DNS response history for bart.ns.cloudflare.com

bart.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 135 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 bart.ns.cloudflare.com.
Records on Selected Date

216

Historical checks stored for this nameserver on selected date

Average Latency

135 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

108.162.193.71

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 bart.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
40 ms 108.162.193.71
215 2026-08-21 23:46 639229527598660841
40 ms 173.245.59.71
214 2026-08-21 23:46 639229527598660841
40 ms 172.64.33.71
213 2026-08-21 23:30 639229517954323214
4 ms 108.162.193.71
212 2026-08-21 23:30 639229517954323214
4 ms 172.64.33.71
211 2026-08-21 23:30 639229517954323214
4 ms 173.245.59.71
210 2026-08-21 23:13 639229508269999021
5 ms 108.162.193.71
209 2026-08-21 23:13 639229508269999021
5 ms 172.64.33.71
208 2026-08-21 23:13 639229508269999021
5 ms 173.245.59.71
207 2026-08-21 22:57 639229498559060171
31 ms 108.162.193.71
206 2026-08-21 22:57 639229498559060171
31 ms 172.64.33.71
205 2026-08-21 22:57 639229498559060171
31 ms 173.245.59.71
204 2026-08-21 22:41 639229488519347586
5 ms 108.162.193.71
203 2026-08-21 22:41 639229488519347586
5 ms 172.64.33.71
202 2026-08-21 22:41 639229488519347586
5 ms 173.245.59.71
201 2026-08-21 21:47 639229456606578934
5 ms 108.162.193.71
200 2026-08-21 21:47 639229456606578934
5 ms 172.64.33.71
199 2026-08-21 21:47 639229456606578934
5 ms 173.245.59.71
198 2026-08-21 21:31 639229446985772499
34 ms 173.245.59.71
197 2026-08-21 21:31 639229446985772499
34 ms 108.162.193.71
196 2026-08-21 21:31 639229446985772499
34 ms 172.64.33.71
195 2026-08-21 21:15 639229437367313098
28 ms 108.162.193.71
194 2026-08-21 21:15 639229437367313098
28 ms 172.64.33.71
193 2026-08-21 21:15 639229437367313098
28 ms 173.245.59.71
192 2026-08-21 20:59 639229427923950391
4 ms 108.162.193.71
191 2026-08-21 20:59 639229427923950391
4 ms 172.64.33.71
190 2026-08-21 20:59 639229427923950391
4 ms 173.245.59.71
189 2026-08-21 20:43 639229418168588854
9 ms 173.245.59.71
188 2026-08-21 20:43 639229418168588854
9 ms 108.162.193.71
187 2026-08-21 20:43 639229418168588854
9 ms 172.64.33.71
186 2026-08-21 20:27 639229408345678334
4 ms 108.162.193.71
185 2026-08-21 20:27 639229408345678334
4 ms 172.64.33.71
184 2026-08-21 20:27 639229408345678334
4 ms 173.245.59.71
183 2026-08-21 20:11 639229398616354648
12 ms 173.245.59.71
182 2026-08-21 20:11 639229398616354648
12 ms 108.162.193.71
181 2026-08-21 20:11 639229398616354648
12 ms 172.64.33.71
180 2026-08-21 19:54 639229388634592323
53 ms 108.162.193.71
179 2026-08-21 19:54 639229388634592323
53 ms 172.64.33.71
178 2026-08-21 19:54 639229388634592323
53 ms 173.245.59.71
177 2026-08-21 19:38 639229378792837692
37 ms 172.64.33.71
176 2026-08-21 19:38 639229378792837692
37 ms 173.245.59.71
175 2026-08-21 19:38 639229378792837692
37 ms 108.162.193.71
174 2026-08-21 19:22 639229369154682311
47 ms 172.64.33.71
173 2026-08-21 19:22 639229369154682311
47 ms 108.162.193.71
172 2026-08-21 19:22 639229369154682311
47 ms 173.245.59.71
171 2026-08-21 19:05 639229359248017926
39 ms 108.162.193.71
170 2026-08-21 19:05 639229359248017926
39 ms 172.64.33.71
169 2026-08-21 19:05 639229359248017926
39 ms 173.245.59.71
