DNS response history for denver.ns.cloudflare.com

denver.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 216 DNS check records, 216 successful responses, 0 failed responses, and 69 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 denver.ns.cloudflare.com.
Records on Selected Date

216

Historical checks stored for this nameserver on selected date

Average Latency

69 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

108.162.195.196

Most recently resolved hosting IP on selected date

Successful Responses

216

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 denver.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
216 2026-08-21 23:46 639229527598660841
21 ms 108.162.195.196
215 2026-08-21 23:46 639229527598660841
21 ms 162.159.44.196
214 2026-08-21 23:46 639229527598660841
21 ms 172.64.35.196
213 2026-08-21 23:29 639229517954323214
25 ms 108.162.195.196
212 2026-08-21 23:29 639229517954323214
25 ms 162.159.44.196
211 2026-08-21 23:29 639229517954323214
25 ms 172.64.35.196
210 2026-08-21 23:13 639229508269999021
55 ms 172.64.35.196
209 2026-08-21 23:13 639229508269999021
55 ms 108.162.195.196
208 2026-08-21 23:13 639229508269999021
55 ms 162.159.44.196
207 2026-08-21 22:57 639229498559060171
26 ms 108.162.195.196
206 2026-08-21 22:57 639229498559060171
26 ms 162.159.44.196
205 2026-08-21 22:57 639229498559060171
26 ms 172.64.35.196
204 2026-08-21 22:40 639229488519347586
27 ms 108.162.195.196
203 2026-08-21 22:40 639229488519347586
27 ms 162.159.44.196
202 2026-08-21 22:40 639229488519347586
27 ms 172.64.35.196
201 2026-08-21 21:47 639229456606578934
45 ms 108.162.195.196
200 2026-08-21 21:47 639229456606578934
45 ms 162.159.44.196
199 2026-08-21 21:47 639229456606578934
45 ms 172.64.35.196
198 2026-08-21 21:31 639229446985772499
48 ms 108.162.195.196
197 2026-08-21 21:31 639229446985772499
48 ms 172.64.35.196
196 2026-08-21 21:31 639229446985772499
48 ms 162.159.44.196
195 2026-08-21 21:15 639229437367313098
16 ms 108.162.195.196
194 2026-08-21 21:15 639229437367313098
16 ms 162.159.44.196
193 2026-08-21 21:15 639229437367313098
16 ms 172.64.35.196
192 2026-08-21 20:59 639229427923950391
92 ms 162.159.44.196
191 2026-08-21 20:59 639229427923950391
92 ms 108.162.195.196
190 2026-08-21 20:59 639229427923950391
92 ms 172.64.35.196
189 2026-08-21 20:43 639229418168588854
17 ms 108.162.195.196
188 2026-08-21 20:43 639229418168588854
17 ms 162.159.44.196
187 2026-08-21 20:43 639229418168588854
17 ms 172.64.35.196
186 2026-08-21 20:27 639229408345678334
35 ms 108.162.195.196
185 2026-08-21 20:27 639229408345678334
35 ms 162.159.44.196
184 2026-08-21 20:27 639229408345678334
35 ms 172.64.35.196
183 2026-08-21 20:11 639229398616354648
204 ms 108.162.195.196
182 2026-08-21 20:11 639229398616354648
204 ms 162.159.44.196
181 2026-08-21 20:11 639229398616354648
204 ms 172.64.35.196
180 2026-08-21 19:54 639229388634592323
23 ms 108.162.195.196
179 2026-08-21 19:54 639229388634592323
23 ms 162.159.44.196
178 2026-08-21 19:54 639229388634592323
23 ms 172.64.35.196
177 2026-08-21 19:37 639229378792837692
30 ms 108.162.195.196
176 2026-08-21 19:37 639229378792837692
30 ms 162.159.44.196
175 2026-08-21 19:37 639229378792837692
30 ms 172.64.35.196
174 2026-08-21 19:21 639229369154682311
15 ms 108.162.195.196
173 2026-08-21 19:21 639229369154682311
15 ms 162.159.44.196
172 2026-08-21 19:21 639229369154682311
15 ms 172.64.35.196
171 2026-08-21 19:05 639229359248017926
