DNS response history for jack.ns.cloudflare.com

jack.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 2026-08-10. For this date, NameServerHistory found 244 DNS check records, 243 successful responses, 1 failed responses, and 345 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 jack.ns.cloudflare.com.
Records on Selected Date

244

Historical checks stored for this nameserver on selected date

Average Latency

345 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.193.121

Most recently resolved hosting IP on selected date

Successful Responses

243

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 jack.ns.cloudflare.com

Showing DNS history for 2026-08-10 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
244 2026-08-10 23:58 639220027366289509
5 ms 108.162.193.121
243 2026-08-10 23:58 639220027366289509
5 ms 172.64.33.121
242 2026-08-10 23:58 639220027366289509
5 ms 173.245.59.121
241 2026-08-10 23:42 639220018272941900
41 ms 108.162.193.121
240 2026-08-10 23:42 639220018272941900
41 ms 172.64.33.121
239 2026-08-10 23:42 639220018272941900
41 ms 173.245.59.121
238 2026-08-10 23:27 639220009109892969
16 ms 108.162.193.121
237 2026-08-10 23:27 639220009109892969
16 ms 172.64.33.121
236 2026-08-10 23:27 639220009109892969
16 ms 173.245.59.121
235 2026-08-10 23:12 639220000040489788
2016 ms 108.162.193.121
234 2026-08-10 23:12 639220000040489788
2016 ms 173.245.59.121
233 2026-08-10 23:12 639220000040489788
2016 ms 172.64.33.121
232 2026-08-10 22:57 639219991197135747
7 ms 172.64.33.121
231 2026-08-10 22:57 639219991197135747
7 ms 173.245.59.121
230 2026-08-10 22:57 639219991197135747
7 ms 108.162.193.121
229 2026-08-10 22:42 639219982104540014
8 ms 172.64.33.121
228 2026-08-10 22:42 639219982104540014
8 ms 173.245.59.121
227 2026-08-10 22:42 639219982104540014
8 ms 108.162.193.121
226 2026-08-10 22:27 639219973150300215
43 ms 172.64.33.121
225 2026-08-10 22:27 639219973150300215
43 ms 108.162.193.121
224 2026-08-10 22:27 639219973150300215
43 ms 173.245.59.121
223 2026-08-10 22:12 639219964188486697
31 ms 108.162.193.121
222 2026-08-10 22:12 639219964188486697
31 ms 172.64.33.121
221 2026-08-10 22:12 639219964188486697
31 ms 173.245.59.121
220 2026-08-10 21:57 639219954995921784
16 ms 108.162.193.121
219 2026-08-10 21:57 639219954995921784
16 ms 172.64.33.121
218 2026-08-10 21:57 639219954995921784
16 ms 173.245.59.121
217 2026-08-10 21:41 639219945559908104
37 ms 172.64.33.121
216 2026-08-10 21:41 639219945559908104
37 ms 108.162.193.121
215 2026-08-10 21:41 639219945559908104
37 ms 173.245.59.121
214 2026-08-10 20:50 639219914137782273
14 ms 108.162.193.121
213 2026-08-10 20:50 639219914137782273
14 ms 172.64.33.121
212 2026-08-10 20:50 639219914137782273
14 ms 173.245.59.121
211 2026-08-10 20:34 639219904858355064
20 ms 108.162.193.121
210 2026-08-10 20:34 639219904858355064
20 ms 172.64.33.121
209 2026-08-10 20:34 639219904858355064
20 ms 173.245.59.121
208 2026-08-10 20:19 639219895655263396
36 ms 108.162.193.121
207 2026-08-10 20:19 639219895655263396
36 ms 172.64.33.121
206 2026-08-10 20:19 639219895655263396
36 ms 173.245.59.121
