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 2026-08-15. For this date, NameServerHistory found 228 DNS check records, 228 successful responses, 0 failed responses, and 148 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

228

Historical checks stored for this nameserver on selected date

Average Latency

148 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:53

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

228

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 2026-08-15 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
228 2026-08-15 23:53 639224347685767174
3 ms 108.162.193.121
227 2026-08-15 23:53 639224347685767174
3 ms 172.64.33.121
226 2026-08-15 23:53 639224347685767174
3 ms 173.245.59.121
225 2026-08-15 23:37 639224338276675277
8 ms 108.162.193.121
224 2026-08-15 23:37 639224338276675277
8 ms 172.64.33.121
223 2026-08-15 23:37 639224338276675277
8 ms 173.245.59.121
222 2026-08-15 22:45 639224306594546649
16 ms 108.162.193.121
221 2026-08-15 22:45 639224306594546649
16 ms 172.64.33.121
220 2026-08-15 22:45 639224306594546649
16 ms 173.245.59.121
219 2026-08-15 22:29 639224297145423303
13 ms 108.162.193.121
218 2026-08-15 22:29 639224297145423303
13 ms 173.245.59.121
217 2026-08-15 22:29 639224297145423303
13 ms 172.64.33.121
216 2026-08-15 22:13 639224287678238833
20 ms 173.245.59.121
215 2026-08-15 22:13 639224287678238833
20 ms 172.64.33.121
214 2026-08-15 22:13 639224287678238833
20 ms 108.162.193.121
213 2026-08-15 21:58 639224278490872828
10 ms 108.162.193.121
212 2026-08-15 21:58 639224278490872828
10 ms 172.64.33.121
211 2026-08-15 21:58 639224278490872828
10 ms 173.245.59.121
210 2026-08-15 21:42 639224269149307826
3 ms 108.162.193.121
209 2026-08-15 21:42 639224269149307826
3 ms 172.64.33.121
208 2026-08-15 21:42 639224269149307826
3 ms 173.245.59.121
207 2026-08-15 21:27 639224259868597616
3 ms 108.162.193.121
206 2026-08-15 21:27 639224259868597616
3 ms 172.64.33.121
205 2026-08-15 21:27 639224259868597616
3 ms 173.245.59.121
204 2026-08-15 21:11 639224250518642175
10 ms 108.162.193.121
203 2026-08-15 21:11 639224250518642175
10 ms 173.245.59.121
202 2026-08-15 21:11 639224250518642175
10 ms 172.64.33.121
201 2026-08-15 20:55 639224241064772383
2014 ms 108.162.193.121
200 2026-08-15 20:55 639224241064772383
2014 ms 172.64.33.121
199 2026-08-15 20:55 639224241064772383
2014 ms 173.245.59.121
198 2026-08-15 20:40 639224231691099605
9 ms 173.245.59.121
197 2026-08-15 20:40 639224231691099605
9 ms 172.64.33.121
196 2026-08-15 20:40 639224231691099605
9 ms 108.162.193.121
195 2026-08-15 20:24 639224222468168159
26 ms 172.64.33.121
194 2026-08-15 20:24 639224222468168159
26 ms 108.162.193.121
193 2026-08-15 20:24 639224222468168159
26 ms 173.245.59.121
192 2026-08-15 20:09 639224213173899635
4 ms 108.162.193.121
191 2026-08-15 20:09 639224213173899635
4 ms 172.64.33.121
190 2026-08-15 20:09 639224213173899635
4 ms 173.245.59.121
189 2026-08-15 19:53 639224203914451783
5 ms 172.64.33.121
188 2026-08-15 19:53 639224203914451783
5 ms 108.162.193.121
187 2026-08-15 19:53 639224203914451783
5 ms 173.245.59.121
186 2026-08-15 19:00 639224172202542163
8 ms 108.162.193.121
185 2026-08-15 19:00 639224172202542163
8 ms 172.64.33.121
184 2026-08-15 19:00 639224172202542163
8 ms 173.245.59.121
183 2026-08-15 18:46 639224163338654093
7 ms 108.162.193.121
182 2026-08-15 18:46 639224163338654093
7 ms 172.64.33.121
181 2026-08-15 18:46 639224163338654093
7 ms 173.245.59.121
180 2026-08-15 18:30 639224154287995374
50 ms 108.162.193.121
179 2026-08-15 18:30 639224154287995374