17 ms 108.162.195.196
170 2026-08-21 19:05 639229359248017926
17 ms 162.159.44.196
169 2026-08-21 19:05 639229359248017926
17 ms 172.64.35.196
168 2026-08-21 18:48 639229349124294642
260 ms 108.162.195.196
167 2026-08-21 18:48 639229349124294642
260 ms 162.159.44.196
166 2026-08-21 18:48 639229349124294642
260 ms 172.64.35.196
165 2026-08-21 17:56 639229317791715692
92 ms 108.162.195.196
164 2026-08-21 17:56 639229317791715692
92 ms 162.159.44.196
163 2026-08-21 17:56 639229317791715692
92 ms 172.64.35.196
162 2026-08-21 17:40 639229308115194575
27 ms 108.162.195.196
161 2026-08-21 17:40 639229308115194575
27 ms 162.159.44.196
160 2026-08-21 17:40 639229308115194575
27 ms 172.64.35.196
159 2026-08-21 17:23 639229298320320558
209 ms 108.162.195.196
158 2026-08-21 17:23 639229298320320558
209 ms 162.159.44.196
157 2026-08-21 17:23 639229298320320558
209 ms 172.64.35.196
156 2026-08-21 17:07 639229288674863221
38 ms 108.162.195.196
155 2026-08-21 17:07 639229288674863221
38 ms 162.159.44.196
154 2026-08-21 17:07 639229288674863221
38 ms 172.64.35.196
153 2026-08-21 16:51 639229278983677079
170 ms 108.162.195.196
152 2026-08-21 16:51 639229278983677079
170 ms 162.159.44.196
151 2026-08-21 16:51 639229278983677079
170 ms 172.64.35.196
150 2026-08-21 16:35 639229269405517175
8 ms 108.162.195.196
149 2026-08-21 16:35 639229269405517175
8 ms 162.159.44.196
148 2026-08-21 16:35 639229269405517175
8 ms 172.64.35.196
147 2026-08-21 16:19 639229259594798244
36 ms 108.162.195.196
146 2026-08-21 16:19 639229259594798244
36 ms 162.159.44.196
145 2026-08-21 16:19 639229259594798244
36 ms 172.64.35.196
144 2026-08-21 16:02 639229249736681188
46 ms 108.162.195.196
143 2026-08-21 16:02 639229249736681188
46 ms 162.159.44.196
142 2026-08-21 16:02 639229249736681188
46 ms 172.64.35.196
141 2026-08-21 15:46 639229239699417787
205 ms 108.162.195.196
140 2026-08-21 15:46 639229239699417787
205 ms 162.159.44.196
139 2026-08-21 15:46 639229239699417787
205 ms 172.64.35.196
138 2026-08-21 15:29 639229229621964033
65 ms 108.162.195.196
137 2026-08-21 15:29 639229229621964033
65 ms 162.159.44.196
136 2026-08-21 15:29 639229229621964033
65 ms 172.64.35.196
135 2026-08-21 15:12 639229219567270965
24 ms 108.162.195.196
134 2026-08-21 15:12 639229219567270965
24 ms 162.159.44.196
133 2026-08-21 15:12 639229219567270965
24 ms 172.64.35.196
132 2026-08-21 14:55 639229209406666856
236 ms 108.162.195.196
131 2026-08-21 14:55 639229209406666856
236 ms 162.159.44.196
130 2026-08-21 14:55 639229209406666856
236 ms 172.64.35.196
129 2026-08-21 14:03 639229177815876178
16 ms 108.162.195.196
128 2026-08-21 14:03 639229177815876178
16 ms 162.159.44.196
127 2026-08-21 14:03 639229177815876178
16 ms 172.64.35.196
126 2026-08-21 13:47 639229168243572685
30 ms 108.162.195.196
125 2026-08-21 13:47 639229168243572685
30 ms 162.159.44.196
124 2026-08-21 13:47 639229168243572685
30 ms 172.64.35.196
123 2026-08-21 13:31 639229158599856475
60 ms 172.64.35.196
122 2026-08-21 13:31 639229158599856475
60 ms 108.162.195.196
121 2026-08-21 13:31 639229158599856475
60 ms 162.159.44.196
120 2026-08-21 13:15 639229148998940902
11 ms 108.162.195.196
119 2026-08-21 13:15 639229148998940902
11 ms 162.159.44.196
118 2026-08-21 13:15 639229148998940902
11 ms 172.64.35.196
117 2026-08-21 12:58 639229139276923594
32 ms 108.162.195.196
116 2026-08-21 12:58 639229139276923594
32 ms 162.159.44.196
115 2026-08-21 12:58 639229139276923594
