DNS response history for derek.ns.cloudflare.com

derek.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 2026-08-21. For this date, NameServerHistory found 214 DNS check records, 213 successful responses, 1 failed responses, and 92 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 derek.ns.cloudflare.com.
Records on Selected Date

214

Historical checks stored for this nameserver on selected date

Average Latency

92 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.193.154

Most recently resolved hosting IP on selected date

Successful Responses

213

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 derek.ns.cloudflare.com

Showing DNS history for 2026-08-21 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
214 2026-08-21 23:46 639229527598660841
10 ms 108.162.193.154
213 2026-08-21 23:46 639229527598660841
10 ms 172.64.33.154
212 2026-08-21 23:46 639229527598660841
10 ms 173.245.59.154
211 2026-08-21 23:29 639229517954323214
29 ms 108.162.193.154
210 2026-08-21 23:29 639229517954323214
29 ms 172.64.33.154
209 2026-08-21 23:29 639229517954323214
29 ms 173.245.59.154
208 2026-08-21 23:13 639229508269999021
25 ms 108.162.193.154
207 2026-08-21 23:13 639229508269999021
25 ms 172.64.33.154
206 2026-08-21 23:13 639229508269999021
25 ms 173.245.59.154
205 2026-08-21 22:57 639229498559060171
34 ms 108.162.193.154
204 2026-08-21 22:57 639229498559060171
34 ms 172.64.33.154
203 2026-08-21 22:57 639229498559060171
34 ms 173.245.59.154
202 2026-08-21 22:40 639229488519347586
209 ms 108.162.193.154
201 2026-08-21 22:40 639229488519347586
209 ms 172.64.33.154
200 2026-08-21 22:40 639229488519347586
209 ms 173.245.59.154
199 2026-08-21 21:47 639229456606578934
5 ms 108.162.193.154
198 2026-08-21 21:47 639229456606578934
5 ms 172.64.33.154
197 2026-08-21 21:47 639229456606578934
5 ms 173.245.59.154
196 2026-08-21 21:31 639229446985772499
28 ms 108.162.193.154
195 2026-08-21 21:31 639229446985772499
28 ms 172.64.33.154
194 2026-08-21 21:31 639229446985772499
28 ms 173.245.59.154
193 2026-08-21 21:15 639229437367313098
33 ms 108.162.193.154
192 2026-08-21 21:15 639229437367313098
33 ms 172.64.33.154
191 2026-08-21 21:15 639229437367313098
33 ms 173.245.59.154
190 2026-08-21 20:59 639229427923950391
11 ms 108.162.193.154
189 2026-08-21 20:59 639229427923950391
11 ms 172.64.33.154
188 2026-08-21 20:59 639229427923950391
11 ms 173.245.59.154
187 2026-08-21 20:43 639229418168588854
50 ms 108.162.193.154
186 2026-08-21 20:43 639229418168588854
50 ms 172.64.33.154
185 2026-08-21 20:43 639229418168588854
50 ms 173.245.59.154
184 2026-08-21 20:27 639229408345678334
55 ms 108.162.193.154
183 2026-08-21 20:27 639229408345678334
55 ms 172.64.33.154
182 2026-08-21 20:27 639229408345678334
55 ms 173.245.59.154
181 2026-08-21 20:11 639229398616354648
143 ms 108.162.193.154
180 2026-08-21 20:11 639229398616354648
143 ms 172.64.33.154
179 2026-08-21 20:11 639229398616354648
143 ms 173.245.59.154
178 2026-08-21 19:54 639229388634592323
31 ms 108.162.193.154
177 2026-08-21 19:54 639229388634592323
31 ms 172.64.33.154
176 2026-08-21 19:54 639229388634592323
31 ms 173.245.59.154
175 2026-08-21 19:37 639229378792837692
21 ms 108.162.193.154
174 2026-08-21 19:37 639229378792837692
21 ms 172.64.33.154
173 2026-08-21 19:37 639229378792837692
21 ms 173.245.59.154
172 2026-08-21 19:21 639229369154682311
20 ms 108.162.193.154
171 2026-08-21 19:21 639229369154682311
20 ms 172.64.33.154
