DNS response history for buck.ns.cloudflare.com

buck.ns.cloudflare.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 2026-08-23. For this date, NameServerHistory found 225 DNS check records, 225 successful responses, 0 failed responses, and 154 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 buck.ns.cloudflare.com.
Records on Selected Date

225

Historical checks stored for this nameserver on selected date

Average Latency

154 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

108.162.193.78

Most recently resolved hosting IP on selected date

Successful Responses

225

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for buck.ns.cloudflare.com

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
225 2026-08-23 23:44 639231254406598736
38 ms 108.162.193.78
224 2026-08-23 23:44 639231254406598736
38 ms 172.64.33.78
223 2026-08-23 23:44 639231254406598736
38 ms 173.245.59.78
222 2026-08-23 23:28 639231244697865594
2009 ms 108.162.193.78
221 2026-08-23 23:28 639231244697865594
2009 ms 172.64.33.78
220 2026-08-23 23:28 639231244697865594
2009 ms 173.245.59.78
219 2026-08-23 23:11 639231234893504693
4 ms 108.162.193.78
218 2026-08-23 23:11 639231234893504693
4 ms 172.64.33.78
217 2026-08-23 23:11 639231234893504693
4 ms 173.245.59.78
216 2026-08-23 22:55 639231225024549139
31 ms 172.64.33.78
215 2026-08-23 22:55 639231225024549139
31 ms 173.245.59.78
214 2026-08-23 22:55 639231225024549139
31 ms 108.162.193.78
213 2026-08-23 22:38 639231214931957622
22 ms 108.162.193.78
212 2026-08-23 22:38 639231214931957622
22 ms 172.64.33.78
211 2026-08-23 22:38 639231214931957622
22 ms 173.245.59.78
210 2026-08-23 22:22 639231204962010549
10 ms 108.162.193.78
209 2026-08-23 22:22 639231204962010549
10 ms 172.64.33.78
208 2026-08-23 22:22 639231204962010549
10 ms 173.245.59.78
207 2026-08-23 22:05 639231195170138463
23 ms 172.64.33.78
206 2026-08-23 22:05 639231195170138463
23 ms 173.245.59.78
205 2026-08-23 22:05 639231195170138463
23 ms 108.162.193.78
204 2026-08-23 21:49 639231185235020577
17 ms 108.162.193.78
203 2026-08-23 21:49 639231185235020577
17 ms 172.64.33.78
202 2026-08-23 21:49 639231185235020577
17 ms 173.245.59.78
201 2026-08-23 21:32 639231175558690075
3 ms 108.162.193.78
200 2026-08-23 21:32 639231175558690075
3 ms 172.64.33.78
199 2026-08-23 21:32 639231175558690075
3 ms 173.245.59.78
198 2026-08-23 21:16 639231165610444012
12 ms 172.64.33.78
197 2026-08-23 21:16 639231165610444012
12 ms 173.245.59.78
196 2026-08-23 21:16 639231165610444012
12 ms 108.162.193.78
195 2026-08-23 20:23 639231133806425363
41 ms 172.64.33.78
194 2026-08-23 20:23 639231133806425363
41 ms 108.162.193.78
193 2026-08-23 20:23 639231133806425363
41 ms 173.245.59.78
192 2026-08-23 20:07 639231124203758023
5 ms 108.162.193.78
191 2026-08-23 20:07 639231124203758023
5 ms 172.64.33.78
190 2026-08-23 20:07 639231124203758023
5 ms 173.245.59.78
189 2026-08-23 19:51 639231114428262706
9 ms 172.64.33.78
188 2026-08-23 19:51 639231114428262706
9 ms 173.245.59.78
187 2026-08-23 19:51 639231114428262706
9 ms 108.162.193.78
186 2026-08-23 19:34 639231104662480065
7 ms 108.162.193.78
185 2026-08-23 19:34 639231104662480065
7 ms 172.64.33.78
184 2026-08-23 19:34 639231104662480065
7 ms 173.245.59.78
183 2026-08-23 19:18 639231094840372018
39 ms 172.64.33.78
182 2026-08-23 19:18 639231094840372018
39 ms 173.245.59.78
181 2026-08-23 19:18 639231094840372018
39 ms 108.162.193.78
180 2026-08-23 19:02 639231085024583224
8 ms 108.162.193.78
179 2026-08-23 19:02 639231085024583224
