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 2026-08-22. For this date, NameServerHistory found 218 DNS check records, 216 successful responses, 2 failed responses, and 90 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

218

Historical checks stored for this nameserver on selected date

Average Latency

90 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 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

2

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-22 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
218 2026-08-22 23:46 639230391807229016
26 ms 108.162.195.196
217 2026-08-22 23:46 639230391807229016
26 ms 162.159.44.196
216 2026-08-22 23:46 639230391807229016
26 ms 172.64.35.196
215 2026-08-22 23:30 639230382051619327
27 ms 108.162.195.196
214 2026-08-22 23:30 639230382051619327
27 ms 162.159.44.196
213 2026-08-22 23:30 639230382051619327
27 ms 172.64.35.196
212 2026-08-22 23:13 639230372323353529
5 ms 108.162.195.196
211 2026-08-22 23:13 639230372323353529
5 ms 162.159.44.196
210 2026-08-22 23:13 639230372323353529
5 ms 172.64.35.196
209 2026-08-22 22:57 639230362586451064
58 ms 172.64.35.196
208 2026-08-22 22:57 639230362586451064
58 ms 162.159.44.196
207 2026-08-22 22:57 639230362586451064
58 ms 108.162.195.196
206 2026-08-22 22:41 639230352793666303
18 ms 172.64.35.196
205 2026-08-22 22:41 639230352793666303
18 ms 108.162.195.196
204 2026-08-22 22:41 639230352793666303
18 ms 162.159.44.196
203 2026-08-22 22:24 639230342775737758
37 ms 108.162.195.196
202 2026-08-22 22:24 639230342775737758
37 ms 162.159.44.196
201 2026-08-22 22:24 639230342775737758
37 ms 172.64.35.196
200 2026-08-22 22:07 639230332639939561
193 ms 108.162.195.196
199 2026-08-22 22:07 639230332639939561
193 ms 162.159.44.196
198 2026-08-22 22:07 639230332639939561
193 ms 172.64.35.196
197 2026-08-22 21:15 639230301014190104
23 ms 108.162.195.196
196 2026-08-22 21:15 639230301014190104
23 ms 162.159.44.196
195 2026-08-22 21:15 639230301014190104
23 ms 172.64.35.196
194 2026-08-22 20:58 639230291048161498
17 ms 108.162.195.196
193 2026-08-22 20:58 639230291048161498
17 ms 162.159.44.196
192 2026-08-22 20:58 639230291048161498
17 ms 172.64.35.196
191 2026-08-22 20:41 639230280894353664
104 ms 108.162.195.196
190 2026-08-22 20:41 639230280894353664
104 ms 162.159.44.196
189 2026-08-22 20:41 639230280894353664
104 ms 172.64.35.196
188 2026-08-22 20:24 639230270699419073
32 ms 108.162.195.196
187 2026-08-22 20:24 639230270699419073
32 ms 162.159.44.196
186 2026-08-22 20:24 639230270699419073
32 ms 172.64.35.196
185 2026-08-22 20:07 639230260248163050
179 ms 108.162.195.196
184 2026-08-22 20:07 639230260248163050
179 ms 162.159.44.196
183 2026-08-22 20:07 639230260248163050
179 ms 172.64.35.196
182 2026-08-22 19:50 639230250122494282
2043 ms 162.159.44.196
181 2026-08-22 19:50 639230250122494282
2043 ms 172.64.35.196
180 2026-08-22 19:50 639230250122494282
2043 ms 108.162.195.196
179 2026-08-22 19:33 639230239972935046
26 ms 108.162.195.196
178 2026-08-22 19:33 639230239972935046
26 ms 162.159.44.196
177 2026-08-22 19:33 639230239972935046
26 ms 172.64.35.196
176 2026-08-22 19:16 639230229963262464
10 ms 108.162.195.196
175 2026-08-22 19:16 639230229963262464
10 ms 162.159.44.196
174 2026-08-22 19:16 639230229963262464
10 ms 172.64.35.196
173 2026-08-22 19:00 639230220033804658
19 ms 108.162.195.196
172 2026-08-22 19:00 639230220033804658
19 ms 162.159.44.196
