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 2026-08-29. For this date, NameServerHistory found 174 DNS check records, 174 successful responses, 0 failed responses, and 158 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

174

Historical checks stored for this nameserver on selected date

Average Latency

158 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-29 19:45

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

174

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 2026-08-29 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
174 2026-08-29 19:45 639236295286597133
3 ms 108.162.193.78
173 2026-08-29 19:45 639236295286597133
3 ms 172.64.33.78
172 2026-08-29 19:45 639236295286597133
3 ms 173.245.59.78
171 2026-08-29 19:28 639236285137083691
63 ms 173.245.59.78
170 2026-08-29 19:28 639236285137083691
63 ms 108.162.193.78
169 2026-08-29 19:28 639236285137083691
63 ms 172.64.33.78
168 2026-08-29 19:11 639236274938699727
54 ms 108.162.193.78
167 2026-08-29 19:11 639236274938699727
54 ms 172.64.33.78
166 2026-08-29 19:11 639236274938699727
54 ms 173.245.59.78
165 2026-08-29 18:54 639236264595544117
22 ms 108.162.193.78
164 2026-08-29 18:54 639236264595544117
22 ms 172.64.33.78
163 2026-08-29 18:54 639236264595544117
22 ms 173.245.59.78
162 2026-08-29 18:37 639236254203764064
9 ms 108.162.193.78
161 2026-08-29 18:37 639236254203764064
9 ms 172.64.33.78
160 2026-08-29 18:37 639236254203764064
9 ms 173.245.59.78
159 2026-08-29 18:20 639236243919128798
8 ms 108.162.193.78
158 2026-08-29 18:20 639236243919128798
8 ms 172.64.33.78
157 2026-08-29 18:20 639236243919128798
8 ms 173.245.59.78
156 2026-08-29 17:26 639236211708980066
5 ms 108.162.193.78
155 2026-08-29 17:26 639236211708980066
5 ms 172.64.33.78
154 2026-08-29 17:26 639236211708980066
5 ms 173.245.59.78
153 2026-08-29 17:09 639236201724764228
42 ms 173.245.59.78
152 2026-08-29 17:09 639236201724764228
42 ms 108.162.193.78
151 2026-08-29 17:09 639236201724764228
42 ms 172.64.33.78
150 2026-08-29 16:53 639236191714376906
4 ms 108.162.193.78
149 2026-08-29 16:53 639236191714376906
4 ms 172.64.33.78
148 2026-08-29 16:53 639236191714376906
4 ms 173.245.59.78
147 2026-08-29 16:36 639236181773042179
12 ms 108.162.193.78
146 2026-08-29 16:36 639236181773042179
12 ms 172.64.33.78
145 2026-08-29 16:36 639236181773042179
12 ms 173.245.59.78
144 2026-08-29 16:19 639236171632735061
36 ms 108.162.193.78
143 2026-08-29 16:19 639236171632735061
36 ms 172.64.33.78
142 2026-08-29 16:19 639236171632735061
36 ms 173.245.59.78
141 2026-08-29 16:02 639236161347015414
3 ms 108.162.193.78
140 2026-08-29 16:02 639236161347015414
3 ms 172.64.33.78
139 2026-08-29 16:02 639236161347015414
3 ms 173.245.59.78
138 2026-08-29 15:45 639236151200362098
11 ms 108.162.193.78
137 2026-08-29 15:45 639236151200362098
11 ms 172.64.33.78
136 2026-08-29 15:45 639236151200362098
11 ms 173.245.59.78
135 2026-08-29 15:28 639236141026805328
53 ms 108.162.193.78
134 2026-08-29 15:28 639236141026805328
53 ms 172.64.33.78
133 2026-08-29 15:28 639236141026805328
53 ms 173.245.59.78
132 2026-08-29 15:12 639236131100930722
7 ms 108.162.193.78
131 2026-08-29 15:12 639236131100930722
7 ms 172.64.33.78
130 2026-08-29 15:12 639236131100930722
7 ms 173.245.59.78
129 2026-08-29 14:55 639236120950030411
2017 ms 108.162.193.78
128 2026-08-29 14:55 639236120950030411
2017 ms 172.64.33.78
127 2026-08-29 14:55 639236120950030411
2017 ms 173.245.59.78
126 2026-08-29 14:37 639236110532007205
5 ms 108.162.193.78
125 2026-08-29 14:37 639236110532007205
5 ms 172.64.33.78
124 2026-08-29 14:37 639236110532007205
5 ms 173.245.59.78
