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 2026-08-14. For this date, NameServerHistory found 232 DNS check records, 231 successful responses, 1 failed responses, and 278 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

232

Historical checks stored for this nameserver on selected date

Average Latency

278 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-14 23:58

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

231

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 2026-08-14 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
232 2026-08-14 23:58 639223486524583054
19 ms 108.162.193.153
231 2026-08-14 23:58 639223486524583054
19 ms 173.245.59.153
230 2026-08-14 23:58 639223486524583054
19 ms 172.64.33.153
229 2026-08-14 23:42 639223477272309567
2019 ms 172.64.33.153
228 2026-08-14 23:42 639223477272309567
2019 ms 173.245.59.153
227 2026-08-14 23:42 639223477272309567
2019 ms 108.162.193.153
226 2026-08-14 23:26 639223467876800215
25 ms 173.245.59.153
225 2026-08-14 23:26 639223467876800215
25 ms 108.162.193.153
224 2026-08-14 23:26 639223467876800215
25 ms 172.64.33.153
223 2026-08-14 23:11 639223458466733344
29 ms 172.64.33.153
222 2026-08-14 23:11 639223458466733344
29 ms 173.245.59.153
221 2026-08-14 23:11 639223458466733344
29 ms 108.162.193.153
220 2026-08-14 22:55 639223449196197019
5 ms 108.162.193.153
219 2026-08-14 22:55 639223449196197019
5 ms 172.64.33.153
218 2026-08-14 22:55 639223449196197019
5 ms 173.245.59.153
217 2026-08-14 22:39 639223439729973302
16 ms 108.162.193.153
216 2026-08-14 22:39 639223439729973302
16 ms 172.64.33.153
215 2026-08-14 22:39 639223439729973302
16 ms 173.245.59.153
214 2026-08-14 22:24 639223430298973377
2028 ms 172.64.33.153
213 2026-08-14 22:24 639223430298973377
2028 ms 173.245.59.153
212 2026-08-14 22:24 639223430298973377
2028 ms 108.162.193.153
211 2026-08-14 22:08 639223420812183061
8 ms 108.162.193.153
210 2026-08-14 22:08 639223420812183061
8 ms 172.64.33.153
209 2026-08-14 22:08 639223420812183061
8 ms 173.245.59.153
208 2026-08-14 21:52 639223411307572360
31 ms 172.64.33.153
207 2026-08-14 21:52 639223411307572360
31 ms 173.245.59.153
206 2026-08-14 21:52 639223411307572360
31 ms 108.162.193.153
205 2026-08-14 21:36 639223401895099116
2035 ms 108.162.193.153
204 2026-08-14 21:36 639223401895099116
2035 ms 172.64.33.153
203 2026-08-14 21:36 639223401895099116
2035 ms 173.245.59.153
202 2026-08-14 20:44 639223370328282191
4 ms 108.162.193.153
201 2026-08-14 20:44 639223370328282191
4 ms 172.64.33.153
200 2026-08-14 20:44 639223370328282191
4 ms 173.245.59.153
199 2026-08-14 20:28 639223361156898888
7 ms 108.162.193.153
198 2026-08-14 20:28 639223361156898888
7 ms 172.64.33.153
197 2026-08-14 20:28 639223361156898888
7 ms 173.245.59.153
196 2026-08-14 20:13 639223351683501109
2009 ms 108.162.193.153
195 2026-08-14 20:13 639223351683501109
2009 ms 172.64.33.153