205 2026-08-10 20:04 639219886527091074
7 ms 108.162.193.121
204 2026-08-10 20:04 639219886527091074
7 ms 172.64.33.121
203 2026-08-10 20:04 639219886527091074
7 ms 173.245.59.121
202 2026-08-10 19:48 639219877343266628
28 ms 108.162.193.121
201 2026-08-10 19:48 639219877343266628
28 ms 172.64.33.121
200 2026-08-10 19:48 639219877343266628
28 ms 173.245.59.121
199 2026-08-10 19:33 639219868177358195
12 ms 108.162.193.121
198 2026-08-10 19:33 639219868177358195
12 ms 172.64.33.121
197 2026-08-10 19:33 639219868177358195
12 ms 173.245.59.121
196 2026-08-10 19:18 639219859159581515
4 ms 108.162.193.121
195 2026-08-10 19:18 639219859159581515
4 ms 172.64.33.121
194 2026-08-10 19:18 639219859159581515
4 ms 173.245.59.121
193 2026-08-10 19:03 639219850124020182
28 ms 108.162.193.121
192 2026-08-10 19:03 639219850124020182
28 ms 172.64.33.121
191 2026-08-10 19:03 639219850124020182
28 ms 173.245.59.121
190 2026-08-10 18:48 639219840940124840
20 ms 108.162.193.121
189 2026-08-10 18:48 639219840940124840
20 ms 172.64.33.121
188 2026-08-10 18:48 639219840940124840
20 ms 173.245.59.121
187 2026-08-10 18:32 639219831829876486
24 ms 108.162.193.121
186 2026-08-10 18:32 639219831829876486
24 ms 172.64.33.121
185 2026-08-10 18:32 639219831829876486
24 ms 173.245.59.121
184 2026-08-10 18:17 639219822587759143
6 ms 108.162.193.121
183 2026-08-10 18:17 639219822587759143
6 ms 172.64.33.121
182 2026-08-10 18:17 639219822587759143
6 ms 173.245.59.121
181 2026-08-10 18:02 639219813247114428
17 ms 108.162.193.121
180 2026-08-10 18:02 639219813247114428
17 ms 172.64.33.121
179 2026-08-10 18:02 639219813247114428
17 ms 173.245.59.121
178 2026-08-10 17:10 639219781959606396
5 ms 108.162.193.121
177 2026-08-10 17:10 639219781959606396
5 ms 172.64.33.121
176 2026-08-10 17:10 639219781959606396
5 ms 173.245.59.121
175 2026-08-10 16:55 639219772658305431
12 ms 172.64.33.121
174 2026-08-10 16:55 639219772658305431
12 ms 173.245.59.121
173 2026-08-10 16:55 639219772658305431
12 ms 108.162.193.121
172 2026-08-10 16:40 639219763454523027
5 ms 108.162.193.121
171 2026-08-10 16:40 639219763454523027
5 ms 172.64.33.121
170 2026-08-10 16:40 639219763454523027
5 ms 173.245.59.121
169 2026-08-10 16:25 639219754279127815
7 ms 108.162.193.121
168 2026-08-10 16:25 639219754279127815
7 ms 172.64.33.121
167 2026-08-10 16:25 639219754279127815
7 ms 173.245.59.121
166 2026-08-10 16:09 639219745087467767
4 ms 108.162.193.121
165 2026-08-10 16:09 639219745087467767
4 ms 172.64.33.121
164 2026-08-10 16:09 639219745087467767
4 ms 173.245.59.121
163 2026-08-10 15:54 639219735900678107
8 ms 108.162.193.121
162 2026-08-10 15:54 639219735900678107
8 ms 172.64.33.121
161 2026-08-10 15:54 639219735900678107
8 ms 173.245.59.121
160 2026-08-10 15:38 639219726531461979
11 ms 172.64.33.121
159 2026-08-10 15:38 639219726531461979
11 ms 173.245.59.121
158 2026-08-10 15:38 639219726531461979
11 ms 108.162.193.121
157 2026-08-10 15:23 639219717415222156
11 ms 108.162.193.121
156 2026-08-10 15:23 639219717415222156
11 ms 172.64.33.121
155 2026-08-10 15:23 639219717415222156
11 ms 173.245.59.121
