DNS response history for dns.quad9.net

dns.quad9.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 149 DNS check records, 148 successful responses, 1 failed responses, and 64 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 dns.quad9.net.
Records on Selected Date

149

Historical checks stored for this nameserver on selected date

Average Latency

64 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

9.9.9.9

Most recently resolved hosting IP on selected date

Successful Responses

148

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 dns.quad9.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
149 2026-08-23 23:44 639231254406598736
31 ms 9.9.9.9
148 2026-08-23 23:44 639231254406598736
31 ms 149.112.112.112
147 2026-08-23 23:27 639231244697865594
21 ms 149.112.112.112
146 2026-08-23 23:27 639231244697865594
21 ms 9.9.9.9
145 2026-08-23 23:11 639231234893504693
12 ms 149.112.112.112
144 2026-08-23 23:11 639231234893504693
12 ms 9.9.9.9
143 2026-08-23 22:55 639231225024549139
13 ms 9.9.9.9
142 2026-08-23 22:55 639231225024549139
13 ms 149.112.112.112
141 2026-08-23 22:38 639231214931957622
105 ms 9.9.9.9
140 2026-08-23 22:38 639231214931957622
105 ms 149.112.112.112
139 2026-08-23 22:21 639231204962010549
77 ms 9.9.9.9
138 2026-08-23 22:21 639231204962010549
77 ms 149.112.112.112
137 2026-08-23 22:05 639231195170138463
30 ms 149.112.112.112
136 2026-08-23 22:05 639231195170138463
30 ms 9.9.9.9
135 2026-08-23 21:48 639231185235020577
25 ms 9.9.9.9
134 2026-08-23 21:48 639231185235020577
25 ms 149.112.112.112
133 2026-08-23 21:32 639231175558690075
42 ms 149.112.112.112
132 2026-08-23 21:32 639231175558690075
42 ms 9.9.9.9
131 2026-08-23 21:16 639231165610444012
261 ms 9.9.9.9
130 2026-08-23 21:16 639231165610444012
261 ms 149.112.112.112
129 2026-08-23 20:23 639231133806425363
42 ms 149.112.112.112
128 2026-08-23 20:23 639231133806425363
42 ms 9.9.9.9
127 2026-08-23 20:07 639231124203758023
32 ms 9.9.9.9
126 2026-08-23 20:07 639231124203758023
32 ms 149.112.112.112
125 2026-08-23 19:50 639231114428262706
34 ms 9.9.9.9
124 2026-08-23 19:50 639231114428262706
34 ms 149.112.112.112
123 2026-08-23 19:34 639231104662480065
22 ms 9.9.9.9
122 2026-08-23 19:34 639231104662480065
22 ms 149.112.112.112
121 2026-08-23 19:18 639231094840372018
29 ms 149.112.112.112
120 2026-08-23 19:18 639231094840372018
29 ms 9.9.9.9
119 2026-08-23 19:01 639231085024583224
11 ms 149.112.112.112
118 2026-08-23 19:01 639231085024583224
11 ms 9.9.9.9
117 2026-08-23 18:45 639231075257417427
31 ms 149.112.112.112
116 2026-08-23 18:45 639231075257417427
31 ms 9.9.9.9
115 2026-08-23 18:29 639231065516009503
35 ms 149.112.112.112
114 2026-08-23 18:29 639231065516009503
35 ms 9.9.9.9
113 2026-08-23 18:13 639231055805348837
192 ms 149.112.112.112
112 2026-08-23 18:13 639231055805348837
192 ms 9.9.9.9
111 2026-08-23 17:56 639231045980373765
33 ms 9.9.9.9
110 2026-08-23 17:56 639231045980373765
33 ms 149.112.112.112
109 2026-08-23 17:39 639231035984577527
136 ms 149.112.112.112
108 2026-08-23 17:39 639231035984577527
