DNS response history for ns4.cloudflare.com

ns4.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 2026-08-09. For this date, NameServerHistory found 154 DNS check records, 154 successful responses, 0 failed responses, and 256 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.com.
Records on Selected Date

154

Historical checks stored for this nameserver on selected date

Average Latency

256 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:10

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.1.33

Most recently resolved hosting IP on selected date

Successful Responses

154

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.com

Showing DNS history for 2026-08-09 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
154 2026-08-09 23:10 639219137912168440
21 ms 162.159.1.33
153 2026-08-09 23:10 639219137912168440
21 ms 162.159.8.55
152 2026-08-09 22:55 639219129014206359
7 ms 162.159.1.33
151 2026-08-09 22:55 639219129014206359
7 ms 162.159.8.55
150 2026-08-09 22:40 639219120129816185
21 ms 162.159.1.33
149 2026-08-09 22:40 639219120129816185
21 ms 162.159.8.55
148 2026-08-09 22:25 639219111180200055
3 ms 162.159.1.33
147 2026-08-09 22:25 639219111180200055
3 ms 162.159.8.55
146 2026-08-09 22:10 639219102397272208
2019 ms 162.159.1.33
145 2026-08-09 22:10 639219102397272208
2019 ms 162.159.8.55
144 2026-08-09 21:55 639219093318422880
5 ms 162.159.1.33
143 2026-08-09 21:55 639219093318422880
5 ms 162.159.8.55
142 2026-08-09 21:40 639219084400315753
9 ms 162.159.1.33
141 2026-08-09 21:40 639219084400315753
9 ms 162.159.8.55
140 2026-08-09 21:25 639219075254551587
4 ms 162.159.1.33
139 2026-08-09 21:25 639219075254551587
4 ms 162.159.8.55
138 2026-08-09 21:09 639219065729192158
18 ms 162.159.1.33
137 2026-08-09 21:09 639219065729192158
18 ms 162.159.8.55
136 2026-08-09 20:54 639219056747802098
2019 ms 162.159.8.55
135 2026-08-09 20:54 639219056747802098
2019 ms 162.159.1.33
134 2026-08-09 20:39 639219047713450952
38 ms 162.159.8.55
133 2026-08-09 20:39 639219047713450952
38 ms 162.159.1.33
132 2026-08-09 20:24 639219038561445315
2007 ms 162.159.1.33
131 2026-08-09 20:24 639219038561445315
2007 ms 162.159.8.55
130 2026-08-09 19:32 639219007390383771
50 ms 162.159.8.55
129 2026-08-09 19:32 639219007390383771
50 ms 162.159.1.33
128 2026-08-09 19:17 639218998523265596
10 ms 162.159.1.33
127 2026-08-09 19:17 639218998523265596
10 ms 162.159.8.55
126 2026-08-09 19:03 639218989631630804
11 ms 162.159.1.33
125 2026-08-09 19:03 639218989631630804
11 ms 162.159.8.55
124 2026-08-09 18:48 639218980808450892
28 ms 162.159.1.33
123 2026-08-09 18:48 639218980808450892
28 ms 162.159.8.55
122 2026-08-09 18:33 639218971852160604
41 ms 162.159.1.33
121 2026-08-09 18:33 639218971852160604
41 ms 162.159.8.55
120 2026-08-09 18:18 639218962783650906
48 ms 162.159.1.33
119 2026-08-09 18:18 639218962783650906
48 ms 162.159.8.55
118 2026-08-09 18:03 639218953792820819
6 ms 162.159.1.33
117 2026-08-09 18:03 639218953792820819
6 ms 162.159.8.55
116 2026-08-09 17:48 639218944959692876
58 ms 162.159.1.33
115 2026-08-09 17:48 639218944959692876
58 ms 162.159.8.55
114 2026-08-09 17:34 639218936169104506
10 ms 162.159.1.33
113 2026-08-09 17:34 639218936169104506
10 ms 162.159.8.55