154 2026-08-10 15:08 639219708266470863
25 ms 108.162.193.121
153 2026-08-10 15:08 639219708266470863
25 ms 173.245.59.121
152 2026-08-10 15:08 639219708266470863
25 ms 172.64.33.121
151 2026-08-10 14:52 639219699049479559
28 ms 108.162.193.121
150 2026-08-10 14:52 639219699049479559
28 ms 172.64.33.121
149 2026-08-10 14:52 639219699049479559
28 ms 173.245.59.121
148 2026-08-10 14:37 639219689775815194
13 ms 172.64.33.121
147 2026-08-10 14:37 639219689775815194
13 ms 173.245.59.121
146 2026-08-10 14:37 639219689775815194
13 ms 108.162.193.121
145 2026-08-10 14:21 639219680511810632
53 ms 108.162.193.121
144 2026-08-10 14:21 639219680511810632
53 ms 172.64.33.121
143 2026-08-10 14:21 639219680511810632
53 ms 173.245.59.121
142 2026-08-10 13:26 639219648997191257
46 ms 108.162.193.121
141 2026-08-10 13:26 639219648997191257
46 ms 172.64.33.121
140 2026-08-10 13:26 639219648997191257
46 ms 173.245.59.121
139 2026-08-10 13:11 639219639938909436
33 ms 108.162.193.121
138 2026-08-10 13:11 639219639938909436
33 ms 172.64.33.121
137 2026-08-10 13:11 639219639938909436
33 ms 173.245.59.121
136 2026-08-10 12:56 639219630718286441
2027 ms 172.64.33.121
135 2026-08-10 12:56 639219630718286441
2027 ms 108.162.193.121
134 2026-08-10 12:56 639219630718286441
2027 ms 173.245.59.121
133 2026-08-10 12:41 639219621472350410
2032 ms 108.162.193.121
132 2026-08-10 12:41 639219621472350410
2032 ms 172.64.33.121
131 2026-08-10 12:41 639219621472350410
2032 ms 173.245.59.121
130 2026-08-10 12:26 639219612500421992
2018 ms 173.245.59.121
129 2026-08-10 12:26 639219612500421992
2018 ms 172.64.33.121
128 2026-08-10 12:26 639219612500421992
2018 ms 108.162.193.121
127 2026-08-10 12:10 639219603383833445
8 ms 108.162.193.121
126 2026-08-10 12:10 639219603383833445
8 ms 172.64.33.121
125 2026-08-10 12:10 639219603383833445
8 ms 173.245.59.121
124 2026-08-10 11:55 639219594143823358
2009 ms 173.245.59.121
123 2026-08-10 11:55 639219594143823358
2009 ms 172.64.33.121
122 2026-08-10 11:55 639219594143823358
2009 ms 108.162.193.121
121 2026-08-10 11:40 639219585053166024
43 ms 108.162.193.121
120 2026-08-10 11:40 639219585053166024
43 ms 172.64.33.121
119 2026-08-10 11:40 639219585053166024
43 ms 173.245.59.121
118 2026-08-10 11:25 639219575885776644
58 ms 108.162.193.121
117 2026-08-10 11:25 639219575885776644
58 ms 172.64.33.121
116 2026-08-10 11:25 639219575885776644
58 ms 173.245.59.121
115 2026-08-10 11:10 639219566844532361
2048 ms 108.162.193.121
114 2026-08-10 11:10 639219566844532361
2048 ms 172.64.33.121
113 2026-08-10 11:10 639219566844532361
2048 ms 173.245.59.121
112 2026-08-10 10:54 639219557705808294
82 ms 108.162.193.121
111 2026-08-10 10:54 639219557705808294
82 ms 172.64.33.121
110 2026-08-10 10:54 639219557705808294
82 ms 173.245.59.121
109 2026-08-10 10:39 639219548482688649
2009 ms 108.162.193.121
108 2026-08-10 10:39 639219548482688649
2009 ms 172.64.33.121
107 2026-08-10 10:39 639219548482688649
2009 ms 173.245.59.121
106 2026-08-10 09:46 639219517492763539
39 ms 108.162.193.121
105 2026-08-10 09:46 639219517492763539
39 ms 172.64.33.121
104 2026-08-10 09:46 639219517492763539
