DNS response history for ns4.cloudflare.net

ns4.cloudflare.net 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 189 DNS check records, 189 successful responses, 0 failed responses, and 44 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 ns4.cloudflare.net.
Records on Selected Date

189

Historical checks stored for this nameserver on selected date

Average Latency

44 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 21:27

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.60.253

Most recently resolved hosting IP on selected date

Successful Responses

189

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 ns4.cloudflare.net

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
189 2026-08-25 21:27 639232900747078453
6 ms 162.159.60.253
188 2026-08-25 21:27 639232900747078453
6 ms 172.64.40.253
187 2026-08-25 21:27 639232900747078453
6 ms 108.162.198.253
186 2026-08-25 21:10 639232890389222534
94 ms 108.162.198.253
185 2026-08-25 21:10 639232890389222534
94 ms 162.159.60.253
184 2026-08-25 21:10 639232890389222534
94 ms 172.64.40.253
183 2026-08-25 20:53 639232880143390843
4 ms 172.64.40.253
182 2026-08-25 20:53 639232880143390843
4 ms 108.162.198.253
181 2026-08-25 20:53 639232880143390843
4 ms 162.159.60.253
180 2026-08-25 20:36 639232869755024069
4 ms 108.162.198.253
179 2026-08-25 20:36 639232869755024069
4 ms 162.159.60.253
178 2026-08-25 20:36 639232869755024069
4 ms 172.64.40.253
177 2026-08-25 20:18 639232859355940346
46 ms 108.162.198.253
176 2026-08-25 20:18 639232859355940346
46 ms 162.159.60.253
175 2026-08-25 20:18 639232859355940346
46 ms 172.64.40.253
174 2026-08-25 20:01 639232848992244953
30 ms 172.64.40.253
173 2026-08-25 20:01 639232848992244953
30 ms 108.162.198.253
172 2026-08-25 20:01 639232848992244953
30 ms 162.159.60.253
171 2026-08-25 19:44 639232838596478500
19 ms 162.159.60.253
170 2026-08-25 19:44 639232838596478500
19 ms 172.64.40.253
169 2026-08-25 19:44 639232838596478500
19 ms 108.162.198.253
168 2026-08-25 19:26 639232828175327683
50 ms 108.162.198.253
167 2026-08-25 19:26 639232828175327683
50 ms 162.159.60.253
166 2026-08-25 19:26 639232828175327683
50 ms 172.64.40.253
165 2026-08-25 19:09 639232817798330473
156 ms 162.159.60.253
164 2026-08-25 19:09 639232817798330473
156 ms 172.64.40.253
163 2026-08-25 19:09 639232817798330473
156 ms 108.162.198.253
162 2026-08-25 18:15 639232785462407552
28 ms 172.64.40.253
161 2026-08-25 18:15 639232785462407552
28 ms 108.162.198.253
160 2026-08-25 18:15 639232785462407552
28 ms 162.159.60.253
159 2026-08-25 17:58 639232775177487032
41 ms 162.159.60.253
158 2026-08-25 17:58 639232775177487032
41 ms 172.64.40.253
157 2026-08-25 17:58 639232775177487032
41 ms 108.162.198.253
156 2026-08-25 17:41 639232764991087115
29 ms 162.159.60.253
155 2026-08-25 17:41 639232764991087115
29 ms 172.64.40.253
154 2026-08-25 17:41 639232764991087115
29 ms 108.162.198.253
153 2026-08-25 17:24 639232754842971478
51 ms 162.159.60.253
152 2026-08-25 17:24 639232754842971478
51 ms 172.64.40.253
