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 2026-08-09. For this date, NameServerHistory found 153 DNS check records, 152 successful responses, 1 failed responses, and 193 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

153

Historical checks stored for this nameserver on selected date

Average Latency

193 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:11

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

152

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 2026-08-09 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
153 2026-08-09 23:11 639219137912168440
18 ms 204.16.247.189
152 2026-08-09 23:11 639219137912168440
18 ms 204.16.247.190
151 2026-08-09 22:57 639219129014206359
50 ms 204.16.247.189
150 2026-08-09 22:57 639219129014206359
50 ms 204.16.247.190
149 2026-08-09 22:42 639219120129816185
27 ms 204.16.247.189
148 2026-08-09 22:42 639219120129816185
27 ms 204.16.247.190
147 2026-08-09 22:27 639219111180200055
19 ms 204.16.247.189
146 2026-08-09 22:27 639219111180200055
19 ms 204.16.247.190
145 2026-08-09 22:12 639219102397272208
2021 ms 204.16.247.190
144 2026-08-09 22:12 639219102397272208
2021 ms 204.16.247.189
143 2026-08-09 21:57 639219093318422880
26 ms 204.16.247.189
142 2026-08-09 21:57 639219093318422880
26 ms 204.16.247.190
141 2026-08-09 21:42 639219084400315753
49 ms 204.16.247.189
140 2026-08-09 21:42 639219084400315753
49 ms 204.16.247.190
139 2026-08-09 21:27 639219075254551587
18 ms 204.16.247.190
138 2026-08-09 21:27 639219075254551587
18 ms 204.16.247.189
137 2026-08-09 21:11 639219065729192158
13 ms 204.16.247.189
136 2026-08-09 21:11 639219065729192158
13 ms 204.16.247.190
135 2026-08-09 20:56 639219056747802098
48 ms 204.16.247.190
134 2026-08-09 20:56 639219056747802098
48 ms 204.16.247.189
133 2026-08-09 20:41 639219047713450952
22 ms 204.16.247.189
132 2026-08-09 20:41 639219047713450952
22 ms 204.16.247.190
131 2026-08-09 20:26 639219038561445315
15 ms 204.16.247.190
130 2026-08-09 20:26 639219038561445315
15 ms 204.16.247.189
129 2026-08-09 19:34 639219007390383771
46 ms 204.16.247.189
128 2026-08-09 19:34 639219007390383771
46 ms 204.16.247.190
127 2026-08-09 19:19 639218998523265596
50 ms 204.16.247.190
126 2026-08-09 19:19 639218998523265596
50 ms 204.16.247.189
125 2026-08-09 19:04 639218989631630804
35 ms 204.16.247.189
124 2026-08-09 19:04 639218989631630804
35 ms 204.16.247.190
123 2026-08-09 18:50 639218980808450892
28 ms 204.16.247.190
122 2026-08-09 18:50 639218980808450892
28 ms 204.16.247.189
121 2026-08-09 18:35 639218971852160604
3 ms 204.16.247.189
120 2026-08-09 18:35 639218971852160604
3 ms 204.16.247.190
119 2026-08-09 18:20 639218962783650906
277 ms 204.16.247.190
118 2026-08-09 18:20 639218962783650906
277 ms 204.16.247.189
117 2026-08-09 18:05 639218953792820819
26 ms 204.16.247.189
116 2026-08-09 18:05 639218953792820819
26 ms 204.16.247.190
115 2026-08-09 17:50 639218944959692876
19 ms 204.16.247.189
114 2026-08-09 17:50 639218944959692876
19 ms 204.16.247.190
113 2026-08-09 17:35 639218936169104506
2044 ms 204.16.247.190
112 2026-08-09 17:35 639218936169104506
2044 ms 204.16.247.189
111 2026-08-09 17:20 639218927166062556
36 ms 204.16.247.190
110 2026-08-09 17:20 639218927166062556
36 ms 204.16.247.189