168 2026-08-21 18:48 639229349124294642
26 ms 108.162.193.71
167 2026-08-21 18:48 639229349124294642
26 ms 172.64.33.71
166 2026-08-21 18:48 639229349124294642
26 ms 173.245.59.71
165 2026-08-21 17:56 639229317791715692
51 ms 108.162.193.71
164 2026-08-21 17:56 639229317791715692
51 ms 172.64.33.71
163 2026-08-21 17:56 639229317791715692
51 ms 173.245.59.71
162 2026-08-21 17:40 639229308115194575
9 ms 108.162.193.71
161 2026-08-21 17:40 639229308115194575
9 ms 172.64.33.71
160 2026-08-21 17:40 639229308115194575
9 ms 173.245.59.71
159 2026-08-21 17:24 639229298320320558
23 ms 108.162.193.71
158 2026-08-21 17:24 639229298320320558
23 ms 173.245.59.71
157 2026-08-21 17:24 639229298320320558
23 ms 172.64.33.71
156 2026-08-21 17:07 639229288674863221
22 ms 172.64.33.71
155 2026-08-21 17:07 639229288674863221
22 ms 108.162.193.71
154 2026-08-21 17:07 639229288674863221
22 ms 173.245.59.71
153 2026-08-21 16:51 639229278983677079
28 ms 108.162.193.71
152 2026-08-21 16:51 639229278983677079
28 ms 172.64.33.71
151 2026-08-21 16:51 639229278983677079
28 ms 173.245.59.71
150 2026-08-21 16:35 639229269405517175
12 ms 108.162.193.71
149 2026-08-21 16:35 639229269405517175
12 ms 172.64.33.71
148 2026-08-21 16:35 639229269405517175
12 ms 173.245.59.71
147 2026-08-21 16:19 639229259594798244
35 ms 108.162.193.71
146 2026-08-21 16:19 639229259594798244
35 ms 172.64.33.71
145 2026-08-21 16:19 639229259594798244
35 ms 173.245.59.71
144 2026-08-21 16:03 639229249736681188
5 ms 108.162.193.71
143 2026-08-21 16:03 639229249736681188
5 ms 172.64.33.71
142 2026-08-21 16:03 639229249736681188
5 ms 173.245.59.71
141 2026-08-21 15:46 639229239699417787
13 ms 172.64.33.71
140 2026-08-21 15:46 639229239699417787
13 ms 173.245.59.71
139 2026-08-21 15:46 639229239699417787
13 ms 108.162.193.71
138 2026-08-21 15:29 639229229621964033
33 ms 173.245.59.71
137 2026-08-21 15:29 639229229621964033
33 ms 108.162.193.71
136 2026-08-21 15:29 639229229621964033
33 ms 172.64.33.71
135 2026-08-21 15:12 639229219567270965
5 ms 108.162.193.71
134 2026-08-21 15:12 639229219567270965
5 ms 172.64.33.71
133 2026-08-21 15:12 639229219567270965
5 ms 173.245.59.71
132 2026-08-21 14:55 639229209406666856
13 ms 108.162.193.71
131 2026-08-21 14:55 639229209406666856
13 ms 172.64.33.71
130 2026-08-21 14:55 639229209406666856
13 ms 173.245.59.71
129 2026-08-21 14:03 639229177815876178
2018 ms 108.162.193.71
128 2026-08-21 14:03 639229177815876178
2018 ms 173.245.59.71
127 2026-08-21 14:03 639229177815876178
2018 ms 172.64.33.71
126 2026-08-21 13:47 639229168243572685
42 ms 108.162.193.71
125 2026-08-21 13:47 639229168243572685
42 ms 173.245.59.71
124 2026-08-21 13:47 639229168243572685
42 ms 172.64.33.71
123 2026-08-21 13:31 639229158599856475
4 ms 108.162.193.71
122 2026-08-21 13:31 639229158599856475
4 ms 172.64.33.71
121 2026-08-21 13:31 639229158599856475
4 ms 173.245.59.71
120 2026-08-21 13:15 639229148998940902
4 ms 108.162.193.71
119 2026-08-21 13:15 639229148998940902
4 ms 172.64.33.71
118 2026-08-21 13:15 639229148998940902
4 ms 173.245.59.71
117 2026-08-21 12:58 639229139276923594
31 ms 172.64.33.71
116 2026-08-21 12:58 639229139276923594
31 ms 173.245.59.71
115 2026-08-21 12:58 639229139276923594
31 ms 108.162.193.71
114 2026-08-21 12:42 639229129709912394
21 ms 108.162.193.71
113 2026-08-21 12:42 639229129709912394
