DNS response history for n4.libsyn.com

n4.libsyn.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 2026-08-10. For this date, NameServerHistory found 162 DNS check records, 160 successful responses, 2 failed responses, and 191 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 n4.libsyn.com.
Records on Selected Date

162

Historical checks stored for this nameserver on selected date

Average Latency

191 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

204.16.247.189

Most recently resolved hosting IP on selected date

Successful Responses

160

Checks that returned a measurable response

Failed Responses

2

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 n4.libsyn.com

Showing DNS history for 2026-08-10 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
162 2026-08-10 23:54 639220027366289509
21 ms 204.16.247.189
161 2026-08-10 23:54 639220027366289509
21 ms 204.16.247.190
160 2026-08-10 23:39 639220018272941900
39 ms 204.16.247.189
159 2026-08-10 23:39 639220018272941900
39 ms 204.16.247.190
158 2026-08-10 23:23 639220009109892969
32 ms 204.16.247.190
157 2026-08-10 23:23 639220009109892969
32 ms 204.16.247.189
156 2026-08-10 23:08 639220000040489788
377 ms 204.16.247.189
155 2026-08-10 23:08 639220000040489788
377 ms 204.16.247.190
154 2026-08-10 22:53 639219991197135747
26 ms 204.16.247.189
153 2026-08-10 22:53 639219991197135747
26 ms 204.16.247.190
152 2026-08-10 22:38 639219982104540014
30 ms 204.16.247.189
151 2026-08-10 22:38 639219982104540014
30 ms 204.16.247.190
150 2026-08-10 22:23 639219973150300215
2045 ms 204.16.247.190
149 2026-08-10 22:23 639219973150300215
2045 ms 204.16.247.189
148 2026-08-10 22:08 639219964188486697
454 ms 204.16.247.189
147 2026-08-10 22:08 639219964188486697
454 ms 204.16.247.190
146 2026-08-10 21:53 639219954995921784
51 ms 204.16.247.189
145 2026-08-10 21:53 639219954995921784
51 ms 204.16.247.190
144 2026-08-10 21:37 639219945559908104
56 ms 204.16.247.189
143 2026-08-10 21:37 639219945559908104
56 ms 204.16.247.190
142 2026-08-10 20:46 639219914137782273
241 ms 204.16.247.189
141 2026-08-10 20:46 639219914137782273
241 ms 204.16.247.190
140 2026-08-10 20:30 639219904858355064
25 ms 204.16.247.189
139 2026-08-10 20:30 639219904858355064
25 ms 204.16.247.190
138 2026-08-10 20:15 639219895655263396
20 ms 204.16.247.190
137 2026-08-10 20:15 639219895655263396
20 ms 204.16.247.189
136 2026-08-10 20:00 639219886527091074
16 ms 204.16.247.189
135 2026-08-10 20:00 639219886527091074
16 ms 204.16.247.190
134 2026-08-10 19:44 639219877343266628
86 ms 204.16.247.189
133 2026-08-10 19:44 639219877343266628
86 ms 204.16.247.190
132 2026-08-10 19:29 639219868177358195
79 ms 204.16.247.189
131 2026-08-10 19:29 639219868177358195
79 ms 204.16.247.190
130 2026-08-10 19:14 639219859159581515
33 ms 204.16.247.189
129 2026-08-10 19:14 639219859159581515
33 ms 204.16.247.190
128 2026-08-10 18:59 639219850124020182
28 ms 204.16.247.189
127 2026-08-10 18:59 639219850124020182
28 ms 204.16.247.190
126 2026-08-10 18:44 639219840940124840
43 ms 204.16.247.189
125 2026-08-10 18:44 639219840940124840
43 ms 204.16.247.190
124 2026-08-10 18:28 639219831829876486
18 ms 204.16.247.189
123 2026-08-10 18:28 639219831829876486
18 ms 204.16.247.190
122 2026-08-10 18:13 639219822587759143
408 ms 204.16.247.189
121 2026-08-10 18:13 639219822587759143
408 ms 204.16.247.190
120 2026-08-10 17:57 639219813247114428
6 ms 204.16.247.190
119 2026-08-10 17:57 639219813247114428
6 ms 204.16.247.189
118 2026-08-10 17:06 639219781959606396
