359
85 ms 172.67.147.201
109 2026-08-15 17:15 639224109273796359
85 ms 104.21.28.235
108 2026-08-15 17:00 639224100490805608
56 ms 104.21.28.235
107 2026-08-15 17:00 639224100490805608
56 ms 172.67.147.201
106 2026-08-15 16:45 639224091353714490
28 ms 104.21.28.235
105 2026-08-15 16:45 639224091353714490
28 ms 172.67.147.201
104 2026-08-15 16:30 639224082033126828
32 ms 104.21.28.235
103 2026-08-15 16:30 639224082033126828
32 ms 172.67.147.201
102 2026-08-15 16:14 639224072736962403
258 ms 104.21.28.235
101 2026-08-15 16:14 639224072736962403
258 ms 172.67.147.201
100 2026-08-15 15:22 639224041475563754
60 ms 172.67.147.201
99 2026-08-15 15:22 639224041475563754
60 ms 104.21.28.235
98 2026-08-15 15:07 639224032345604453
34 ms 172.67.147.201
97 2026-08-15 15:07 639224032345604453
34 ms 104.21.28.235
96 2026-08-15 14:51 639224023169497283
53 ms 172.67.147.201
95 2026-08-15 14:51 639224023169497283
53 ms 104.21.28.235
94 2026-08-15 14:36 639224013981146405
46 ms 104.21.28.235
93 2026-08-15 14:36 639224013981146405
46 ms 172.67.147.201
92 2026-08-15 14:21 639224004883412586
57 ms 172.67.147.201
91 2026-08-15 14:21 639224004883412586
57 ms 104.21.28.235
90 2026-08-15 14:06 639223995612880615
104 ms 104.21.28.235
89 2026-08-15 14:06 639223995612880615
104 ms 172.67.147.201
88 2026-08-15 13:50 639223986271830789
27 ms 172.67.147.201
87 2026-08-15 13:50 639223986271830789
27 ms 104.21.28.235
86 2026-08-15 13:35 639223977005780949
105 ms 172.67.147.201
85 2026-08-15 13:35 639223977005780949
105 ms 104.21.28.235
84 2026-08-15 13:19 639223967653137793
28 ms 172.67.147.201
83 2026-08-15 13:19 639223967653137793
28 ms 104.21.28.235
82 2026-08-15 13:03 639223958286010799
47 ms 172.67.147.201
81 2026-08-15 13:03 639223958286010799
47 ms 104.21.28.235
80 2026-08-15 12:48 639223948936108345
30 ms 172.67.147.201
79 2026-08-15 12:48 639223948936108345
30 ms 104.21.28.235
78 2026-08-15 12:32 639223939673066880
238 ms 172.67.147.201
77 2026-08-15 12:32 639223939673066880
238 ms 104.21.28.235
76 2026-08-15 11:40 639223908317760530
18 ms 172.67.147.201
75 2026-08-15 11:40 639223908317760530
18 ms 104.21.28.235
74 2026-08-15 11:24 639223898992594258
49 ms 172.67.147.201
73 2026-08-15 11:24 639223898992594258
49 ms 104.21.28.235
72 2026-08-15 11:09 639223889761312823
80 ms 172.67.147.201
71 2026-08-15 11:09 639223889761312823
80 ms 104.21.28.235
70 2026-08-15 10:53 639223880359273507
30 ms 104.21.28.235
69 2026-08-15 10:53 639223880359273507
30 ms 172.67.147.201
68 2026-08-15 10:38 639223870920466808
24 ms 104.21.28.235
67 2026-08-15 10:38 639223870920466808
24 ms 172.67.147.201
66 2026-08-15 10:22 639223861579762179
61 ms 172.67.147.201
65 2026-08-15 10:22 639223861579762179
61 ms 104.21.28.235
64 2026-08-15 10:07 639223852238616009
50 ms 104.21.28.235
63 2026-08-15 10:07 639223852238616009
50 ms 172.67.147.201
62 2026-08-15 09:51 639223843019815620
125 ms 104.21.28.235
61 2026-08-15 09:51 639223843019815620
125 ms 172.67.147.201
60 2026-08-15 09:36 639223833669915012
24 ms 172.67.147.201
59 2026-08-15 09:36 639223833669915012
24 ms 104.21.28.235
58 2026-08-15 09:20 639223824494613222
34 ms 172.67.147.201
57 2026-08-15 09:20 639223824494613222
34 ms 104.21.28.235
56 2026-08-15 09:05 639223815116325293
28 ms 172.67.147.201