109 2026-08-09 17:05 639218918015715420
28 ms 204.16.247.189
108 2026-08-09 17:05 639218918015715420
28 ms 204.16.247.190
107 2026-08-09 16:50 639218908881852638
48 ms 204.16.247.189
106 2026-08-09 16:50 639218908881852638
48 ms 204.16.247.190
105 2026-08-09 15:59 639218877956262035
31 ms 204.16.247.190
104 2026-08-09 15:59 639218877956262035
31 ms 204.16.247.189
103 2026-08-09 15:44 639218869143729797
68 ms 204.16.247.189
102 2026-08-09 15:44 639218869143729797
68 ms 204.16.247.190
101 2026-08-09 15:30 639218860485298832
19 ms 204.16.247.190
100 2026-08-09 15:30 639218860485298832
19 ms 204.16.247.189
99 2026-08-09 15:15 639218851607906747
39 ms 204.16.247.189
98 2026-08-09 15:15 639218851607906747
39 ms 204.16.247.190
97 2026-08-09 15:00 639218842720839568
48 ms 204.16.247.189
96 2026-08-09 15:00 639218842720839568
48 ms 204.16.247.190
95 2026-08-09 14:46 639218833878788864
23 ms 204.16.247.189
94 2026-08-09 14:46 639218833878788864
23 ms 204.16.247.190
93 2026-08-09 14:31 639218825180862573
22 ms 204.16.247.190
92 2026-08-09 14:31 639218825180862573
22 ms 204.16.247.189
91 2026-08-09 14:16 639218816469621951
27 ms 204.16.247.189
90 2026-08-09 14:16 639218816469621951
27 ms 204.16.247.190
89 2026-08-09 14:02 639218807685036212
374 ms 204.16.247.189
88 2026-08-09 14:02 639218807685036212
374 ms 204.16.247.190
87 2026-08-09 13:47 639218798978271509
8 ms 204.16.247.190
86 2026-08-09 13:47 639218798978271509
8 ms 204.16.247.189
85 2026-08-09 13:33 639218790065423597
11 ms 204.16.247.189
84 2026-08-09 13:33 639218790065423597
11 ms 204.16.247.190
83 2026-08-09 13:18 639218781304584862
11 ms 204.16.247.189
82 2026-08-09 13:18 639218781304584862
11 ms 204.16.247.190
81 2026-08-09 12:25 639218750311179000
34 ms 204.16.247.189
80 2026-08-09 12:25 639218750311179000
34 ms 204.16.247.190
79 2026-08-09 12:11 639218741750420268
3 ms 204.16.247.189
78 2026-08-09 12:11 639218741750420268
3 ms 204.16.247.190
77 2026-08-09 11:56 639218733057535576
34 ms 204.16.247.189
76 2026-08-09 11:56 639218733057535576
34 ms 204.16.247.190
75 2026-08-09 11:42 639218724471329044
30 ms 204.16.247.190
74 2026-08-09 11:42 639218724471329044
30 ms 204.16.247.189
73 2026-08-09 11:28 639218715911974203
19 ms 204.16.247.189
72 2026-08-09 11:28 639218715911974203
19 ms 204.16.247.190
71 2026-08-09 11:14 639218707310812834
-
70 2026-08-09 10:59 639218698790485612
3 ms 204.16.247.190
69 2026-08-09 10:59 639218698790485612
3 ms 204.16.247.189
68 2026-08-09 10:45 639218690367692706
22 ms 204.16.247.190
67 2026-08-09 10:45 639218690367692706
22 ms 204.16.247.189
66 2026-08-09 10:31 639218681923173883
2037 ms 204.16.247.190
65 2026-08-09 10:31 639218681923173883
2037 ms 204.16.247.189
64 2026-08-09 10:17 639218673547179738
27 ms 204.16.247.189
63 2026-08-09 10:17 639218673547179738
27 ms 204.16.247.190
62 2026-08-09 10:03 639218664890274867
31 ms 204.16.247.189
61 2026-08-09 10:03 639218664890274867
31 ms 204.16.247.190
60 2026-08-09 09:48 639218656036928157
39 ms 204.16.247.189
59 2026-08-09 09:48 639218656036928157
39 ms 204.16.247.190
58 2026-08-09 08:56 639218624808018222
25 ms 204.16.247.189
57 2026-08-09 08:56 639218624808018222
25 ms 204.16.247.190
56 2026-08-09 08:42 639218616243340806
12 ms 204.16.247.190
55 2026-08-09 08:42 639218616243340806
