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 2026-08-22. For this date, NameServerHistory found 222 DNS check records, 222 successful responses, 0 failed responses, and 49 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

222

Historical checks stored for this nameserver on selected date

Average Latency

49 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:47

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

222

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 jack.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
222 2026-08-22 23:47 639230391807229016
33 ms 108.162.193.121
221 2026-08-22 23:47 639230391807229016
33 ms 172.64.33.121
220 2026-08-22 23:47 639230391807229016
33 ms 173.245.59.121
219 2026-08-22 23:30 639230382051619327
28 ms 108.162.193.121
218 2026-08-22 23:30 639230382051619327
28 ms 172.64.33.121
217 2026-08-22 23:30 639230382051619327
28 ms 173.245.59.121
216 2026-08-22 23:14 639230372323353529
146 ms 108.162.193.121
215 2026-08-22 23:14 639230372323353529
146 ms 172.64.33.121
214 2026-08-22 23:14 639230372323353529
146 ms 173.245.59.121
213 2026-08-22 22:58 639230362586451064
162 ms 108.162.193.121
212 2026-08-22 22:58 639230362586451064
162 ms 172.64.33.121
211 2026-08-22 22:58 639230362586451064
162 ms 173.245.59.121
210 2026-08-22 22:42 639230352793666303
48 ms 173.245.59.121
209 2026-08-22 22:42 639230352793666303
48 ms 108.162.193.121
208 2026-08-22 22:42 639230352793666303
48 ms 172.64.33.121
207 2026-08-22 22:25 639230342775737758
14 ms 108.162.193.121
206 2026-08-22 22:25 639230342775737758
14 ms 172.64.33.121
205 2026-08-22 22:25 639230342775737758
14 ms 173.245.59.121
204 2026-08-22 22:08 639230332639939561
39 ms 108.162.193.121
203 2026-08-22 22:08 639230332639939561
39 ms 172.64.33.121
202 2026-08-22 22:08 639230332639939561
39 ms 173.245.59.121
201 2026-08-22 21:15 639230301014190104
61 ms 108.162.193.121
200 2026-08-22 21:15 639230301014190104
61 ms 172.64.33.121
199 2026-08-22 21:15 639230301014190104
61 ms 173.245.59.121
198 2026-08-22 20:59 639230291048161498
31 ms 108.162.193.121
197 2026-08-22 20:59 639230291048161498
31 ms 172.64.33.121
196 2026-08-22 20:59 639230291048161498
31 ms 173.245.59.121
195 2026-08-22 20:42 639230280894353664
20 ms 108.162.193.121
194 2026-08-22 20:42 639230280894353664
20 ms 172.64.33.121
193 2026-08-22 20:42 639230280894353664
20 ms 173.245.59.121
192 2026-08-22 20:25 639230270699419073
145 ms 108.162.193.121
191 2026-08-22 20:25 639230270699419073
145 ms 172.64.33.121
190 2026-08-22 20:25 639230270699419073
145 ms 173.245.59.121
189 2026-08-22 20:07 639230260248163050
6 ms 108.162.193.121
188 2026-08-22 20:07 639230260248163050
6 ms 172.64.33.121
187 2026-08-22 20:07 639230260248163050
6 ms 173.245.59.121
186 2026-08-22 19:50 639230250122494282
158 ms 108.162.193.121
185 2026-08-22 19:50 639230250122494282
158 ms 172.64.33.121
184 2026-08-22 19:50 639230250122494282
158 ms 173.245.59.121
183 2026-08-22 19:34 639230239972935046
23 ms 108.162.193.121
182 2026-08-22 19:34 639230239972935046
23 ms 172.64.33.121
181 2026-08-22 19:34 639230239972935046
23 ms 173.245.59.121
180 2026-08-22 19:17 639230229963262464
4 ms 108.162.193.121
179 2026-08-22 19:17 639230229963262464
4 ms 172.64.33.121
178 2026-08-22 19:17 639230229963262464
4 ms 173.245.59.121
177 2026-08-22 19:00 639230220033804658
154 ms 108.162.193.121
176 2026-08-22 19:00 639230220033804658
154 ms 172.64.33.121
175 2026-08-22 19:00 639230220033804658
154 ms 173.245.59.121
