DNS response history for dean.ns.cloadflare.com

dean.ns.cloadflare.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 73 DNS check records, 72 successful responses, 1 failed responses, and 275 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.cloadflare.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

275 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

64.190.63.222

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

1

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 dean.ns.cloadflare.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
73 2026-08-21 23:50 639229527598660841
34 ms 64.190.63.222
72 2026-08-21 23:34 639229517954323214
39 ms 64.190.63.222
71 2026-08-21 23:18 639229508269999021
57 ms 64.190.63.222
70 2026-08-21 23:01 639229498559060171
10 ms 64.190.63.222
69 2026-08-21 22:45 639229488519347586
34 ms 64.190.63.222
68 2026-08-21 21:52 639229456606578934
134 ms 64.190.63.222
67 2026-08-21 21:36 639229446985772499
39 ms 64.190.63.222
66 2026-08-21 21:20 639229437367313098
27 ms 64.190.63.222
65 2026-08-21 21:04 639229427923950391
86 ms 64.190.63.222
64 2026-08-21 20:47 639229418168588854
82 ms 64.190.63.222
63 2026-08-21 20:31 639229408345678334
38 ms 64.190.63.222
62 2026-08-21 20:15 639229398616354648
53 ms 64.190.63.222
61 2026-08-21 19:59 639229388634592323
2105 ms 64.190.63.222
60 2026-08-21 19:42 639229378792837692
29 ms 64.190.63.222
59 2026-08-21 19:26 639229369154682311
365 ms 64.190.63.222
58 2026-08-21 19:09 639229359248017926
52 ms 64.190.63.222
57 2026-08-21 18:53 639229349124294642
53 ms 64.190.63.222
56 2026-08-21 18:00 639229317791715692
35 ms 64.190.63.222
55 2026-08-21 17:44 639229308115194575
222 ms 64.190.63.222
54 2026-08-21 17:28 639229298320320558
49 ms 64.190.63.222
53 2026-08-21 17:12 639229288674863221
52 ms 64.190.63.222
52 2026-08-21 16:56 639229278983677079
31 ms 64.190.63.222
51 2026-08-21 16:39 639229269405517175
65 ms 64.190.63.222
50 2026-08-21 16:23 639229259594798244
43 ms 64.190.63.222
49 2026-08-21 16:07 639229249736681188
61 ms 64.190.63.222
48 2026-08-21 15:50 639229239699417787
268 ms 64.190.63.222
47 2026-08-21 15:33 639229229621964033
86 ms 64.190.63.222
46 2026-08-21 15:17 639229219567270965
10 ms 64.190.63.222
45 2026-08-21 15:00 639229209406666856
26 ms 64.190.63.222
44 2026-08-21 14:07 639229177815876178
8 ms 64.190.63.222
43 2026-08-21 13:51 639229168243572685
21 ms 64.190.63.222
42 2026-08-21 13:35 639229158599856475
23 ms 64.190.63.222
41 2026-08-21 13:19 639229148998940902
40 ms 64.190.63.222
40 2026-08-21 13:03 639229139276923594
354 ms 64.190.63.222
39 2026-08-21 12:47 639229129709912394
202 ms 64.190.63.222
38 2026-08-21 12:30 639229119801488500
2023 ms 64.190.63.222
37 2026-08-21 12:14 639229110135262458
70 ms 64.190.63.222
36 2026-08-21 11:58 639229100336051392
251 ms 64.190.63.222
35 2026-08-21 11:42 639229090641415626
2009 ms 64.190.63.222
34 2026-08-21 11:25 639229080702683947
2027 ms 64.190.63.222
33 2026-08-21 11:08 639229070601456699
67 ms 64.190.63.222
32 2026-08-21 10:15 639229038947447232
4 ms 64.190.63.222
31 2026-08-21 09:59 639229029268708773
37 ms 64.190.63.222
30 2026-08-21 09:43 639229019647910603
21 ms 64.190.63.222
29 2026-08-21 09:27 639229009983843738
134 ms 64.190.63.222
28 2026-08-21 09:11 639229000203331882
9 ms 64.190.63.222
27 2026-08-21 08:55 639228990302335999
74 ms 64.190.63.222
26 2026-08-21 08:38 639228980567740722
106 ms 64.190.63.111
25 2026-08-21 08:22 639228970762445174
87 ms 64.190.63.222
24 2026-08-21 08:06 639228961065054445
40 ms 64.190.63.222
23 2026-08-21 07:49 639228951224649885
306 ms 64.190.63.222
22 2026-08-21 07:33 639228941303864592
41 ms 64.190.63.222
21 2026-08-21 07:16 639228931191328583
61 ms 64.190.63.222
20 2026-08-21 06:23 639228899518173317
10 ms 64.190.63.222
19 2026-08-21 06:07 639228889785027669
193 ms 64.190.63.222
18 2026-08-21 05:51 639228880106330161
50 ms 64.190.63.111
17 2026-08-21 05:34 639228870316184091
18 ms 64.190.63.222
16 2026-08-21 05:18 639228860695366512
71 ms 64.190.63.222
15 2026-08-21 05:02 639228851027209500
151 ms 64.190.63.222
14 2026-08-21 04:46 639228841479265462
227 ms 64.190.63.111
13 2026-08-21 04:30 639228831752962260
71 ms 64.190.63.222
12 2026-08-21 04:14 639228821953295483
82 ms 64.190.63.222
11 2026-08-21 03:58 639228812227429953
27 ms 64.190.63.222
10 2026-08-21 03:41 639228802476107538
18 ms 64.190.63.222
9 2026-08-21 03:25 639228792525492032
40 ms 64.190.63.222
8 2026-08-21 02:32 639228761131421385
148 ms 64.190.63.222
7 2026-08-21 02:17 639228751571206692
2166 ms 64.190.63.222
6 2026-08-21 02:00 639228741705571019
29 ms 64.190.63.222
5 2026-08-21 01:43 639228731642208228
51 ms 64.190.63.222
4 2026-08-21 00:51 639228700387002072
4153 ms 64.190.63.222
3 2026-08-21 00:35 639228690742014433
50 ms 64.190.63.222
2 2026-08-21 00:19 639228680877937122
-
1 2026-08-21 00:02 639228670775860800
49 ms 64.190.63.222