171 2026-08-22 19:00 639230220033804658
19 ms 172.64.35.196
170 2026-08-22 18:43 639230209891107289
74 ms 108.162.195.196
169 2026-08-22 18:43 639230209891107289
74 ms 162.159.44.196
168 2026-08-22 18:43 639230209891107289
74 ms 172.64.35.196
167 2026-08-22 18:26 639230199630298717
27 ms 108.162.195.196
166 2026-08-22 18:26 639230199630298717
27 ms 162.159.44.196
165 2026-08-22 18:26 639230199630298717
27 ms 172.64.35.196
164 2026-08-22 18:08 639230189301984150
281 ms 108.162.195.196
163 2026-08-22 18:08 639230189301984150
281 ms 162.159.44.196
162 2026-08-22 18:08 639230189301984150
281 ms 172.64.35.196
161 2026-08-22 17:15 639230157138468804
75 ms 108.162.195.196
160 2026-08-22 17:15 639230157138468804
75 ms 162.159.44.196
159 2026-08-22 17:15 639230157138468804
75 ms 172.64.35.196
158 2026-08-22 16:58 639230146987869495
10 ms 108.162.195.196
157 2026-08-22 16:58 639230146987869495
10 ms 162.159.44.196
156 2026-08-22 16:58 639230146987869495
10 ms 172.64.35.196
155 2026-08-22 16:41 639230136768638516
10 ms 108.162.195.196
154 2026-08-22 16:41 639230136768638516
10 ms 162.159.44.196
153 2026-08-22 16:41 639230136768638516
10 ms 172.64.35.196
152 2026-08-22 16:24 639230126735907877
31 ms 108.162.195.196
151 2026-08-22 16:24 639230126735907877
31 ms 162.159.44.196
150 2026-08-22 16:24 639230126735907877
31 ms 172.64.35.196
149 2026-08-22 16:07 639230116551187768
8 ms 108.162.195.196
148 2026-08-22 16:07 639230116551187768
8 ms 162.159.44.196
147 2026-08-22 16:07 639230116551187768
8 ms 172.64.35.196
146 2026-08-22 15:50 639230106335615913
22 ms 108.162.195.196
145 2026-08-22 15:50 639230106335615913
22 ms 162.159.44.196
144 2026-08-22 15:50 639230106335615913
22 ms 172.64.35.196
143 2026-08-22 15:33 639230096177758176
22 ms 108.162.195.196
142 2026-08-22 15:33 639230096177758176
22 ms 162.159.44.196
141 2026-08-22 15:33 639230096177758176
22 ms 172.64.35.196
140 2026-08-22 15:16 639230086185999993
12 ms 108.162.195.196
139 2026-08-22 15:16 639230086185999993
12 ms 162.159.44.196
138 2026-08-22 15:16 639230086185999993
12 ms 172.64.35.196
137 2026-08-22 15:00 639230076247854903
135 ms 108.162.195.196
136 2026-08-22 15:00 639230076247854903
135 ms 162.159.44.196
135 2026-08-22 15:00 639230076247854903
135 ms 172.64.35.196
134 2026-08-22 14:43 639230066076077530
46 ms 108.162.195.196
133 2026-08-22 14:43 639230066076077530
46 ms 162.159.44.196
132 2026-08-22 14:43 639230066076077530
46 ms 172.64.35.196
131 2026-08-22 14:26 639230055738197328
25 ms 108.162.195.196
130 2026-08-22 14:26 639230055738197328
25 ms 162.159.44.196
129 2026-08-22 14:26 639230055738197328
25 ms 172.64.35.196
128 2026-08-22 14:09 639230045411225521
349 ms 108.162.195.196
127 2026-08-22 14:09 639230045411225521
349 ms 162.159.44.196
126 2026-08-22 14:09 639230045411225521
349 ms 172.64.35.196
125 2026-08-22 13:15 639230013046000470
28 ms 108.162.195.196
124 2026-08-22 13:15 639230013046000470
28 ms 162.159.44.196
123 2026-08-22 13:15 639230013046000470
28 ms 172.64.35.196
122 2026-08-22 12:58 639230003090037878
114 ms 172.64.35.196
121 2026-08-22 12:58 639230003090037878
114 ms 108.162.195.196
120 2026-08-22 12:58 639230003090037878
114 ms 162.159.44.196
119 2026-08-22 12:41 639229993008259475
41 ms 108.162.195.196
118 2026-08-22 12:41 639229993008259475
41 ms 162.159.44.196
117 2026-08-22 12:41 639229993008259475
41 ms 172.64.35.196
116 2026-08-22 12:24 639229982909449470
9 ms 108.162.195.196
