DNS response history for dean.ns.cloudflare.com

dean.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 2026-08-10. For this date, NameServerHistory found 244 DNS check records, 243 successful responses, 1 failed responses, and 344 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 dean.ns.cloudflare.com.
Records on Selected Date

244

Historical checks stored for this nameserver on selected date

Average Latency

344 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.193.153

Most recently resolved hosting IP on selected date

Successful Responses

243

Checks that returned a measurable response

Failed Responses

1

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 dean.ns.cloudflare.com

Showing DNS history for 2026-08-10 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
244 2026-08-10 23:53 639220027366289509
64 ms 108.162.193.153
243 2026-08-10 23:53 639220027366289509
64 ms 172.64.33.153
242 2026-08-10 23:53 639220027366289509
64 ms 173.245.59.153
241 2026-08-10 23:38 639220018272941900
9 ms 108.162.193.153
240 2026-08-10 23:38 639220018272941900
9 ms 172.64.33.153
239 2026-08-10 23:38 639220018272941900
9 ms 173.245.59.153
238 2026-08-10 23:23 639220009109892969
-
237 2026-08-10 23:08 639220000040489788
6 ms 108.162.193.153
236 2026-08-10 23:08 639220000040489788
6 ms 172.64.33.153
235 2026-08-10 23:08 639220000040489788
6 ms 173.245.59.153
234 2026-08-10 22:53 639219991197135747
50 ms 108.162.193.153
233 2026-08-10 22:53 639219991197135747
50 ms 172.64.33.153
232 2026-08-10 22:53 639219991197135747
50 ms 173.245.59.153
231 2026-08-10 22:38 639219982104540014
2049 ms 172.64.33.153
230 2026-08-10 22:38 639219982104540014
2049 ms 108.162.193.153
229 2026-08-10 22:38 639219982104540014
2049 ms 173.245.59.153
228 2026-08-10 22:23 639219973150300215
26 ms 108.162.193.153
227 2026-08-10 22:23 639219973150300215
26 ms 172.64.33.153
226 2026-08-10 22:23 639219973150300215
26 ms 173.245.59.153
225 2026-08-10 22:08 639219964188486697
36 ms 172.64.33.153
224 2026-08-10 22:08 639219964188486697
36 ms 173.245.59.153
223 2026-08-10 22:08 639219964188486697
36 ms 108.162.193.153
222 2026-08-10 21:53 639219954995921784
13 ms 108.162.193.153
221 2026-08-10 21:53 639219954995921784
13 ms 172.64.33.153
220 2026-08-10 21:53 639219954995921784
13 ms 173.245.59.153
219 2026-08-10 21:37 639219945559908104
13 ms 108.162.193.153
218 2026-08-10 21:37 639219945559908104
13 ms 173.245.59.153
217 2026-08-10 21:37 639219945559908104
13 ms 172.64.33.153
216 2026-08-10 20:44 639219914137782273
3 ms 108.162.193.153
215 2026-08-10 20:44 639219914137782273
3 ms 172.64.33.153
214 2026-08-10 20:44 639219914137782273
3 ms 173.245.59.153
213 2026-08-10 20:29 639219904858355064
13 ms 172.64.33.153
212 2026-08-10 20:29 639219904858355064
13 ms 173.245.59.153
211 2026-08-10 20:29 639219904858355064
13 ms 108.162.193.153
210 2026-08-10 20:13 639219895655263396
46 ms 172.64.33.153
209 2026-08-10 20:13 639219895655263396
46 ms 173.245.59.153
208 2026-08-10 20:13 639219895655263396
46 ms 108.162.193.153
207 2026-08-10 19:58 639219886527091074
2009 ms 108.162.193.153