50 ms 172.64.33.121
178 2026-08-15 18:30 639224154287995374
50 ms 173.245.59.121
177 2026-08-15 18:15 639224145118612503
6 ms 108.162.193.121
176 2026-08-15 18:15 639224145118612503
6 ms 172.64.33.121
175 2026-08-15 18:15 639224145118612503
6 ms 173.245.59.121
174 2026-08-15 18:00 639224135995990731
4 ms 108.162.193.121
173 2026-08-15 18:00 639224135995990731
4 ms 172.64.33.121
172 2026-08-15 18:00 639224135995990731
4 ms 173.245.59.121
171 2026-08-15 17:45 639224127185332624
20 ms 108.162.193.121
170 2026-08-15 17:45 639224127185332624
20 ms 172.64.33.121
169 2026-08-15 17:45 639224127185332624
20 ms 173.245.59.121
168 2026-08-15 17:30 639224118229289175
2021 ms 172.64.33.121
167 2026-08-15 17:30 639224118229289175
2021 ms 173.245.59.121
166 2026-08-15 17:30 639224118229289175
2021 ms 108.162.193.121
165 2026-08-15 17:16 639224109273796359
18 ms 172.64.33.121
164 2026-08-15 17:16 639224109273796359
18 ms 108.162.193.121
163 2026-08-15 17:16 639224109273796359
18 ms 173.245.59.121
162 2026-08-15 17:01 639224100490805608
7 ms 108.162.193.121
161 2026-08-15 17:01 639224100490805608
7 ms 172.64.33.121
160 2026-08-15 17:01 639224100490805608
7 ms 173.245.59.121
159 2026-08-15 16:46 639224091353714490
2018 ms 108.162.193.121
158 2026-08-15 16:46 639224091353714490
2018 ms 173.245.59.121
157 2026-08-15 16:46 639224091353714490
2018 ms 172.64.33.121
156 2026-08-15 16:30 639224082033126828
34 ms 108.162.193.121
155 2026-08-15 16:30 639224082033126828
34 ms 172.64.33.121
154 2026-08-15 16:30 639224082033126828
34 ms 173.245.59.121
153 2026-08-15 16:15 639224072736962403
14 ms 108.162.193.121
152 2026-08-15 16:15 639224072736962403
14 ms 172.64.33.121
151 2026-08-15 16:15 639224072736962403
14 ms 173.245.59.121
150 2026-08-15 15:23 639224041475563754
4 ms 108.162.193.121
149 2026-08-15 15:23 639224041475563754
4 ms 172.64.33.121
148 2026-08-15 15:23 639224041475563754
4 ms 173.245.59.121
147 2026-08-15 15:08 639224032345604453
9 ms 108.162.193.121
146 2026-08-15 15:08 639224032345604453
9 ms 172.64.33.121
145 2026-08-15 15:08 639224032345604453
9 ms 173.245.59.121
144 2026-08-15 14:52 639224023169497283
30 ms 108.162.193.121
143 2026-08-15 14:52 639224023169497283
30 ms 172.64.33.121
142 2026-08-15 14:52 639224023169497283
30 ms 173.245.59.121
141 2026-08-15 14:37 639224013981146405
10 ms 108.162.193.121
140 2026-08-15 14:37 639224013981146405
10 ms 172.64.33.121
139 2026-08-15 14:37 639224013981146405
10 ms 173.245.59.121
138 2026-08-15 14:22 639224004883412586
6 ms 108.162.193.121
137 2026-08-15 14:22 639224004883412586
6 ms 172.64.33.121
136 2026-08-15 14:22 639224004883412586
6 ms 173.245.59.121
135 2026-08-15 14:06 639223995612880615
35 ms 108.162.193.121
134 2026-08-15 14:06 639223995612880615
35 ms 172.64.33.121
133 2026-08-15 14:06 639223995612880615
35 ms 173.245.59.121
132 2026-08-15 13:51 639223986271830789
4 ms 108.162.193.121
131 2026-08-15 13:51 639223986271830789
4 ms 172.64.33.121
130 2026-08-15 13:51 639223986271830789
4 ms 173.245.59.121
129 2026-08-15 13:35 639223977005780949
16 ms 108.162.193.121
128 2026-08-15 13:35 639223977005780949
16 ms 172.64.33.121
127 2026-08-15 13:35 639223977005780949
16 ms 173.245.59.121
126 2026-08-15 13:20 639223967653137793
31 ms 172.64.33.121
125 2026-08-15 13:20 639223967653137793
31 ms 173.245.59.121
124 2026-08-15 13:20 639223967653137793
31 ms 108.162.193.121
123 2026-08-15 13:04 639223958286010799
12 ms 108.162.193.121
122 2026-08-15 13:04 639223958286010799
12 ms 172.64.33.121
121 2026-08-15 13:04 639223958286010799
12 ms 173.245.59.121
120 2026-08-15 12:48 639223948936108345