32 ms 172.64.35.196
114 2026-08-21 12:42 639229129709912394
50 ms 108.162.195.196
113 2026-08-21 12:42 639229129709912394
50 ms 172.64.35.196
112 2026-08-21 12:42 639229129709912394
50 ms 162.159.44.196
111 2026-08-21 12:26 639229119801488500
11 ms 108.162.195.196
110 2026-08-21 12:26 639229119801488500
11 ms 162.159.44.196
109 2026-08-21 12:26 639229119801488500
11 ms 172.64.35.196
108 2026-08-21 12:10 639229110135262458
43 ms 108.162.195.196
107 2026-08-21 12:10 639229110135262458
43 ms 172.64.35.196
106 2026-08-21 12:10 639229110135262458
43 ms 162.159.44.196
105 2026-08-21 11:53 639229100336051392
14 ms 108.162.195.196
104 2026-08-21 11:53 639229100336051392
14 ms 162.159.44.196
103 2026-08-21 11:53 639229100336051392
14 ms 172.64.35.196
102 2026-08-21 11:37 639229090641415626
21 ms 108.162.195.196
101 2026-08-21 11:37 639229090641415626
21 ms 162.159.44.196
100 2026-08-21 11:37 639229090641415626
21 ms 172.64.35.196
99 2026-08-21 11:21 639229080702683947
99 ms 108.162.195.196
98 2026-08-21 11:21 639229080702683947
99 ms 162.159.44.196
97 2026-08-21 11:21 639229080702683947
99 ms 172.64.35.196
96 2026-08-21 11:04 639229070601456699
285 ms 108.162.195.196
95 2026-08-21 11:04 639229070601456699
285 ms 162.159.44.196
94 2026-08-21 11:04 639229070601456699
285 ms 172.64.35.196
93 2026-08-21 10:11 639229038947447232
208 ms 108.162.195.196
92 2026-08-21 10:11 639229038947447232
208 ms 162.159.44.196
91 2026-08-21 10:11 639229038947447232
208 ms 172.64.35.196
90 2026-08-21 09:55 639229029268708773
72 ms 108.162.195.196
89 2026-08-21 09:55 639229029268708773
72 ms 162.159.44.196
88 2026-08-21 09:55 639229029268708773
72 ms 172.64.35.196
87 2026-08-21 09:39 639229019647910603
43 ms 108.162.195.196
86 2026-08-21 09:39 639229019647910603
43 ms 162.159.44.196
85 2026-08-21 09:39 639229019647910603
43 ms 172.64.35.196
84 2026-08-21 09:23 639229009983843738
41 ms 108.162.195.196
83 2026-08-21 09:23 639229009983843738
41 ms 162.159.44.196
82 2026-08-21 09:23 639229009983843738
41 ms 172.64.35.196
81 2026-08-21 09:07 639229000203331882
27 ms 108.162.195.196
80 2026-08-21 09:07 639229000203331882
27 ms 162.159.44.196
79 2026-08-21 09:07 639229000203331882
27 ms 172.64.35.196
78 2026-08-21 08:50 639228990302335999
76 ms 108.162.195.196
77 2026-08-21 08:50 639228990302335999
76 ms 172.64.35.196
76 2026-08-21 08:50 639228990302335999
76 ms 162.159.44.196
75 2026-08-21 08:34 639228980567740722
34 ms 108.162.195.196
74 2026-08-21 08:34 639228980567740722
34 ms 162.159.44.196
73 2026-08-21 08:34 639228980567740722
34 ms 172.64.35.196
72 2026-08-21 08:17 639228970762445174
46 ms 172.64.35.196
71 2026-08-21 08:17 639228970762445174
46 ms 108.162.195.196
70 2026-08-21 08:17 639228970762445174
46 ms 162.159.44.196
69 2026-08-21 08:01 639228961065054445
134 ms 108.162.195.196
68 2026-08-21 08:01 639228961065054445
134 ms 162.159.44.196
67 2026-08-21 08:01 639228961065054445
134 ms 172.64.35.196
66 2026-08-21 07:45 639228951224649885
6 ms 108.162.195.196
65 2026-08-21 07:45 639228951224649885
6 ms 162.159.44.196
64 2026-08-21 07:45 639228951224649885
6 ms 172.64.35.196
63 2026-08-21 07:28 639228941303864592
188 ms 108.162.195.196
62 2026-08-21 07:28 639228941303864592
188 ms 162.159.44.196
61 2026-08-21 07:28 639228941303864592
188 ms 172.64.35.196
60 2026-08-21 07:11 639228931191328583
304 ms 108.162.195.196
59 2026-08-21 07:11 639228931191328583
304 ms 162.159.44.196
58 2026-08-21 07:11 639228931191328583