55 2026-08-15 09:05 639223815116325293
28 ms 104.21.28.235
54 2026-08-15 08:49 639223805493870221
318 ms 172.67.147.201
53 2026-08-15 08:49 639223805493870221
318 ms 104.21.28.235
52 2026-08-15 07:57 639223774218660438
33 ms 104.21.28.235
51 2026-08-15 07:57 639223774218660438
33 ms 172.67.147.201
50 2026-08-15 07:41 639223764663090372
131 ms 172.67.147.201
49 2026-08-15 07:41 639223764663090372
131 ms 104.21.28.235
48 2026-08-15 07:25 639223755338811400
116 ms 104.21.28.235
47 2026-08-15 07:25 639223755338811400
116 ms 172.67.147.201
46 2026-08-15 07:10 639223746019193268
42 ms 104.21.28.235
45 2026-08-15 07:10 639223746019193268
42 ms 172.67.147.201
44 2026-08-15 06:54 639223736658778104
44 ms 104.21.28.235
43 2026-08-15 06:54 639223736658778104
44 ms 172.67.147.201
42 2026-08-15 06:38 639223727330194499
37 ms 172.67.147.201
41 2026-08-15 06:38 639223727330194499
37 ms 104.21.28.235
40 2026-08-15 06:23 639223717848514742
24 ms 172.67.147.201
39 2026-08-15 06:23 639223717848514742
24 ms 104.21.28.235
38 2026-08-15 06:07 639223708284754056
52 ms 104.21.28.235
37 2026-08-15 06:07 639223708284754056
52 ms 172.67.147.201
36 2026-08-15 05:51 639223699061259933
47 ms 172.67.147.201
35 2026-08-15 05:51 639223699061259933
47 ms 104.21.28.235
34 2026-08-15 05:35 639223689592545140
173 ms 104.21.28.235
33 2026-08-15 05:35 639223689592545140
173 ms 172.67.147.201
32 2026-08-15 05:20 639223680143410810
36 ms 104.21.28.235
31 2026-08-15 05:20 639223680143410810
36 ms 172.67.147.201
30 2026-08-15 05:04 639223670514517104
282 ms 104.21.28.235
29 2026-08-15 05:04 639223670514517104
282 ms 172.67.147.201
28 2026-08-15 04:11 639223638855054294
139 ms 172.67.147.201
27 2026-08-15 04:11 639223638855054294
139 ms 104.21.28.235
26 2026-08-15 03:56 639223629623335972
53 ms 104.21.28.235
25 2026-08-15 03:56 639223629623335972
53 ms 172.67.147.201
24 2026-08-15 03:40 639223620390189495
60 ms 172.67.147.201
23 2026-08-15 03:40 639223620390189495
60 ms 104.21.28.235
22 2026-08-15 03:24 639223610916950440
30 ms 172.67.147.201
21 2026-08-15 03:24 639223610916950440
30 ms 104.21.28.235
20 2026-08-15 03:09 639223601597759168
136 ms 104.21.28.235
19 2026-08-15 03:09 639223601597759168
136 ms 172.67.147.201
18 2026-08-15 02:53 639223592342172093
65 ms 172.67.147.201
17 2026-08-15 02:53 639223592342172093
65 ms 104.21.28.235
16 2026-08-15 02:38 639223583324121497
33 ms 172.67.147.201
15 2026-08-15 02:38 639223583324121497
33 ms 104.21.28.235
14 2026-08-15 02:23 639223574086714218
32 ms 104.21.28.235
13 2026-08-15 02:23 639223574086714218
32 ms 172.67.147.201
12 2026-08-15 02:07 639223564698424889
28 ms 104.21.28.235
11 2026-08-15 02:07 639223564698424889
28 ms 172.67.147.201
10 2026-08-15 01:52 639223555408664206
24 ms 104.21.28.235
9 2026-08-15 01:52 639223555408664206
24 ms 172.67.147.201
8 2026-08-15 01:36 639223546000912416
24 ms 172.67.147.201
7 2026-08-15 01:36 639223546000912416
24 ms 104.21.28.235
6 2026-08-15 01:20 639223536550774847
291 ms 172.67.147.201
5 2026-08-15 01:20 639223536550774847
291 ms 104.21.28.235
4 2026-08-15 00:28 639223505017205611
147 ms 104.21.28.235
3 2026-08-15 00:28 639223505017205611
147 ms 172.67.147.201
2 2026-08-15 00:12 639223495784410207
91 ms 104.21.28.235
1 2026-08-15 00:12 639223495784410207
91 ms 172.67.147.201