39 ms 173.245.59.121
103 2026-08-10 09:31 639219508755773605
44 ms 108.162.193.121
102 2026-08-10 09:31 639219508755773605
44 ms 172.64.33.121
101 2026-08-10 09:31 639219508755773605
44 ms 173.245.59.121
100 2026-08-10 09:17 639219499852103863
4 ms 108.162.193.121
99 2026-08-10 09:17 639219499852103863
4 ms 172.64.33.121
98 2026-08-10 09:17 639219499852103863
4 ms 173.245.59.121
97 2026-08-10 09:02 639219490893714387
23 ms 108.162.193.121
96 2026-08-10 09:02 639219490893714387
23 ms 172.64.33.121
95 2026-08-10 09:02 639219490893714387
23 ms 173.245.59.121
94 2026-08-10 08:47 639219482299305521
2017 ms 108.162.193.121
93 2026-08-10 08:47 639219482299305521
2017 ms 172.64.33.121
92 2026-08-10 08:47 639219482299305521
2017 ms 173.245.59.121
91 2026-08-10 08:33 639219473613114853
2009 ms 172.64.33.121
90 2026-08-10 08:33 639219473613114853
2009 ms 173.245.59.121
89 2026-08-10 08:33 639219473613114853
2009 ms 108.162.193.121
88 2026-08-10 08:18 639219465061138643
6 ms 108.162.193.121
87 2026-08-10 08:18 639219465061138643
6 ms 172.64.33.121
86 2026-08-10 08:18 639219465061138643
6 ms 173.245.59.121
85 2026-08-10 08:04 639219456616129015
2021 ms 173.245.59.121
84 2026-08-10 08:04 639219456616129015
2021 ms 108.162.193.121
83 2026-08-10 08:04 639219456616129015
2021 ms 172.64.33.121
82 2026-08-10 07:50 639219447974008557
15 ms 108.162.193.121
81 2026-08-10 07:50 639219447974008557
15 ms 172.64.33.121
80 2026-08-10 07:50 639219447974008557
15 ms 173.245.59.121
79 2026-08-10 07:36 639219439498255213
12 ms 108.162.193.121
78 2026-08-10 07:36 639219439498255213
12 ms 172.64.33.121
77 2026-08-10 07:36 639219439498255213
12 ms 173.245.59.121
76 2026-08-10 07:21 639219430664872256
4 ms 108.162.193.121
75 2026-08-10 07:21 639219430664872256
4 ms 172.64.33.121
74 2026-08-10 07:21 639219430664872256
4 ms 173.245.59.121
73 2026-08-10 07:06 639219421757560037
2044 ms 173.245.59.121
72 2026-08-10 07:06 639219421757560037
2044 ms 108.162.193.121
71 2026-08-10 07:06 639219421757560037
2044 ms 172.64.33.121
70 2026-08-10 06:15 639219390773218684
-
69 2026-08-10 06:00 639219382205367722
47 ms 108.162.193.121
68 2026-08-10 06:00 639219382205367722
47 ms 172.64.33.121
67 2026-08-10 06:00 639219382205367722
47 ms 173.245.59.121
66 2026-08-10 05:46 639219373711937615
22 ms 108.162.193.121
65 2026-08-10 05:46 639219373711937615
22 ms 172.64.33.121
64 2026-08-10 05:46 639219373711937615
22 ms 173.245.59.121
63 2026-08-10 05:32 639219365088558404
37 ms 108.162.193.121
62 2026-08-10 05:32 639219365088558404
37 ms 172.64.33.121
61 2026-08-10 05:32 639219365088558404
37 ms 173.245.59.121
60 2026-08-10 05:17 639219356348833255
45 ms 173.245.59.121
59 2026-08-10 05:17 639219356348833255
45 ms 108.162.193.121
58 2026-08-10 05:17 639219356348833255
45 ms 172.64.33.121
57 2026-08-10 05:03 639219347860053478
46 ms 172.64.33.121
56 2026-08-10 05:03 639219347860053478
46 ms 108.162.193.121
55 2026-08-10 05:03 639219347860053478
46 ms 173.245.59.121
54 2026-08-10 04:49 639219339173195121
64 ms 108.162.193.121
53 2026-08-10 04:49 639219339173195121
64 ms 172.64.33.121