115 2026-08-22 12:24 639229982909449470
9 ms 162.159.44.196
114 2026-08-22 12:24 639229982909449470
9 ms 172.64.35.196
113 2026-08-22 12:08 639229973035502212
25 ms 108.162.195.196
112 2026-08-22 12:08 639229973035502212
25 ms 162.159.44.196
111 2026-08-22 12:08 639229973035502212
25 ms 172.64.35.196
110 2026-08-22 11:51 639229963064296145
44 ms 108.162.195.196
109 2026-08-22 11:51 639229963064296145
44 ms 162.159.44.196
108 2026-08-22 11:51 639229963064296145
44 ms 172.64.35.196
107 2026-08-22 11:35 639229952996162143
262 ms 108.162.195.196
106 2026-08-22 11:35 639229952996162143
262 ms 162.159.44.196
105 2026-08-22 11:35 639229952996162143
262 ms 172.64.35.196
104 2026-08-22 11:18 639229943051949195
26 ms 108.162.195.196
103 2026-08-22 11:18 639229943051949195
26 ms 162.159.44.196
102 2026-08-22 11:18 639229943051949195
26 ms 172.64.35.196
101 2026-08-22 11:01 639229932919214934
44 ms 108.162.195.196
100 2026-08-22 11:01 639229932919214934
44 ms 162.159.44.196
99 2026-08-22 11:01 639229932919214934
44 ms 172.64.35.196
98 2026-08-22 10:44 639229922745889838
5 ms 108.162.195.196
97 2026-08-22 10:44 639229922745889838
5 ms 162.159.44.196
96 2026-08-22 10:44 639229922745889838
5 ms 172.64.35.196
95 2026-08-22 10:27 639229912587214796
129 ms 108.162.195.196
94 2026-08-22 10:27 639229912587214796
129 ms 162.159.44.196
93 2026-08-22 10:27 639229912587214796
129 ms 172.64.35.196
92 2026-08-22 10:10 639229902240004454
347 ms 108.162.195.196
91 2026-08-22 10:10 639229902240004454
347 ms 162.159.44.196
90 2026-08-22 10:10 639229902240004454
347 ms 172.64.35.196
89 2026-08-22 09:18 639229870800501662
35 ms 108.162.195.196
88 2026-08-22 09:18 639229870800501662
35 ms 162.159.44.196
87 2026-08-22 09:18 639229870800501662
35 ms 172.64.35.196
86 2026-08-22 09:01 639229861058384956
11 ms 108.162.195.196
85 2026-08-22 09:01 639229861058384956
11 ms 162.159.44.196
84 2026-08-22 09:01 639229861058384956
11 ms 172.64.35.196
83 2026-08-22 08:45 639229851158592604
-
82 2026-08-22 08:29 639229841475569629
61 ms 108.162.195.196
81 2026-08-22 08:29 639229841475569629
61 ms 162.159.44.196
80 2026-08-22 08:29 639229841475569629
61 ms 172.64.35.196
79 2026-08-22 08:13 639229831887658471
-
78 2026-08-22 07:56 639229822043670346
13 ms 108.162.195.196
77 2026-08-22 07:56 639229822043670346
13 ms 162.159.44.196
76 2026-08-22 07:56 639229822043670346
13 ms 172.64.35.196
75 2026-08-22 07:40 639229812327913936
7 ms 108.162.195.196
74 2026-08-22 07:40 639229812327913936
7 ms 162.159.44.196
73 2026-08-22 07:40 639229812327913936
7 ms 172.64.35.196
72 2026-08-22 07:24 639229802629488686
6 ms 108.162.195.196
71 2026-08-22 07:24 639229802629488686
6 ms 162.159.44.196
70 2026-08-22 07:24 639229802629488686
6 ms 172.64.35.196
69 2026-08-22 07:08 639229793051447309
37 ms 108.162.195.196
68 2026-08-22 07:08 639229793051447309
37 ms 162.159.44.196
67 2026-08-22 07:08 639229793051447309
37 ms 172.64.35.196
66 2026-08-22 06:52 639229783303531961
21 ms 108.162.195.196
65 2026-08-22 06:52 639229783303531961
21 ms 162.159.44.196
64 2026-08-22 06:52 639229783303531961
21 ms 172.64.35.196
63 2026-08-22 06:35 639229773458051942
162 ms 108.162.195.196
62 2026-08-22 06:35 639229773458051942
162 ms 162.159.44.196
61 2026-08-22 06:35 639229773458051942
162 ms 172.64.35.196
60 2026-08-22 06:18 639229763373848056
21 ms 108.162.195.196
59 2026-08-22 06:18 639229763373848056
21 ms 162.159.44.196
58 2026-08-22 06:18 639229763373848056