170 2026-08-21 19:21 639229369154682311
20 ms 173.245.59.154
169 2026-08-21 19:05 639229359248017926
8 ms 108.162.193.154
168 2026-08-21 19:05 639229359248017926
8 ms 172.64.33.154
167 2026-08-21 19:05 639229359248017926
8 ms 173.245.59.154
166 2026-08-21 18:48 639229349124294642
334 ms 108.162.193.154
165 2026-08-21 18:48 639229349124294642
334 ms 172.64.33.154
164 2026-08-21 18:48 639229349124294642
334 ms 173.245.59.154
163 2026-08-21 17:56 639229317791715692
72 ms 108.162.193.154
162 2026-08-21 17:56 639229317791715692
72 ms 172.64.33.154
161 2026-08-21 17:56 639229317791715692
72 ms 173.245.59.154
160 2026-08-21 17:40 639229308115194575
14 ms 108.162.193.154
159 2026-08-21 17:40 639229308115194575
14 ms 172.64.33.154
158 2026-08-21 17:40 639229308115194575
14 ms 173.245.59.154
157 2026-08-21 17:23 639229298320320558
197 ms 108.162.193.154
156 2026-08-21 17:23 639229298320320558
197 ms 172.64.33.154
155 2026-08-21 17:23 639229298320320558
197 ms 173.245.59.154
154 2026-08-21 17:07 639229288674863221
10 ms 108.162.193.154
153 2026-08-21 17:07 639229288674863221
10 ms 172.64.33.154
152 2026-08-21 17:07 639229288674863221
10 ms 173.245.59.154
151 2026-08-21 16:51 639229278983677079
102 ms 108.162.193.154
150 2026-08-21 16:51 639229278983677079
102 ms 172.64.33.154
149 2026-08-21 16:51 639229278983677079
102 ms 173.245.59.154
148 2026-08-21 16:35 639229269405517175
26 ms 108.162.193.154
147 2026-08-21 16:35 639229269405517175
26 ms 172.64.33.154
146 2026-08-21 16:35 639229269405517175
26 ms 173.245.59.154
145 2026-08-21 16:19 639229259594798244
30 ms 108.162.193.154
144 2026-08-21 16:19 639229259594798244
30 ms 172.64.33.154
143 2026-08-21 16:19 639229259594798244
30 ms 173.245.59.154
142 2026-08-21 16:02 639229249736681188
36 ms 108.162.193.154
141 2026-08-21 16:02 639229249736681188
36 ms 172.64.33.154
140 2026-08-21 16:02 639229249736681188
36 ms 173.245.59.154
139 2026-08-21 15:46 639229239699417787
166 ms 108.162.193.154
138 2026-08-21 15:46 639229239699417787
166 ms 172.64.33.154
137 2026-08-21 15:46 639229239699417787
166 ms 173.245.59.154
136 2026-08-21 15:29 639229229621964033
61 ms 108.162.193.154
135 2026-08-21 15:29 639229229621964033
61 ms 172.64.33.154
134 2026-08-21 15:29 639229229621964033
61 ms 173.245.59.154
133 2026-08-21 15:12 639229219567270965
21 ms 108.162.193.154
132 2026-08-21 15:12 639229219567270965
21 ms 172.64.33.154
131 2026-08-21 15:12 639229219567270965
21 ms 173.245.59.154
130 2026-08-21 14:55 639229209406666856
2017 ms 173.245.59.154
129 2026-08-21 14:55 639229209406666856
2017 ms 172.64.33.154
128 2026-08-21 14:55 639229209406666856
2017 ms 108.162.193.154
127 2026-08-21 14:03 639229177815876178
29 ms 108.162.193.154
126 2026-08-21 14:03 639229177815876178
29 ms 172.64.33.154
125 2026-08-21 14:03 639229177815876178
29 ms 173.245.59.154
124 2026-08-21 13:47 639229168243572685
25 ms 108.162.193.154
123 2026-08-21 13:47 639229168243572685
25 ms 172.64.33.154
122 2026-08-21 13:47 639229168243572685
25 ms 173.245.59.154
121 2026-08-21 13:31 639229158599856475
8 ms 108.162.193.154
120 2026-08-21 13:31 639229158599856475
8 ms 172.64.33.154
119 2026-08-21 13:31 639229158599856475
8 ms 173.245.59.154
118 2026-08-21 13:15 639229148998940902
31 ms 108.162.193.154
117 2026-08-21 13:15 639229148998940902
31 ms 172.64.33.154
116 2026-08-21 13:15 639229148998940902
31 ms 173.245.59.154
115 2026-08-21 12:58 639229139276923594
