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 2026-08-20. For this date, NameServerHistory found 113 DNS check records, 112 successful responses, 1 failed responses, and 129 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

113

Historical checks stored for this nameserver on selected date

Average Latency

129 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.67.147.201

Most recently resolved hosting IP on selected date

Successful Responses

112

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 ns4.librahost.com

Showing DNS history for 2026-08-20 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
113 2026-08-20 23:57 639228670775860800
12 ms 172.67.147.201
112 2026-08-20 23:57 639228670775860800
12 ms 104.21.28.235
111 2026-08-20 23:06 639228639850033448
37 ms 104.21.28.235
110 2026-08-20 23:06 639228639850033448
37 ms 172.67.147.201
109 2026-08-20 22:50 639228630204271870
35 ms 172.67.147.201
108 2026-08-20 22:50 639228630204271870
35 ms 104.21.28.235
107 2026-08-20 22:33 639228620295091135
63 ms 172.67.147.201
106 2026-08-20 22:33 639228620295091135
63 ms 104.21.28.235
105 2026-08-20 22:17 639228610298336915
419 ms 104.21.28.235
104 2026-08-20 22:17 639228610298336915
419 ms 172.67.147.201
103 2026-08-20 21:24 639228578917047616
-
102 2026-08-20 21:08 639228569046445709
15 ms 104.21.28.235
101 2026-08-20 21:08 639228569046445709
15 ms 172.67.147.201
100 2026-08-20 20:51 639228558946830986
205 ms 172.67.147.201
99 2026-08-20 20:51 639228558946830986
205 ms 104.21.28.235
98 2026-08-20 20:34 639228548977359217
26 ms 104.21.28.235
97 2026-08-20 20:34 639228548977359217
26 ms 172.67.147.201
96 2026-08-20 19:42 639228517494157668
26 ms 104.21.28.235
95 2026-08-20 19:42 639228517494157668
26 ms 172.67.147.201
94 2026-08-20 19:25 639228507374116892
88 ms 104.21.28.235
93 2026-08-20 19:25 639228507374116892
88 ms 172.67.147.201
92 2026-08-20 19:08 639228497315154893
59 ms 104.21.28.235
91 2026-08-20 19:08 639228497315154893
59 ms 172.67.147.201
90 2026-08-20 18:52 639228487287648341
2029 ms 104.21.28.235
89 2026-08-20 18:52 639228487287648341
2029 ms 172.67.147.201
88 2026-08-20 17:59 639228455828123788
17 ms 172.67.147.201
87 2026-08-20 17:59 639228455828123788
17 ms 104.21.28.235
86 2026-08-20 17:43 639228445900082244
32 ms 172.67.147.201
85 2026-08-20 17:43 639228445900082244
32 ms 104.21.28.235
84 2026-08-20 17:26 639228435866352323
25 ms 104.21.28.235
83 2026-08-20 17:26 639228435866352323
25 ms 172.67.147.201
82 2026-08-20 17:09 639228425802273151
233 ms 172.67.147.201
81 2026-08-20 17:09 639228425802273151
233 ms 104.21.28.235
80 2026-08-20 16:16 639228393616324230
21 ms 172.67.147.201
79 2026-08-20 16:16 639228393616324230
21 ms 104.21.28.235
78 2026-08-20 15:59 639228383590408693
142 ms 104.21.28.235
77 2026-08-20 15:59 639228383590408693
142 ms 172.67.147.201
76 2026-08-20 15:42 639228373471467474
31 ms 172.67.147.201
75 2026-08-20 15:42 639228373471467474
31 ms 104.21.28.235
74 2026-08-20 15:25 639228363426647311
31 ms 104.21.28.235
73 2026-08-20 15:25 639228363426647311
31 ms 172.67.147.201
72 2026-08-20 14:32 639228331681701910
43 ms 172.67.147.201
71 2026-08-20 14:32 639228331681701910
43 ms 104.21.28.235
70 2026-08-20 14:16 639228321714746824
183 ms 104.21.28.235
69 2026-08-20 14:16 639228321714746824
183 ms 172.67.147.201
68 2026-08-20 13:59 639228311652090262
39 ms 172.67.147.201
67 2026-08-20 13:59 639228311652090262
39 ms 104.21.28.235
66 2026-08-20 13:42 639228301670088587
44 ms 172.67.147.201
65 2026-08-20 13:42 639228301670088587
44 ms 104.21.28.235
64 2026-08-20 12:49 639228269987976710
68 ms 104.21.28.235
63 2026-08-20 12:49 639228269987976710
68 ms 172.67.147.201
