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 2026-08-22. For this date, NameServerHistory found 222 DNS check records, 222 successful responses, 0 failed responses, and 182 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

222

Historical checks stored for this nameserver on selected date

Average Latency

182 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:46

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

222

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 2026-08-22 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
222 2026-08-22 23:46 639230391807229016
40 ms 108.162.193.78
221 2026-08-22 23:46 639230391807229016
40 ms 172.64.33.78
220 2026-08-22 23:46 639230391807229016
40 ms 173.245.59.78
219 2026-08-22 23:30 639230382051619327
28 ms 108.162.193.78
218 2026-08-22 23:30 639230382051619327
28 ms 172.64.33.78
217 2026-08-22 23:30 639230382051619327
28 ms 173.245.59.78
216 2026-08-22 23:14 639230372323353529
32 ms 108.162.193.78
215 2026-08-22 23:14 639230372323353529
32 ms 172.64.33.78
214 2026-08-22 23:14 639230372323353529
32 ms 173.245.59.78
213 2026-08-22 22:58 639230362586451064
21 ms 172.64.33.78
212 2026-08-22 22:58 639230362586451064
21 ms 108.162.193.78
211 2026-08-22 22:58 639230362586451064
21 ms 173.245.59.78
210 2026-08-22 22:41 639230352793666303
2013 ms 108.162.193.78
209 2026-08-22 22:41 639230352793666303
2013 ms 172.64.33.78
208 2026-08-22 22:41 639230352793666303
2013 ms 173.245.59.78
207 2026-08-22 22:24 639230342775737758
29 ms 172.64.33.78
206 2026-08-22 22:24 639230342775737758
29 ms 108.162.193.78
205 2026-08-22 22:24 639230342775737758
29 ms 173.245.59.78
204 2026-08-22 22:08 639230332639939561
2041 ms 108.162.193.78
203 2026-08-22 22:08 639230332639939561
2041 ms 172.64.33.78
202 2026-08-22 22:08 639230332639939561
2041 ms 173.245.59.78
201 2026-08-22 21:15 639230301014190104
64 ms 108.162.193.78
200 2026-08-22 21:15 639230301014190104
64 ms 172.64.33.78
199 2026-08-22 21:15 639230301014190104
64 ms 173.245.59.78
198 2026-08-22 20:58 639230291048161498
3 ms 108.162.193.78
197 2026-08-22 20:58 639230291048161498
3 ms 172.64.33.78
196 2026-08-22 20:58 639230291048161498
3 ms 173.245.59.78
195 2026-08-22 20:41 639230280894353664
15 ms 108.162.193.78
194 2026-08-22 20:41 639230280894353664
15 ms 172.64.33.78
193 2026-08-22 20:41 639230280894353664
15 ms 173.245.59.78
192 2026-08-22 20:24 639230270699419073
49 ms 108.162.193.78
191 2026-08-22 20:24 639230270699419073
49 ms 172.64.33.78
190 2026-08-22 20:24 639230270699419073
49 ms 173.245.59.78
189 2026-08-22 20:07 639230260248163050
20 ms 108.162.193.78
188 2026-08-22 20:07 639230260248163050
20 ms 172.64.33.78
187 2026-08-22 20:07 639230260248163050
20 ms 173.245.59.78
186 2026-08-22 19:50 639230250122494282
21 ms 108.162.193.78
185 2026-08-22 19:50 639230250122494282
21 ms 172.64.33.78
184 2026-08-22 19:50 639230250122494282
21 ms 173.245.59.78
183 2026-08-22 19:33 639230239972935046
2016 ms 173.245.59.78
182 2026-08-22 19:33 639230239972935046
2016 ms 172.64.33.78
181 2026-08-22 19:33 639230239972935046
2016 ms 108.162.193.78
180 2026-08-22 19:16 639230229963262464
31 ms 173.245.59.78
179 2026-08-22 19:16 639230229963262464
31 ms 108.162.193.78
178 2026-08-22 19:16 639230229963262464
31 ms 172.64.33.78
177 2026-08-22 19:00 639230220033804658
7 ms 108.162.193.78
176 2026-08-22 19:00 639230220033804658
7 ms 172.64.33.78
175 2026-08-22 19:00 639230220033804658
