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 2026-08-14. For this date, NameServerHistory found 155 DNS check records, 154 successful responses, 1 failed responses, and 341 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

155

Historical checks stored for this nameserver on selected date

Average Latency

341 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:58

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

154

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 n4.libsyn.com

Showing DNS history for 2026-08-14 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
155 2026-08-14 23:58 639223486524583054
21 ms 204.16.247.189
154 2026-08-14 23:58 639223486524583054
21 ms 204.16.247.190
153 2026-08-14 23:43 639223477272309567
21 ms 204.16.247.189
152 2026-08-14 23:43 639223477272309567
21 ms 204.16.247.190
151 2026-08-14 23:27 639223467876800215
11 ms 204.16.247.189
150 2026-08-14 23:27 639223467876800215
11 ms 204.16.247.190
149 2026-08-14 23:12 639223458466733344
30 ms 204.16.247.189
148 2026-08-14 23:12 639223458466733344
30 ms 204.16.247.190
147 2026-08-14 22:56 639223449196197019
2022 ms 204.16.247.190
146 2026-08-14 22:56 639223449196197019
2022 ms 204.16.247.189
145 2026-08-14 22:41 639223439729973302
24 ms 204.16.247.189
144 2026-08-14 22:41 639223439729973302
24 ms 204.16.247.190
143 2026-08-14 22:25 639223430298973377
12 ms 204.16.247.189
142 2026-08-14 22:25 639223430298973377
12 ms 204.16.247.190
141 2026-08-14 22:09 639223420812183061
2038 ms 204.16.247.189
140 2026-08-14 22:09 639223420812183061
2038 ms 204.16.247.190
139 2026-08-14 21:53 639223411307572360
2044 ms 204.16.247.190
138 2026-08-14 21:53 639223411307572360
2044 ms 204.16.247.189
137 2026-08-14 21:37 639223401895099116
29 ms 204.16.247.189
136 2026-08-14 21:37 639223401895099116
29 ms 204.16.247.190
135 2026-08-14 20:45 639223370328282191
2036 ms 204.16.247.189
134 2026-08-14 20:45 639223370328282191
2036 ms 204.16.247.190
133 2026-08-14 20:29 639223361156898888
27 ms 204.16.247.189
132 2026-08-14 20:29 639223361156898888
27 ms 204.16.247.190
131 2026-08-14 20:14 639223351683501109
2309 ms 204.16.247.190
130 2026-08-14 20:14 639223351683501109
2309 ms 204.16.247.189
129 2026-08-14 19:58 639223342485908428
29 ms 204.16.247.189
128 2026-08-14 19:58 639223342485908428
29 ms 204.16.247.190
127 2026-08-14 19:43 639223333113923772
30 ms 204.16.247.190
126 2026-08-14 19:43 639223333113923772
30 ms 204.16.247.189
125 2026-08-14 19:27 639223323766820131
58 ms 204.16.247.189
124 2026-08-14 19:27 639223323766820131
58 ms 204.16.247.190
123 2026-08-14 19:12 639223314500774279
246 ms 204.16.247.189
122 2026-08-14 19:12 639223314500774279
246 ms 204.16.247.190
121 2026-08-14 18:56 639223305225877159
15 ms 204.16.247.189
120 2026-08-14 18:56 639223305225877159
15 ms 204.16.247.190
119 2026-08-14 18:41 639223295834845965
279 ms 204.16.247.189
118 2026-08-14 18:41 639223295834845965
279 ms 204.16.247.190
117 2026-08-14 18:25 639223286312006616
33 ms 204.16.247.189
116 2026-08-14 18:25 639223286312006616
33 ms 204.16.247.190
115 2026-08-14 18:09 639223276659010988
50 ms 204.16.247.189
114 2026-08-14 18:09 639223276659010988
50 ms 204.16.247.190
113 2026-08-14 17:53 639223267203892251
37 ms 204.16.247.190
112 2026-08-14 17:53 639223267203892251
37 ms 204.16.247.189