304 ms 172.64.35.196
57 2026-08-21 06:19 639228899518173317
27 ms 108.162.195.196
56 2026-08-21 06:19 639228899518173317
27 ms 162.159.44.196
55 2026-08-21 06:19 639228899518173317
27 ms 172.64.35.196
54 2026-08-21 06:02 639228889785027669
22 ms 108.162.195.196
53 2026-08-21 06:02 639228889785027669
22 ms 162.159.44.196
52 2026-08-21 06:02 639228889785027669
22 ms 172.64.35.196
51 2026-08-21 05:46 639228880106330161
30 ms 108.162.195.196
50 2026-08-21 05:46 639228880106330161
30 ms 162.159.44.196
49 2026-08-21 05:46 639228880106330161
30 ms 172.64.35.196
48 2026-08-21 05:30 639228870316184091
25 ms 108.162.195.196
47 2026-08-21 05:30 639228870316184091
25 ms 162.159.44.196
46 2026-08-21 05:30 639228870316184091
25 ms 172.64.35.196
45 2026-08-21 05:14 639228860695366512
11 ms 172.64.35.196
44 2026-08-21 05:14 639228860695366512
11 ms 162.159.44.196
43 2026-08-21 05:14 639228860695366512
11 ms 108.162.195.196
42 2026-08-21 04:58 639228851027209500
121 ms 108.162.195.196
41 2026-08-21 04:58 639228851027209500
121 ms 162.159.44.196
40 2026-08-21 04:58 639228851027209500
121 ms 172.64.35.196
39 2026-08-21 04:42 639228841479265462
52 ms 108.162.195.196
38 2026-08-21 04:42 639228841479265462
52 ms 162.159.44.196
37 2026-08-21 04:42 639228841479265462
52 ms 172.64.35.196
36 2026-08-21 04:26 639228831752962260
31 ms 108.162.195.196
35 2026-08-21 04:26 639228831752962260
31 ms 162.159.44.196
34 2026-08-21 04:26 639228831752962260
31 ms 172.64.35.196
33 2026-08-21 04:09 639228821953295483
24 ms 108.162.195.196
32 2026-08-21 04:09 639228821953295483
24 ms 162.159.44.196
31 2026-08-21 04:09 639228821953295483
24 ms 172.64.35.196
30 2026-08-21 03:53 639228812227429953
23 ms 108.162.195.196
29 2026-08-21 03:53 639228812227429953
23 ms 162.159.44.196
28 2026-08-21 03:53 639228812227429953
23 ms 172.64.35.196
27 2026-08-21 03:37 639228802476107538
5 ms 108.162.195.196
26 2026-08-21 03:37 639228802476107538
5 ms 162.159.44.196
25 2026-08-21 03:37 639228802476107538
5 ms 172.64.35.196
24 2026-08-21 03:20 639228792525492032
242 ms 108.162.195.196
23 2026-08-21 03:20 639228792525492032
242 ms 162.159.44.196
22 2026-08-21 03:20 639228792525492032
242 ms 172.64.35.196
21 2026-08-21 02:28 639228761131421385
44 ms 172.64.35.196
20 2026-08-21 02:28 639228761131421385
44 ms 108.162.195.196
19 2026-08-21 02:28 639228761131421385
44 ms 162.159.44.196
18 2026-08-21 02:12 639228751571206692
25 ms 108.162.195.196
17 2026-08-21 02:12 639228751571206692
25 ms 162.159.44.196
16 2026-08-21 02:12 639228751571206692
25 ms 172.64.35.196
15 2026-08-21 01:56 639228741705571019
241 ms 108.162.195.196
14 2026-08-21 01:56 639228741705571019
241 ms 162.159.44.196
13 2026-08-21 01:56 639228741705571019
241 ms 172.64.35.196
12 2026-08-21 01:39 639228731642208228
18 ms 108.162.195.196
11 2026-08-21 01:39 639228731642208228
18 ms 162.159.44.196
10 2026-08-21 01:39 639228731642208228
18 ms 172.64.35.196
9 2026-08-21 00:47 639228700387002072
5 ms 108.162.195.196
8 2026-08-21 00:47 639228700387002072
5 ms 162.159.44.196
7 2026-08-21 00:47 639228700387002072
5 ms 172.64.35.196
6 2026-08-21 00:31 639228690742014433
28 ms 108.162.195.196
5 2026-08-21 00:31 639228690742014433
28 ms 162.159.44.196
4 2026-08-21 00:31 639228690742014433
28 ms 172.64.35.196
3 2026-08-21 00:14 639228680877937122
4 ms 108.162.195.196
2 2026-08-21 00:14 639228680877937122
4 ms 162.159.44.196
1 2026-08-21 00:14 639228680877937122
4 ms 172.64.35.196