174 2026-08-22 18:43 639230209891107289
29 ms 108.162.193.121
173 2026-08-22 18:43 639230209891107289
29 ms 172.64.33.121
172 2026-08-22 18:43 639230209891107289
29 ms 173.245.59.121
171 2026-08-22 18:26 639230199630298717
30 ms 108.162.193.121
170 2026-08-22 18:26 639230199630298717
30 ms 172.64.33.121
169 2026-08-22 18:26 639230199630298717
30 ms 173.245.59.121
168 2026-08-22 18:09 639230189301984150
25 ms 173.245.59.121
167 2026-08-22 18:09 639230189301984150
25 ms 108.162.193.121
166 2026-08-22 18:09 639230189301984150
25 ms 172.64.33.121
165 2026-08-22 17:16 639230157138468804
32 ms 108.162.193.121
164 2026-08-22 17:16 639230157138468804
32 ms 172.64.33.121
163 2026-08-22 17:16 639230157138468804
32 ms 173.245.59.121
162 2026-08-22 16:59 639230146987869495
10 ms 108.162.193.121
161 2026-08-22 16:59 639230146987869495
10 ms 172.64.33.121
160 2026-08-22 16:59 639230146987869495
10 ms 173.245.59.121
159 2026-08-22 16:42 639230136768638516
38 ms 108.162.193.121
158 2026-08-22 16:42 639230136768638516
38 ms 172.64.33.121
157 2026-08-22 16:42 639230136768638516
38 ms 173.245.59.121
156 2026-08-22 16:25 639230126735907877
141 ms 108.162.193.121
155 2026-08-22 16:25 639230126735907877
141 ms 172.64.33.121
154 2026-08-22 16:25 639230126735907877
141 ms 173.245.59.121
153 2026-08-22 16:08 639230116551187768
143 ms 108.162.193.121
152 2026-08-22 16:08 639230116551187768
143 ms 172.64.33.121
151 2026-08-22 16:08 639230116551187768
143 ms 173.245.59.121
150 2026-08-22 15:51 639230106335615913
35 ms 108.162.193.121
149 2026-08-22 15:51 639230106335615913
35 ms 172.64.33.121
148 2026-08-22 15:51 639230106335615913
35 ms 173.245.59.121
147 2026-08-22 15:34 639230096177758176
30 ms 108.162.193.121
146 2026-08-22 15:34 639230096177758176
30 ms 172.64.33.121
145 2026-08-22 15:34 639230096177758176
30 ms 173.245.59.121
144 2026-08-22 15:17 639230086185999993
15 ms 108.162.193.121
143 2026-08-22 15:17 639230086185999993
15 ms 172.64.33.121
142 2026-08-22 15:17 639230086185999993
15 ms 173.245.59.121
141 2026-08-22 15:01 639230076247854903
27 ms 108.162.193.121
140 2026-08-22 15:01 639230076247854903
27 ms 172.64.33.121
139 2026-08-22 15:01 639230076247854903
27 ms 173.245.59.121
138 2026-08-22 14:44 639230066076077530
27 ms 108.162.193.121
137 2026-08-22 14:44 639230066076077530
27 ms 172.64.33.121
136 2026-08-22 14:44 639230066076077530
27 ms 173.245.59.121
135 2026-08-22 14:27 639230055738197328
64 ms 108.162.193.121
134 2026-08-22 14:27 639230055738197328
64 ms 172.64.33.121
133 2026-08-22 14:27 639230055738197328
64 ms 173.245.59.121
132 2026-08-22 14:09 639230045411225521
23 ms 108.162.193.121
131 2026-08-22 14:09 639230045411225521
23 ms 172.64.33.121
130 2026-08-22 14:09 639230045411225521
23 ms 173.245.59.121
129 2026-08-22 13:15 639230013046000470
28 ms 108.162.193.121
128 2026-08-22 13:15 639230013046000470
28 ms 172.64.33.121
127 2026-08-22 13:15 639230013046000470
28 ms 173.245.59.121
126 2026-08-22 12:59 639230003090037878
52 ms 108.162.193.121
125 2026-08-22 12:59 639230003090037878
52 ms 172.64.33.121
124 2026-08-22 12:59 639230003090037878
52 ms 173.245.59.121
123 2026-08-22 12:42 639229993008259475
11 ms 108.162.193.121
122 2026-08-22 12:42 639229993008259475
11 ms 172.64.33.121
121 2026-08-22 12:42 639229993008259475
11 ms 173.245.59.121
120 2026-08-22 12:25 639229982909449470
5 ms 108.162.193.121
119 2026-08-22 12:25 639229982909449470
5 ms 172.64.33.121
118 2026-08-22 12:25 639229982909449470
5 ms 173.245.59.121
117 2026-08-22 12:09 639229973035502212
