DNS response history for ns4.libsyn.com

ns4.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 82 DNS check records, 81 successful responses, 1 failed responses, and 263 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.libsyn.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

263 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

199.247.155.53

Most recently resolved hosting IP on selected date

Successful Responses

81

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.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
82 2026-08-10 23:57 639220027366289509
49 ms 199.247.155.53
81 2026-08-10 23:42 639220018272941900
14 ms 199.247.155.53
80 2026-08-10 23:27 639220009109892969
10 ms 199.247.155.53
79 2026-08-10 23:12 639220000040489788
64 ms 199.247.155.53
78 2026-08-10 22:57 639219991197135747
320 ms 199.247.155.53
77 2026-08-10 22:42 639219982104540014
10 ms 199.247.155.53
76 2026-08-10 22:27 639219973150300215
51 ms 199.247.155.53
75 2026-08-10 22:12 639219964188486697
26 ms 199.247.155.53
74 2026-08-10 21:57 639219954995921784
11 ms 199.247.155.53
73 2026-08-10 21:41 639219945559908104
39 ms 199.247.155.53
72 2026-08-10 20:50 639219914137782273
18 ms 199.247.155.53
71 2026-08-10 20:34 639219904858355064
25 ms 199.247.155.53
70 2026-08-10 20:19 639219895655263396
8 ms 199.247.155.53
69 2026-08-10 20:04 639219886527091074
14 ms 199.247.155.53
68 2026-08-10 19:48 639219877343266628
7 ms 199.247.155.53
67 2026-08-10 19:33 639219868177358195
25 ms 199.247.155.53
66 2026-08-10 19:18 639219859159581515
30 ms 199.247.155.53
65 2026-08-10 19:03 639219850124020182
11 ms 199.247.155.53
64 2026-08-10 18:47 639219840940124840
8 ms 199.247.155.53
63 2026-08-10 18:32 639219831829876486
49 ms 199.247.155.53
62 2026-08-10 18:17 639219822587759143
10 ms 199.247.155.53
61 2026-08-10 18:01 639219813247114428
24 ms 199.247.155.53
60 2026-08-10 17:09 639219781959606396
31 ms 199.247.155.53
59 2026-08-10 16:54 639219772658305431
21 ms 199.247.155.53
58 2026-08-10 16:38 639219763454523027
24 ms 199.247.155.53
57 2026-08-10 16:23 639219754279127815
11 ms 199.247.155.53
56 2026-08-10 16:08 639219745087467767
281 ms 199.247.155.53
55 2026-08-10 15:52 639219735900678107
28 ms 199.247.155.53
54 2026-08-10 15:37 639219726531461979
2024 ms 199.247.155.53
53 2026-08-10 15:21 639219717415222156
2020 ms 199.247.155.53
52 2026-08-10 15:06 639219708266470863
37 ms 199.247.155.53
51 2026-08-10 14:51 639219699049479559
41 ms 199.247.155.53
50 2026-08-10 14:35 639219689775815194
23 ms 199.247.155.53
49 2026-08-10 14:20 639219680511810632
14 ms 199.247.155.53
48 2026-08-10 13:27 639219648997191257
15 ms 199.247.155.53
47 2026-08-10 13:12 639219639938909436
26 ms 199.247.155.53
46 2026-08-10 12:57 639219630718286441
61 ms 199.247.155.53
45 2026-08-10 12:41 639219621472350410
2295 ms 199.247.155.53
44 2026-08-10 12:26 639219612500421992
13 ms 199.247.155.53
43 2026-08-10 12:11 639219603383833445
16 ms 199.247.155.53
42 2026-08-10 11:56 639219594143823358
10 ms 199.247.155.53
41 2026-08-10 11:41 639219585053166024
54 ms 199.247.155.53
40 2026-08-10 11:26 639219575885776644
2009 ms 199.247.155.53
39 2026-08-10 11:10 639219566844532361
12 ms 199.247.155.53
38 2026-08-10 10:55 639219557705808294
15 ms 199.247.155.53
37 2026-08-10 10:40 639219548482688649
12 ms 199.247.155.53
36 2026-08-10 09:48 639219517492763539
2027 ms 199.247.155.53
35 2026-08-10 09:34 639219508755773605
49 ms 199.247.155.53
34 2026-08-10 09:19 639219499852103863
2012 ms 199.247.155.53
33 2026-08-10 09:04 639219490893714387
19 ms 199.247.155.53
32 2026-08-10 08:49 639219482299305521
10 ms 199.247.155.53
31 2026-08-10 08:35 639219473613114853
21 ms 199.247.155.53
30 2026-08-10 08:20 639219465061138643
63 ms 199.247.155.53
29 2026-08-10 08:06 639219456616129015
8 ms 199.247.155.53
28 2026-08-10 07:52 639219447974008557
9 ms 199.247.155.53
27 2026-08-10 07:38 639219439498255213
10 ms 199.247.155.53
26 2026-08-10 07:23 639219430664872256
9 ms 199.247.155.53
25 2026-08-10 07:08 639219421757560037
10 ms 199.247.155.53
24 2026-08-10 06:16 639219390773218684
23 ms 199.247.155.53
23 2026-08-10 06:01 639219382205367722
2024 ms 199.247.155.53
22 2026-08-10 05:47 639219373711937615
2009 ms 199.247.155.53
21 2026-08-10 05:33 639219365088558404
2342 ms 199.247.155.53
20 2026-08-10 05:18 639219356348833255
239 ms 199.247.155.53
19 2026-08-10 05:04 639219347860053478
26 ms 199.247.155.53
18 2026-08-10 04:50 639219339173195121
42 ms 199.247.155.53
17 2026-08-10 04:35 639219330642664669
10 ms 199.247.155.53
16 2026-08-10 04:21 639219322058698995
62 ms 199.247.155.53
15 2026-08-10 04:07 639219313564344199
8 ms 199.247.155.53
14 2026-08-10 03:52 639219304775113236
23 ms 199.247.155.53
13 2026-08-10 03:37 639219295706181119
20 ms 199.247.155.53
12 2026-08-10 02:44 639219264663923254
29 ms 199.247.155.53
11 2026-08-10 02:30 639219256015178099
57 ms 199.247.155.53
10 2026-08-10 02:15 639219247509540188
10 ms 199.247.155.53
9 2026-08-10 02:01 639219238999539092
24 ms 199.247.155.53
8 2026-08-10 01:47 639219230498823902
14 ms 199.247.155.53
7 2026-08-10 01:32 639219221706460911
-
6 2026-08-10 01:18 639219212930606887
37 ms 199.247.155.53
5 2026-08-10 01:03 639219204307908525
49 ms 199.247.155.53
4 2026-08-10 00:49 639219195720181470
10 ms 199.247.155.53
3 2026-08-10 00:34 639219186898174002
33 ms 199.247.155.53
2 2026-08-10 00:20 639219178004946976
29 ms 199.247.155.53
1 2026-08-10 00:04 639219168958805474
54 ms 199.247.155.53