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 2026-08-27. For this date, NameServerHistory found 118 DNS check records, 118 successful responses, 0 failed responses, and 151 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

118

Historical checks stored for this nameserver on selected date

Average Latency

151 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 19:10

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

118

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 2026-08-27 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
118 2026-08-27 19:10 639234545578367474
4 ms 162.159.1.33
117 2026-08-27 19:10 639234545578367474
4 ms 162.159.8.55
116 2026-08-27 18:53 639234535255111795
8 ms 162.159.8.55
115 2026-08-27 18:53 639234535255111795
8 ms 162.159.1.33
114 2026-08-27 18:36 639234525107594067
7 ms 162.159.1.33
113 2026-08-27 18:36 639234525107594067
7 ms 162.159.8.55
112 2026-08-27 18:19 639234514890244566
2026 ms 162.159.1.33
111 2026-08-27 18:19 639234514890244566
2026 ms 162.159.8.55
110 2026-08-27 18:02 639234504745477862
19 ms 162.159.1.33
109 2026-08-27 18:02 639234504745477862
19 ms 162.159.8.55
108 2026-08-27 17:45 639234494449227290
4 ms 162.159.1.33
107 2026-08-27 17:45 639234494449227290
4 ms 162.159.8.55
106 2026-08-27 17:28 639234484118025686
32 ms 162.159.1.33
105 2026-08-27 17:28 639234484118025686
32 ms 162.159.8.55
104 2026-08-27 17:11 639234473946362077
2032 ms 162.159.1.33
103 2026-08-27 17:11 639234473946362077
2032 ms 162.159.8.55
102 2026-08-27 16:54 639234463759124388
30 ms 162.159.1.33
101 2026-08-27 16:54 639234463759124388
30 ms 162.159.8.55
100 2026-08-27 16:36 639234453500759178
4 ms 162.159.1.33
99 2026-08-27 16:36 639234453500759178
4 ms 162.159.8.55
98 2026-08-27 16:19 639234442983541638
36 ms 162.159.1.33
97 2026-08-27 16:19 639234442983541638
36 ms 162.159.8.55
96 2026-08-27 16:01 639234432404354562
31 ms 162.159.8.55
95 2026-08-27 16:01 639234432404354562
31 ms 162.159.1.33
94 2026-08-27 15:07 639234399767719119
7 ms 162.159.1.33
93 2026-08-27 15:07 639234399767719119
7 ms 162.159.8.55
92 2026-08-27 14:50 639234389460601485
5 ms 162.159.1.33
91 2026-08-27 14:50 639234389460601485
5 ms 162.159.8.55
90 2026-08-27 14:33 639234379227178707
4 ms 162.159.1.33
89 2026-08-27 14:33 639234379227178707
4 ms 162.159.8.55
88 2026-08-27 14:16 639234369065315214
6 ms 162.159.1.33
87 2026-08-27 14:16 639234369065315214
6 ms 162.159.8.55
86 2026-08-27 13:59 639234358825501576
6 ms 162.159.1.33
85 2026-08-27 13:59 639234358825501576
6 ms 162.159.8.55
84 2026-08-27 13:42 639234348572745268
59 ms 162.159.1.33
83 2026-08-27 13:42 639234348572745268
59 ms 162.159.8.55
82 2026-08-27 13:24 639234338264503481
7 ms 162.159.1.33
81 2026-08-27 13:24 639234338264503481
7 ms 162.159.8.55
80 2026-08-27 13:07 639234327818741376
56 ms 162.159.1.33
79 2026-08-27 13:07 639234327818741376
56 ms 162.159.8.55
78 2026-08-27 12:50 639234317475724313
18 ms 162.159.1.33
77 2026-08-27 12:50 639234317475724313
18 ms 162.159.8.55
76 2026-08-27 12:32 639234307007468133
26 ms 162.159.1.33
75 2026-08-27 12:32 639234307007468133
26 ms 162.159.8.55
74 2026-08-27 12:15 639234296664302575
6 ms 162.159.1.33
73 2026-08-27 12:15 639234296664302575
6 ms 162.159.8.55
72 2026-08-27 11:58 639234286253196126
4 ms 162.159.1.33
71 2026-08-27 11:58 639234286253196126
4 ms 162.159.8.55
70 2026-08-27 11:04 639234253963286387
9 ms 162.159.1.33
69 2026-08-27 11:04 639234253963286387
9 ms 162.159.8.55
68 2026-08-27 10:47 639234243654907465
7 ms 162.159.8.55
67 2026-08-27 10:47 639234243654907465
7 ms 162.159.1.33
66 2026-08-27 10:29 639234233269654413
4 ms 162.159.1.33
65 2026-08-27 10:29 639234233269654413
4 ms 162.159.8.55