7 ms 173.245.59.78
174 2026-08-22 18:43 639230209891107289
30 ms 108.162.193.78
173 2026-08-22 18:43 639230209891107289
30 ms 173.245.59.78
172 2026-08-22 18:43 639230209891107289
30 ms 172.64.33.78
171 2026-08-22 18:26 639230199630298717
4 ms 108.162.193.78
170 2026-08-22 18:26 639230199630298717
4 ms 172.64.33.78
169 2026-08-22 18:26 639230199630298717
4 ms 173.245.59.78
168 2026-08-22 18:09 639230189301984150
8 ms 173.245.59.78
167 2026-08-22 18:09 639230189301984150
8 ms 172.64.33.78
166 2026-08-22 18:09 639230189301984150
8 ms 108.162.193.78
165 2026-08-22 17:15 639230157138468804
29 ms 108.162.193.78
164 2026-08-22 17:15 639230157138468804
29 ms 173.245.59.78
163 2026-08-22 17:15 639230157138468804
29 ms 172.64.33.78
162 2026-08-22 16:58 639230146987869495
27 ms 173.245.59.78
161 2026-08-22 16:58 639230146987869495
27 ms 108.162.193.78
160 2026-08-22 16:58 639230146987869495
27 ms 172.64.33.78
159 2026-08-22 16:41 639230136768638516
6 ms 108.162.193.78
158 2026-08-22 16:41 639230136768638516
6 ms 172.64.33.78
157 2026-08-22 16:41 639230136768638516
6 ms 173.245.59.78
156 2026-08-22 16:24 639230126735907877
6 ms 108.162.193.78
155 2026-08-22 16:24 639230126735907877
6 ms 172.64.33.78
154 2026-08-22 16:24 639230126735907877
6 ms 173.245.59.78
153 2026-08-22 16:07 639230116551187768
4 ms 108.162.193.78
152 2026-08-22 16:07 639230116551187768
4 ms 172.64.33.78
151 2026-08-22 16:07 639230116551187768
4 ms 173.245.59.78
150 2026-08-22 15:50 639230106335615913
7 ms 108.162.193.78
149 2026-08-22 15:50 639230106335615913
7 ms 172.64.33.78
148 2026-08-22 15:50 639230106335615913
7 ms 173.245.59.78
147 2026-08-22 15:33 639230096177758176
37 ms 172.64.33.78
146 2026-08-22 15:33 639230096177758176
37 ms 108.162.193.78
145 2026-08-22 15:33 639230096177758176
37 ms 173.245.59.78
144 2026-08-22 15:17 639230086185999993
10 ms 172.64.33.78
143 2026-08-22 15:17 639230086185999993
10 ms 173.245.59.78
142 2026-08-22 15:17 639230086185999993
10 ms 108.162.193.78
141 2026-08-22 15:00 639230076247854903
4 ms 108.162.193.78
140 2026-08-22 15:00 639230076247854903
4 ms 172.64.33.78
139 2026-08-22 15:00 639230076247854903
4 ms 173.245.59.78
138 2026-08-22 14:43 639230066076077530
28 ms 108.162.193.78
137 2026-08-22 14:43 639230066076077530
28 ms 172.64.33.78
136 2026-08-22 14:43 639230066076077530
28 ms 173.245.59.78
135 2026-08-22 14:26 639230055738197328
30 ms 108.162.193.78
134 2026-08-22 14:26 639230055738197328
30 ms 172.64.33.78
133 2026-08-22 14:26 639230055738197328
30 ms 173.245.59.78
132 2026-08-22 14:09 639230045411225521
12 ms 108.162.193.78
131 2026-08-22 14:09 639230045411225521
12 ms 172.64.33.78
130 2026-08-22 14:09 639230045411225521
12 ms 173.245.59.78
129 2026-08-22 13:15 639230013046000470
2044 ms 108.162.193.78
128 2026-08-22 13:15 639230013046000470
2044 ms 172.64.33.78
127 2026-08-22 13:15 639230013046000470
2044 ms 173.245.59.78
126 2026-08-22 12:58 639230003090037878
8 ms 108.162.193.78
125 2026-08-22 12:58 639230003090037878
8 ms 172.64.33.78
124 2026-08-22 12:58 639230003090037878
8 ms 173.245.59.78
123 2026-08-22 12:42 639229993008259475
22 ms 108.162.193.78
122 2026-08-22 12:42 639229993008259475
22 ms 172.64.33.78
121 2026-08-22 12:42 639229993008259475
22 ms 173.245.59.78
120 2026-08-22 12:25 639229982909449470
3 ms 108.162.193.78
119 2026-08-22 12:25 639229982909449470
3 ms 172.64.33.78
118 2026-08-22 12:25 639229982909449470
3 ms 173.245.59.78