151 2026-08-25 17:24 639232754842971478
51 ms 108.162.198.253
150 2026-08-25 17:07 639232744455159107
36 ms 162.159.60.253
149 2026-08-25 17:07 639232744455159107
36 ms 172.64.40.253
148 2026-08-25 17:07 639232744455159107
36 ms 108.162.198.253
147 2026-08-25 16:50 639232734145178231
28 ms 162.159.60.253
146 2026-08-25 16:50 639232734145178231
28 ms 172.64.40.253
145 2026-08-25 16:50 639232734145178231
28 ms 108.162.198.253
144 2026-08-25 16:33 639232723827874402
21 ms 162.159.60.253
143 2026-08-25 16:33 639232723827874402
21 ms 172.64.40.253
142 2026-08-25 16:33 639232723827874402
21 ms 108.162.198.253
141 2026-08-25 16:15 639232713533011892
28 ms 108.162.198.253
140 2026-08-25 16:15 639232713533011892
28 ms 162.159.60.253
139 2026-08-25 16:15 639232713533011892
28 ms 172.64.40.253
138 2026-08-25 15:58 639232703065318207
3 ms 172.64.40.253
137 2026-08-25 15:58 639232703065318207
3 ms 108.162.198.253
136 2026-08-25 15:58 639232703065318207
3 ms 162.159.60.253
135 2026-08-25 15:41 639232692629559470
63 ms 162.159.60.253
134 2026-08-25 15:41 639232692629559470
63 ms 172.64.40.253
133 2026-08-25 15:41 639232692629559470
63 ms 108.162.198.253
132 2026-08-25 15:23 639232682238836475
8 ms 162.159.60.253
131 2026-08-25 15:23 639232682238836475
8 ms 172.64.40.253
130 2026-08-25 15:23 639232682238836475
8 ms 108.162.198.253
129 2026-08-25 15:06 639232671787004306
148 ms 162.159.60.253
128 2026-08-25 15:06 639232671787004306
148 ms 172.64.40.253
127 2026-08-25 15:06 639232671787004306
148 ms 108.162.198.253
126 2026-08-25 14:11 639232638994329666
33 ms 162.159.60.253
125 2026-08-25 14:11 639232638994329666
33 ms 172.64.40.253
124 2026-08-25 14:11 639232638994329666
33 ms 108.162.198.253
123 2026-08-25 13:54 639232628614783237
56 ms 108.162.198.253
122 2026-08-25 13:54 639232628614783237
56 ms 162.159.60.253
121 2026-08-25 13:54 639232628614783237
56 ms 172.64.40.253
120 2026-08-25 13:37 639232618360728578
4 ms 172.64.40.253
119 2026-08-25 13:37 639232618360728578
4 ms 108.162.198.253
118 2026-08-25 13:37 639232618360728578
4 ms 162.159.60.253
117 2026-08-25 13:20 639232608016476376
27 ms 108.162.198.253
116 2026-08-25 13:20 639232608016476376
27 ms 162.159.60.253
115 2026-08-25 13:20 639232608016476376
27 ms 172.64.40.253
114 2026-08-25 13:02 639232597643611557
18 ms 162.159.60.253
113 2026-08-25 13:02 639232597643611557
18 ms 172.64.40.253
112 2026-08-25 13:02 639232597643611557
18 ms 108.162.198.253
111 2026-08-25 12:45 639232587225721862
29 ms 162.159.60.253
110 2026-08-25 12:45 639232587225721862
29 ms 172.64.40.253
109 2026-08-25 12:45 639232587225721862
29 ms 108.162.198.253
108 2026-08-25 12:27 639232576780683689
4 ms 162.159.60.253
107 2026-08-25 12:27 639232576780683689
4 ms 172.64.40.253
106 2026-08-25 12:27 639232576780683689
4 ms 108.162.198.253
105 2026-08-25 12:10 639232566381512620
19 ms 108.162.198.253
104 2026-08-25 12:10 639232566381512620
19 ms 162.159.60.253
103 2026-08-25 12:10 639232566381512620
19 ms 172.64.40.253
102 2026-08-25 11:53 639232556111768563
37 ms 162.159.60.253