194 2026-08-14 20:13 639223351683501109
2009 ms 173.245.59.153
193 2026-08-14 19:57 639223342485908428
59 ms 108.162.193.153
192 2026-08-14 19:57 639223342485908428
59 ms 172.64.33.153
191 2026-08-14 19:57 639223342485908428
59 ms 173.245.59.153
190 2026-08-14 19:42 639223333113923772
8 ms 108.162.193.153
189 2026-08-14 19:42 639223333113923772
8 ms 172.64.33.153
188 2026-08-14 19:42 639223333113923772
8 ms 173.245.59.153
187 2026-08-14 19:26 639223323766820131
10 ms 108.162.193.153
186 2026-08-14 19:26 639223323766820131
10 ms 173.245.59.153
185 2026-08-14 19:26 639223323766820131
10 ms 172.64.33.153
184 2026-08-14 19:11 639223314500774279
12 ms 108.162.193.153
183 2026-08-14 19:11 639223314500774279
12 ms 172.64.33.153
182 2026-08-14 19:11 639223314500774279
12 ms 173.245.59.153
181 2026-08-14 18:55 639223305225877159
7 ms 108.162.193.153
180 2026-08-14 18:55 639223305225877159
7 ms 172.64.33.153
179 2026-08-14 18:55 639223305225877159
7 ms 173.245.59.153
178 2026-08-14 18:40 639223295834845965
9 ms 108.162.193.153
177 2026-08-14 18:40 639223295834845965
9 ms 172.64.33.153
176 2026-08-14 18:40 639223295834845965
9 ms 173.245.59.153
175 2026-08-14 18:24 639223286312006616
36 ms 108.162.193.153
174 2026-08-14 18:24 639223286312006616
36 ms 172.64.33.153
173 2026-08-14 18:24 639223286312006616
36 ms 173.245.59.153
172 2026-08-14 18:08 639223276659010988
2034 ms 108.162.193.153
171 2026-08-14 18:08 639223276659010988
2034 ms 172.64.33.153
170 2026-08-14 18:08 639223276659010988
2034 ms 173.245.59.153
169 2026-08-14 17:52 639223267203892251
29 ms 173.245.59.153
168 2026-08-14 17:52 639223267203892251
29 ms 108.162.193.153
167 2026-08-14 17:52 639223267203892251
29 ms 172.64.33.153
166 2026-08-14 16:59 639223235652723921
37 ms 172.64.33.153
165 2026-08-14 16:59 639223235652723921
37 ms 173.245.59.153
164 2026-08-14 16:59 639223235652723921
37 ms 108.162.193.153
163 2026-08-14 16:43 639223226156684619
4 ms 108.162.193.153
162 2026-08-14 16:43 639223226156684619
4 ms 172.64.33.153
161 2026-08-14 16:43 639223226156684619
4 ms 173.245.59.153
160 2026-08-14 16:28 639223216737677817
28 ms 172.64.33.153
159 2026-08-14 16:28 639223216737677817
28 ms 108.162.193.153
158 2026-08-14 16:28 639223216737677817
28 ms 173.245.59.153
157 2026-08-14 16:12 639223207303987036
43 ms 172.64.33.153
156 2026-08-14 16:12 639223207303987036
43 ms 173.245.59.153
155 2026-08-14 16:12 639223207303987036
43 ms 108.162.193.153
154 2026-08-14 15:57 639223197972369650
22 ms 108.162.193.153
153 2026-08-14 15:57 639223197972369650
22 ms 172.64.33.153
152 2026-08-14 15:57 639223197972369650
22 ms 173.245.59.153
151 2026-08-14 15:41 639223188476518684
56 ms 172.64.33.153
150 2026-08-14 15:41 639223188476518684
56 ms 173.245.59.153
149 2026-08-14 15:41 639223188476518684
56 ms 108.162.193.153
148 2026-08-14 15:25 639223179029668254
20 ms 173.245.59.153
147 2026-08-14 15:25 639223179029668254
20 ms 108.162.193.153