206 2026-08-10 19:58 639219886527091074
2009 ms 173.245.59.153
205 2026-08-10 19:58 639219886527091074
2009 ms 172.64.33.153
204 2026-08-10 19:43 639219877343266628
15 ms 108.162.193.153
203 2026-08-10 19:43 639219877343266628
15 ms 172.64.33.153
202 2026-08-10 19:43 639219877343266628
15 ms 173.245.59.153
201 2026-08-10 19:27 639219868177358195
7 ms 108.162.193.153
200 2026-08-10 19:27 639219868177358195
7 ms 172.64.33.153
199 2026-08-10 19:27 639219868177358195
7 ms 173.245.59.153
198 2026-08-10 19:12 639219859159581515
59 ms 108.162.193.153
197 2026-08-10 19:12 639219859159581515
59 ms 172.64.33.153
196 2026-08-10 19:12 639219859159581515
59 ms 173.245.59.153
195 2026-08-10 18:57 639219850124020182
4027 ms 173.245.59.153
194 2026-08-10 18:57 639219850124020182
4027 ms 172.64.33.153
193 2026-08-10 18:57 639219850124020182
4027 ms 108.162.193.153
192 2026-08-10 18:42 639219840940124840
17 ms 108.162.193.153
191 2026-08-10 18:42 639219840940124840
17 ms 172.64.33.153
190 2026-08-10 18:42 639219840940124840
17 ms 173.245.59.153
189 2026-08-10 18:27 639219831829876486
2033 ms 108.162.193.153
188 2026-08-10 18:27 639219831829876486
2033 ms 172.64.33.153
187 2026-08-10 18:27 639219831829876486
2033 ms 173.245.59.153
186 2026-08-10 18:11 639219822587759143
7 ms 108.162.193.153
185 2026-08-10 18:11 639219822587759143
7 ms 172.64.33.153
184 2026-08-10 18:11 639219822587759143
7 ms 173.245.59.153
183 2026-08-10 17:56 639219813247114428
38 ms 173.245.59.153
182 2026-08-10 17:56 639219813247114428
38 ms 108.162.193.153
181 2026-08-10 17:56 639219813247114428
38 ms 172.64.33.153
180 2026-08-10 17:04 639219781959606396
54 ms 108.162.193.153
179 2026-08-10 17:04 639219781959606396
54 ms 172.64.33.153
178 2026-08-10 17:04 639219781959606396
54 ms 173.245.59.153
177 2026-08-10 16:48 639219772658305431
27 ms 108.162.193.153
176 2026-08-10 16:48 639219772658305431
27 ms 172.64.33.153
175 2026-08-10 16:48 639219772658305431
27 ms 173.245.59.153
174 2026-08-10 16:33 639219763454523027
26 ms 108.162.193.153
173 2026-08-10 16:33 639219763454523027
26 ms 172.64.33.153
172 2026-08-10 16:33 639219763454523027
26 ms 173.245.59.153
171 2026-08-10 16:18 639219754279127815
5 ms 108.162.193.153
170 2026-08-10 16:18 639219754279127815
5 ms 172.64.33.153
169 2026-08-10 16:18 639219754279127815
5 ms 173.245.59.153
168 2026-08-10 16:02 639219745087467767
9 ms 172.64.33.153
167 2026-08-10 16:02 639219745087467767
9 ms 173.245.59.153
166 2026-08-10 16:02 639219745087467767
9 ms 108.162.193.153
165 2026-08-10 15:47 639219735900678107
4 ms 108.162.193.153
164 2026-08-10 15:47 639219735900678107
4 ms 172.64.33.153
163 2026-08-10 15:47 639219735900678107
4 ms 173.245.59.153
162 2026-08-10 15:31 639219726531461979
14 ms 172.64.33.153
161 2026-08-10 15:31 639219726531461979
14 ms 173.245.59.153
160 2026-08-10 15:31 639219726531461979
14 ms 108.162.193.153
159 2026-08-10 15:16 639219717415222156
2023 ms 108.162.193.153
158 2026-08-10 15:16 639219717415222156
2023 ms 172.64.33.153
157 2026-08-10 15:16 639219717415222156
2023 ms 173.245.59.153
156 2026-08-10 15:01 639219708266470863
29 ms 108.162.193.153