38 ms 108.162.193.154
114 2026-08-21 12:58 639229139276923594
38 ms 172.64.33.154
113 2026-08-21 12:58 639229139276923594
38 ms 173.245.59.154
112 2026-08-21 12:42 639229129709912394
12 ms 108.162.193.154
111 2026-08-21 12:42 639229129709912394
12 ms 172.64.33.154
110 2026-08-21 12:42 639229129709912394
12 ms 173.245.59.154
109 2026-08-21 12:26 639229119801488500
17 ms 108.162.193.154
108 2026-08-21 12:26 639229119801488500
17 ms 172.64.33.154
107 2026-08-21 12:26 639229119801488500
17 ms 173.245.59.154
106 2026-08-21 12:10 639229110135262458
36 ms 108.162.193.154
105 2026-08-21 12:10 639229110135262458
36 ms 172.64.33.154
104 2026-08-21 12:10 639229110135262458
36 ms 173.245.59.154
103 2026-08-21 11:53 639229100336051392
9 ms 108.162.193.154
102 2026-08-21 11:53 639229100336051392
9 ms 172.64.33.154
101 2026-08-21 11:53 639229100336051392
9 ms 173.245.59.154
100 2026-08-21 11:37 639229090641415626
13 ms 173.245.59.154
99 2026-08-21 11:37 639229090641415626
13 ms 172.64.33.154
98 2026-08-21 11:37 639229090641415626
13 ms 108.162.193.154
97 2026-08-21 11:21 639229080702683947
55 ms 108.162.193.154
96 2026-08-21 11:21 639229080702683947
55 ms 172.64.33.154
95 2026-08-21 11:21 639229080702683947
55 ms 173.245.59.154
94 2026-08-21 11:04 639229070601456699
399 ms 108.162.193.154
93 2026-08-21 11:04 639229070601456699
399 ms 172.64.33.154
92 2026-08-21 11:04 639229070601456699
399 ms 173.245.59.154
91 2026-08-21 10:11 639229038947447232
216 ms 173.245.59.154
90 2026-08-21 10:11 639229038947447232
216 ms 108.162.193.154
89 2026-08-21 10:11 639229038947447232
216 ms 172.64.33.154
88 2026-08-21 09:55 639229029268708773
70 ms 108.162.193.154
87 2026-08-21 09:55 639229029268708773
70 ms 172.64.33.154
86 2026-08-21 09:55 639229029268708773
70 ms 173.245.59.154
85 2026-08-21 09:39 639229019647910603
53 ms 173.245.59.154
84 2026-08-21 09:39 639229019647910603
53 ms 108.162.193.154
83 2026-08-21 09:39 639229019647910603
53 ms 172.64.33.154
82 2026-08-21 09:23 639229009983843738
43 ms 108.162.193.154
81 2026-08-21 09:23 639229009983843738
43 ms 172.64.33.154
80 2026-08-21 09:23 639229009983843738
43 ms 173.245.59.154
79 2026-08-21 09:07 639229000203331882
49 ms 108.162.193.154
78 2026-08-21 09:07 639229000203331882
49 ms 172.64.33.154
77 2026-08-21 09:07 639229000203331882
49 ms 173.245.59.154
76 2026-08-21 08:50 639228990302335999
44 ms 108.162.193.154
75 2026-08-21 08:50 639228990302335999
44 ms 172.64.33.154
74 2026-08-21 08:50 639228990302335999
44 ms 173.245.59.154
73 2026-08-21 08:34 639228980567740722
31 ms 108.162.193.154
72 2026-08-21 08:34 639228980567740722
31 ms 172.64.33.154
71 2026-08-21 08:34 639228980567740722
31 ms 173.245.59.154
70 2026-08-21 08:17 639228970762445174
31 ms 108.162.193.154
69 2026-08-21 08:17 639228970762445174
31 ms 172.64.33.154
68 2026-08-21 08:17 639228970762445174
31 ms 173.245.59.154
67 2026-08-21 08:01 639228961065054445
76 ms 108.162.193.154
66 2026-08-21 08:01 639228961065054445
76 ms 172.64.33.154
65 2026-08-21 08:01 639228961065054445
76 ms 173.245.59.154
64 2026-08-21 07:45 639228951224649885
29 ms 108.162.193.154
63 2026-08-21 07:45 639228951224649885
29 ms 172.64.33.154
62 2026-08-21 07:45 639228951224649885
29 ms 173.245.59.154
61 2026-08-21 07:28 639228941303864592
210 ms 108.162.193.154
60 2026-08-21 07:28 639228941303864592
210 ms 172.64.33.154
59 2026-08-21 07:28 639228941303864592
210 ms 173.245.59.154
58 2026-08-21 07:11 639228931191328583