195 ms 204.16.247.189
117 2026-08-10 17:06 639219781959606396
195 ms 204.16.247.190
116 2026-08-10 16:50 639219772658305431
98 ms 204.16.247.189
115 2026-08-10 16:50 639219772658305431
98 ms 204.16.247.190
114 2026-08-10 16:35 639219763454523027
114 ms 204.16.247.189
113 2026-08-10 16:35 639219763454523027
114 ms 204.16.247.190
112 2026-08-10 16:20 639219754279127815
128 ms 204.16.247.189
111 2026-08-10 16:20 639219754279127815
128 ms 204.16.247.190
110 2026-08-10 16:04 639219745087467767
37 ms 204.16.247.189
109 2026-08-10 16:04 639219745087467767
37 ms 204.16.247.190
108 2026-08-10 15:49 639219735900678107
87 ms 204.16.247.189
107 2026-08-10 15:49 639219735900678107
87 ms 204.16.247.190
106 2026-08-10 15:33 639219726531461979
23 ms 204.16.247.189
105 2026-08-10 15:33 639219726531461979
23 ms 204.16.247.190
104 2026-08-10 15:18 639219717415222156
53 ms 204.16.247.189
103 2026-08-10 15:18 639219717415222156
53 ms 204.16.247.190
102 2026-08-10 15:03 639219708266470863
67 ms 204.16.247.189
101 2026-08-10 15:03 639219708266470863
67 ms 204.16.247.190
100 2026-08-10 14:48 639219699049479559
289 ms 204.16.247.189
99 2026-08-10 14:48 639219699049479559
289 ms 204.16.247.190
98 2026-08-10 14:32 639219689775815194
53 ms 204.16.247.189
97 2026-08-10 14:32 639219689775815194
53 ms 204.16.247.190
96 2026-08-10 14:17 639219680511810632
127 ms 204.16.247.189
95 2026-08-10 14:17 639219680511810632
127 ms 204.16.247.190
94 2026-08-10 13:25 639219648997191257
48 ms 204.16.247.189
93 2026-08-10 13:25 639219648997191257
48 ms 204.16.247.190
92 2026-08-10 13:09 639219639938909436
4 ms 204.16.247.190
91 2026-08-10 13:09 639219639938909436
4 ms 204.16.247.189
90 2026-08-10 12:54 639219630718286441
28 ms 204.16.247.189
89 2026-08-10 12:54 639219630718286441
28 ms 204.16.247.190
88 2026-08-10 12:39 639219621472350410
58 ms 204.16.247.189
87 2026-08-10 12:39 639219621472350410
58 ms 204.16.247.190
86 2026-08-10 12:24 639219612500421992
39 ms 204.16.247.189
85 2026-08-10 12:24 639219612500421992
39 ms 204.16.247.190
84 2026-08-10 12:08 639219603383833445
35 ms 204.16.247.189
83 2026-08-10 12:08 639219603383833445
35 ms 204.16.247.190
82 2026-08-10 11:53 639219594143823358
6 ms 204.16.247.190
81 2026-08-10 11:53 639219594143823358
6 ms 204.16.247.189
80 2026-08-10 11:38 639219585053166024
35 ms 204.16.247.189
79 2026-08-10 11:38 639219585053166024
35 ms 204.16.247.190
78 2026-08-10 11:23 639219575885776644
17 ms 204.16.247.189
77 2026-08-10 11:23 639219575885776644
17 ms 204.16.247.190
76 2026-08-10 11:08 639219566844532361
2043 ms 204.16.247.189
75 2026-08-10 11:08 639219566844532361
2043 ms 204.16.247.190
74 2026-08-10 10:52 639219557705808294
28 ms 204.16.247.190
73 2026-08-10 10:52 639219557705808294
28 ms 204.16.247.189
72 2026-08-10 10:37 639219548482688649
49 ms 204.16.247.189
71 2026-08-10 10:37 639219548482688649
49 ms 204.16.247.190
70 2026-08-10 09:44 639219517492763539
-
69 2026-08-10 09:29 639219508755773605
36 ms 204.16.247.190
68 2026-08-10 09:29 639219508755773605
36 ms 204.16.247.189
67 2026-08-10 09:15 639219499852103863
13 ms 204.16.247.189
66 2026-08-10 09:15 639219499852103863
13 ms 204.16.247.190
65 2026-08-10 09:00 639219490893714387
21 ms 204.16.247.189
64 2026-08-10 09:00 639219490893714387
21 ms 204.16.247.190
63 2026-08-10 08:45 639219482299305521
10 ms 204.16.247.189
62 2026-08-10 08:45 639219482299305521
10 ms 204.16.247.190
61 2026-08-10 08:31 639219473613114853
2057 ms 204.16.247.190
60 2026-08-10 08:31 639219473613114853
2057 ms 204.16.247.189