136 ms 9.9.9.9
107 2026-08-23 17:23 639231025928115303
292 ms 9.9.9.9
106 2026-08-23 17:23 639231025928115303
292 ms 149.112.112.112
105 2026-08-23 16:30 639230994250157583
9 ms 9.9.9.9
104 2026-08-23 16:30 639230994250157583
9 ms 149.112.112.112
103 2026-08-23 16:14 639230984476411369
53 ms 9.9.9.9
102 2026-08-23 16:14 639230984476411369
53 ms 149.112.112.112
101 2026-08-23 15:58 639230974838373450
26 ms 149.112.112.112
100 2026-08-23 15:58 639230974838373450
26 ms 9.9.9.9
99 2026-08-23 15:42 639230965244277645
14 ms 149.112.112.112
98 2026-08-23 15:42 639230965244277645
14 ms 9.9.9.9
97 2026-08-23 15:25 639230955522101820
35 ms 9.9.9.9
96 2026-08-23 15:25 639230955522101820
35 ms 149.112.112.112
95 2026-08-23 15:09 639230945754521603
40 ms 149.112.112.112
94 2026-08-23 15:09 639230945754521603
40 ms 9.9.9.9
93 2026-08-23 14:53 639230935852040504
4 ms 9.9.9.9
92 2026-08-23 14:53 639230935852040504
4 ms 149.112.112.112
91 2026-08-23 14:37 639230926222061048
22 ms 9.9.9.9
90 2026-08-23 14:37 639230926222061048
22 ms 149.112.112.112
89 2026-08-23 14:20 639230916449726907
22 ms 149.112.112.112
88 2026-08-23 14:20 639230916449726907
22 ms 9.9.9.9
87 2026-08-23 14:04 639230906595053086
32 ms 9.9.9.9
86 2026-08-23 14:04 639230906595053086
32 ms 149.112.112.112
85 2026-08-23 13:47 639230896680429441
44 ms 149.112.112.112
84 2026-08-23 13:47 639230896680429441
44 ms 9.9.9.9
83 2026-08-23 13:31 639230886630210965
402 ms 9.9.9.9
82 2026-08-23 13:31 639230886630210965
402 ms 149.112.112.112
81 2026-08-23 12:39 639230855430405719
5 ms 149.112.112.112
80 2026-08-23 12:39 639230855430405719
5 ms 9.9.9.9
79 2026-08-23 12:22 639230845707499136
8 ms 9.9.9.9
78 2026-08-23 12:22 639230845707499136
8 ms 149.112.112.112
77 2026-08-23 12:06 639230836186805419
5 ms 149.112.112.112
76 2026-08-23 12:06 639230836186805419
5 ms 9.9.9.9
75 2026-08-23 11:50 639230826493828316
4 ms 149.112.112.112
74 2026-08-23 11:50 639230826493828316
4 ms 9.9.9.9
73 2026-08-23 11:34 639230816817882996
29 ms 149.112.112.112
72 2026-08-23 11:34 639230816817882996
29 ms 9.9.9.9
71 2026-08-23 11:18 639230806933854189
6 ms 9.9.9.9
70 2026-08-23 11:18 639230806933854189
6 ms 149.112.112.112
69 2026-08-23 11:01 639230797120243854
25 ms 9.9.9.9
68 2026-08-23 11:01 639230797120243854
25 ms 149.112.112.112
67 2026-08-23 10:45 639230787310272840
20 ms 9.9.9.9
66 2026-08-23 10:45 639230787310272840
20 ms 149.112.112.112
65 2026-08-23 10:29 639230777600173142
6 ms 149.112.112.112
64 2026-08-23 10:29 639230777600173142
6 ms 9.9.9.9
63 2026-08-23 10:12 639230767665024593
-
62 2026-08-23 09:56 639230757720962293
20 ms 9.9.9.9
61 2026-08-23 09:56 639230757720962293
20 ms 149.112.112.112
60 2026-08-23 09:39 639230747722189784
321 ms 149.112.112.112
59 2026-08-23 09:39 639230747722189784
321 ms 9.9.9.9
58 2026-08-23 08:47 639230716313923480
24 ms 149.112.112.112
57 2026-08-23 08:47 639230716313923480
24 ms 9.9.9.9
56 2026-08-23 08:31 639230706813835990
21 ms 149.112.112.112
55 2026-08-23 08:31 639230706813835990
21 ms 9.9.9.9
54 2026-08-23 08:14 639230696871062203