64 2026-08-27 10:12 639234222943951923
9 ms 162.159.1.33
63 2026-08-27 10:12 639234222943951923
9 ms 162.159.8.55
62 2026-08-27 09:55 639234212558002823
7 ms 162.159.1.33
61 2026-08-27 09:55 639234212558002823
7 ms 162.159.8.55
60 2026-08-27 09:38 639234202117531850
6 ms 162.159.1.33
59 2026-08-27 09:38 639234202117531850
6 ms 162.159.8.55
58 2026-08-27 09:20 639234191649612722
32 ms 162.159.1.33
57 2026-08-27 09:20 639234191649612722
32 ms 162.159.8.55
56 2026-08-27 09:03 639234181105879568
4 ms 162.159.1.33
55 2026-08-27 09:03 639234181105879568
4 ms 162.159.8.55
54 2026-08-27 08:45 639234170713214496
5 ms 162.159.1.33
53 2026-08-27 08:45 639234170713214496
5 ms 162.159.8.55
52 2026-08-27 08:28 639234160341037652
13 ms 162.159.1.33
51 2026-08-27 08:28 639234160341037652
13 ms 162.159.8.55
50 2026-08-27 08:10 639234149799404224
34 ms 162.159.8.55
49 2026-08-27 08:10 639234149799404224
34 ms 162.159.1.33
48 2026-08-27 07:53 639234139553286469
25 ms 162.159.1.33
47 2026-08-27 07:53 639234139553286469
25 ms 162.159.8.55
46 2026-08-27 06:59 639234107183588293
2034 ms 162.159.8.55
45 2026-08-27 06:59 639234107183588293
2034 ms 162.159.1.33
44 2026-08-27 06:42 639234096905435724
10 ms 162.159.8.55
43 2026-08-27 06:42 639234096905435724
10 ms 162.159.1.33
42 2026-08-27 06:25 639234086579410775
25 ms 162.159.1.33
41 2026-08-27 06:25 639234086579410775
25 ms 162.159.8.55
40 2026-08-27 06:08 639234076291157956
7 ms 162.159.1.33
39 2026-08-27 06:08 639234076291157956
7 ms 162.159.8.55
38 2026-08-27 05:51 639234065981939454
4 ms 162.159.1.33
37 2026-08-27 05:51 639234065981939454
4 ms 162.159.8.55
36 2026-08-27 05:33 639234055548642997
19 ms 162.159.1.33
35 2026-08-27 05:33 639234055548642997
19 ms 162.159.8.55
34 2026-08-27 05:16 639234045267979603
7 ms 162.159.1.33
33 2026-08-27 05:16 639234045267979603
7 ms 162.159.8.55
32 2026-08-27 04:59 639234034999717463
16 ms 162.159.1.33
31 2026-08-27 04:59 639234034999717463
16 ms 162.159.8.55
30 2026-08-27 04:42 639234024739225358
14 ms 162.159.1.33
29 2026-08-27 04:42 639234024739225358
14 ms 162.159.8.55
28 2026-08-27 04:25 639234014311170162
41 ms 162.159.1.33
27 2026-08-27 04:25 639234014311170162
41 ms 162.159.8.55
26 2026-08-27 04:07 639234003806017640
6 ms 162.159.1.33
25 2026-08-27 04:07 639234003806017640
6 ms 162.159.8.55
24 2026-08-27 03:50 639233993356203030
3 ms 162.159.1.33
23 2026-08-27 03:50 639233993356203030
3 ms 162.159.8.55
22 2026-08-27 02:56 639233961301716608
13 ms 162.159.8.55
21 2026-08-27 02:56 639233961301716608
13 ms 162.159.1.33
20 2026-08-27 02:39 639233950834200647
35 ms 162.159.8.55
19 2026-08-27 02:39 639233950834200647
35 ms 162.159.1.33
18 2026-08-27 02:21 639233940431849026
20 ms 162.159.1.33
17 2026-08-27 02:21 639233940431849026
20 ms 162.159.8.55
16 2026-08-27 02:04 639233930110596398
2012 ms 162.159.1.33
15 2026-08-27 02:04 639233930110596398
2012 ms 162.159.8.55
14 2026-08-27 01:47 639233919705434540
8 ms 162.159.1.33
13 2026-08-27 01:47 639233919705434540
8 ms 162.159.8.55
12 2026-08-27 01:30 639233909452807845
7 ms 162.159.8.55
11 2026-08-27 01:30 639233909452807845
7 ms 162.159.1.33
10 2026-08-27 01:13 639233899096420820
10 ms 162.159.1.33
9 2026-08-27 01:13 639233899096420820
10 ms 162.159.8.55
8 2026-08-27 00:55 639233888707824939
3 ms 162.159.1.33
7 2026-08-27 00:55 639233888707824939
3 ms 162.159.8.55
6 2026-08-27 00:38 639233878461203802
13 ms 162.159.8.55
5 2026-08-27 00:38 639233878461203802
13 ms 162.159.1.33
4 2026-08-27 00:21 639233868060868209
4 ms 162.159.1.33
3 2026-08-27 00:21 639233868060868209
4 ms 162.159.8.55
2 2026-08-27 00:03 639233857450922991
18 ms 162.159.1.33
1 2026-08-27 00:03 639233857450922991
18 ms 162.159.8.55