146 2026-08-14 15:25 639223179029668254
20 ms 172.64.33.153
145 2026-08-14 15:09 639223169668684371
9 ms 108.162.193.153
144 2026-08-14 15:09 639223169668684371
9 ms 172.64.33.153
143 2026-08-14 15:09 639223169668684371
9 ms 173.245.59.153
142 2026-08-14 14:54 639223160270013058
4 ms 108.162.193.153
141 2026-08-14 14:54 639223160270013058
4 ms 172.64.33.153
140 2026-08-14 14:54 639223160270013058
4 ms 173.245.59.153
139 2026-08-14 14:38 639223150848386507
8 ms 108.162.193.153
138 2026-08-14 14:38 639223150848386507
8 ms 172.64.33.153
137 2026-08-14 14:38 639223150848386507
8 ms 173.245.59.153
136 2026-08-14 14:22 639223141514160124
2031 ms 172.64.33.153
135 2026-08-14 14:22 639223141514160124
2031 ms 173.245.59.153
134 2026-08-14 14:22 639223141514160124
2031 ms 108.162.193.153
133 2026-08-14 14:06 639223131908897269
6 ms 108.162.193.153
132 2026-08-14 14:06 639223131908897269
6 ms 172.64.33.153
131 2026-08-14 14:06 639223131908897269
6 ms 173.245.59.153
130 2026-08-14 13:14 639223100084750932
5 ms 108.162.193.153
129 2026-08-14 13:14 639223100084750932
5 ms 172.64.33.153
128 2026-08-14 13:14 639223100084750932
5 ms 173.245.59.153
127 2026-08-14 12:58 639223090744921973
6 ms 108.162.193.153
126 2026-08-14 12:58 639223090744921973
6 ms 172.64.33.153
125 2026-08-14 12:58 639223090744921973
6 ms 173.245.59.153
124 2026-08-14 12:42 639223081343134137
43 ms 108.162.193.153
123 2026-08-14 12:42 639223081343134137
43 ms 172.64.33.153
122 2026-08-14 12:42 639223081343134137
43 ms 173.245.59.153
121 2026-08-14 12:27 639223071917003603
12 ms 173.245.59.153
120 2026-08-14 12:27 639223071917003603
12 ms 172.64.33.153
119 2026-08-14 12:27 639223071917003603
12 ms 108.162.193.153
118 2026-08-14 12:11 639223062407395043
7 ms 108.162.193.153
117 2026-08-14 12:11 639223062407395043
7 ms 172.64.33.153
116 2026-08-14 12:11 639223062407395043
7 ms 173.245.59.153
115 2026-08-14 11:55 639223052970600447
68 ms 108.162.193.153
114 2026-08-14 11:55 639223052970600447
68 ms 172.64.33.153
113 2026-08-14 11:55 639223052970600447
68 ms 173.245.59.153
112 2026-08-14 11:39 639223043584242187
3 ms 108.162.193.153
111 2026-08-14 11:39 639223043584242187
3 ms 172.64.33.153
110 2026-08-14 11:39 639223043584242187
3 ms 173.245.59.153
109 2026-08-14 11:24 639223034248611856
20 ms 172.64.33.153
108 2026-08-14 11:24 639223034248611856
20 ms 173.245.59.153
107 2026-08-14 11:24 639223034248611856
20 ms 108.162.193.153
106 2026-08-14 11:08 639223024816175094
8 ms 108.162.193.153
105 2026-08-14 11:08 639223024816175094
8 ms 172.64.33.153
104 2026-08-14 11:08 639223024816175094
8 ms 173.245.59.153
103 2026-08-14 10:52 639223015278211871
8 ms 108.162.193.153
102 2026-08-14 10:52 639223015278211871
8 ms 172.64.33.153
101 2026-08-14 10:52 639223015278211871
8 ms 173.245.59.153
100 2026-08-14 10:36 639223005387568522
7 ms 108.162.193.153
99 2026-08-14 10:36 639223005387568522
7 ms 172.64.33.153