21 ms 172.64.33.71
112 2026-08-21 12:42 639229129709912394
21 ms 173.245.59.71
111 2026-08-21 12:26 639229119801488500
11 ms 108.162.193.71
110 2026-08-21 12:26 639229119801488500
11 ms 172.64.33.71
109 2026-08-21 12:26 639229119801488500
11 ms 173.245.59.71
108 2026-08-21 12:10 639229110135262458
18 ms 108.162.193.71
107 2026-08-21 12:10 639229110135262458
18 ms 172.64.33.71
106 2026-08-21 12:10 639229110135262458
18 ms 173.245.59.71
105 2026-08-21 11:54 639229100336051392
21 ms 108.162.193.71
104 2026-08-21 11:54 639229100336051392
21 ms 172.64.33.71
103 2026-08-21 11:54 639229100336051392
21 ms 173.245.59.71
102 2026-08-21 11:37 639229090641415626
11 ms 108.162.193.71
101 2026-08-21 11:37 639229090641415626
11 ms 172.64.33.71
100 2026-08-21 11:37 639229090641415626
11 ms 173.245.59.71
99 2026-08-21 11:21 639229080702683947
33 ms 172.64.33.71
98 2026-08-21 11:21 639229080702683947
33 ms 108.162.193.71
97 2026-08-21 11:21 639229080702683947
33 ms 173.245.59.71
96 2026-08-21 11:04 639229070601456699
5 ms 108.162.193.71
95 2026-08-21 11:04 639229070601456699
5 ms 172.64.33.71
94 2026-08-21 11:04 639229070601456699
5 ms 173.245.59.71
93 2026-08-21 10:11 639229038947447232
49 ms 172.64.33.71
92 2026-08-21 10:11 639229038947447232
49 ms 173.245.59.71
91 2026-08-21 10:11 639229038947447232
49 ms 108.162.193.71
90 2026-08-21 09:55 639229029268708773
31 ms 172.64.33.71
89 2026-08-21 09:55 639229029268708773
31 ms 173.245.59.71
88 2026-08-21 09:55 639229029268708773
31 ms 108.162.193.71
87 2026-08-21 09:39 639229019647910603
11 ms 108.162.193.71
86 2026-08-21 09:39 639229019647910603
11 ms 173.245.59.71
85 2026-08-21 09:39 639229019647910603
11 ms 172.64.33.71
84 2026-08-21 09:23 639229009983843738
36 ms 108.162.193.71
83 2026-08-21 09:23 639229009983843738
36 ms 172.64.33.71
82 2026-08-21 09:23 639229009983843738
36 ms 173.245.59.71
81 2026-08-21 09:07 639229000203331882
100 ms 108.162.193.71
80 2026-08-21 09:07 639229000203331882
100 ms 172.64.33.71
79 2026-08-21 09:07 639229000203331882
100 ms 173.245.59.71
78 2026-08-21 08:50 639228990302335999
4 ms 173.245.59.71
77 2026-08-21 08:50 639228990302335999
4 ms 108.162.193.71
76 2026-08-21 08:50 639228990302335999
4 ms 172.64.33.71
75 2026-08-21 08:34 639228980567740722
42 ms 108.162.193.71
74 2026-08-21 08:34 639228980567740722
42 ms 172.64.33.71
73 2026-08-21 08:34 639228980567740722
42 ms 173.245.59.71
72 2026-08-21 08:18 639228970762445174
32 ms 173.245.59.71
71 2026-08-21 08:18 639228970762445174
32 ms 108.162.193.71
70 2026-08-21 08:18 639228970762445174
32 ms 172.64.33.71
69 2026-08-21 08:01 639228961065054445
2023 ms 172.64.33.71
68 2026-08-21 08:01 639228961065054445
2023 ms 173.245.59.71
67 2026-08-21 08:01 639228961065054445
2023 ms 108.162.193.71
66 2026-08-21 07:45 639228951224649885
24 ms 108.162.193.71
65 2026-08-21 07:45 639228951224649885
24 ms 172.64.33.71
64 2026-08-21 07:45 639228951224649885
24 ms 173.245.59.71
63 2026-08-21 07:28 639228941303864592
2009 ms 172.64.33.71
62 2026-08-21 07:28 639228941303864592
2009 ms 108.162.193.71
61 2026-08-21 07:28 639228941303864592
2009 ms 173.245.59.71
60 2026-08-21 07:12 639228931191328583
2055 ms 172.64.33.71
59 2026-08-21 07:12 639228931191328583
2055 ms 108.162.193.71
58 2026-08-21 07:12 639228931191328583
2055 ms 173.245.59.71
57 2026-08-21 06:19 639228899518173317