117 2026-08-22 12:08 639229973035502212
8 ms 108.162.193.78
116 2026-08-22 12:08 639229973035502212
8 ms 172.64.33.78
115 2026-08-22 12:08 639229973035502212
8 ms 173.245.59.78
114 2026-08-22 11:52 639229963064296145
3 ms 108.162.193.78
113 2026-08-22 11:52 639229963064296145
3 ms 172.64.33.78
112 2026-08-22 11:52 639229963064296145
3 ms 173.245.59.78
111 2026-08-22 11:35 639229952996162143
9 ms 108.162.193.78
110 2026-08-22 11:35 639229952996162143
9 ms 172.64.33.78
109 2026-08-22 11:35 639229952996162143
9 ms 173.245.59.78
108 2026-08-22 11:18 639229943051949195
2011 ms 173.245.59.78
107 2026-08-22 11:18 639229943051949195
2011 ms 108.162.193.78
106 2026-08-22 11:18 639229943051949195
2011 ms 172.64.33.78
105 2026-08-22 11:01 639229932919214934
9 ms 172.64.33.78
104 2026-08-22 11:01 639229932919214934
9 ms 173.245.59.78
103 2026-08-22 11:01 639229932919214934
9 ms 108.162.193.78
102 2026-08-22 10:44 639229922745889838
6 ms 108.162.193.78
101 2026-08-22 10:44 639229922745889838
6 ms 172.64.33.78
100 2026-08-22 10:44 639229922745889838
6 ms 173.245.59.78
99 2026-08-22 10:28 639229912587214796
38 ms 108.162.193.78
98 2026-08-22 10:28 639229912587214796
38 ms 172.64.33.78
97 2026-08-22 10:28 639229912587214796
38 ms 173.245.59.78
96 2026-08-22 10:10 639229902240004454
22 ms 108.162.193.78
95 2026-08-22 10:10 639229902240004454
22 ms 172.64.33.78
94 2026-08-22 10:10 639229902240004454
22 ms 173.245.59.78
93 2026-08-22 09:18 639229870800501662
13 ms 108.162.193.78
92 2026-08-22 09:18 639229870800501662
13 ms 172.64.33.78
91 2026-08-22 09:18 639229870800501662
13 ms 173.245.59.78
90 2026-08-22 09:02 639229861058384956
31 ms 108.162.193.78
89 2026-08-22 09:02 639229861058384956
31 ms 172.64.33.78
88 2026-08-22 09:02 639229861058384956
31 ms 173.245.59.78
87 2026-08-22 08:45 639229851158592604
86 ms 108.162.193.78
86 2026-08-22 08:45 639229851158592604
86 ms 172.64.33.78
85 2026-08-22 08:45 639229851158592604
86 ms 173.245.59.78
84 2026-08-22 08:29 639229841475569629
12 ms 108.162.193.78
83 2026-08-22 08:29 639229841475569629
12 ms 172.64.33.78
82 2026-08-22 08:29 639229841475569629
12 ms 173.245.59.78
81 2026-08-22 08:13 639229831887658471
16 ms 108.162.193.78
80 2026-08-22 08:13 639229831887658471
16 ms 172.64.33.78
79 2026-08-22 08:13 639229831887658471
16 ms 173.245.59.78
78 2026-08-22 07:57 639229822043670346
14 ms 173.245.59.78
77 2026-08-22 07:57 639229822043670346
14 ms 172.64.33.78
76 2026-08-22 07:57 639229822043670346
14 ms 108.162.193.78
75 2026-08-22 07:40 639229812327913936
4 ms 108.162.193.78
74 2026-08-22 07:40 639229812327913936
4 ms 172.64.33.78
73 2026-08-22 07:40 639229812327913936
4 ms 173.245.59.78
72 2026-08-22 07:24 639229802629488686
10 ms 108.162.193.78
71 2026-08-22 07:24 639229802629488686
10 ms 172.64.33.78
70 2026-08-22 07:24 639229802629488686
10 ms 173.245.59.78
69 2026-08-22 07:08 639229793051447309
32 ms 108.162.193.78
68 2026-08-22 07:08 639229793051447309
32 ms 172.64.33.78
67 2026-08-22 07:08 639229793051447309
32 ms 173.245.59.78
66 2026-08-22 06:52 639229783303531961
23 ms 108.162.193.78
65 2026-08-22 06:52 639229783303531961
23 ms 172.64.33.78
64 2026-08-22 06:52 639229783303531961
23 ms 173.245.59.78
63 2026-08-22 06:36 639229773458051942
10 ms 173.245.59.78
62 2026-08-22 06:36 639229773458051942
10 ms 108.162.193.78
61 2026-08-22 06:36 639229773458051942
10 ms 172.64.33.78
60 2026-08-22 06:19 639229763373848056
31 ms 108.162.193.78