123 2026-08-29 14:20 639236100176958860
27 ms 108.162.193.78
122 2026-08-29 14:20 639236100176958860
27 ms 172.64.33.78
121 2026-08-29 14:20 639236100176958860
27 ms 173.245.59.78
120 2026-08-29 13:27 639236068470247956
3 ms 108.162.193.78
119 2026-08-29 13:27 639236068470247956
3 ms 172.64.33.78
118 2026-08-29 13:27 639236068470247956
3 ms 173.245.59.78
117 2026-08-29 13:11 639236058468679452
5 ms 108.162.193.78
116 2026-08-29 13:11 639236058468679452
5 ms 172.64.33.78
115 2026-08-29 13:11 639236058468679452
5 ms 173.245.59.78
114 2026-08-29 12:54 639236048317337090
7 ms 172.64.33.78
113 2026-08-29 12:54 639236048317337090
7 ms 108.162.193.78
112 2026-08-29 12:54 639236048317337090
7 ms 173.245.59.78
111 2026-08-29 12:37 639236038221169202
7 ms 108.162.193.78
110 2026-08-29 12:37 639236038221169202
7 ms 172.64.33.78
109 2026-08-29 12:37 639236038221169202
7 ms 173.245.59.78
108 2026-08-29 12:20 639236028175589918
5 ms 108.162.193.78
107 2026-08-29 12:20 639236028175589918
5 ms 172.64.33.78
106 2026-08-29 12:20 639236028175589918
5 ms 173.245.59.78
105 2026-08-29 12:03 639236017965421028
3 ms 108.162.193.78
104 2026-08-29 12:03 639236017965421028
3 ms 172.64.33.78
103 2026-08-29 12:03 639236017965421028
3 ms 173.245.59.78
102 2026-08-29 11:46 639236007792625266
4 ms 108.162.193.78
101 2026-08-29 11:46 639236007792625266
4 ms 172.64.33.78
100 2026-08-29 11:46 639236007792625266
4 ms 173.245.59.78
99 2026-08-29 11:29 639235997602806960
10 ms 173.245.59.78
98 2026-08-29 11:29 639235997602806960
10 ms 108.162.193.78
97 2026-08-29 11:29 639235997602806960
10 ms 172.64.33.78
96 2026-08-29 11:12 639235987487833458
5 ms 108.162.193.78
95 2026-08-29 11:12 639235987487833458
5 ms 172.64.33.78
94 2026-08-29 11:12 639235987487833458
5 ms 173.245.59.78
93 2026-08-29 10:55 639235977211002296
2035 ms 108.162.193.78
92 2026-08-29 10:55 639235977211002296
2035 ms 172.64.33.78
91 2026-08-29 10:55 639235977211002296
2035 ms 173.245.59.78
90 2026-08-29 10:38 639235966864596836
28 ms 173.245.59.78
89 2026-08-29 10:38 639235966864596836
28 ms 108.162.193.78
88 2026-08-29 10:38 639235966864596836
28 ms 172.64.33.78
87 2026-08-29 10:21 639235956590882003
3 ms 108.162.193.78
86 2026-08-29 10:21 639235956590882003
3 ms 172.64.33.78
85 2026-08-29 10:21 639235956590882003
3 ms 173.245.59.78
84 2026-08-29 09:27 639235924465736791
37 ms 108.162.193.78
83 2026-08-29 09:27 639235924465736791
37 ms 172.64.33.78
82 2026-08-29 09:27 639235924465736791
37 ms 173.245.59.78
81 2026-08-29 09:11 639235914430611197
7 ms 172.64.33.78
80 2026-08-29 09:11 639235914430611197
7 ms 108.162.193.78
79 2026-08-29 09:11 639235914430611197
7 ms 173.245.59.78
78 2026-08-29 08:54 639235904343784853
63 ms 172.64.33.78
77 2026-08-29 08:54 639235904343784853
63 ms 108.162.193.78
76 2026-08-29 08:54 639235904343784853
63 ms 173.245.59.78
75 2026-08-29 08:37 639235894201078068
2014 ms 108.162.193.78
74 2026-08-29 08:37 639235894201078068
2014 ms 172.64.33.78
73 2026-08-29 08:37 639235894201078068
2014 ms 173.245.59.78
72 2026-08-29 08:20 639235884233447452
10 ms 108.162.193.78
71 2026-08-29 08:20 639235884233447452
10 ms 172.64.33.78
70 2026-08-29 08:20 639235884233447452
10 ms 173.245.59.78
69 2026-08-29 08:03 639235874142207309
6 ms 108.162.193.78
68 2026-08-29 08:03 639235874142207309
6 ms 172.64.33.78
67 2026-08-29 08:03 639235874142207309
6 ms 173.245.59.78
66 2026-08-29 07:46 639235863974652466
45 ms 108.162.193.78
65 2026-08-29 07:46 639235863974652466
45 ms 172.64.33.78
64 2026-08-29 07:46 639235863974652466
45 ms 173.245.59.78
63 2026-08-29 07:29 639235853716243436
3 ms 108.162.193.78