36 ms 108.162.193.121
116 2026-08-22 12:09 639229973035502212
36 ms 172.64.33.121
115 2026-08-22 12:09 639229973035502212
36 ms 173.245.59.121
114 2026-08-22 11:52 639229963064296145
112 ms 108.162.193.121
113 2026-08-22 11:52 639229963064296145
112 ms 172.64.33.121
112 2026-08-22 11:52 639229963064296145
112 ms 173.245.59.121
111 2026-08-22 11:35 639229952996162143
113 ms 108.162.193.121
110 2026-08-22 11:35 639229952996162143
113 ms 172.64.33.121
109 2026-08-22 11:35 639229952996162143
113 ms 173.245.59.121
108 2026-08-22 11:19 639229943051949195
25 ms 108.162.193.121
107 2026-08-22 11:19 639229943051949195
25 ms 172.64.33.121
106 2026-08-22 11:19 639229943051949195
25 ms 173.245.59.121
105 2026-08-22 11:02 639229932919214934
24 ms 108.162.193.121
104 2026-08-22 11:02 639229932919214934
24 ms 172.64.33.121
103 2026-08-22 11:02 639229932919214934
24 ms 173.245.59.121
102 2026-08-22 10:45 639229922745889838
31 ms 108.162.193.121
101 2026-08-22 10:45 639229922745889838
31 ms 172.64.33.121
100 2026-08-22 10:45 639229922745889838
31 ms 173.245.59.121
99 2026-08-22 10:28 639229912587214796
169 ms 108.162.193.121
98 2026-08-22 10:28 639229912587214796
169 ms 172.64.33.121
97 2026-08-22 10:28 639229912587214796
169 ms 173.245.59.121
96 2026-08-22 10:11 639229902240004454
23 ms 108.162.193.121
95 2026-08-22 10:11 639229902240004454
23 ms 172.64.33.121
94 2026-08-22 10:11 639229902240004454
23 ms 173.245.59.121
93 2026-08-22 09:18 639229870800501662
13 ms 108.162.193.121
92 2026-08-22 09:18 639229870800501662
13 ms 172.64.33.121
91 2026-08-22 09:18 639229870800501662
13 ms 173.245.59.121
90 2026-08-22 09:02 639229861058384956
19 ms 108.162.193.121
89 2026-08-22 09:02 639229861058384956
19 ms 172.64.33.121
88 2026-08-22 09:02 639229861058384956
19 ms 173.245.59.121
87 2026-08-22 08:46 639229851158592604
21 ms 108.162.193.121
86 2026-08-22 08:46 639229851158592604
21 ms 172.64.33.121
85 2026-08-22 08:46 639229851158592604
21 ms 173.245.59.121
84 2026-08-22 08:29 639229841475569629
27 ms 108.162.193.121
83 2026-08-22 08:29 639229841475569629
27 ms 172.64.33.121
82 2026-08-22 08:29 639229841475569629
27 ms 173.245.59.121
81 2026-08-22 08:13 639229831887658471
168 ms 108.162.193.121
80 2026-08-22 08:13 639229831887658471
168 ms 172.64.33.121
79 2026-08-22 08:13 639229831887658471
168 ms 173.245.59.121
78 2026-08-22 07:57 639229822043670346
20 ms 108.162.193.121
77 2026-08-22 07:57 639229822043670346
20 ms 172.64.33.121
76 2026-08-22 07:57 639229822043670346
20 ms 173.245.59.121
75 2026-08-22 07:41 639229812327913936
13 ms 108.162.193.121
74 2026-08-22 07:41 639229812327913936
13 ms 172.64.33.121
73 2026-08-22 07:41 639229812327913936
13 ms 173.245.59.121
72 2026-08-22 07:25 639229802629488686
52 ms 108.162.193.121
71 2026-08-22 07:25 639229802629488686
52 ms 172.64.33.121
70 2026-08-22 07:25 639229802629488686
52 ms 173.245.59.121
69 2026-08-22 07:09 639229793051447309
20 ms 108.162.193.121
68 2026-08-22 07:09 639229793051447309
20 ms 172.64.33.121
67 2026-08-22 07:09 639229793051447309
20 ms 173.245.59.121
66 2026-08-22 06:52 639229783303531961
23 ms 108.162.193.121
65 2026-08-22 06:52 639229783303531961
23 ms 172.64.33.121
64 2026-08-22 06:52 639229783303531961
23 ms 173.245.59.121
63 2026-08-22 06:36 639229773458051942
51 ms 108.162.193.121
62 2026-08-22 06:36 639229773458051942
51 ms 172.64.33.121
61 2026-08-22 06:36 639229773458051942
51 ms 173.245.59.121
60 2026-08-22 06:19 639229763373848056
28 ms 108.162.193.121
59 2026-08-22 06:19 639229763373848056
