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 2026-08-25. For this date, NameServerHistory found 207 DNS check records, 207 successful responses, 0 failed responses, and 64 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

207

Historical checks stored for this nameserver on selected date

Average Latency

64 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:49

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

207

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 2026-08-25 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
207 2026-08-25 23:49 639232985300872416
52 ms 108.162.193.121
206 2026-08-25 23:49 639232985300872416
52 ms 172.64.33.121
205 2026-08-25 23:49 639232985300872416
52 ms 173.245.59.121
204 2026-08-25 23:32 639232974980190573
4 ms 108.162.193.121
203 2026-08-25 23:32 639232974980190573
4 ms 172.64.33.121
202 2026-08-25 23:32 639232974980190573
4 ms 173.245.59.121
201 2026-08-25 23:15 639232964577050707
122 ms 108.162.193.121
200 2026-08-25 23:15 639232964577050707
122 ms 172.64.33.121
199 2026-08-25 23:15 639232964577050707
122 ms 173.245.59.121
198 2026-08-25 22:21 639232932163142799
83 ms 108.162.193.121
197 2026-08-25 22:21 639232932163142799
83 ms 172.64.33.121
196 2026-08-25 22:21 639232932163142799
83 ms 173.245.59.121
195 2026-08-25 22:03 639232921673215474
22 ms 108.162.193.121
194 2026-08-25 22:03 639232921673215474
22 ms 172.64.33.121
193 2026-08-25 22:03 639232921673215474
22 ms 173.245.59.121
192 2026-08-25 21:46 639232911234504639
175 ms 108.162.193.121
191 2026-08-25 21:46 639232911234504639
175 ms 172.64.33.121
190 2026-08-25 21:46 639232911234504639
175 ms 173.245.59.121
189 2026-08-25 21:28 639232900747078453
40 ms 108.162.193.121
188 2026-08-25 21:28 639232900747078453
40 ms 172.64.33.121
187 2026-08-25 21:28 639232900747078453
40 ms 173.245.59.121
186 2026-08-25 21:11 639232890389222534
161 ms 108.162.193.121
185 2026-08-25 21:11 639232890389222534
161 ms 172.64.33.121
184 2026-08-25 21:11 639232890389222534
161 ms 173.245.59.121
183 2026-08-25 20:54 639232880143390843
168 ms 108.162.193.121
182 2026-08-25 20:54 639232880143390843
168 ms 172.64.33.121
181 2026-08-25 20:54 639232880143390843
168 ms 173.245.59.121
180 2026-08-25 20:37 639232869755024069
5 ms 108.162.193.121
179 2026-08-25 20:37 639232869755024069
5 ms 172.64.33.121
178 2026-08-25 20:37 639232869755024069
5 ms 173.245.59.121
177 2026-08-25 20:19 639232859355940346
101 ms 108.162.193.121
176 2026-08-25 20:19 639232859355940346
101 ms 172.64.33.121
175 2026-08-25 20:19 639232859355940346
101 ms 173.245.59.121
174 2026-08-25 20:02 639232848992244953
29 ms 108.162.193.121
173 2026-08-25 20:02 639232848992244953
29 ms 172.64.33.121
172 2026-08-25 20:02 639232848992244953
29 ms 173.245.59.121
171 2026-08-25 19:45 639232838596478500
42 ms 108.162.193.121
170 2026-08-25 19:45 639232838596478500
42 ms 172.64.33.121
169 2026-08-25 19:45 639232838596478500
42 ms 173.245.59.121
168 2026-08-25 19:27 639232828175327683
42 ms 108.162.193.121
167 2026-08-25 19:27 639232828175327683
42 ms 172.64.33.121
166 2026-08-25 19:27 639232828175327683
42 ms 173.245.59.121
165 2026-08-25 19:10 639232817798330473
45 ms 108.162.193.121
164 2026-08-25 19:10 639232817798330473
45 ms 172.64.33.121
163 2026-08-25 19:10 639232817798330473