111 2026-08-14 17:00 639223235652723921
18 ms 204.16.247.190
110 2026-08-14 17:00 639223235652723921
18 ms 204.16.247.189
109 2026-08-14 16:44 639223226156684619
22 ms 204.16.247.189
108 2026-08-14 16:44 639223226156684619
22 ms 204.16.247.190
107 2026-08-14 16:29 639223216737677817
22 ms 204.16.247.189
106 2026-08-14 16:29 639223216737677817
22 ms 204.16.247.190
105 2026-08-14 16:13 639223207303987036
20 ms 204.16.247.190
104 2026-08-14 16:13 639223207303987036
20 ms 204.16.247.189
103 2026-08-14 15:57 639223197972369650
2027 ms 204.16.247.189
102 2026-08-14 15:57 639223197972369650
2027 ms 204.16.247.190
101 2026-08-14 15:42 639223188476518684
51 ms 204.16.247.189
100 2026-08-14 15:42 639223188476518684
51 ms 204.16.247.190
99 2026-08-14 15:26 639223179029668254
21 ms 204.16.247.189
98 2026-08-14 15:26 639223179029668254
21 ms 204.16.247.190
97 2026-08-14 15:10 639223169668684371
10 ms 204.16.247.189
96 2026-08-14 15:10 639223169668684371
10 ms 204.16.247.190
95 2026-08-14 14:55 639223160270013058
11 ms 204.16.247.189
94 2026-08-14 14:55 639223160270013058
11 ms 204.16.247.190
93 2026-08-14 14:39 639223150848386507
19 ms 204.16.247.189
92 2026-08-14 14:39 639223150848386507
19 ms 204.16.247.190
91 2026-08-14 14:23 639223141514160124
19 ms 204.16.247.190
90 2026-08-14 14:23 639223141514160124
19 ms 204.16.247.189
89 2026-08-14 14:07 639223131908897269
19 ms 204.16.247.189
88 2026-08-14 14:07 639223131908897269
19 ms 204.16.247.190
87 2026-08-14 13:14 639223100084750932
27 ms 204.16.247.189
86 2026-08-14 13:14 639223100084750932
27 ms 204.16.247.190
85 2026-08-14 12:58 639223090744921973
20 ms 204.16.247.189
84 2026-08-14 12:58 639223090744921973
20 ms 204.16.247.190
83 2026-08-14 12:43 639223081343134137
19 ms 204.16.247.190
82 2026-08-14 12:43 639223081343134137
19 ms 204.16.247.189
81 2026-08-14 12:27 639223071917003603
19 ms 204.16.247.190
80 2026-08-14 12:27 639223071917003603
19 ms 204.16.247.189
79 2026-08-14 12:11 639223062407395043
30 ms 204.16.247.189
78 2026-08-14 12:11 639223062407395043
30 ms 204.16.247.190
77 2026-08-14 11:55 639223052970600447
257 ms 204.16.247.189
76 2026-08-14 11:55 639223052970600447
257 ms 204.16.247.190
75 2026-08-14 11:40 639223043584242187
270 ms 204.16.247.189
74 2026-08-14 11:40 639223043584242187
270 ms 204.16.247.190
73 2026-08-14 11:24 639223034248611856
28 ms 204.16.247.189
72 2026-08-14 11:24 639223034248611856
28 ms 204.16.247.190
71 2026-08-14 11:08 639223024816175094
44 ms 204.16.247.189
70 2026-08-14 11:08 639223024816175094
44 ms 204.16.247.190
69 2026-08-14 10:53 639223015278211871
-
68 2026-08-14 10:36 639223005387568522
24 ms 204.16.247.189
67 2026-08-14 10:36 639223005387568522
24 ms 204.16.247.190
66 2026-08-14 10:20 639222995944735037
4031 ms 204.16.247.190
65 2026-08-14 10:20 639222995944735037
4031 ms 204.16.247.189
64 2026-08-14 09:28 639222964532402826
2048 ms 204.16.247.190
63 2026-08-14 09:28 639222964532402826
2048 ms 204.16.247.189
62 2026-08-14 09:12 639222955031971579
13 ms 204.16.247.189
61 2026-08-14 09:12 639222955031971579
13 ms 204.16.247.190
60 2026-08-14 08:56 639222945616352079
19 ms 204.16.247.190
59 2026-08-14 08:56 639222945616352079
19 ms 204.16.247.189
58 2026-08-14 08:41 639222936296615644
54 ms 204.16.247.189
57 2026-08-14 08:41 639222936296615644
54 ms 204.16.247.190
56 2026-08-14 08:25 639222926913151746