59 2026-08-22 06:19 639229763373848056
31 ms 172.64.33.78
58 2026-08-22 06:19 639229763373848056
31 ms 173.245.59.78
57 2026-08-22 05:27 639229732140622809
7 ms 173.245.59.78
56 2026-08-22 05:27 639229732140622809
7 ms 172.64.33.78
55 2026-08-22 05:27 639229732140622809
7 ms 108.162.193.78
54 2026-08-22 05:11 639229722699695967
5 ms 108.162.193.78
53 2026-08-22 05:11 639229722699695967
5 ms 172.64.33.78
52 2026-08-22 05:11 639229722699695967
5 ms 173.245.59.78
51 2026-08-22 04:55 639229713097498075
44 ms 108.162.193.78
50 2026-08-22 04:55 639229713097498075
44 ms 172.64.33.78
49 2026-08-22 04:55 639229713097498075
44 ms 173.245.59.78
48 2026-08-22 04:39 639229703543969637
5 ms 108.162.193.78
47 2026-08-22 04:39 639229703543969637
5 ms 172.64.33.78
46 2026-08-22 04:39 639229703543969637
5 ms 173.245.59.78
45 2026-08-22 04:23 639229693970392873
24 ms 108.162.193.78
44 2026-08-22 04:23 639229693970392873
24 ms 172.64.33.78
43 2026-08-22 04:23 639229693970392873
24 ms 173.245.59.78
42 2026-08-22 04:07 639229684277329469
7 ms 108.162.193.78
41 2026-08-22 04:07 639229684277329469
7 ms 172.64.33.78
40 2026-08-22 04:07 639229684277329469
7 ms 173.245.59.78
39 2026-08-22 03:51 639229674501596661
2031 ms 173.245.59.78
38 2026-08-22 03:51 639229674501596661
2031 ms 172.64.33.78
37 2026-08-22 03:51 639229674501596661
2031 ms 108.162.193.78
36 2026-08-22 03:35 639229665064441147
4 ms 108.162.193.78
35 2026-08-22 03:35 639229665064441147
4 ms 172.64.33.78
34 2026-08-22 03:35 639229665064441147
4 ms 173.245.59.78
33 2026-08-22 03:19 639229655507536872
20 ms 173.245.59.78
32 2026-08-22 03:19 639229655507536872
20 ms 172.64.33.78
31 2026-08-22 03:19 639229655507536872
20 ms 108.162.193.78
30 2026-08-22 03:03 639229645849603111
27 ms 172.64.33.78
29 2026-08-22 03:03 639229645849603111
27 ms 173.245.59.78
28 2026-08-22 03:03 639229645849603111
27 ms 108.162.193.78
27 2026-08-22 02:47 639229636090497453
23 ms 108.162.193.78
26 2026-08-22 02:47 639229636090497453
23 ms 172.64.33.78
25 2026-08-22 02:47 639229636090497453
23 ms 173.245.59.78
24 2026-08-22 02:30 639229625978544281
35 ms 108.162.193.78
23 2026-08-22 02:30 639229625978544281
35 ms 172.64.33.78
22 2026-08-22 02:30 639229625978544281
35 ms 173.245.59.78
21 2026-08-22 01:38 639229594644662176
4 ms 108.162.193.78
20 2026-08-22 01:38 639229594644662176
4 ms 172.64.33.78
19 2026-08-22 01:38 639229594644662176
4 ms 173.245.59.78
18 2026-08-22 01:22 639229585214633065
28 ms 108.162.193.78
17 2026-08-22 01:22 639229585214633065
28 ms 172.64.33.78
16 2026-08-22 01:22 639229585214633065
28 ms 173.245.59.78
15 2026-08-22 01:06 639229575581042175
5 ms 108.162.193.78
14 2026-08-22 01:06 639229575581042175
5 ms 172.64.33.78
13 2026-08-22 01:06 639229575581042175
5 ms 173.245.59.78
12 2026-08-22 00:50 639229565912268962
20 ms 108.162.193.78
11 2026-08-22 00:50 639229565912268962
20 ms 172.64.33.78
10 2026-08-22 00:50 639229565912268962
20 ms 173.245.59.78
9 2026-08-22 00:34 639229556237813203
21 ms 108.162.193.78
8 2026-08-22 00:34 639229556237813203
21 ms 172.64.33.78
7 2026-08-22 00:34 639229556237813203
21 ms 173.245.59.78
6 2026-08-22 00:18 639229546625802518
23 ms 173.245.59.78
5 2026-08-22 00:18 639229546625802518
23 ms 172.64.33.78
4 2026-08-22 00:18 639229546625802518
23 ms 108.162.193.78
3 2026-08-22 00:02 639229537172016621
3 ms 108.162.193.78
2 2026-08-22 00:02 639229537172016621
3 ms 172.64.33.78
1 2026-08-22 00:02 639229537172016621
3 ms 173.245.59.78