62 2026-08-20 12:33 639228260009452308
72 ms 172.67.147.201
61 2026-08-20 12:33 639228260009452308
72 ms 104.21.28.235
60 2026-08-20 12:16 639228249661740894
43 ms 104.21.28.235
59 2026-08-20 12:16 639228249661740894
43 ms 172.67.147.201
58 2026-08-20 11:59 639228239552680346
350 ms 104.21.28.235
57 2026-08-20 11:59 639228239552680346
350 ms 172.67.147.201
56 2026-08-20 11:06 639228207667580819
41 ms 172.67.147.201
55 2026-08-20 11:06 639228207667580819
41 ms 104.21.28.235
54 2026-08-20 10:49 639228197494011560
172 ms 172.67.147.201
53 2026-08-20 10:49 639228197494011560
172 ms 104.21.28.235
52 2026-08-20 10:32 639228187497039939
127 ms 104.21.28.235
51 2026-08-20 10:32 639228187497039939
127 ms 172.67.147.201
50 2026-08-20 10:15 639228177408432646
27 ms 104.21.28.235
49 2026-08-20 10:15 639228177408432646
27 ms 172.67.147.201
48 2026-08-20 09:23 639228146356166262
56 ms 104.21.28.235
47 2026-08-20 09:23 639228146356166262
56 ms 172.67.147.201
46 2026-08-20 09:07 639228136541505712
132 ms 104.21.28.235
45 2026-08-20 09:07 639228136541505712
132 ms 172.67.147.201
44 2026-08-20 08:50 639228126519136598
86 ms 104.21.28.235
43 2026-08-20 08:50 639228126519136598
86 ms 172.67.147.201
42 2026-08-20 08:34 639228116537148885
139 ms 172.67.147.201
41 2026-08-20 08:34 639228116537148885
139 ms 104.21.28.235
40 2026-08-20 07:42 639228085320764351
202 ms 104.21.28.235
39 2026-08-20 07:42 639228085320764351
202 ms 172.67.147.201
38 2026-08-20 07:25 639228075444604839
12 ms 104.21.28.235
37 2026-08-20 07:25 639228075444604839
12 ms 172.67.147.201
36 2026-08-20 07:09 639228065615498985
38 ms 104.21.28.235
35 2026-08-20 07:09 639228065615498985
38 ms 172.67.147.201
34 2026-08-20 06:52 639228055675321422
312 ms 104.21.28.235
33 2026-08-20 06:52 639228055675321422
312 ms 172.67.147.201
32 2026-08-20 06:00 639228024230839396
62 ms 172.67.147.201
31 2026-08-20 06:00 639228024230839396
62 ms 104.21.28.235
30 2026-08-20 05:44 639228014720406505
38 ms 104.21.28.235
29 2026-08-20 05:44 639228014720406505
38 ms 172.67.147.201
28 2026-08-20 05:28 639228004930827030
24 ms 172.67.147.201
27 2026-08-20 05:28 639228004930827030
24 ms 104.21.28.235
26 2026-08-20 05:11 639227995103340154
27 ms 104.21.28.235
25 2026-08-20 05:11 639227995103340154
27 ms 172.67.147.201
24 2026-08-20 04:19 639227963811374894
33 ms 104.21.28.235
23 2026-08-20 04:19 639227963811374894
33 ms 172.67.147.201
22 2026-08-20 04:03 639227954132571365
93 ms 172.67.147.201
21 2026-08-20 04:03 639227954132571365
93 ms 104.21.28.235
20 2026-08-20 03:47 639227944541208342
178 ms 104.21.28.235
19 2026-08-20 03:47 639227944541208342
178 ms 172.67.147.201
18 2026-08-20 03:31 639227934657213484
23 ms 104.21.28.235
17 2026-08-20 03:31 639227934657213484
23 ms 172.67.147.201
16 2026-08-20 02:39 639227903628145469
115 ms 172.67.147.201
15 2026-08-20 02:39 639227903628145469
115 ms 104.21.28.235
14 2026-08-20 02:23 639227893995483475
31 ms 172.67.147.201
13 2026-08-20 02:23 639227893995483475
31 ms 104.21.28.235
12 2026-08-20 02:07 639227884280244209
19 ms 104.21.28.235
11 2026-08-20 02:07 639227884280244209
19 ms 172.67.147.201
10 2026-08-20 01:50 639227874371147132
267 ms 172.67.147.201
9 2026-08-20 01:50 639227874371147132
267 ms 104.21.28.235
8 2026-08-20 00:58 639227843224256432
71 ms 172.67.147.201
7 2026-08-20 00:58 639227843224256432
71 ms 104.21.28.235
6 2026-08-20 00:42 639227833720403506
284 ms 104.21.28.235
5 2026-08-20 00:42 639227833720403506
284 ms 172.67.147.201
4 2026-08-20 00:26 639227824170728278
154 ms 172.67.147.201
3 2026-08-20 00:26 639227824170728278
154 ms 104.21.28.235
2 2026-08-20 00:11 639227814865867570
83 ms 172.67.147.201
1 2026-08-20 00:11 639227814865867570
83 ms 104.21.28.235