155 2026-08-10 15:01 639219708266470863
29 ms 172.64.33.153
154 2026-08-10 15:01 639219708266470863
29 ms 173.245.59.153
153 2026-08-10 14:46 639219699049479559
5 ms 108.162.193.153
152 2026-08-10 14:46 639219699049479559
5 ms 172.64.33.153
151 2026-08-10 14:46 639219699049479559
5 ms 173.245.59.153
150 2026-08-10 14:30 639219689775815194
15 ms 108.162.193.153
149 2026-08-10 14:30 639219689775815194
15 ms 172.64.33.153
148 2026-08-10 14:30 639219689775815194
15 ms 173.245.59.153
147 2026-08-10 14:15 639219680511810632
6 ms 108.162.193.153
146 2026-08-10 14:15 639219680511810632
6 ms 172.64.33.153
145 2026-08-10 14:15 639219680511810632
6 ms 173.245.59.153
144 2026-08-10 13:22 639219648997191257
7 ms 108.162.193.153
143 2026-08-10 13:22 639219648997191257
7 ms 172.64.33.153
142 2026-08-10 13:22 639219648997191257
7 ms 173.245.59.153
141 2026-08-10 13:07 639219639938909436
2018 ms 172.64.33.153
140 2026-08-10 13:07 639219639938909436
2018 ms 173.245.59.153
139 2026-08-10 13:07 639219639938909436
2018 ms 108.162.193.153
138 2026-08-10 12:51 639219630718286441
47 ms 108.162.193.153
137 2026-08-10 12:51 639219630718286441
47 ms 172.64.33.153
136 2026-08-10 12:51 639219630718286441
47 ms 173.245.59.153
135 2026-08-10 12:36 639219621472350410
38 ms 108.162.193.153
134 2026-08-10 12:36 639219621472350410
38 ms 172.64.33.153
133 2026-08-10 12:36 639219621472350410
38 ms 173.245.59.153
132 2026-08-10 12:21 639219612500421992
18 ms 108.162.193.153
131 2026-08-10 12:21 639219612500421992
18 ms 172.64.33.153
130 2026-08-10 12:21 639219612500421992
18 ms 173.245.59.153
129 2026-08-10 12:06 639219603383833445
38 ms 172.64.33.153
128 2026-08-10 12:06 639219603383833445
38 ms 108.162.193.153
127 2026-08-10 12:06 639219603383833445
38 ms 173.245.59.153
126 2026-08-10 11:50 639219594143823358
2034 ms 172.64.33.153
125 2026-08-10 11:50 639219594143823358
2034 ms 108.162.193.153
124 2026-08-10 11:50 639219594143823358
2034 ms 173.245.59.153
123 2026-08-10 11:35 639219585053166024
2064 ms 108.162.193.153
122 2026-08-10 11:35 639219585053166024
2064 ms 172.64.33.153
121 2026-08-10 11:35 639219585053166024
2064 ms 173.245.59.153
120 2026-08-10 11:20 639219575885776644
4 ms 108.162.193.153
119 2026-08-10 11:20 639219575885776644
4 ms 172.64.33.153
118 2026-08-10 11:20 639219575885776644
4 ms 173.245.59.153
117 2026-08-10 11:05 639219566844532361
8 ms 173.245.59.153
116 2026-08-10 11:05 639219566844532361
8 ms 172.64.33.153
115 2026-08-10 11:05 639219566844532361
8 ms 108.162.193.153
114 2026-08-10 10:50 639219557705808294
111 ms 108.162.193.153
113 2026-08-10 10:50 639219557705808294
111 ms 173.245.59.153
112 2026-08-10 10:50 639219557705808294
111 ms 172.64.33.153
111 2026-08-10 10:34 639219548482688649
21 ms 108.162.193.153
110 2026-08-10 10:34 639219548482688649
21 ms 172.64.33.153
109 2026-08-10 10:34 639219548482688649
21 ms 173.245.59.153
108 2026-08-10 09:42 639219517492763539
2034 ms 108.162.193.153
107 2026-08-10 09:42 639219517492763539
2034 ms 172.64.33.153
106 2026-08-10 09:42 639219517492763539
2034 ms 173.245.59.153
105 2026-08-10 09:28 639219508755773605
2 ms 108.162.193.153