392 ms 204.16.247.189
55 2026-08-14 08:25 639222926913151746
392 ms 204.16.247.190
54 2026-08-14 08:10 639222917608375722
24 ms 204.16.247.189
53 2026-08-14 08:10 639222917608375722
24 ms 204.16.247.190
52 2026-08-14 07:54 639222908294448500
25 ms 204.16.247.189
51 2026-08-14 07:54 639222908294448500
25 ms 204.16.247.190
50 2026-08-14 07:39 639222898918389753
33 ms 204.16.247.189
49 2026-08-14 07:39 639222898918389753
33 ms 204.16.247.190
48 2026-08-14 07:23 639222889625876211
279 ms 204.16.247.189
47 2026-08-14 07:23 639222889625876211
279 ms 204.16.247.190
46 2026-08-14 07:08 639222880353707528
10 ms 204.16.247.189
45 2026-08-14 07:08 639222880353707528
10 ms 204.16.247.190
44 2026-08-14 06:52 639222871065611259
27 ms 204.16.247.189
43 2026-08-14 06:52 639222871065611259
27 ms 204.16.247.190
42 2026-08-14 06:36 639222861517093112
20 ms 204.16.247.189
41 2026-08-14 06:36 639222861517093112
20 ms 204.16.247.190
40 2026-08-14 05:44 639222830182717637
29 ms 204.16.247.189
39 2026-08-14 05:44 639222830182717637
29 ms 204.16.247.190
38 2026-08-14 05:28 639222820714737422
20 ms 204.16.247.189
37 2026-08-14 05:28 639222820714737422
20 ms 204.16.247.190
36 2026-08-14 05:13 639222811404284741
23 ms 204.16.247.189
35 2026-08-14 05:13 639222811404284741
23 ms 204.16.247.190
34 2026-08-14 04:57 639222801994952240
24 ms 204.16.247.189
33 2026-08-14 04:57 639222801994952240
24 ms 204.16.247.190
32 2026-08-14 04:42 639222792581940911
17 ms 204.16.247.189
31 2026-08-14 04:42 639222792581940911
17 ms 204.16.247.190
30 2026-08-14 04:26 639222783296631220
78 ms 204.16.247.189
29 2026-08-14 04:26 639222783296631220
78 ms 204.16.247.190
28 2026-08-14 04:10 639222773909528001
25 ms 204.16.247.189
27 2026-08-14 04:10 639222773909528001
25 ms 204.16.247.190
26 2026-08-14 03:55 639222764574707991
21 ms 204.16.247.190
25 2026-08-14 03:55 639222764574707991
21 ms 204.16.247.189
24 2026-08-14 03:39 639222754982758281
289 ms 204.16.247.189
23 2026-08-14 03:39 639222754982758281
289 ms 204.16.247.190
22 2026-08-14 03:23 639222745650144239
11 ms 204.16.247.189
21 2026-08-14 03:23 639222745650144239
11 ms 204.16.247.190
20 2026-08-14 03:07 639222736060223018
19 ms 204.16.247.189
19 2026-08-14 03:07 639222736060223018
19 ms 204.16.247.190
18 2026-08-14 02:52 639222726529271510
28 ms 204.16.247.189
17 2026-08-14 02:52 639222726529271510
28 ms 204.16.247.190
16 2026-08-14 01:58 639222694791257846
52 ms 204.16.247.189
15 2026-08-14 01:58 639222694791257846
52 ms 204.16.247.190
14 2026-08-14 01:43 639222685350317820
30 ms 204.16.247.189
13 2026-08-14 01:43 639222685350317820
30 ms 204.16.247.190
12 2026-08-14 01:27 639222675895178560
2039 ms 204.16.247.189
11 2026-08-14 01:27 639222675895178560
2039 ms 204.16.247.190
10 2026-08-14 01:11 639222666344182743
54 ms 204.16.247.189
9 2026-08-14 01:11 639222666344182743
54 ms 204.16.247.190
8 2026-08-14 00:55 639222656762316965
24 ms 204.16.247.189
7 2026-08-14 00:55 639222656762316965
24 ms 204.16.247.190
6 2026-08-14 00:39 639222647109404695
19 ms 204.16.247.189
5 2026-08-14 00:39 639222647109404695
19 ms 204.16.247.190
4 2026-08-14 00:23 639222637659944389
47 ms 204.16.247.189
3 2026-08-14 00:23 639222637659944389
47 ms 204.16.247.190
2 2026-08-14 00:07 639222628151417313
2026 ms 204.16.247.190
1 2026-08-14 00:07 639222628151417313
2026 ms 204.16.247.189