45 ms 173.245.59.121
162 2026-08-25 18:16 639232785462407552
41 ms 108.162.193.121
161 2026-08-25 18:16 639232785462407552
41 ms 172.64.33.121
160 2026-08-25 18:16 639232785462407552
41 ms 173.245.59.121
159 2026-08-25 17:59 639232775177487032
37 ms 108.162.193.121
158 2026-08-25 17:59 639232775177487032
37 ms 172.64.33.121
157 2026-08-25 17:59 639232775177487032
37 ms 173.245.59.121
156 2026-08-25 17:42 639232764991087115
25 ms 108.162.193.121
155 2026-08-25 17:42 639232764991087115
25 ms 172.64.33.121
154 2026-08-25 17:42 639232764991087115
25 ms 173.245.59.121
153 2026-08-25 17:25 639232754842971478
140 ms 108.162.193.121
152 2026-08-25 17:25 639232754842971478
140 ms 172.64.33.121
151 2026-08-25 17:25 639232754842971478
140 ms 173.245.59.121
150 2026-08-25 17:08 639232744455159107
9 ms 108.162.193.121
149 2026-08-25 17:08 639232744455159107
9 ms 172.64.33.121
148 2026-08-25 17:08 639232744455159107
9 ms 173.245.59.121
147 2026-08-25 16:51 639232734145178231
10 ms 108.162.193.121
146 2026-08-25 16:51 639232734145178231
10 ms 172.64.33.121
145 2026-08-25 16:51 639232734145178231
10 ms 173.245.59.121
144 2026-08-25 16:33 639232723827874402
53 ms 108.162.193.121
143 2026-08-25 16:33 639232723827874402
53 ms 172.64.33.121
142 2026-08-25 16:33 639232723827874402
53 ms 173.245.59.121
141 2026-08-25 16:16 639232713533011892
143 ms 108.162.193.121
140 2026-08-25 16:16 639232713533011892
143 ms 172.64.33.121
139 2026-08-25 16:16 639232713533011892
143 ms 173.245.59.121
138 2026-08-25 15:59 639232703065318207
41 ms 108.162.193.121
137 2026-08-25 15:59 639232703065318207
41 ms 172.64.33.121
136 2026-08-25 15:59 639232703065318207
41 ms 173.245.59.121
135 2026-08-25 15:41 639232692629559470
182 ms 108.162.193.121
134 2026-08-25 15:41 639232692629559470
182 ms 172.64.33.121
133 2026-08-25 15:41 639232692629559470
182 ms 173.245.59.121
132 2026-08-25 15:24 639232682238836475
142 ms 108.162.193.121
131 2026-08-25 15:24 639232682238836475
142 ms 172.64.33.121
130 2026-08-25 15:24 639232682238836475
142 ms 173.245.59.121
129 2026-08-25 15:07 639232671787004306
235 ms 108.162.193.121
128 2026-08-25 15:07 639232671787004306
235 ms 172.64.33.121
127 2026-08-25 15:07 639232671787004306
235 ms 173.245.59.121
126 2026-08-25 14:12 639232638994329666
27 ms 108.162.193.121
125 2026-08-25 14:12 639232638994329666
27 ms 172.64.33.121
124 2026-08-25 14:12 639232638994329666
27 ms 173.245.59.121
123 2026-08-25 13:55 639232628614783237
35 ms 108.162.193.121
122 2026-08-25 13:55 639232628614783237
35 ms 172.64.33.121
121 2026-08-25 13:55 639232628614783237
35 ms 173.245.59.121
120 2026-08-25 13:38 639232618360728578
21 ms 108.162.193.121
119 2026-08-25 13:38 639232618360728578
21 ms 172.64.33.121
118 2026-08-25 13:38 639232618360728578
21 ms 173.245.59.121
117 2026-08-25 13:20 639232608016476376
31 ms 108.162.193.121
116 2026-08-25 13:20 639232608016476376
31 ms 172.64.33.121
115 2026-08-25 13:20 639232608016476376
31 ms 173.245.59.121
114 2026-08-25 13:03 639232597643611557
14 ms 108.162.193.121
113 2026-08-25 13:03 639232597643611557
14 ms 172.64.33.121
112 2026-08-25 13:03 639232597643611557
14 ms 173.245.59.121
111 2026-08-25 12:46 639232587225721862
12 ms 108.162.193.121
110 2026-08-25 12:46 639232587225721862
12 ms 172.64.33.121