62 2026-08-29 07:29 639235853716243436
3 ms 172.64.33.78
61 2026-08-29 07:29 639235853716243436
3 ms 173.245.59.78
60 2026-08-29 07:13 639235843614494759
51 ms 173.245.59.78
59 2026-08-29 07:13 639235843614494759
51 ms 108.162.193.78
58 2026-08-29 07:13 639235843614494759
51 ms 172.64.33.78
57 2026-08-29 06:56 639235833401459551
5 ms 108.162.193.78
56 2026-08-29 06:56 639235833401459551
5 ms 172.64.33.78
55 2026-08-29 06:56 639235833401459551
5 ms 173.245.59.78
54 2026-08-29 06:39 639235823220464528
15 ms 108.162.193.78
53 2026-08-29 06:39 639235823220464528
15 ms 173.245.59.78
52 2026-08-29 06:39 639235823220464528
15 ms 172.64.33.78
51 2026-08-29 06:22 639235812997510905
2250 ms 108.162.193.78
50 2026-08-29 06:22 639235812997510905
2250 ms 173.245.59.78
49 2026-08-29 06:22 639235812997510905
2250 ms 172.64.33.78
48 2026-08-29 05:28 639235781101962521
4 ms 108.162.193.78
47 2026-08-29 05:28 639235781101962521
4 ms 172.64.33.78
46 2026-08-29 05:28 639235781101962521
4 ms 173.245.59.78
45 2026-08-29 05:12 639235771207673260
4 ms 108.162.193.78
44 2026-08-29 05:12 639235771207673260
4 ms 172.64.33.78
43 2026-08-29 05:12 639235771207673260
4 ms 173.245.59.78
42 2026-08-29 04:55 639235761047429642
3 ms 108.162.193.78
41 2026-08-29 04:55 639235761047429642
3 ms 172.64.33.78
40 2026-08-29 04:55 639235761047429642
3 ms 173.245.59.78
39 2026-08-29 04:38 639235750964347246
36 ms 108.162.193.78
38 2026-08-29 04:38 639235750964347246
36 ms 172.64.33.78
37 2026-08-29 04:38 639235750964347246
36 ms 173.245.59.78
36 2026-08-29 04:21 639235740923490874
18 ms 108.162.193.78
35 2026-08-29 04:21 639235740923490874
18 ms 172.64.33.78
34 2026-08-29 04:21 639235740923490874
18 ms 173.245.59.78
33 2026-08-29 04:05 639235730842894399
4 ms 108.162.193.78
32 2026-08-29 04:05 639235730842894399
4 ms 172.64.33.78
31 2026-08-29 04:05 639235730842894399
4 ms 173.245.59.78
30 2026-08-29 03:48 639235720760084717
4 ms 108.162.193.78
29 2026-08-29 03:48 639235720760084717
4 ms 172.64.33.78
28 2026-08-29 03:48 639235720760084717
4 ms 173.245.59.78
27 2026-08-29 03:31 639235710843666743
3 ms 108.162.193.78
26 2026-08-29 03:31 639235710843666743
3 ms 172.64.33.78
25 2026-08-29 03:31 639235710843666743
3 ms 173.245.59.78
24 2026-08-29 03:14 639235700733510561
23 ms 108.162.193.78
23 2026-08-29 03:14 639235700733510561
23 ms 172.64.33.78
22 2026-08-29 03:14 639235700733510561
23 ms 173.245.59.78
21 2026-08-29 02:57 639235690509906192
8 ms 108.162.193.78
20 2026-08-29 02:57 639235690509906192
8 ms 172.64.33.78
19 2026-08-29 02:57 639235690509906192
8 ms 173.245.59.78
18 2026-08-29 02:40 639235680156673501
5 ms 108.162.193.78
17 2026-08-29 02:40 639235680156673501
5 ms 172.64.33.78
16 2026-08-29 02:40 639235680156673501
5 ms 173.245.59.78
15 2026-08-29 02:23 639235669720606443
17 ms 172.64.33.78
14 2026-08-29 02:23 639235669720606443
17 ms 173.245.59.78
13 2026-08-29 02:23 639235669720606443
17 ms 108.162.193.78
12 2026-08-29 01:29 639235637451417084
3 ms 108.162.193.78
11 2026-08-29 01:29 639235637451417084
3 ms 172.64.33.78
10 2026-08-29 01:29 639235637451417084
3 ms 173.245.59.78
9 2026-08-29 01:12 639235627307383453
3 ms 108.162.193.78
8 2026-08-29 01:12 639235627307383453
3 ms 172.64.33.78
7 2026-08-29 01:12 639235627307383453
3 ms 173.245.59.78
6 2026-08-29 00:55 639235616906386856
18 ms 108.162.193.78
5 2026-08-29 00:55 639235616906386856
18 ms 172.64.33.78
4 2026-08-29 00:55 639235616906386856
18 ms 173.245.59.78
3 2026-08-29 00:37 639235606582912691
3 ms 108.162.193.78
2 2026-08-29 00:37 639235606582912691
3 ms 172.64.33.78
1 2026-08-29 00:37 639235606582912691
3 ms 173.245.59.78