28 ms 172.64.33.121
58 2026-08-22 06:19 639229763373848056
28 ms 173.245.59.121
57 2026-08-22 05:27 639229732140622809
52 ms 108.162.193.121
56 2026-08-22 05:27 639229732140622809
52 ms 172.64.33.121
55 2026-08-22 05:27 639229732140622809
52 ms 173.245.59.121
54 2026-08-22 05:11 639229722699695967
162 ms 108.162.193.121
53 2026-08-22 05:11 639229722699695967
162 ms 172.64.33.121
52 2026-08-22 05:11 639229722699695967
162 ms 173.245.59.121
51 2026-08-22 04:55 639229713097498075
10 ms 108.162.193.121
50 2026-08-22 04:55 639229713097498075
10 ms 172.64.33.121
49 2026-08-22 04:55 639229713097498075
10 ms 173.245.59.121
48 2026-08-22 04:40 639229703543969637
50 ms 108.162.193.121
47 2026-08-22 04:40 639229703543969637
50 ms 172.64.33.121
46 2026-08-22 04:40 639229703543969637
50 ms 173.245.59.121
45 2026-08-22 04:24 639229693970392873
31 ms 108.162.193.121
44 2026-08-22 04:24 639229693970392873
31 ms 172.64.33.121
43 2026-08-22 04:24 639229693970392873
31 ms 173.245.59.121
42 2026-08-22 04:07 639229684277329469
98 ms 108.162.193.121
41 2026-08-22 04:07 639229684277329469
98 ms 172.64.33.121
40 2026-08-22 04:07 639229684277329469
98 ms 173.245.59.121
39 2026-08-22 03:51 639229674501596661
61 ms 108.162.193.121
38 2026-08-22 03:51 639229674501596661
61 ms 172.64.33.121
37 2026-08-22 03:51 639229674501596661
61 ms 173.245.59.121
36 2026-08-22 03:35 639229665064441147
29 ms 108.162.193.121
35 2026-08-22 03:35 639229665064441147
29 ms 172.64.33.121
34 2026-08-22 03:35 639229665064441147
29 ms 173.245.59.121
33 2026-08-22 03:19 639229655507536872
21 ms 108.162.193.121
32 2026-08-22 03:19 639229655507536872
21 ms 172.64.33.121
31 2026-08-22 03:19 639229655507536872
21 ms 173.245.59.121
30 2026-08-22 03:03 639229645849603111
10 ms 108.162.193.121
29 2026-08-22 03:03 639229645849603111
10 ms 172.64.33.121
28 2026-08-22 03:03 639229645849603111
10 ms 173.245.59.121
27 2026-08-22 02:47 639229636090497453
32 ms 108.162.193.121
26 2026-08-22 02:47 639229636090497453
32 ms 172.64.33.121
25 2026-08-22 02:47 639229636090497453
32 ms 173.245.59.121
24 2026-08-22 02:30 639229625978544281
60 ms 108.162.193.121
23 2026-08-22 02:30 639229625978544281
60 ms 172.64.33.121
22 2026-08-22 02:30 639229625978544281
60 ms 173.245.59.121
21 2026-08-22 01:38 639229594644662176
32 ms 108.162.193.121
20 2026-08-22 01:38 639229594644662176
32 ms 172.64.33.121
19 2026-08-22 01:38 639229594644662176
32 ms 173.245.59.121
18 2026-08-22 01:22 639229585214633065
11 ms 108.162.193.121
17 2026-08-22 01:22 639229585214633065
11 ms 172.64.33.121
16 2026-08-22 01:22 639229585214633065
11 ms 173.245.59.121
15 2026-08-22 01:06 639229575581042175
21 ms 108.162.193.121
14 2026-08-22 01:06 639229575581042175
21 ms 172.64.33.121
13 2026-08-22 01:06 639229575581042175
21 ms 173.245.59.121
12 2026-08-22 00:50 639229565912268962
27 ms 108.162.193.121
11 2026-08-22 00:50 639229565912268962
27 ms 172.64.33.121
10 2026-08-22 00:50 639229565912268962
27 ms 173.245.59.121
9 2026-08-22 00:34 639229556237813203
47 ms 108.162.193.121
8 2026-08-22 00:34 639229556237813203
47 ms 172.64.33.121
7 2026-08-22 00:34 639229556237813203
47 ms 173.245.59.121
6 2026-08-22 00:18 639229546625802518
33 ms 108.162.193.121
5 2026-08-22 00:18 639229546625802518
33 ms 172.64.33.121
4 2026-08-22 00:18 639229546625802518
33 ms 173.245.59.121
3 2026-08-22 00:02 639229537172016621
9 ms 108.162.193.121
2 2026-08-22 00:02 639229537172016621
9 ms 172.64.33.121
1 2026-08-22 00:02 639229537172016621
9 ms 173.245.59.121