109 2026-08-25 12:46 639232587225721862
12 ms 173.245.59.121
108 2026-08-25 12:28 639232576780683689
95 ms 108.162.193.121
107 2026-08-25 12:28 639232576780683689
95 ms 172.64.33.121
106 2026-08-25 12:28 639232576780683689
95 ms 173.245.59.121
105 2026-08-25 12:11 639232566381512620
36 ms 108.162.193.121
104 2026-08-25 12:11 639232566381512620
36 ms 172.64.33.121
103 2026-08-25 12:11 639232566381512620
36 ms 173.245.59.121
102 2026-08-25 11:54 639232556111768563
191 ms 108.162.193.121
101 2026-08-25 11:54 639232556111768563
191 ms 172.64.33.121
100 2026-08-25 11:54 639232556111768563
191 ms 173.245.59.121
99 2026-08-25 11:37 639232545839529039
17 ms 108.162.193.121
98 2026-08-25 11:37 639232545839529039
17 ms 172.64.33.121
97 2026-08-25 11:37 639232545839529039
17 ms 173.245.59.121
96 2026-08-25 11:19 639232535349285207
13 ms 108.162.193.121
95 2026-08-25 11:19 639232535349285207
13 ms 172.64.33.121
94 2026-08-25 11:19 639232535349285207
13 ms 173.245.59.121
93 2026-08-25 11:02 639232524938080723
23 ms 108.162.193.121
92 2026-08-25 11:02 639232524938080723
23 ms 172.64.33.121
91 2026-08-25 11:02 639232524938080723
23 ms 173.245.59.121
90 2026-08-25 10:08 639232492740373468
104 ms 108.162.193.121
89 2026-08-25 10:08 639232492740373468
104 ms 172.64.33.121
88 2026-08-25 10:08 639232492740373468
104 ms 173.245.59.121
87 2026-08-25 09:51 639232482235303141
39 ms 108.162.193.121
86 2026-08-25 09:51 639232482235303141
39 ms 172.64.33.121
85 2026-08-25 09:51 639232482235303141
39 ms 173.245.59.121
84 2026-08-25 09:33 639232471861770303
30 ms 108.162.193.121
83 2026-08-25 09:33 639232471861770303
30 ms 172.64.33.121
82 2026-08-25 09:33 639232471861770303
30 ms 173.245.59.121
81 2026-08-25 09:16 639232461630217327
162 ms 108.162.193.121
80 2026-08-25 09:16 639232461630217327
162 ms 172.64.33.121
79 2026-08-25 09:16 639232461630217327
162 ms 173.245.59.121
78 2026-08-25 08:59 639232451282965990
41 ms 108.162.193.121
77 2026-08-25 08:59 639232451282965990
41 ms 172.64.33.121
76 2026-08-25 08:59 639232451282965990
41 ms 173.245.59.121
75 2026-08-25 08:42 639232440814614938
80 ms 108.162.193.121
74 2026-08-25 08:42 639232440814614938
80 ms 172.64.33.121
73 2026-08-25 08:42 639232440814614938
80 ms 173.245.59.121
72 2026-08-25 08:24 639232430410720425
115 ms 108.162.193.121
71 2026-08-25 08:24 639232430410720425
115 ms 172.64.33.121
70 2026-08-25 08:24 639232430410720425
115 ms 173.245.59.121
69 2026-08-25 08:07 639232420003096185
87 ms 108.162.193.121
68 2026-08-25 08:07 639232420003096185
87 ms 172.64.33.121
67 2026-08-25 08:07 639232420003096185
87 ms 173.245.59.121
66 2026-08-25 07:49 639232409467287444
41 ms 108.162.193.121
65 2026-08-25 07:49 639232409467287444
41 ms 172.64.33.121
64 2026-08-25 07:49 639232409467287444
41 ms 173.245.59.121
63 2026-08-25 07:32 639232399077195997
176 ms 108.162.193.121
62 2026-08-25 07:32 639232399077195997
176 ms 172.64.33.121
61 2026-08-25 07:32 639232399077195997
176 ms 173.245.59.121
60 2026-08-25 07:15 639232388731528337
111 ms 108.162.193.121
59 2026-08-25 07:15 639232388731528337
111 ms 172.64.33.121
58 2026-08-25 07:15 639232388731528337
111 ms 173.245.59.121
57 2026-08-25 06:57 639232378288598612
114 ms 108.162.193.121
56 2026-08-25 06:57 639232378288598612
114 ms 172.64.33.121
