DNS response history for ns1.shadowserver.net

ns1.shadowserver.net 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 183 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 ns1.shadowserver.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

183 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

64.71.138.162

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.shadowserver.net

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:49 639231254406598736
49 ms 64.71.138.162
74 2026-08-23 23:32 639231244697865594
108 ms 64.71.138.162
73 2026-08-23 23:16 639231234893504693
74 ms 64.71.138.162
72 2026-08-23 23:00 639231225024549139
200 ms 64.71.138.162
71 2026-08-23 22:43 639231214931957622
142 ms 64.71.138.162
70 2026-08-23 22:26 639231204962010549
8 ms 64.71.138.162
69 2026-08-23 22:10 639231195170138463
29 ms 64.71.138.162
68 2026-08-23 21:53 639231185235020577
92 ms 64.71.138.162
67 2026-08-23 21:37 639231175558690075
19 ms 64.71.138.162
66 2026-08-23 21:20 639231165610444012
158 ms 64.71.138.162
65 2026-08-23 20:27 639231133806425363
110 ms 64.71.138.162
64 2026-08-23 20:12 639231124203758023
65 ms 64.71.138.162
63 2026-08-23 19:55 639231114428262706
89 ms 64.71.138.162
62 2026-08-23 19:39 639231104662480065
114 ms 64.71.138.162
61 2026-08-23 19:23 639231094840372018
172 ms 64.71.138.162
60 2026-08-23 19:06 639231085024583224
16 ms 64.71.138.162
59 2026-08-23 18:50 639231075257417427
165 ms 64.71.138.162
58 2026-08-23 18:34 639231065516009503
7 ms 64.71.138.162
57 2026-08-23 18:17 639231055805348837
40 ms 64.71.138.162
56 2026-08-23 18:01 639231045980373765
208 ms 64.71.138.162
55 2026-08-23 17:45 639231035984577527
40 ms 64.71.138.162
54 2026-08-23 17:28 639231025928115303
93 ms 64.71.138.162
53 2026-08-23 16:35 639230994250157583
38 ms 64.71.138.162
52 2026-08-23 16:19 639230984476411369
63 ms 64.71.138.162
51 2026-08-23 16:03 639230974838373450
110 ms 64.71.138.162
50 2026-08-23 15:46 639230965244277645
4 ms 64.71.138.162
49 2026-08-23 15:30 639230955522101820
13 ms 64.71.138.162
48 2026-08-23 15:14 639230945754521603
12 ms 64.71.138.162
47 2026-08-23 14:58 639230935852040504
118 ms 64.71.138.162
46 2026-08-23 14:41 639230926222061048
58 ms 64.71.138.162
45 2026-08-23 14:25 639230916449726907
102 ms 64.71.138.162
44 2026-08-23 14:09 639230906595053086
106 ms 64.71.138.162
43 2026-08-23 13:52 639230896680429441
173 ms 64.71.138.162
42 2026-08-23 13:36 639230886630210965
27 ms 64.71.138.162
41 2026-08-23 12:44 639230855430405719
60 ms 64.71.138.162
40 2026-08-23 12:27 639230845707499136
15 ms 64.71.138.162
39 2026-08-23 12:12 639230836186805419
62 ms 64.71.138.162
38 2026-08-23 11:55 639230826493828316
2022 ms 64.71.138.162
37 2026-08-23 11:39 639230816817882996
93 ms 64.71.138.162
36 2026-08-23 11:23 639230806933854189
-
35 2026-08-23 11:06 639230797120243854
2044 ms 64.71.138.162
34 2026-08-23 10:50 639230787310272840
102 ms 64.71.138.162
33 2026-08-23 10:34 639230777600173142
102 ms 64.71.138.162
32 2026-08-23 10:17 639230767665024593
159 ms 64.71.138.162
31 2026-08-23 10:01 639230757720962293
20 ms 64.71.138.162
30 2026-08-23 09:44 639230747722189784
96 ms 64.71.138.162
29 2026-08-23 08:52 639230716313923480
13 ms 64.71.138.162
28 2026-08-23 08:36 639230706813835990
18 ms 64.71.138.162
27 2026-08-23 08:19 639230696871062203
92 ms 64.71.138.162
26 2026-08-23 08:03 639230687142781616
26 ms 64.71.138.162
25 2026-08-23 07:47 639230677432142227
97 ms 64.71.138.162
24 2026-08-23 07:31 639230667686258061
7 ms 64.71.138.162
23 2026-08-23 07:15 639230658039243685
21 ms 64.71.138.162
22 2026-08-23 06:59 639230648468473803
6 ms 64.71.138.162
21 2026-08-23 06:42 639230638829658294
9 ms 64.71.138.162
20 2026-08-23 06:26 639230629247017617
98 ms 64.71.138.162
19 2026-08-23 06:10 639230619625318239
12 ms 64.71.138.162
18 2026-08-23 05:54 639230609697630264
108 ms 64.71.138.162
17 2026-08-23 05:02 639230578570131864
-
16 2026-08-23 04:46 639230568958963168
8 ms 64.71.138.162
15 2026-08-23 04:30 639230559287611211
179 ms 64.71.138.162
14 2026-08-23 04:14 639230549524312030
99 ms 64.71.138.162
13 2026-08-23 03:57 639230539739801669
49 ms 64.71.138.162
12 2026-08-23 03:41 639230530084069375
63 ms 64.71.138.162
11 2026-08-23 03:25 639230520362691441
6 ms 64.71.138.162
10 2026-08-23 03:09 639230510677194518
2056 ms 64.71.138.162
9 2026-08-23 02:53 639230501156002646
222 ms 64.71.138.162
8 2026-08-23 02:37 639230491502198541
2056 ms 64.71.138.162
7 2026-08-23 02:21 639230481860318494
25 ms 64.71.138.162
6 2026-08-23 02:04 639230471893008575
16 ms 64.71.138.162
5 2026-08-23 01:11 639230440030877421
108 ms 64.71.138.162
4 2026-08-23 00:55 639230430479725508
54 ms 64.71.138.162
3 2026-08-23 00:39 639230420875160219
207 ms 64.71.138.162
2 2026-08-23 00:23 639230411240692575
89 ms 64.71.138.162
1 2026-08-23 00:07 639230401550806607
36 ms 64.71.138.162