47 ms 172.64.33.121
119 2026-08-15 12:48 639223948936108345
47 ms 108.162.193.121
118 2026-08-15 12:48 639223948936108345
47 ms 173.245.59.121
117 2026-08-15 12:33 639223939673066880
58 ms 108.162.193.121
116 2026-08-15 12:33 639223939673066880
58 ms 172.64.33.121
115 2026-08-15 12:33 639223939673066880
58 ms 173.245.59.121
114 2026-08-15 11:41 639223908317760530
4 ms 108.162.193.121
113 2026-08-15 11:41 639223908317760530
4 ms 172.64.33.121
112 2026-08-15 11:41 639223908317760530
4 ms 173.245.59.121
111 2026-08-15 11:25 639223898992594258
6 ms 108.162.193.121
110 2026-08-15 11:25 639223898992594258
6 ms 172.64.33.121
109 2026-08-15 11:25 639223898992594258
6 ms 173.245.59.121
108 2026-08-15 11:10 639223889761312823
5 ms 108.162.193.121
107 2026-08-15 11:10 639223889761312823
5 ms 172.64.33.121
106 2026-08-15 11:10 639223889761312823
5 ms 173.245.59.121
105 2026-08-15 10:54 639223880359273507
38 ms 108.162.193.121
104 2026-08-15 10:54 639223880359273507
38 ms 172.64.33.121
103 2026-08-15 10:54 639223880359273507
38 ms 173.245.59.121
102 2026-08-15 10:39 639223870920466808
4 ms 108.162.193.121
101 2026-08-15 10:39 639223870920466808
4 ms 172.64.33.121
100 2026-08-15 10:39 639223870920466808
4 ms 173.245.59.121
99 2026-08-15 10:23 639223861579762179
7 ms 172.64.33.121
98 2026-08-15 10:23 639223861579762179
7 ms 173.245.59.121
97 2026-08-15 10:23 639223861579762179
7 ms 108.162.193.121
96 2026-08-15 10:07 639223852238616009
12 ms 172.64.33.121
95 2026-08-15 10:07 639223852238616009
12 ms 173.245.59.121
94 2026-08-15 10:07 639223852238616009
12 ms 108.162.193.121
93 2026-08-15 09:52 639223843019815620
3 ms 108.162.193.121
92 2026-08-15 09:52 639223843019815620
3 ms 172.64.33.121
91 2026-08-15 09:52 639223843019815620
3 ms 173.245.59.121
90 2026-08-15 09:37 639223833669915012
3 ms 108.162.193.121
89 2026-08-15 09:37 639223833669915012
3 ms 172.64.33.121
88 2026-08-15 09:37 639223833669915012
3 ms 173.245.59.121
87 2026-08-15 09:21 639223824494613222
25 ms 108.162.193.121
86 2026-08-15 09:21 639223824494613222
25 ms 172.64.33.121
85 2026-08-15 09:21 639223824494613222
25 ms 173.245.59.121
84 2026-08-15 09:06 639223815116325293
7 ms 108.162.193.121
83 2026-08-15 09:06 639223815116325293
7 ms 173.245.59.121
82 2026-08-15 09:06 639223815116325293
7 ms 172.64.33.121
81 2026-08-15 08:50 639223805493870221
34 ms 108.162.193.121
80 2026-08-15 08:50 639223805493870221
34 ms 173.245.59.121
79 2026-08-15 08:50 639223805493870221
34 ms 172.64.33.121
78 2026-08-15 07:58 639223774218660438
9 ms 108.162.193.121
77 2026-08-15 07:58 639223774218660438
9 ms 172.64.33.121
76 2026-08-15 07:58 639223774218660438
9 ms 173.245.59.121
75 2026-08-15 07:42 639223764663090372
2013 ms 173.245.59.121
74 2026-08-15 07:42 639223764663090372
2013 ms 108.162.193.121
73 2026-08-15 07:42 639223764663090372
2013 ms 172.64.33.121
72 2026-08-15 07:26 639223755338811400
12 ms 108.162.193.121
71 2026-08-15 07:26 639223755338811400
12 ms 172.64.33.121
70 2026-08-15 07:26 639223755338811400
12 ms 173.245.59.121
69 2026-08-15 07:11 639223746019193268
8 ms 173.245.59.121
68 2026-08-15 07:11 639223746019193268
8 ms 108.162.193.121
67 2026-08-15 07:11 639223746019193268
8 ms 172.64.33.121
66 2026-08-15 06:55 639223736658778104
4 ms 108.162.193.121
65 2026-08-15 06:55 639223736658778104
4 ms 172.64.33.121
64 2026-08-15 06:55 639223736658778104
4 ms 173.245.59.121
63 2026-08-15 06:39 639223727330194499
15 ms 108.162.193.121
62 2026-08-15 06:39 639223727330194499
15 ms 172.64.33.121
61 2026-08-15 06:39 639223727330194499
15 ms 173.245.59.121