59 2026-08-10 08:17 639219465061138643
56 ms 204.16.247.189
58 2026-08-10 08:17 639219465061138643
56 ms 204.16.247.190
57 2026-08-10 08:02 639219456616129015
59 ms 204.16.247.189
56 2026-08-10 08:02 639219456616129015
59 ms 204.16.247.190
55 2026-08-10 07:48 639219447974008557
21 ms 204.16.247.189
54 2026-08-10 07:48 639219447974008557
21 ms 204.16.247.190
53 2026-08-10 07:34 639219439498255213
22 ms 204.16.247.189
52 2026-08-10 07:34 639219439498255213
22 ms 204.16.247.190
51 2026-08-10 07:19 639219430664872256
2042 ms 204.16.247.190
50 2026-08-10 07:19 639219430664872256
2042 ms 204.16.247.189
49 2026-08-10 07:04 639219421757560037
54 ms 204.16.247.189
48 2026-08-10 07:04 639219421757560037
54 ms 204.16.247.190
47 2026-08-10 06:12 639219390773218684
72 ms 204.16.247.189
46 2026-08-10 06:12 639219390773218684
72 ms 204.16.247.190
45 2026-08-10 05:58 639219382205367722
-
44 2026-08-10 05:43 639219373711937615
38 ms 204.16.247.189
43 2026-08-10 05:43 639219373711937615
38 ms 204.16.247.190
42 2026-08-10 05:29 639219365088558404
19 ms 204.16.247.189
41 2026-08-10 05:29 639219365088558404
19 ms 204.16.247.190
40 2026-08-10 05:15 639219356348833255
2024 ms 204.16.247.189
39 2026-08-10 05:15 639219356348833255
2024 ms 204.16.247.190
38 2026-08-10 05:00 639219347860053478
33 ms 204.16.247.190
37 2026-08-10 05:00 639219347860053478
33 ms 204.16.247.189
36 2026-08-10 04:46 639219339173195121
36 ms 204.16.247.189
35 2026-08-10 04:46 639219339173195121
36 ms 204.16.247.190
34 2026-08-10 04:32 639219330642664669
370 ms 204.16.247.189
33 2026-08-10 04:32 639219330642664669
370 ms 204.16.247.190
32 2026-08-10 04:17 639219322058698995
46 ms 204.16.247.189
31 2026-08-10 04:17 639219322058698995
46 ms 204.16.247.190
30 2026-08-10 04:03 639219313564344199
18 ms 204.16.247.190
29 2026-08-10 04:03 639219313564344199
18 ms 204.16.247.189
28 2026-08-10 03:48 639219304775113236
84 ms 204.16.247.189
27 2026-08-10 03:48 639219304775113236
84 ms 204.16.247.190
26 2026-08-10 03:33 639219295706181119
9 ms 204.16.247.189
25 2026-08-10 03:33 639219295706181119
9 ms 204.16.247.190
24 2026-08-10 02:42 639219264663923254
39 ms 204.16.247.189
23 2026-08-10 02:42 639219264663923254
39 ms 204.16.247.190
22 2026-08-10 02:28 639219256015178099
62 ms 204.16.247.190
21 2026-08-10 02:28 639219256015178099
62 ms 204.16.247.189
20 2026-08-10 02:14 639219247509540188
27 ms 204.16.247.189
19 2026-08-10 02:14 639219247509540188
27 ms 204.16.247.190
18 2026-08-10 02:00 639219238999539092
27 ms 204.16.247.189
17 2026-08-10 02:00 639219238999539092
27 ms 204.16.247.190
16 2026-08-10 01:45 639219230498823902
22 ms 204.16.247.189
15 2026-08-10 01:45 639219230498823902
22 ms 204.16.247.190
14 2026-08-10 01:31 639219221706460911
43 ms 204.16.247.189
13 2026-08-10 01:31 639219221706460911
43 ms 204.16.247.190
12 2026-08-10 01:16 639219212930606887
23 ms 204.16.247.190
11 2026-08-10 01:16 639219212930606887
23 ms 204.16.247.189
10 2026-08-10 01:02 639219204307908525
29 ms 204.16.247.189
9 2026-08-10 01:02 639219204307908525
29 ms 204.16.247.190
8 2026-08-10 00:47 639219195720181470
18 ms 204.16.247.189
7 2026-08-10 00:47 639219195720181470
18 ms 204.16.247.190
6 2026-08-10 00:33 639219186898174002
27 ms 204.16.247.189
5 2026-08-10 00:33 639219186898174002
27 ms 204.16.247.190
4 2026-08-10 00:18 639219178004946976
32 ms 204.16.247.189
3 2026-08-10 00:18 639219178004946976
32 ms 204.16.247.190
2 2026-08-10 00:03 639219168958805474
22 ms 204.16.247.189
1 2026-08-10 00:03 639219168958805474
22 ms 204.16.247.190