104 2026-08-10 09:28 639219508755773605
2 ms 172.64.33.153
103 2026-08-10 09:28 639219508755773605
2 ms 173.245.59.153
102 2026-08-10 09:13 639219499852103863
5 ms 108.162.193.153
101 2026-08-10 09:13 639219499852103863
5 ms 172.64.33.153
100 2026-08-10 09:13 639219499852103863
5 ms 173.245.59.153
99 2026-08-10 08:58 639219490893714387
40 ms 172.64.33.153
98 2026-08-10 08:58 639219490893714387
40 ms 108.162.193.153
97 2026-08-10 08:58 639219490893714387
40 ms 173.245.59.153
96 2026-08-10 08:44 639219482299305521
8 ms 108.162.193.153
95 2026-08-10 08:44 639219482299305521
8 ms 172.64.33.153
94 2026-08-10 08:44 639219482299305521
8 ms 173.245.59.153
93 2026-08-10 08:29 639219473613114853
52 ms 108.162.193.153
92 2026-08-10 08:29 639219473613114853
52 ms 172.64.33.153
91 2026-08-10 08:29 639219473613114853
52 ms 173.245.59.153
90 2026-08-10 08:15 639219465061138643
5 ms 108.162.193.153
89 2026-08-10 08:15 639219465061138643
5 ms 172.64.33.153
88 2026-08-10 08:15 639219465061138643
5 ms 173.245.59.153
87 2026-08-10 08:01 639219456616129015
2022 ms 108.162.193.153
86 2026-08-10 08:01 639219456616129015
2022 ms 172.64.33.153
85 2026-08-10 08:01 639219456616129015
2022 ms 173.245.59.153
84 2026-08-10 07:47 639219447974008557
25 ms 108.162.193.153
83 2026-08-10 07:47 639219447974008557
25 ms 172.64.33.153
82 2026-08-10 07:47 639219447974008557
25 ms 173.245.59.153
81 2026-08-10 07:32 639219439498255213
7 ms 173.245.59.153
80 2026-08-10 07:32 639219439498255213
7 ms 108.162.193.153
79 2026-08-10 07:32 639219439498255213
7 ms 172.64.33.153
78 2026-08-10 07:18 639219430664872256
8 ms 172.64.33.153
77 2026-08-10 07:18 639219430664872256
8 ms 108.162.193.153
76 2026-08-10 07:18 639219430664872256
8 ms 173.245.59.153
75 2026-08-10 07:03 639219421757560037
57 ms 108.162.193.153
74 2026-08-10 07:03 639219421757560037
57 ms 173.245.59.153
73 2026-08-10 07:03 639219421757560037
57 ms 172.64.33.153
72 2026-08-10 06:11 639219390773218684
2046 ms 173.245.59.153
71 2026-08-10 06:11 639219390773218684
2046 ms 108.162.193.153
70 2026-08-10 06:11 639219390773218684
2046 ms 172.64.33.153
69 2026-08-10 05:57 639219382205367722
2 ms 108.162.193.153
68 2026-08-10 05:57 639219382205367722
2 ms 172.64.33.153
67 2026-08-10 05:57 639219382205367722
2 ms 173.245.59.153
66 2026-08-10 05:43 639219373711937615
35 ms 108.162.193.153
65 2026-08-10 05:43 639219373711937615
35 ms 172.64.33.153
64 2026-08-10 05:43 639219373711937615
35 ms 173.245.59.153
63 2026-08-10 05:28 639219365088558404
18 ms 173.245.59.153
62 2026-08-10 05:28 639219365088558404
18 ms 172.64.33.153
61 2026-08-10 05:28 639219365088558404
18 ms 108.162.193.153
60 2026-08-10 05:14 639219356348833255
27 ms 108.162.193.153
59 2026-08-10 05:14 639219356348833255
27 ms 172.64.33.153
58 2026-08-10 05:14 639219356348833255
27 ms 173.245.59.153
57 2026-08-10 05:00 639219347860053478
4 ms 108.162.193.153
56 2026-08-10 05:00 639219347860053478
4 ms 172.64.33.153
55 2026-08-10 05:00 639219347860053478
4 ms 173.245.59.153
54 2026-08-10 04:45 639219339173195121
34 ms 108.162.193.153
53 2026-08-10 04:45 639219339173195121