112 2026-08-09 17:19 639218927166062556
50 ms 162.159.1.33
111 2026-08-09 17:19 639218927166062556
50 ms 162.159.8.55
110 2026-08-09 17:03 639218918015715420
37 ms 162.159.8.55
109 2026-08-09 17:03 639218918015715420
37 ms 162.159.1.33
108 2026-08-09 16:48 639218908881852638
5 ms 162.159.1.33
107 2026-08-09 16:48 639218908881852638
5 ms 162.159.8.55
106 2026-08-09 15:57 639218877956262035
48 ms 162.159.1.33
105 2026-08-09 15:57 639218877956262035
48 ms 162.159.8.55
104 2026-08-09 15:42 639218869143729797
4 ms 162.159.1.33
103 2026-08-09 15:42 639218869143729797
4 ms 162.159.8.55
102 2026-08-09 15:27 639218860485298832
4 ms 162.159.1.33
101 2026-08-09 15:27 639218860485298832
4 ms 162.159.8.55
100 2026-08-09 15:13 639218851607906747
8 ms 162.159.8.55
99 2026-08-09 15:13 639218851607906747
8 ms 162.159.1.33
98 2026-08-09 14:58 639218842720839568
2008 ms 162.159.8.55
97 2026-08-09 14:58 639218842720839568
2008 ms 162.159.1.33
96 2026-08-09 14:43 639218833878788864
18 ms 162.159.1.33
95 2026-08-09 14:43 639218833878788864
18 ms 162.159.8.55
94 2026-08-09 14:29 639218825180862573
20 ms 162.159.1.33
93 2026-08-09 14:29 639218825180862573
20 ms 162.159.8.55
92 2026-08-09 14:14 639218816469621951
28 ms 162.159.1.33
91 2026-08-09 14:14 639218816469621951
28 ms 162.159.8.55
90 2026-08-09 13:59 639218807685036212
40 ms 162.159.1.33
89 2026-08-09 13:59 639218807685036212
40 ms 162.159.8.55
88 2026-08-09 13:45 639218798978271509
17 ms 162.159.8.55
87 2026-08-09 13:45 639218798978271509
17 ms 162.159.1.33
86 2026-08-09 13:30 639218790065423597
9 ms 162.159.1.33
85 2026-08-09 13:30 639218790065423597
9 ms 162.159.8.55
84 2026-08-09 13:15 639218781304584862
24 ms 162.159.1.33
83 2026-08-09 13:15 639218781304584862
24 ms 162.159.8.55
82 2026-08-09 12:24 639218750311179000
11 ms 162.159.8.55
81 2026-08-09 12:24 639218750311179000
11 ms 162.159.1.33
80 2026-08-09 12:10 639218741750420268
41 ms 162.159.1.33
79 2026-08-09 12:10 639218741750420268
41 ms 162.159.8.55
78 2026-08-09 11:56 639218733057535576
33 ms 162.159.8.55
77 2026-08-09 11:56 639218733057535576
33 ms 162.159.1.33
76 2026-08-09 11:41 639218724471329044
8 ms 162.159.1.33
75 2026-08-09 11:41 639218724471329044
8 ms 162.159.8.55
74 2026-08-09 11:27 639218715911974203
39 ms 162.159.1.33
73 2026-08-09 11:27 639218715911974203
39 ms 162.159.8.55
72 2026-08-09 11:13 639218707310812834
12 ms 162.159.1.33
71 2026-08-09 11:13 639218707310812834
12 ms 162.159.8.55
70 2026-08-09 10:58 639218698790485612
13 ms 162.159.1.33
69 2026-08-09 10:58 639218698790485612
13 ms 162.159.8.55
68 2026-08-09 10:44 639218690367692706
16 ms 162.159.8.55
67 2026-08-09 10:44 639218690367692706
16 ms 162.159.1.33
66 2026-08-09 10:30 639218681923173883
19 ms 162.159.1.33
65 2026-08-09 10:30 639218681923173883
19 ms 162.159.8.55
64 2026-08-09 10:16 639218673547179738
18 ms 162.159.1.33
63 2026-08-09 10:16 639218673547179738
18 ms 162.159.8.55
62 2026-08-09 10:02 639218664890274867
22 ms 162.159.8.55
61 2026-08-09 10:02 639218664890274867
22 ms 162.159.1.33
60 2026-08-09 09:47 639218656036928157
12 ms 162.159.1.33
59 2026-08-09 09:47 639218656036928157
12 ms 162.159.8.55
58 2026-08-09 08:55 639218624808018222
34 ms 162.159.8.55
57 2026-08-09 08:55 639218624808018222
34 ms 162.159.1.33