8 ms 172.64.33.78
178 2026-08-23 19:02 639231085024583224
8 ms 173.245.59.78
177 2026-08-23 18:45 639231075257417427
3 ms 108.162.193.78
176 2026-08-23 18:45 639231075257417427
3 ms 172.64.33.78
175 2026-08-23 18:45 639231075257417427
3 ms 173.245.59.78
174 2026-08-23 18:29 639231065516009503
38 ms 108.162.193.78
173 2026-08-23 18:29 639231065516009503
38 ms 172.64.33.78
172 2026-08-23 18:29 639231065516009503
38 ms 173.245.59.78
171 2026-08-23 18:13 639231055805348837
34 ms 108.162.193.78
170 2026-08-23 18:13 639231055805348837
34 ms 172.64.33.78
169 2026-08-23 18:13 639231055805348837
34 ms 173.245.59.78
168 2026-08-23 17:57 639231045980373765
10 ms 108.162.193.78
167 2026-08-23 17:57 639231045980373765
10 ms 173.245.59.78
166 2026-08-23 17:57 639231045980373765
10 ms 172.64.33.78
165 2026-08-23 17:40 639231035984577527
5 ms 108.162.193.78
164 2026-08-23 17:40 639231035984577527
5 ms 172.64.33.78
163 2026-08-23 17:40 639231035984577527
5 ms 173.245.59.78
162 2026-08-23 17:23 639231025928115303
15 ms 172.64.33.78
161 2026-08-23 17:23 639231025928115303
15 ms 108.162.193.78
160 2026-08-23 17:23 639231025928115303
15 ms 173.245.59.78
159 2026-08-23 16:30 639230994250157583
7 ms 108.162.193.78
158 2026-08-23 16:30 639230994250157583
7 ms 172.64.33.78
157 2026-08-23 16:30 639230994250157583
7 ms 173.245.59.78
156 2026-08-23 16:14 639230984476411369
21 ms 108.162.193.78
155 2026-08-23 16:14 639230984476411369
21 ms 172.64.33.78
154 2026-08-23 16:14 639230984476411369
21 ms 173.245.59.78
153 2026-08-23 15:58 639230974838373450
4 ms 108.162.193.78
152 2026-08-23 15:58 639230974838373450
4 ms 172.64.33.78
151 2026-08-23 15:58 639230974838373450
4 ms 173.245.59.78
150 2026-08-23 15:42 639230965244277645
36 ms 108.162.193.78
149 2026-08-23 15:42 639230965244277645
36 ms 172.64.33.78
148 2026-08-23 15:42 639230965244277645
36 ms 173.245.59.78
147 2026-08-23 15:26 639230955522101820
4 ms 108.162.193.78
146 2026-08-23 15:26 639230955522101820
4 ms 172.64.33.78
145 2026-08-23 15:26 639230955522101820
4 ms 173.245.59.78
144 2026-08-23 15:10 639230945754521603
2036 ms 172.64.33.78
143 2026-08-23 15:10 639230945754521603
2036 ms 108.162.193.78
142 2026-08-23 15:10 639230945754521603
2036 ms 173.245.59.78
141 2026-08-23 14:53 639230935852040504
18 ms 108.162.193.78
140 2026-08-23 14:53 639230935852040504
18 ms 172.64.33.78
139 2026-08-23 14:53 639230935852040504
18 ms 173.245.59.78
138 2026-08-23 14:37 639230926222061048
3 ms 108.162.193.78
137 2026-08-23 14:37 639230926222061048
3 ms 172.64.33.78
136 2026-08-23 14:37 639230926222061048
3 ms 173.245.59.78
135 2026-08-23 14:21 639230916449726907
135 ms 173.245.59.78
134 2026-08-23 14:21 639230916449726907
135 ms 172.64.33.78
133 2026-08-23 14:21 639230916449726907
135 ms 108.162.193.78
132 2026-08-23 14:04 639230906595053086
18 ms 108.162.193.78
131 2026-08-23 14:04 639230906595053086
18 ms 172.64.33.78
130 2026-08-23 14:04 639230906595053086
18 ms 173.245.59.78
129 2026-08-23 13:48 639230896680429441
16 ms 108.162.193.78
128 2026-08-23 13:48 639230896680429441
16 ms 172.64.33.78
127 2026-08-23 13:48 639230896680429441
16 ms 173.245.59.78
126 2026-08-23 13:31 639230886630210965
20 ms 172.64.33.78
125 2026-08-23 13:31 639230886630210965
20 ms 108.162.193.78
124 2026-08-23 13:31 639230886630210965
20 ms 173.245.59.78
123 2026-08-23 12:39 639230855430405719
27 ms 108.162.193.78
122 2026-08-23 12:39 639230855430405719
27 ms 173.245.59.78
121 2026-08-23 12:39 639230855430405719
27 ms 172.64.33.78
120 2026-08-23 12:23 639230845707499136