12 ms 204.16.247.189
54 2026-08-09 08:27 639218607397811973
48 ms 204.16.247.189
53 2026-08-09 08:27 639218607397811973
48 ms 204.16.247.190
52 2026-08-09 08:13 639218598812444454
31 ms 204.16.247.189
51 2026-08-09 08:13 639218598812444454
31 ms 204.16.247.190
50 2026-08-09 07:59 639218590219570048
16 ms 204.16.247.190
49 2026-08-09 07:59 639218590219570048
16 ms 204.16.247.189
48 2026-08-09 07:44 639218581690210758
34 ms 204.16.247.189
47 2026-08-09 07:44 639218581690210758
34 ms 204.16.247.190
46 2026-08-09 07:30 639218573057388822
2043 ms 204.16.247.189
45 2026-08-09 07:30 639218573057388822
2043 ms 204.16.247.190
44 2026-08-09 07:16 639218564408781785
29 ms 204.16.247.189
43 2026-08-09 07:16 639218564408781785
29 ms 204.16.247.190
42 2026-08-09 07:01 639218555767188482
34 ms 204.16.247.190
41 2026-08-09 07:01 639218555767188482
34 ms 204.16.247.189
40 2026-08-09 06:47 639218547142705295
20 ms 204.16.247.189
39 2026-08-09 06:47 639218547142705295
20 ms 204.16.247.190
38 2026-08-09 06:32 639218538090114532
40 ms 204.16.247.189
37 2026-08-09 06:32 639218538090114532
40 ms 204.16.247.190
36 2026-08-09 06:17 639218529257910584
28 ms 204.16.247.189
35 2026-08-09 06:17 639218529257910584
28 ms 204.16.247.190
34 2026-08-09 05:26 639218498473231858
19 ms 204.16.247.189
33 2026-08-09 05:26 639218498473231858
19 ms 204.16.247.190
32 2026-08-09 05:12 639218489802113995
30 ms 204.16.247.189
31 2026-08-09 05:12 639218489802113995
30 ms 204.16.247.190
30 2026-08-09 04:57 639218481006804516
27 ms 204.16.247.190
29 2026-08-09 04:57 639218481006804516
27 ms 204.16.247.189
28 2026-08-09 04:42 639218472048712427
35 ms 204.16.247.189
27 2026-08-09 04:42 639218472048712427
35 ms 204.16.247.190
26 2026-08-09 04:27 639218463224432974
27 ms 204.16.247.190
25 2026-08-09 04:27 639218463224432974
27 ms 204.16.247.189
24 2026-08-09 04:13 639218454384107526
13 ms 204.16.247.189
23 2026-08-09 04:13 639218454384107526
13 ms 204.16.247.190
22 2026-08-09 03:58 639218445331231791
22 ms 204.16.247.190
21 2026-08-09 03:58 639218445331231791
22 ms 204.16.247.189
20 2026-08-09 03:42 639218436285215733
24 ms 204.16.247.189
19 2026-08-09 03:42 639218436285215733
24 ms 204.16.247.190
18 2026-08-09 03:28 639218427289555123
2025 ms 204.16.247.190
17 2026-08-09 03:28 639218427289555123
2025 ms 204.16.247.189
16 2026-08-09 03:12 639218418227819981
19 ms 204.16.247.189
15 2026-08-09 03:12 639218418227819981
19 ms 204.16.247.190
14 2026-08-09 02:57 639218409119503123
26 ms 204.16.247.189
13 2026-08-09 02:57 639218409119503123
26 ms 204.16.247.190
12 2026-08-09 02:42 639218399771712154
19 ms 204.16.247.190
11 2026-08-09 02:42 639218399771712154
19 ms 204.16.247.189
10 2026-08-09 01:49 639218368648652303
12 ms 204.16.247.189
9 2026-08-09 01:49 639218368648652303
12 ms 204.16.247.190
8 2026-08-09 01:34 639218359569598460
16 ms 204.16.247.189
7 2026-08-09 01:34 639218359569598460
16 ms 204.16.247.190
6 2026-08-09 01:19 639218350555429902
27 ms 204.16.247.189
5 2026-08-09 01:19 639218350555429902
27 ms 204.16.247.190
4 2026-08-09 01:04 639218341311543299
2020 ms 204.16.247.189
3 2026-08-09 01:04 639218341311543299
2020 ms 204.16.247.190
2 2026-08-09 00:11 639218309981981465
3 ms 204.16.247.190
1 2026-08-09 00:11 639218309981981465
3 ms 204.16.247.189