101 2026-08-25 11:53 639232556111768563
37 ms 172.64.40.253
100 2026-08-25 11:53 639232556111768563
37 ms 108.162.198.253
99 2026-08-25 11:36 639232545839529039
24 ms 172.64.40.253
98 2026-08-25 11:36 639232545839529039
24 ms 108.162.198.253
97 2026-08-25 11:36 639232545839529039
24 ms 162.159.60.253
96 2026-08-25 11:18 639232535349285207
71 ms 108.162.198.253
95 2026-08-25 11:18 639232535349285207
71 ms 162.159.60.253
94 2026-08-25 11:18 639232535349285207
71 ms 172.64.40.253
93 2026-08-25 11:01 639232524938080723
187 ms 162.159.60.253
92 2026-08-25 11:01 639232524938080723
187 ms 172.64.40.253
91 2026-08-25 11:01 639232524938080723
187 ms 108.162.198.253
90 2026-08-25 10:07 639232492740373468
38 ms 162.159.60.253
89 2026-08-25 10:07 639232492740373468
38 ms 172.64.40.253
88 2026-08-25 10:07 639232492740373468
38 ms 108.162.198.253
87 2026-08-25 09:50 639232482235303141
22 ms 108.162.198.253
86 2026-08-25 09:50 639232482235303141
22 ms 162.159.60.253
85 2026-08-25 09:50 639232482235303141
22 ms 172.64.40.253
84 2026-08-25 09:33 639232471861770303
98 ms 172.64.40.253
83 2026-08-25 09:33 639232471861770303
98 ms 108.162.198.253
82 2026-08-25 09:33 639232471861770303
98 ms 162.159.60.253
81 2026-08-25 09:16 639232461630217327
23 ms 108.162.198.253
80 2026-08-25 09:16 639232461630217327
23 ms 162.159.60.253
79 2026-08-25 09:16 639232461630217327
23 ms 172.64.40.253
78 2026-08-25 08:58 639232451282965990
23 ms 108.162.198.253
77 2026-08-25 08:58 639232451282965990
23 ms 162.159.60.253
76 2026-08-25 08:58 639232451282965990
23 ms 172.64.40.253
75 2026-08-25 08:41 639232440814614938
38 ms 162.159.60.253
74 2026-08-25 08:41 639232440814614938
38 ms 172.64.40.253
73 2026-08-25 08:41 639232440814614938
38 ms 108.162.198.253
72 2026-08-25 08:24 639232430410720425
65 ms 162.159.60.253
71 2026-08-25 08:24 639232430410720425
65 ms 172.64.40.253
70 2026-08-25 08:24 639232430410720425
65 ms 108.162.198.253
69 2026-08-25 08:06 639232420003096185
21 ms 162.159.60.253
68 2026-08-25 08:06 639232420003096185
21 ms 172.64.40.253
67 2026-08-25 08:06 639232420003096185
21 ms 108.162.198.253
66 2026-08-25 07:49 639232409467287444
19 ms 108.162.198.253
65 2026-08-25 07:49 639232409467287444
19 ms 162.159.60.253
64 2026-08-25 07:49 639232409467287444
19 ms 172.64.40.253
63 2026-08-25 07:31 639232399077195997
18 ms 108.162.198.253
62 2026-08-25 07:31 639232399077195997
18 ms 162.159.60.253
61 2026-08-25 07:31 639232399077195997
18 ms 172.64.40.253
60 2026-08-25 07:14 639232388731528337
23 ms 108.162.198.253
59 2026-08-25 07:14 639232388731528337
23 ms 162.159.60.253
58 2026-08-25 07:14 639232388731528337
23 ms 172.64.40.253
57 2026-08-25 06:57 639232378288598612
241 ms 162.159.60.253
56 2026-08-25 06:57 639232378288598612
241 ms 172.64.40.253
55 2026-08-25 06:57 639232378288598612
241 ms 108.162.198.253
54 2026-08-25 06:03 639232346196373643
34 ms 172.64.40.253
53 2026-08-25 06:03 639232346196373643
34 ms 108.162.198.253
52 2026-08-25 06:03 639232346196373643
34 ms 162.159.60.253