60 2026-08-15 06:24 639223717848514742
21 ms 173.245.59.121
59 2026-08-15 06:24 639223717848514742
21 ms 108.162.193.121
58 2026-08-15 06:24 639223717848514742
21 ms 172.64.33.121
57 2026-08-15 06:08 639223708284754056
10 ms 108.162.193.121
56 2026-08-15 06:08 639223708284754056
10 ms 172.64.33.121
55 2026-08-15 06:08 639223708284754056
10 ms 173.245.59.121
54 2026-08-15 05:52 639223699061259933
11 ms 108.162.193.121
53 2026-08-15 05:52 639223699061259933
11 ms 172.64.33.121
52 2026-08-15 05:52 639223699061259933
11 ms 173.245.59.121
51 2026-08-15 05:37 639223689592545140
8 ms 108.162.193.121
50 2026-08-15 05:37 639223689592545140
8 ms 172.64.33.121
49 2026-08-15 05:37 639223689592545140
8 ms 173.245.59.121
48 2026-08-15 05:21 639223680143410810
15 ms 172.64.33.121
47 2026-08-15 05:21 639223680143410810
15 ms 108.162.193.121
46 2026-08-15 05:21 639223680143410810
15 ms 173.245.59.121
45 2026-08-15 05:05 639223670514517104
4 ms 108.162.193.121
44 2026-08-15 05:05 639223670514517104
4 ms 172.64.33.121
43 2026-08-15 05:05 639223670514517104
4 ms 173.245.59.121
42 2026-08-15 04:12 639223638855054294
25 ms 173.245.59.121
41 2026-08-15 04:12 639223638855054294
25 ms 108.162.193.121
40 2026-08-15 04:12 639223638855054294
25 ms 172.64.33.121
39 2026-08-15 03:57 639223629623335972
2036 ms 173.245.59.121
38 2026-08-15 03:57 639223629623335972
2036 ms 108.162.193.121
37 2026-08-15 03:57 639223629623335972
2036 ms 172.64.33.121
36 2026-08-15 03:41 639223620390189495
6 ms 108.162.193.121
35 2026-08-15 03:41 639223620390189495
6 ms 172.64.33.121
34 2026-08-15 03:41 639223620390189495
6 ms 173.245.59.121
33 2026-08-15 03:25 639223610916950440
4 ms 108.162.193.121
32 2026-08-15 03:25 639223610916950440
4 ms 172.64.33.121
31 2026-08-15 03:25 639223610916950440
4 ms 173.245.59.121
30 2026-08-15 03:10 639223601597759168
6 ms 108.162.193.121
29 2026-08-15 03:10 639223601597759168
6 ms 172.64.33.121
28 2026-08-15 03:10 639223601597759168
6 ms 173.245.59.121
27 2026-08-15 02:54 639223592342172093
39 ms 108.162.193.121
26 2026-08-15 02:54 639223592342172093
39 ms 173.245.59.121
25 2026-08-15 02:54 639223592342172093
39 ms 172.64.33.121
24 2026-08-15 02:39 639223583324121497
7 ms 108.162.193.121
23 2026-08-15 02:39 639223583324121497
7 ms 172.64.33.121
22 2026-08-15 02:39 639223583324121497
7 ms 173.245.59.121
21 2026-08-15 02:24 639223574086714218
41 ms 108.162.193.121
20 2026-08-15 02:24 639223574086714218
41 ms 172.64.33.121
19 2026-08-15 02:24 639223574086714218
41 ms 173.245.59.121
18 2026-08-15 02:08 639223564698424889
21 ms 108.162.193.121
17 2026-08-15 02:08 639223564698424889
21 ms 172.64.33.121
16 2026-08-15 02:08 639223564698424889
21 ms 173.245.59.121
15 2026-08-15 01:53 639223555408664206
59 ms 108.162.193.121
14 2026-08-15 01:53 639223555408664206
59 ms 173.245.59.121
13 2026-08-15 01:53 639223555408664206
59 ms 172.64.33.121
12 2026-08-15 01:37 639223546000912416
25 ms 108.162.193.121
11 2026-08-15 01:37 639223546000912416
25 ms 172.64.33.121
10 2026-08-15 01:37 639223546000912416
25 ms 173.245.59.121
9 2026-08-15 01:22 639223536550774847
4 ms 108.162.193.121
8 2026-08-15 01:22 639223536550774847
4 ms 172.64.33.121
7 2026-08-15 01:22 639223536550774847
4 ms 173.245.59.121
6 2026-08-15 00:29 639223505017205611
28 ms 108.162.193.121
5 2026-08-15 00:29 639223505017205611
28 ms 172.64.33.121
4 2026-08-15 00:29 639223505017205611
28 ms 173.245.59.121
3 2026-08-15 00:14 639223495784410207
35 ms 108.162.193.121
2 2026-08-15 00:14 639223495784410207
35 ms 172.64.33.121
1 2026-08-15 00:14 639223495784410207
35 ms 173.245.59.121