10 ms 108.162.193.71
56 2026-08-21 06:19 639228899518173317
10 ms 172.64.33.71
55 2026-08-21 06:19 639228899518173317
10 ms 173.245.59.71
54 2026-08-21 06:03 639228889785027669
54 ms 108.162.193.71
53 2026-08-21 06:03 639228889785027669
54 ms 172.64.33.71
52 2026-08-21 06:03 639228889785027669
54 ms 173.245.59.71
51 2026-08-21 05:46 639228880106330161
36 ms 173.245.59.71
50 2026-08-21 05:46 639228880106330161
36 ms 108.162.193.71
49 2026-08-21 05:46 639228880106330161
36 ms 172.64.33.71
48 2026-08-21 05:30 639228870316184091
23 ms 173.245.59.71
47 2026-08-21 05:30 639228870316184091
23 ms 108.162.193.71
46 2026-08-21 05:30 639228870316184091
23 ms 172.64.33.71
45 2026-08-21 05:14 639228860695366512
29 ms 108.162.193.71
44 2026-08-21 05:14 639228860695366512
29 ms 172.64.33.71
43 2026-08-21 05:14 639228860695366512
29 ms 173.245.59.71
42 2026-08-21 04:58 639228851027209500
8 ms 108.162.193.71
41 2026-08-21 04:58 639228851027209500
8 ms 173.245.59.71
40 2026-08-21 04:58 639228851027209500
8 ms 172.64.33.71
39 2026-08-21 04:42 639228841479265462
12 ms 172.64.33.71
38 2026-08-21 04:42 639228841479265462
12 ms 108.162.193.71
37 2026-08-21 04:42 639228841479265462
12 ms 173.245.59.71
36 2026-08-21 04:26 639228831752962260
8 ms 108.162.193.71
35 2026-08-21 04:26 639228831752962260
8 ms 172.64.33.71
34 2026-08-21 04:26 639228831752962260
8 ms 173.245.59.71
33 2026-08-21 04:10 639228821953295483
33 ms 172.64.33.71
32 2026-08-21 04:10 639228821953295483
33 ms 108.162.193.71
31 2026-08-21 04:10 639228821953295483
33 ms 173.245.59.71
30 2026-08-21 03:53 639228812227429953
29 ms 173.245.59.71
29 2026-08-21 03:53 639228812227429953
29 ms 172.64.33.71
28 2026-08-21 03:53 639228812227429953
29 ms 108.162.193.71
27 2026-08-21 03:37 639228802476107538
11 ms 108.162.193.71
26 2026-08-21 03:37 639228802476107538
11 ms 172.64.33.71
25 2026-08-21 03:37 639228802476107538
11 ms 173.245.59.71
24 2026-08-21 03:21 639228792525492032
16 ms 108.162.193.71
23 2026-08-21 03:21 639228792525492032
16 ms 172.64.33.71
22 2026-08-21 03:21 639228792525492032
16 ms 173.245.59.71
21 2026-08-21 02:28 639228761131421385
34 ms 172.64.33.71
20 2026-08-21 02:28 639228761131421385
34 ms 108.162.193.71
19 2026-08-21 02:28 639228761131421385
34 ms 173.245.59.71
18 2026-08-21 02:12 639228751571206692
59 ms 172.64.33.71
17 2026-08-21 02:12 639228751571206692
59 ms 173.245.59.71
16 2026-08-21 02:12 639228751571206692
59 ms 108.162.193.71
15 2026-08-21 01:56 639228741705571019
17 ms 172.64.33.71
14 2026-08-21 01:56 639228741705571019
17 ms 173.245.59.71
13 2026-08-21 01:56 639228741705571019
17 ms 108.162.193.71
12 2026-08-21 01:39 639228731642208228
3 ms 108.162.193.71
11 2026-08-21 01:39 639228731642208228
3 ms 172.64.33.71
10 2026-08-21 01:39 639228731642208228
3 ms 173.245.59.71
9 2026-08-21 00:47 639228700387002072
12 ms 108.162.193.71
8 2026-08-21 00:47 639228700387002072
12 ms 172.64.33.71
7 2026-08-21 00:47 639228700387002072
12 ms 173.245.59.71
6 2026-08-21 00:31 639228690742014433
42 ms 172.64.33.71
5 2026-08-21 00:31 639228690742014433
42 ms 108.162.193.71
4 2026-08-21 00:31 639228690742014433
42 ms 173.245.59.71
3 2026-08-21 00:14 639228680877937122
44 ms 108.162.193.71
2 2026-08-21 00:14 639228680877937122
44 ms 172.64.33.71
1 2026-08-21 00:14 639228680877937122
44 ms 173.245.59.71