55 2026-08-25 06:57 639232378288598612
114 ms 173.245.59.121
54 2026-08-25 06:04 639232346196373643
27 ms 108.162.193.121
53 2026-08-25 06:04 639232346196373643
27 ms 172.64.33.121
52 2026-08-25 06:04 639232346196373643
27 ms 173.245.59.121
51 2026-08-25 05:47 639232336112370741
27 ms 108.162.193.121
50 2026-08-25 05:47 639232336112370741
27 ms 172.64.33.121
49 2026-08-25 05:47 639232336112370741
27 ms 173.245.59.121
48 2026-08-25 05:31 639232326146508970
40 ms 108.162.193.121
47 2026-08-25 05:31 639232326146508970
40 ms 172.64.33.121
46 2026-08-25 05:31 639232326146508970
40 ms 173.245.59.121
45 2026-08-25 05:14 639232316189381720
21 ms 108.162.193.121
44 2026-08-25 05:14 639232316189381720
21 ms 172.64.33.121
43 2026-08-25 05:14 639232316189381720
21 ms 173.245.59.121
42 2026-08-25 04:57 639232306217998913
27 ms 108.162.193.121
41 2026-08-25 04:57 639232306217998913
27 ms 172.64.33.121
40 2026-08-25 04:57 639232306217998913
27 ms 173.245.59.121
39 2026-08-25 04:41 639232296255744174
21 ms 108.162.193.121
38 2026-08-25 04:41 639232296255744174
21 ms 172.64.33.121
37 2026-08-25 04:41 639232296255744174
21 ms 173.245.59.121
36 2026-08-25 04:24 639232286095760789
26 ms 108.162.193.121
35 2026-08-25 04:24 639232286095760789
26 ms 172.64.33.121
34 2026-08-25 04:24 639232286095760789
26 ms 173.245.59.121
33 2026-08-25 04:07 639232276086186273
42 ms 108.162.193.121
32 2026-08-25 04:07 639232276086186273
42 ms 172.64.33.121
31 2026-08-25 04:07 639232276086186273
42 ms 173.245.59.121
30 2026-08-25 03:50 639232265900986425
35 ms 108.162.193.121
29 2026-08-25 03:50 639232265900986425
35 ms 172.64.33.121
28 2026-08-25 03:50 639232265900986425
35 ms 173.245.59.121
27 2026-08-25 03:33 639232255723518075
38 ms 108.162.193.121
26 2026-08-25 03:33 639232255723518075
38 ms 172.64.33.121
25 2026-08-25 03:33 639232255723518075
38 ms 173.245.59.121
24 2026-08-25 03:16 639232245484452890
105 ms 108.162.193.121
23 2026-08-25 03:16 639232245484452890
105 ms 172.64.33.121
22 2026-08-25 03:16 639232245484452890
105 ms 173.245.59.121
21 2026-08-25 02:59 639232235157175331
4 ms 108.162.193.121
20 2026-08-25 02:59 639232235157175331
4 ms 172.64.33.121
19 2026-08-25 02:59 639232235157175331
4 ms 173.245.59.121
18 2026-08-25 02:06 639232203197189095
26 ms 108.162.193.121
17 2026-08-25 02:06 639232203197189095
26 ms 172.64.33.121
16 2026-08-25 02:06 639232203197189095
26 ms 173.245.59.121
15 2026-08-25 01:48 639232192844564298
26 ms 108.162.193.121
14 2026-08-25 01:48 639232192844564298
26 ms 172.64.33.121
13 2026-08-25 01:48 639232192844564298
26 ms 173.245.59.121
12 2026-08-25 01:31 639232182496008942
136 ms 108.162.193.121
11 2026-08-25 01:31 639232182496008942
136 ms 172.64.33.121
10 2026-08-25 01:31 639232182496008942
136 ms 173.245.59.121
9 2026-08-25 01:14 639232172197053132
22 ms 108.162.193.121
8 2026-08-25 01:14 639232172197053132
22 ms 173.245.59.121
7 2026-08-25 01:14 639232172197053132
22 ms 172.64.33.121
6 2026-08-25 00:21 639232140250307418
15 ms 108.162.193.121
5 2026-08-25 00:21 639232140250307418
15 ms 172.64.33.121
4 2026-08-25 00:21 639232140250307418
15 ms 173.245.59.121
3 2026-08-25 00:03 639232129927860324
20 ms 108.162.193.121
2 2026-08-25 00:03 639232129927860324
20 ms 172.64.33.121
1 2026-08-25 00:03 639232129927860324
20 ms 173.245.59.121