34 ms 172.64.33.153
52 2026-08-10 04:45 639219339173195121
34 ms 173.245.59.153
51 2026-08-10 04:31 639219330642664669
50 ms 108.162.193.153
50 2026-08-10 04:31 639219330642664669
50 ms 172.64.33.153
49 2026-08-10 04:31 639219330642664669
50 ms 173.245.59.153
48 2026-08-10 04:17 639219322058698995
21 ms 172.64.33.153
47 2026-08-10 04:17 639219322058698995
21 ms 173.245.59.153
46 2026-08-10 04:17 639219322058698995
21 ms 108.162.193.153
45 2026-08-10 04:03 639219313564344199
75 ms 108.162.193.153
44 2026-08-10 04:03 639219313564344199
75 ms 172.64.33.153
43 2026-08-10 04:03 639219313564344199
75 ms 173.245.59.153
42 2026-08-10 03:48 639219304775113236
10 ms 108.162.193.153
41 2026-08-10 03:48 639219304775113236
10 ms 172.64.33.153
40 2026-08-10 03:48 639219304775113236
10 ms 173.245.59.153
39 2026-08-10 03:33 639219295706181119
26 ms 108.162.193.153
38 2026-08-10 03:33 639219295706181119
26 ms 172.64.33.153
37 2026-08-10 03:33 639219295706181119
26 ms 173.245.59.153
36 2026-08-10 02:41 639219264663923254
10 ms 108.162.193.153
35 2026-08-10 02:41 639219264663923254
10 ms 173.245.59.153
34 2026-08-10 02:41 639219264663923254
10 ms 172.64.33.153
33 2026-08-10 02:27 639219256015178099
10 ms 173.245.59.153
32 2026-08-10 02:27 639219256015178099
10 ms 108.162.193.153
31 2026-08-10 02:27 639219256015178099
10 ms 172.64.33.153
30 2026-08-10 02:13 639219247509540188
25 ms 108.162.193.153
29 2026-08-10 02:13 639219247509540188
25 ms 172.64.33.153
28 2026-08-10 02:13 639219247509540188
25 ms 173.245.59.153
27 2026-08-10 01:58 639219238999539092
14 ms 108.162.193.153
26 2026-08-10 01:58 639219238999539092
14 ms 172.64.33.153
25 2026-08-10 01:58 639219238999539092
14 ms 173.245.59.153
24 2026-08-10 01:44 639219230498823902
7 ms 173.245.59.153
23 2026-08-10 01:44 639219230498823902
7 ms 108.162.193.153
22 2026-08-10 01:44 639219230498823902
7 ms 172.64.33.153
21 2026-08-10 01:30 639219221706460911
2009 ms 173.245.59.153
20 2026-08-10 01:30 639219221706460911
2009 ms 172.64.33.153
19 2026-08-10 01:30 639219221706460911
2009 ms 108.162.193.153
18 2026-08-10 01:15 639219212930606887
9 ms 172.64.33.153
17 2026-08-10 01:15 639219212930606887
9 ms 108.162.193.153
16 2026-08-10 01:15 639219212930606887
9 ms 173.245.59.153
15 2026-08-10 01:01 639219204307908525
5 ms 108.162.193.153
14 2026-08-10 01:01 639219204307908525
5 ms 172.64.33.153
13 2026-08-10 01:01 639219204307908525
5 ms 173.245.59.153
12 2026-08-10 00:46 639219195720181470
11 ms 173.245.59.153
11 2026-08-10 00:46 639219195720181470
11 ms 172.64.33.153
10 2026-08-10 00:46 639219195720181470
11 ms 108.162.193.153
9 2026-08-10 00:32 639219186898174002
7 ms 108.162.193.153
8 2026-08-10 00:32 639219186898174002
7 ms 172.64.33.153
7 2026-08-10 00:32 639219186898174002
7 ms 173.245.59.153
6 2026-08-10 00:17 639219178004946976
14 ms 172.64.33.153
5 2026-08-10 00:17 639219178004946976
14 ms 108.162.193.153
4 2026-08-10 00:17 639219178004946976
14 ms 173.245.59.153
3 2026-08-10 00:02 639219168958805474
3 ms 108.162.193.153
2 2026-08-10 00:02 639219168958805474
3 ms 172.64.33.153
1 2026-08-10 00:02 639219168958805474
3 ms 173.245.59.153