98 2026-08-14 10:36 639223005387568522
7 ms 173.245.59.153
97 2026-08-14 10:20 639222995944735037
13 ms 108.162.193.153
96 2026-08-14 10:20 639222995944735037
13 ms 172.64.33.153
95 2026-08-14 10:20 639222995944735037
13 ms 173.245.59.153
94 2026-08-14 09:27 639222964532402826
7 ms 108.162.193.153
93 2026-08-14 09:27 639222964532402826
7 ms 172.64.33.153
92 2026-08-14 09:27 639222964532402826
7 ms 173.245.59.153
91 2026-08-14 09:12 639222955031971579
4 ms 108.162.193.153
90 2026-08-14 09:12 639222955031971579
4 ms 172.64.33.153
89 2026-08-14 09:12 639222955031971579
4 ms 173.245.59.153
88 2026-08-14 08:56 639222945616352079
33 ms 108.162.193.153
87 2026-08-14 08:56 639222945616352079
33 ms 172.64.33.153
86 2026-08-14 08:56 639222945616352079
33 ms 173.245.59.153
85 2026-08-14 08:40 639222936296615644
17 ms 108.162.193.153
84 2026-08-14 08:40 639222936296615644
17 ms 172.64.33.153
83 2026-08-14 08:40 639222936296615644
17 ms 173.245.59.153
82 2026-08-14 08:25 639222926913151746
-
81 2026-08-14 08:09 639222917608375722
7 ms 173.245.59.153
80 2026-08-14 08:09 639222917608375722
7 ms 172.64.33.153
79 2026-08-14 08:09 639222917608375722
7 ms 108.162.193.153
78 2026-08-14 07:54 639222908294448500
8 ms 108.162.193.153
77 2026-08-14 07:54 639222908294448500
8 ms 172.64.33.153
76 2026-08-14 07:54 639222908294448500
8 ms 173.245.59.153
75 2026-08-14 07:38 639222898918389753
44 ms 172.64.33.153
74 2026-08-14 07:38 639222898918389753
44 ms 173.245.59.153
73 2026-08-14 07:38 639222898918389753
44 ms 108.162.193.153
72 2026-08-14 07:23 639222889625876211
2028 ms 172.64.33.153
71 2026-08-14 07:23 639222889625876211
2028 ms 173.245.59.153
70 2026-08-14 07:23 639222889625876211
2028 ms 108.162.193.153
69 2026-08-14 07:07 639222880353707528
24 ms 108.162.193.153
68 2026-08-14 07:07 639222880353707528
24 ms 172.64.33.153
67 2026-08-14 07:07 639222880353707528
24 ms 173.245.59.153
66 2026-08-14 06:52 639222871065611259
2029 ms 173.245.59.153
65 2026-08-14 06:52 639222871065611259
2029 ms 172.64.33.153
64 2026-08-14 06:52 639222871065611259
2029 ms 108.162.193.153
63 2026-08-14 06:36 639222861517093112
10 ms 108.162.193.153
62 2026-08-14 06:36 639222861517093112
10 ms 173.245.59.153
61 2026-08-14 06:36 639222861517093112
10 ms 172.64.33.153
60 2026-08-14 05:44 639222830182717637
4 ms 108.162.193.153
59 2026-08-14 05:44 639222830182717637
4 ms 172.64.33.153
58 2026-08-14 05:44 639222830182717637
4 ms 173.245.59.153
57 2026-08-14 05:28 639222820714737422
19 ms 108.162.193.153
56 2026-08-14 05:28 639222820714737422
19 ms 173.245.59.153
55 2026-08-14 05:28 639222820714737422
19 ms 172.64.33.153
54 2026-08-14 05:12 639222811404284741
7 ms 108.162.193.153
53 2026-08-14 05:12 639222811404284741
7 ms 173.245.59.153
52 2026-08-14 05:12 639222811404284741
7 ms 172.64.33.153
51 2026-08-14 04:57 639222801994952240
4 ms 108.162.193.153
50 2026-08-14 04:57 639222801994952240
4 ms 172.64.33.153