51 2026-08-25 05:46 639232336112370741
60 ms 162.159.60.253
50 2026-08-25 05:46 639232336112370741
60 ms 172.64.40.253
49 2026-08-25 05:46 639232336112370741
60 ms 108.162.198.253
48 2026-08-25 05:30 639232326146508970
18 ms 108.162.198.253
47 2026-08-25 05:30 639232326146508970
18 ms 162.159.60.253
46 2026-08-25 05:30 639232326146508970
18 ms 172.64.40.253
45 2026-08-25 05:13 639232316189381720
25 ms 108.162.198.253
44 2026-08-25 05:13 639232316189381720
25 ms 162.159.60.253
43 2026-08-25 05:13 639232316189381720
25 ms 172.64.40.253
42 2026-08-25 04:57 639232306217998913
48 ms 108.162.198.253
41 2026-08-25 04:57 639232306217998913
48 ms 162.159.60.253
40 2026-08-25 04:57 639232306217998913
48 ms 172.64.40.253
39 2026-08-25 04:40 639232296255744174
39 ms 162.159.60.253
38 2026-08-25 04:40 639232296255744174
39 ms 172.64.40.253
37 2026-08-25 04:40 639232296255744174
39 ms 108.162.198.253
36 2026-08-25 04:23 639232286095760789
21 ms 172.64.40.253
35 2026-08-25 04:23 639232286095760789
21 ms 108.162.198.253
34 2026-08-25 04:23 639232286095760789
21 ms 162.159.60.253
33 2026-08-25 04:06 639232276086186273
12 ms 108.162.198.253
32 2026-08-25 04:06 639232276086186273
12 ms 162.159.60.253
31 2026-08-25 04:06 639232276086186273
12 ms 172.64.40.253
30 2026-08-25 03:49 639232265900986425
40 ms 108.162.198.253
29 2026-08-25 03:49 639232265900986425
40 ms 162.159.60.253
28 2026-08-25 03:49 639232265900986425
40 ms 172.64.40.253
27 2026-08-25 03:32 639232255723518075
18 ms 172.64.40.253
26 2026-08-25 03:32 639232255723518075
18 ms 108.162.198.253
25 2026-08-25 03:32 639232255723518075
18 ms 162.159.60.253
24 2026-08-25 03:15 639232245484452890
28 ms 108.162.198.253
23 2026-08-25 03:15 639232245484452890
28 ms 162.159.60.253
22 2026-08-25 03:15 639232245484452890
28 ms 172.64.40.253
21 2026-08-25 02:58 639232235157175331
199 ms 162.159.60.253
20 2026-08-25 02:58 639232235157175331
199 ms 172.64.40.253
19 2026-08-25 02:58 639232235157175331
199 ms 108.162.198.253
18 2026-08-25 02:05 639232203197189095
36 ms 162.159.60.253
17 2026-08-25 02:05 639232203197189095
36 ms 172.64.40.253
16 2026-08-25 02:05 639232203197189095
36 ms 108.162.198.253
15 2026-08-25 01:48 639232192844564298
64 ms 172.64.40.253
14 2026-08-25 01:48 639232192844564298
64 ms 108.162.198.253
13 2026-08-25 01:48 639232192844564298
64 ms 162.159.60.253
12 2026-08-25 01:30 639232182496008942
40 ms 108.162.198.253
11 2026-08-25 01:30 639232182496008942
40 ms 162.159.60.253
10 2026-08-25 01:30 639232182496008942
40 ms 172.64.40.253
9 2026-08-25 01:13 639232172197053132
7 ms 162.159.60.253
8 2026-08-25 01:13 639232172197053132
7 ms 172.64.40.253
7 2026-08-25 01:13 639232172197053132
7 ms 108.162.198.253
6 2026-08-25 00:20 639232140250307418
27 ms 172.64.40.253
5 2026-08-25 00:20 639232140250307418
27 ms 108.162.198.253
4 2026-08-25 00:20 639232140250307418
27 ms 162.159.60.253
3 2026-08-25 00:03 639232129927860324
6 ms 172.64.40.253
2 2026-08-25 00:03 639232129927860324
6 ms 108.162.198.253
1 2026-08-25 00:03 639232129927860324
6 ms 162.159.60.253