52 2026-08-10 04:49 639219339173195121
64 ms 173.245.59.121
51 2026-08-10 04:34 639219330642664669
20 ms 108.162.193.121
50 2026-08-10 04:34 639219330642664669
20 ms 172.64.33.121
49 2026-08-10 04:34 639219330642664669
20 ms 173.245.59.121
48 2026-08-10 04:20 639219322058698995
11 ms 108.162.193.121
47 2026-08-10 04:20 639219322058698995
11 ms 172.64.33.121
46 2026-08-10 04:20 639219322058698995
11 ms 173.245.59.121
45 2026-08-10 04:06 639219313564344199
18 ms 108.162.193.121
44 2026-08-10 04:06 639219313564344199
18 ms 172.64.33.121
43 2026-08-10 04:06 639219313564344199
18 ms 173.245.59.121
42 2026-08-10 03:51 639219304775113236
36 ms 108.162.193.121
41 2026-08-10 03:51 639219304775113236
36 ms 172.64.33.121
40 2026-08-10 03:51 639219304775113236
36 ms 173.245.59.121
39 2026-08-10 03:36 639219295706181119
49 ms 108.162.193.121
38 2026-08-10 03:36 639219295706181119
49 ms 172.64.33.121
37 2026-08-10 03:36 639219295706181119
49 ms 173.245.59.121
36 2026-08-10 02:44 639219264663923254
2044 ms 108.162.193.121
35 2026-08-10 02:44 639219264663923254
2044 ms 173.245.59.121
34 2026-08-10 02:44 639219264663923254
2044 ms 172.64.33.121
33 2026-08-10 02:30 639219256015178099
7 ms 173.245.59.121
32 2026-08-10 02:30 639219256015178099
7 ms 108.162.193.121
31 2026-08-10 02:30 639219256015178099
7 ms 172.64.33.121
30 2026-08-10 02:15 639219247509540188
52 ms 173.245.59.121
29 2026-08-10 02:15 639219247509540188
52 ms 108.162.193.121
28 2026-08-10 02:15 639219247509540188
52 ms 172.64.33.121
27 2026-08-10 02:01 639219238999539092
13 ms 108.162.193.121
26 2026-08-10 02:01 639219238999539092
13 ms 172.64.33.121
25 2026-08-10 02:01 639219238999539092
13 ms 173.245.59.121
24 2026-08-10 01:47 639219230498823902
9 ms 108.162.193.121
23 2026-08-10 01:47 639219230498823902
9 ms 172.64.33.121
22 2026-08-10 01:47 639219230498823902
9 ms 173.245.59.121
21 2026-08-10 01:33 639219221706460911
40 ms 108.162.193.121
20 2026-08-10 01:33 639219221706460911
40 ms 173.245.59.121
19 2026-08-10 01:33 639219221706460911
40 ms 172.64.33.121
18 2026-08-10 01:18 639219212930606887
7 ms 173.245.59.121
17 2026-08-10 01:18 639219212930606887
7 ms 108.162.193.121
16 2026-08-10 01:18 639219212930606887
7 ms 172.64.33.121
15 2026-08-10 01:04 639219204307908525
19 ms 108.162.193.121
14 2026-08-10 01:04 639219204307908525
19 ms 172.64.33.121
13 2026-08-10 01:04 639219204307908525
19 ms 173.245.59.121
12 2026-08-10 00:49 639219195720181470
49 ms 108.162.193.121
11 2026-08-10 00:49 639219195720181470
49 ms 172.64.33.121
10 2026-08-10 00:49 639219195720181470
49 ms 173.245.59.121
9 2026-08-10 00:35 639219186898174002
16 ms 108.162.193.121
8 2026-08-10 00:35 639219186898174002
16 ms 172.64.33.121
7 2026-08-10 00:35 639219186898174002
16 ms 173.245.59.121
6 2026-08-10 00:20 639219178004946976
2009 ms 172.64.33.121
5 2026-08-10 00:20 639219178004946976
2009 ms 173.245.59.121
4 2026-08-10 00:20 639219178004946976
2009 ms 108.162.193.121
3 2026-08-10 00:05 639219168958805474
27 ms 108.162.193.121
2 2026-08-10 00:05 639219168958805474
27 ms 172.64.33.121
1 2026-08-10 00:05 639219168958805474
27 ms 173.245.59.121