21 ms 172.64.35.196
57 2026-08-22 05:26 639229732140622809
41 ms 108.162.195.196
56 2026-08-22 05:26 639229732140622809
41 ms 172.64.35.196
55 2026-08-22 05:26 639229732140622809
41 ms 162.159.44.196
54 2026-08-22 05:11 639229722699695967
52 ms 108.162.195.196
53 2026-08-22 05:11 639229722699695967
52 ms 162.159.44.196
52 2026-08-22 05:11 639229722699695967
52 ms 172.64.35.196
51 2026-08-22 04:55 639229713097498075
8 ms 108.162.195.196
50 2026-08-22 04:55 639229713097498075
8 ms 162.159.44.196
49 2026-08-22 04:55 639229713097498075
8 ms 172.64.35.196
48 2026-08-22 04:39 639229703543969637
28 ms 108.162.195.196
47 2026-08-22 04:39 639229703543969637
28 ms 162.159.44.196
46 2026-08-22 04:39 639229703543969637
28 ms 172.64.35.196
45 2026-08-22 04:23 639229693970392873
25 ms 108.162.195.196
44 2026-08-22 04:23 639229693970392873
25 ms 162.159.44.196
43 2026-08-22 04:23 639229693970392873
25 ms 172.64.35.196
42 2026-08-22 04:07 639229684277329469
8 ms 108.162.195.196
41 2026-08-22 04:07 639229684277329469
8 ms 162.159.44.196
40 2026-08-22 04:07 639229684277329469
8 ms 172.64.35.196
39 2026-08-22 03:50 639229674501596661
25 ms 108.162.195.196
38 2026-08-22 03:50 639229674501596661
25 ms 162.159.44.196
37 2026-08-22 03:50 639229674501596661
25 ms 172.64.35.196
36 2026-08-22 03:35 639229665064441147
18 ms 108.162.195.196
35 2026-08-22 03:35 639229665064441147
18 ms 162.159.44.196
34 2026-08-22 03:35 639229665064441147
18 ms 172.64.35.196
33 2026-08-22 03:19 639229655507536872
211 ms 108.162.195.196
32 2026-08-22 03:19 639229655507536872
211 ms 162.159.44.196
31 2026-08-22 03:19 639229655507536872
211 ms 172.64.35.196
30 2026-08-22 03:03 639229645849603111
37 ms 108.162.195.196
29 2026-08-22 03:03 639229645849603111
37 ms 162.159.44.196
28 2026-08-22 03:03 639229645849603111
37 ms 172.64.35.196
27 2026-08-22 02:46 639229636090497453
13 ms 108.162.195.196
26 2026-08-22 02:46 639229636090497453
13 ms 162.159.44.196
25 2026-08-22 02:46 639229636090497453
13 ms 172.64.35.196
24 2026-08-22 02:29 639229625978544281
342 ms 108.162.195.196
23 2026-08-22 02:29 639229625978544281
342 ms 162.159.44.196
22 2026-08-22 02:29 639229625978544281
342 ms 172.64.35.196
21 2026-08-22 01:37 639229594644662176
44 ms 108.162.195.196
20 2026-08-22 01:37 639229594644662176
44 ms 162.159.44.196
19 2026-08-22 01:37 639229594644662176
44 ms 172.64.35.196
18 2026-08-22 01:22 639229585214633065
39 ms 108.162.195.196
17 2026-08-22 01:22 639229585214633065
39 ms 162.159.44.196
16 2026-08-22 01:22 639229585214633065
39 ms 172.64.35.196
15 2026-08-22 01:05 639229575581042175
8 ms 108.162.195.196
14 2026-08-22 01:05 639229575581042175
8 ms 162.159.44.196
13 2026-08-22 01:05 639229575581042175
8 ms 172.64.35.196
12 2026-08-22 00:49 639229565912268962
49 ms 108.162.195.196
11 2026-08-22 00:49 639229565912268962
49 ms 162.159.44.196
10 2026-08-22 00:49 639229565912268962
49 ms 172.64.35.196
9 2026-08-22 00:33 639229556237813203
32 ms 108.162.195.196
8 2026-08-22 00:33 639229556237813203
32 ms 162.159.44.196
7 2026-08-22 00:33 639229556237813203
32 ms 172.64.35.196
6 2026-08-22 00:17 639229546625802518
6 ms 108.162.195.196
5 2026-08-22 00:17 639229546625802518
6 ms 162.159.44.196
4 2026-08-22 00:17 639229546625802518
6 ms 172.64.35.196
3 2026-08-22 00:01 639229537172016621
99 ms 108.162.195.196
2 2026-08-22 00:01 639229537172016621
99 ms 162.159.44.196
1 2026-08-22 00:01 639229537172016621
99 ms 172.64.35.196