23 ms 149.112.112.112
53 2026-08-23 08:14 639230696871062203
23 ms 9.9.9.9
52 2026-08-23 07:58 639230687142781616
27 ms 149.112.112.112
51 2026-08-23 07:58 639230687142781616
27 ms 9.9.9.9
50 2026-08-23 07:42 639230677432142227
45 ms 149.112.112.112
49 2026-08-23 07:42 639230677432142227
45 ms 9.9.9.9
48 2026-08-23 07:26 639230667686258061
23 ms 149.112.112.112
47 2026-08-23 07:26 639230667686258061
23 ms 9.9.9.9
46 2026-08-23 07:10 639230658039243685
33 ms 9.9.9.9
45 2026-08-23 07:10 639230658039243685
33 ms 149.112.112.112
44 2026-08-23 06:54 639230648468473803
29 ms 149.112.112.112
43 2026-08-23 06:54 639230648468473803
29 ms 9.9.9.9
42 2026-08-23 06:38 639230638829658294
109 ms 149.112.112.112
41 2026-08-23 06:38 639230638829658294
109 ms 9.9.9.9
40 2026-08-23 06:22 639230629247017617
4 ms 149.112.112.112
39 2026-08-23 06:22 639230629247017617
4 ms 9.9.9.9
38 2026-08-23 06:06 639230619625318239
16 ms 9.9.9.9
37 2026-08-23 06:06 639230619625318239
16 ms 149.112.112.112
36 2026-08-23 05:49 639230609697630264
261 ms 149.112.112.112
35 2026-08-23 05:49 639230609697630264
261 ms 9.9.9.9
34 2026-08-23 04:57 639230578570131864
38 ms 9.9.9.9
33 2026-08-23 04:57 639230578570131864
38 ms 149.112.112.112
32 2026-08-23 04:41 639230568958963168
86 ms 149.112.112.112
31 2026-08-23 04:41 639230568958963168
86 ms 9.9.9.9
30 2026-08-23 04:25 639230559287611211
38 ms 149.112.112.112
29 2026-08-23 04:25 639230559287611211
38 ms 9.9.9.9
28 2026-08-23 04:09 639230549524312030
59 ms 149.112.112.112
27 2026-08-23 04:09 639230549524312030
59 ms 9.9.9.9
26 2026-08-23 03:52 639230539739801669
204 ms 149.112.112.112
25 2026-08-23 03:52 639230539739801669
204 ms 9.9.9.9
24 2026-08-23 03:36 639230530084069375
7 ms 9.9.9.9
23 2026-08-23 03:36 639230530084069375
7 ms 149.112.112.112
22 2026-08-23 03:20 639230520362691441
108 ms 149.112.112.112
21 2026-08-23 03:20 639230520362691441
108 ms 9.9.9.9
20 2026-08-23 03:04 639230510677194518
41 ms 149.112.112.112
19 2026-08-23 03:04 639230510677194518
41 ms 9.9.9.9
18 2026-08-23 02:48 639230501156002646
32 ms 9.9.9.9
17 2026-08-23 02:48 639230501156002646
32 ms 149.112.112.112
16 2026-08-23 02:32 639230491502198541
201 ms 149.112.112.112
15 2026-08-23 02:32 639230491502198541
201 ms 9.9.9.9
14 2026-08-23 02:16 639230481860318494
95 ms 9.9.9.9
13 2026-08-23 02:16 639230481860318494
95 ms 149.112.112.112
12 2026-08-23 01:59 639230471893008575
427 ms 149.112.112.112
11 2026-08-23 01:59 639230471893008575
427 ms 9.9.9.9
10 2026-08-23 01:06 639230440030877421
37 ms 149.112.112.112
9 2026-08-23 01:06 639230440030877421
37 ms 9.9.9.9
8 2026-08-23 00:50 639230430479725508
36 ms 9.9.9.9
7 2026-08-23 00:50 639230430479725508
36 ms 149.112.112.112
6 2026-08-23 00:34 639230420875160219
10 ms 149.112.112.112
5 2026-08-23 00:34 639230420875160219
10 ms 9.9.9.9
4 2026-08-23 00:18 639230411240692575
29 ms 149.112.112.112
3 2026-08-23 00:18 639230411240692575
29 ms 9.9.9.9
2 2026-08-23 00:02 639230401550806607
9 ms 149.112.112.112
1 2026-08-23 00:02 639230401550806607
9 ms 9.9.9.9