49 2026-08-14 04:57 639222801994952240
4 ms 173.245.59.153
48 2026-08-14 04:41 639222792581940911
2010 ms 108.162.193.153
47 2026-08-14 04:41 639222792581940911
2010 ms 172.64.33.153
46 2026-08-14 04:41 639222792581940911
2010 ms 173.245.59.153
45 2026-08-14 04:25 639222783296631220
3 ms 108.162.193.153
44 2026-08-14 04:25 639222783296631220
3 ms 172.64.33.153
43 2026-08-14 04:25 639222783296631220
3 ms 173.245.59.153
42 2026-08-14 04:10 639222773909528001
18 ms 172.64.33.153
41 2026-08-14 04:10 639222773909528001
18 ms 108.162.193.153
40 2026-08-14 04:10 639222773909528001
18 ms 173.245.59.153
39 2026-08-14 03:54 639222764574707991
26 ms 172.64.33.153
38 2026-08-14 03:54 639222764574707991
26 ms 173.245.59.153
37 2026-08-14 03:54 639222764574707991
26 ms 108.162.193.153
36 2026-08-14 03:38 639222754982758281
3 ms 108.162.193.153
35 2026-08-14 03:38 639222754982758281
3 ms 172.64.33.153
34 2026-08-14 03:38 639222754982758281
3 ms 173.245.59.153
33 2026-08-14 03:23 639222745650144239
88 ms 173.245.59.153
32 2026-08-14 03:23 639222745650144239
88 ms 108.162.193.153
31 2026-08-14 03:23 639222745650144239
88 ms 172.64.33.153
30 2026-08-14 03:07 639222736060223018
26 ms 108.162.193.153
29 2026-08-14 03:07 639222736060223018
26 ms 172.64.33.153
28 2026-08-14 03:07 639222736060223018
26 ms 173.245.59.153
27 2026-08-14 02:51 639222726529271510
5 ms 108.162.193.153
26 2026-08-14 02:51 639222726529271510
5 ms 172.64.33.153
25 2026-08-14 02:51 639222726529271510
5 ms 173.245.59.153
24 2026-08-14 01:58 639222694791257846
13 ms 108.162.193.153
23 2026-08-14 01:58 639222694791257846
13 ms 172.64.33.153
22 2026-08-14 01:58 639222694791257846
13 ms 173.245.59.153
21 2026-08-14 01:42 639222685350317820
6 ms 108.162.193.153
20 2026-08-14 01:42 639222685350317820
6 ms 172.64.33.153
19 2026-08-14 01:42 639222685350317820
6 ms 173.245.59.153
18 2026-08-14 01:26 639222675895178560
4 ms 108.162.193.153
17 2026-08-14 01:26 639222675895178560
4 ms 172.64.33.153
16 2026-08-14 01:26 639222675895178560
4 ms 173.245.59.153
15 2026-08-14 01:11 639222666344182743
25 ms 173.245.59.153
14 2026-08-14 01:11 639222666344182743
25 ms 108.162.193.153
13 2026-08-14 01:11 639222666344182743
25 ms 172.64.33.153
12 2026-08-14 00:55 639222656762316965
5 ms 108.162.193.153
11 2026-08-14 00:55 639222656762316965
5 ms 172.64.33.153
10 2026-08-14 00:55 639222656762316965
5 ms 173.245.59.153
9 2026-08-14 00:38 639222647109404695
2009 ms 173.245.59.153
8 2026-08-14 00:38 639222647109404695
2009 ms 172.64.33.153
7 2026-08-14 00:38 639222647109404695
2009 ms 108.162.193.153
6 2026-08-14 00:23 639222637659944389
29 ms 108.162.193.153
5 2026-08-14 00:23 639222637659944389
29 ms 172.64.33.153
4 2026-08-14 00:23 639222637659944389
29 ms 173.245.59.153
3 2026-08-14 00:07 639222628151417313
11 ms 108.162.193.153
2 2026-08-14 00:07 639222628151417313
11 ms 172.64.33.153
1 2026-08-14 00:07 639222628151417313
11 ms 173.245.59.153