38 ms 108.162.193.78
119 2026-08-23 12:23 639230845707499136
38 ms 172.64.33.78
118 2026-08-23 12:23 639230845707499136
38 ms 173.245.59.78
117 2026-08-23 12:07 639230836186805419
23 ms 108.162.193.78
116 2026-08-23 12:07 639230836186805419
23 ms 172.64.33.78
115 2026-08-23 12:07 639230836186805419
23 ms 173.245.59.78
114 2026-08-23 11:51 639230826493828316
9 ms 108.162.193.78
113 2026-08-23 11:51 639230826493828316
9 ms 172.64.33.78
112 2026-08-23 11:51 639230826493828316
9 ms 173.245.59.78
111 2026-08-23 11:35 639230816817882996
30 ms 173.245.59.78
110 2026-08-23 11:35 639230816817882996
30 ms 108.162.193.78
109 2026-08-23 11:35 639230816817882996
30 ms 172.64.33.78
108 2026-08-23 11:18 639230806933854189
4 ms 108.162.193.78
107 2026-08-23 11:18 639230806933854189
4 ms 172.64.33.78
106 2026-08-23 11:18 639230806933854189
4 ms 173.245.59.78
105 2026-08-23 11:02 639230797120243854
8 ms 108.162.193.78
104 2026-08-23 11:02 639230797120243854
8 ms 173.245.59.78
103 2026-08-23 11:02 639230797120243854
8 ms 172.64.33.78
102 2026-08-23 10:45 639230787310272840
9 ms 108.162.193.78
101 2026-08-23 10:45 639230787310272840
9 ms 172.64.33.78
100 2026-08-23 10:45 639230787310272840
9 ms 173.245.59.78
99 2026-08-23 10:29 639230777600173142
8 ms 108.162.193.78
98 2026-08-23 10:29 639230777600173142
8 ms 172.64.33.78
97 2026-08-23 10:29 639230777600173142
8 ms 173.245.59.78
96 2026-08-23 10:13 639230767665024593
6 ms 108.162.193.78
95 2026-08-23 10:13 639230767665024593
6 ms 172.64.33.78
94 2026-08-23 10:13 639230767665024593
6 ms 173.245.59.78
93 2026-08-23 09:56 639230757720962293
14 ms 108.162.193.78
92 2026-08-23 09:56 639230757720962293
14 ms 172.64.33.78
91 2026-08-23 09:56 639230757720962293
14 ms 173.245.59.78
90 2026-08-23 09:39 639230747722189784
22 ms 108.162.193.78
89 2026-08-23 09:39 639230747722189784
22 ms 173.245.59.78
88 2026-08-23 09:39 639230747722189784
22 ms 172.64.33.78
87 2026-08-23 08:47 639230716313923480
57 ms 108.162.193.78
86 2026-08-23 08:47 639230716313923480
57 ms 172.64.33.78
85 2026-08-23 08:47 639230716313923480
57 ms 173.245.59.78
84 2026-08-23 08:31 639230706813835990
6 ms 108.162.193.78
83 2026-08-23 08:31 639230706813835990
6 ms 172.64.33.78
82 2026-08-23 08:31 639230706813835990
6 ms 173.245.59.78
81 2026-08-23 08:15 639230696871062203
2 ms 108.162.193.78
80 2026-08-23 08:15 639230696871062203
2 ms 172.64.33.78
79 2026-08-23 08:15 639230696871062203
2 ms 173.245.59.78
78 2026-08-23 07:58 639230687142781616
61 ms 108.162.193.78
77 2026-08-23 07:58 639230687142781616
61 ms 172.64.33.78
76 2026-08-23 07:58 639230687142781616
61 ms 173.245.59.78
75 2026-08-23 07:42 639230677432142227
4042 ms 108.162.193.78
74 2026-08-23 07:42 639230677432142227
4042 ms 173.245.59.78
73 2026-08-23 07:42 639230677432142227
4042 ms 172.64.33.78
72 2026-08-23 07:26 639230667686258061
31 ms 173.245.59.78
71 2026-08-23 07:26 639230667686258061
31 ms 108.162.193.78
70 2026-08-23 07:26 639230667686258061
31 ms 172.64.33.78
69 2026-08-23 07:10 639230658039243685
5 ms 108.162.193.78
68 2026-08-23 07:10 639230658039243685
5 ms 172.64.33.78
67 2026-08-23 07:10 639230658039243685
5 ms 173.245.59.78
66 2026-08-23 06:54 639230648468473803
70 ms 108.162.193.78
65 2026-08-23 06:54 639230648468473803
70 ms 172.64.33.78
64 2026-08-23 06:54 639230648468473803
70 ms 173.245.59.78
63 2026-08-23 06:38 639230638829658294
2005 ms 108.162.193.78
62 2026-08-23 06:38 639230638829658294
2005 ms 172.64.33.78
61 2026-08-23 06:38 639230638829658294