278 ms 108.162.193.154
57 2026-08-21 07:11 639228931191328583
278 ms 172.64.33.154
56 2026-08-21 07:11 639228931191328583
278 ms 173.245.59.154
55 2026-08-21 06:19 639228899518173317
22 ms 108.162.193.154
54 2026-08-21 06:19 639228899518173317
22 ms 172.64.33.154
53 2026-08-21 06:19 639228899518173317
22 ms 173.245.59.154
52 2026-08-21 06:03 639228889785027669
-
51 2026-08-21 05:46 639228880106330161
19 ms 108.162.193.154
50 2026-08-21 05:46 639228880106330161
19 ms 172.64.33.154
49 2026-08-21 05:46 639228880106330161
19 ms 173.245.59.154
48 2026-08-21 05:30 639228870316184091
6 ms 108.162.193.154
47 2026-08-21 05:30 639228870316184091
6 ms 172.64.33.154
46 2026-08-21 05:30 639228870316184091
6 ms 173.245.59.154
45 2026-08-21 05:14 639228860695366512
19 ms 108.162.193.154
44 2026-08-21 05:14 639228860695366512
19 ms 172.64.33.154
43 2026-08-21 05:14 639228860695366512
19 ms 173.245.59.154
42 2026-08-21 04:58 639228851027209500
96 ms 108.162.193.154
41 2026-08-21 04:58 639228851027209500
96 ms 172.64.33.154
40 2026-08-21 04:58 639228851027209500
96 ms 173.245.59.154
39 2026-08-21 04:42 639228841479265462
36 ms 108.162.193.154
38 2026-08-21 04:42 639228841479265462
36 ms 172.64.33.154
37 2026-08-21 04:42 639228841479265462
36 ms 173.245.59.154
36 2026-08-21 04:26 639228831752962260
6 ms 108.162.193.154
35 2026-08-21 04:26 639228831752962260
6 ms 172.64.33.154
34 2026-08-21 04:26 639228831752962260
6 ms 173.245.59.154
33 2026-08-21 04:09 639228821953295483
21 ms 108.162.193.154
32 2026-08-21 04:09 639228821953295483
21 ms 172.64.33.154
31 2026-08-21 04:09 639228821953295483
21 ms 173.245.59.154
30 2026-08-21 03:53 639228812227429953
19 ms 108.162.193.154
29 2026-08-21 03:53 639228812227429953
19 ms 172.64.33.154
28 2026-08-21 03:53 639228812227429953
19 ms 173.245.59.154
27 2026-08-21 03:37 639228802476107538
36 ms 108.162.193.154
26 2026-08-21 03:37 639228802476107538
36 ms 172.64.33.154
25 2026-08-21 03:37 639228802476107538
36 ms 173.245.59.154
24 2026-08-21 03:20 639228792525492032
288 ms 172.64.33.154
23 2026-08-21 03:20 639228792525492032
288 ms 173.245.59.154
22 2026-08-21 03:20 639228792525492032
288 ms 108.162.193.154
21 2026-08-21 02:28 639228761131421385
27 ms 108.162.193.154
20 2026-08-21 02:28 639228761131421385
27 ms 172.64.33.154
19 2026-08-21 02:28 639228761131421385
27 ms 173.245.59.154
18 2026-08-21 02:12 639228751571206692
30 ms 108.162.193.154
17 2026-08-21 02:12 639228751571206692
30 ms 172.64.33.154
16 2026-08-21 02:12 639228751571206692
30 ms 173.245.59.154
15 2026-08-21 01:56 639228741705571019
227 ms 108.162.193.154
14 2026-08-21 01:56 639228741705571019
227 ms 172.64.33.154
13 2026-08-21 01:56 639228741705571019
227 ms 173.245.59.154
12 2026-08-21 01:39 639228731642208228
7 ms 108.162.193.154
11 2026-08-21 01:39 639228731642208228
7 ms 172.64.33.154
10 2026-08-21 01:39 639228731642208228
7 ms 173.245.59.154
9 2026-08-21 00:47 639228700387002072
56 ms 108.162.193.154
8 2026-08-21 00:47 639228700387002072
56 ms 172.64.33.154
7 2026-08-21 00:47 639228700387002072
56 ms 173.245.59.154
6 2026-08-21 00:31 639228690742014433
15 ms 108.162.193.154
5 2026-08-21 00:31 639228690742014433
15 ms 172.64.33.154
4 2026-08-21 00:31 639228690742014433
15 ms 173.245.59.154
3 2026-08-21 00:14 639228680877937122
8 ms 108.162.193.154
2 2026-08-21 00:14 639228680877937122
8 ms 172.64.33.154
1 2026-08-21 00:14 639228680877937122
8 ms 173.245.59.154