56 2026-08-09 08:41 639218616243340806
2023 ms 162.159.1.33
55 2026-08-09 08:41 639218616243340806
2023 ms 162.159.8.55
54 2026-08-09 08:26 639218607397811973
31 ms 162.159.1.33
53 2026-08-09 08:26 639218607397811973
31 ms 162.159.8.55
52 2026-08-09 08:11 639218598812444454
8 ms 162.159.1.33
51 2026-08-09 08:11 639218598812444454
8 ms 162.159.8.55
50 2026-08-09 07:57 639218590219570048
8 ms 162.159.1.33
49 2026-08-09 07:57 639218590219570048
8 ms 162.159.8.55
48 2026-08-09 07:43 639218581690210758
34 ms 162.159.8.55
47 2026-08-09 07:43 639218581690210758
34 ms 162.159.1.33
46 2026-08-09 07:29 639218573057388822
4 ms 162.159.1.33
45 2026-08-09 07:29 639218573057388822
4 ms 162.159.8.55
44 2026-08-09 07:14 639218564408781785
11 ms 162.159.1.33
43 2026-08-09 07:14 639218564408781785
11 ms 162.159.8.55
42 2026-08-09 07:00 639218555767188482
9 ms 162.159.8.55
41 2026-08-09 07:00 639218555767188482
9 ms 162.159.1.33
40 2026-08-09 06:45 639218547142705295
7 ms 162.159.1.33
39 2026-08-09 06:45 639218547142705295
7 ms 162.159.8.55
38 2026-08-09 06:30 639218538090114532
16 ms 162.159.8.55
37 2026-08-09 06:30 639218538090114532
16 ms 162.159.1.33
36 2026-08-09 06:16 639218529257910584
2012 ms 162.159.1.33
35 2026-08-09 06:16 639218529257910584
2012 ms 162.159.8.55
34 2026-08-09 05:24 639218498473231858
37 ms 162.159.1.33
33 2026-08-09 05:24 639218498473231858
37 ms 162.159.8.55
32 2026-08-09 05:09 639218489802113995
2033 ms 162.159.1.33
31 2026-08-09 05:09 639218489802113995
2033 ms 162.159.8.55
30 2026-08-09 04:55 639218481006804516
6 ms 162.159.1.33
29 2026-08-09 04:55 639218481006804516
6 ms 162.159.8.55
28 2026-08-09 04:40 639218472048712427
15 ms 162.159.1.33
27 2026-08-09 04:40 639218472048712427
15 ms 162.159.8.55
26 2026-08-09 04:25 639218463224432974
2047 ms 162.159.1.33
25 2026-08-09 04:25 639218463224432974
2047 ms 162.159.8.55
24 2026-08-09 04:10 639218454384107526
59 ms 162.159.1.33
23 2026-08-09 04:10 639218454384107526
59 ms 162.159.8.55
22 2026-08-09 03:55 639218445331231791
28 ms 162.159.1.33
21 2026-08-09 03:55 639218445331231791
28 ms 162.159.8.55
20 2026-08-09 03:40 639218436285215733
16 ms 162.159.8.55
19 2026-08-09 03:40 639218436285215733
16 ms 162.159.1.33
18 2026-08-09 03:25 639218427289555123
2011 ms 162.159.1.33
17 2026-08-09 03:25 639218427289555123
2011 ms 162.159.8.55
16 2026-08-09 03:10 639218418227819981
3 ms 162.159.1.33
15 2026-08-09 03:10 639218418227819981
3 ms 162.159.8.55
14 2026-08-09 02:55 639218409119503123
40 ms 162.159.1.33
13 2026-08-09 02:55 639218409119503123
40 ms 162.159.8.55
12 2026-08-09 02:39 639218399771712154
79 ms 162.159.1.33
11 2026-08-09 02:39 639218399771712154
79 ms 162.159.8.55
10 2026-08-09 01:48 639218368648652303
23 ms 162.159.1.33
9 2026-08-09 01:48 639218368648652303
23 ms 162.159.8.55
8 2026-08-09 01:33 639218359569598460
20 ms 162.159.1.33
7 2026-08-09 01:33 639218359569598460
20 ms 162.159.8.55
6 2026-08-09 01:18 639218350555429902
8 ms 162.159.8.55
5 2026-08-09 01:18 639218350555429902
8 ms 162.159.1.33
4 2026-08-09 01:02 639218341311543299
38 ms 162.159.8.55
3 2026-08-09 01:02 639218341311543299
38 ms 162.159.1.33
2 2026-08-09 00:10 639218309981981465
36 ms 162.159.8.55
1 2026-08-09 00:10 639218309981981465
36 ms 162.159.1.33