2005 ms 173.245.59.78
60 2026-08-23 06:22 639230629247017617
6 ms 108.162.193.78
59 2026-08-23 06:22 639230629247017617
6 ms 172.64.33.78
58 2026-08-23 06:22 639230629247017617
6 ms 173.245.59.78
57 2026-08-23 06:06 639230619625318239
41 ms 108.162.193.78
56 2026-08-23 06:06 639230619625318239
41 ms 172.64.33.78
55 2026-08-23 06:06 639230619625318239
41 ms 173.245.59.78
54 2026-08-23 05:49 639230609697630264
46 ms 108.162.193.78
53 2026-08-23 05:49 639230609697630264
46 ms 173.245.59.78
52 2026-08-23 05:49 639230609697630264
46 ms 172.64.33.78
51 2026-08-23 04:57 639230578570131864
21 ms 172.64.33.78
50 2026-08-23 04:57 639230578570131864
21 ms 108.162.193.78
49 2026-08-23 04:57 639230578570131864
21 ms 173.245.59.78
48 2026-08-23 04:41 639230568958963168
7 ms 108.162.193.78
47 2026-08-23 04:41 639230568958963168
7 ms 172.64.33.78
46 2026-08-23 04:41 639230568958963168
7 ms 173.245.59.78
45 2026-08-23 04:25 639230559287611211
35 ms 108.162.193.78
44 2026-08-23 04:25 639230559287611211
35 ms 173.245.59.78
43 2026-08-23 04:25 639230559287611211
35 ms 172.64.33.78
42 2026-08-23 04:09 639230549524312030
4 ms 108.162.193.78
41 2026-08-23 04:09 639230549524312030
4 ms 172.64.33.78
40 2026-08-23 04:09 639230549524312030
4 ms 173.245.59.78
39 2026-08-23 03:53 639230539739801669
32 ms 108.162.193.78
38 2026-08-23 03:53 639230539739801669
32 ms 172.64.33.78
37 2026-08-23 03:53 639230539739801669
32 ms 173.245.59.78
36 2026-08-23 03:37 639230530084069375
37 ms 108.162.193.78
35 2026-08-23 03:37 639230530084069375
37 ms 172.64.33.78
34 2026-08-23 03:37 639230530084069375
37 ms 173.245.59.78
33 2026-08-23 03:20 639230520362691441
3 ms 108.162.193.78
32 2026-08-23 03:20 639230520362691441
3 ms 172.64.33.78
31 2026-08-23 03:20 639230520362691441
3 ms 173.245.59.78
30 2026-08-23 03:04 639230510677194518
4 ms 108.162.193.78
29 2026-08-23 03:04 639230510677194518
4 ms 172.64.33.78
28 2026-08-23 03:04 639230510677194518
4 ms 173.245.59.78
27 2026-08-23 02:48 639230501156002646
8 ms 108.162.193.78
26 2026-08-23 02:48 639230501156002646
8 ms 172.64.33.78
25 2026-08-23 02:48 639230501156002646
8 ms 173.245.59.78
24 2026-08-23 02:32 639230491502198541
30 ms 108.162.193.78
23 2026-08-23 02:32 639230491502198541
30 ms 172.64.33.78
22 2026-08-23 02:32 639230491502198541
30 ms 173.245.59.78
21 2026-08-23 02:16 639230481860318494
62 ms 108.162.193.78
20 2026-08-23 02:16 639230481860318494
62 ms 173.245.59.78
19 2026-08-23 02:16 639230481860318494
62 ms 172.64.33.78
18 2026-08-23 02:00 639230471893008575
5 ms 108.162.193.78
17 2026-08-23 02:00 639230471893008575
5 ms 172.64.33.78
16 2026-08-23 02:00 639230471893008575
5 ms 173.245.59.78
15 2026-08-23 01:07 639230440030877421
6 ms 108.162.193.78
14 2026-08-23 01:07 639230440030877421
6 ms 172.64.33.78
13 2026-08-23 01:07 639230440030877421
6 ms 173.245.59.78
12 2026-08-23 00:51 639230430479725508
12 ms 172.64.33.78
11 2026-08-23 00:51 639230430479725508
12 ms 108.162.193.78
10 2026-08-23 00:51 639230430479725508
12 ms 173.245.59.78
9 2026-08-23 00:35 639230420875160219
14 ms 108.162.193.78
8 2026-08-23 00:35 639230420875160219
14 ms 172.64.33.78
7 2026-08-23 00:35 639230420875160219
14 ms 173.245.59.78
6 2026-08-23 00:19 639230411240692575
18 ms 108.162.193.78
5 2026-08-23 00:19 639230411240692575
18 ms 173.245.59.78
4 2026-08-23 00:19 639230411240692575
18 ms 172.64.33.78
3 2026-08-23 00:02 639230401550806607
4 ms 108.162.193.78
2 2026-08-23 00:02 639230401550806607
4 ms 172.64.33.78
1 2026-08-23 00:02 639230401550806607
4 ms 173.245.59.78