DNS response history for mack.ns.cloudflare.com

mack.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 2026-08-09. For this date, NameServerHistory found 227 DNS check records, 225 successful responses, 2 failed responses, and 185 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 mack.ns.cloudflare.com.
Records on Selected Date

227

Historical checks stored for this nameserver on selected date

Average Latency

185 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:11

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.44.37

Most recently resolved hosting IP on selected date

Successful Responses

225

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for mack.ns.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
227 2026-08-09 23:11 639219137912168440
56 ms 162.159.44.37
226 2026-08-09 23:11 639219137912168440
56 ms 172.64.35.37
225 2026-08-09 23:11 639219137912168440
56 ms 108.162.195.37
224 2026-08-09 22:56 639219129014206359
28 ms 172.64.35.37
223 2026-08-09 22:56 639219129014206359
28 ms 162.159.44.37
222 2026-08-09 22:56 639219129014206359
28 ms 108.162.195.37
221 2026-08-09 22:41 639219120129816185
11 ms 172.64.35.37
220 2026-08-09 22:41 639219120129816185
11 ms 162.159.44.37
219 2026-08-09 22:41 639219120129816185
11 ms 108.162.195.37
218 2026-08-09 22:26 639219111180200055
45 ms 172.64.35.37
217 2026-08-09 22:26 639219111180200055
45 ms 162.159.44.37
216 2026-08-09 22:26 639219111180200055
45 ms 108.162.195.37
215 2026-08-09 22:11 639219102397272208
36 ms 108.162.195.37
214 2026-08-09 22:11 639219102397272208
36 ms 162.159.44.37
213 2026-08-09 22:11 639219102397272208
36 ms 172.64.35.37
212 2026-08-09 21:56 639219093318422880
43 ms 108.162.195.37
211 2026-08-09 21:56 639219093318422880
43 ms 162.159.44.37
210 2026-08-09 21:56 639219093318422880
43 ms 172.64.35.37
209 2026-08-09 21:41 639219084400315753
2043 ms 162.159.44.37
208 2026-08-09 21:41 639219084400315753
2043 ms 172.64.35.37
207 2026-08-09 21:41 639219084400315753
2043 ms 108.162.195.37
206 2026-08-09 21:26 639219075254551587
3 ms 108.162.195.37
205 2026-08-09 21:26 639219075254551587
3 ms 162.159.44.37
204 2026-08-09 21:26 639219075254551587
3 ms 172.64.35.37
203 2026-08-09 21:10 639219065729192158
52 ms 108.162.195.37
202 2026-08-09 21:10 639219065729192158
52 ms 162.159.44.37
201 2026-08-09 21:10 639219065729192158
52 ms 172.64.35.37
200 2026-08-09 20:55 639219056747802098
31 ms 108.162.195.37
199 2026-08-09 20:55 639219056747802098
31 ms 172.64.35.37
198 2026-08-09 20:55 639219056747802098
31 ms 162.159.44.37
197 2026-08-09 20:40 639219047713450952
6 ms 108.162.195.37
196 2026-08-09 20:40 639219047713450952
6 ms 162.159.44.37
195 2026-08-09 20:40 639219047713450952
6 ms 172.64.35.37
194 2026-08-09 20:25 639219038561445315
5 ms 108.162.195.37
193 2026-08-09 20:25 639219038561445315
5 ms 162.159.44.37
192 2026-08-09 20:25 639219038561445315
5 ms 172.64.35.37
191 2026-08-09 19:34 639219007390383771
19 ms 108.162.195.37
190 2026-08-09 19:34 639219007390383771
19 ms 162.159.44.37
189 2026-08-09 19:34 639219007390383771
19 ms 172.64.35.37
188 2026-08-09 19:19 639218998523265596
18 ms 108.162.195.37
187 2026-08-09 19:19 639218998523265596
18 ms 162.159.44.37
186 2026-08-09 19:19 639218998523265596
18 ms 172.64.35.37
185 2026-08-09 19:04 639218989631630804
8 ms 108.162.195.37
184 2026-08-09 19:04 639218989631630804
8 ms 172.64.35.37
183 2026-08-09 19:04 639218989631630804
8 ms 162.159.44.37
182 2026-08-09 18:49 639218980808450892
11 ms 108.162.195.37
181 2026-08-09 18:49 639218980808450892
11 ms 162.159.44.37
180 2026-08-09 18:49 639218980808450892
11 ms 172.64.35.37
179 2026-08-09 18:35 639218971852160604
65 ms 172.64.35.37
178 2026-08-09 18:35 639218971852160604
65 ms 162.159.44.37
177 2026-08-09 18:35 639218971852160604
65 ms 108.162.195.37
176 2026-08-09 18:19 639218962783650906
4 ms 108.162.195.37
175 2026-08-09 18:19 639218962783650906
4 ms 162.159.44.37
174 2026-08-09 18:19 639218962783650906
4 ms 172.64.35.37
173 2026-08-09 18:04 639218953792820819
14 ms 162.159.44.37
172 2026-08-09 18:04 639218953792820819
14 ms 172.64.35.37
171 2026-08-09 18:04 639218953792820819
14 ms 108.162.195.37
170 2026-08-09 17:50 639218944959692876
21 ms 162.159.44.37
169 2026-08-09 17:50 639218944959692876
21 ms 172.64.35.37
168 2026-08-09 17:50 639218944959692876
21 ms 108.162.195.37
167 2026-08-09 17:35 639218936169104506
6 ms 108.162.195.37
166 2026-08-09 17:35 639218936169104506
6 ms 162.159.44.37
165 2026-08-09 17:35 639218936169104506
6 ms 172.64.35.37
164 2026-08-09 17:20 639218927166062556
22 ms 108.162.195.37
163 2026-08-09 17:20 639218927166062556
22 ms 162.159.44.37
162 2026-08-09 17:20 639218927166062556
22 ms 172.64.35.37
161 2026-08-09 17:05 639218918015715420
3 ms 108.162.195.37
160 2026-08-09 17:05 639218918015715420
3 ms 162.159.44.37
159 2026-08-09 17:05 639218918015715420
3 ms 172.64.35.37
158 2026-08-09 16:50 639218908881852638
50 ms 108.162.195.37
157 2026-08-09 16:50 639218908881852638
50 ms 162.159.44.37
156 2026-08-09 16:50 639218908881852638
50 ms 172.64.35.37
155 2026-08-09 15:57 639218877956262035
16 ms 108.162.195.37
154 2026-08-09 15:57 639218877956262035
16 ms 172.64.35.37
153 2026-08-09 15:57 639218877956262035
16 ms 162.159.44.37
152 2026-08-09 15:42 639218869143729797
21 ms 108.162.195.37
151 2026-08-09 15:42 639218869143729797
21 ms 162.159.44.37
150 2026-08-09 15:42 639218869143729797
21 ms 172.64.35.37
149 2026-08-09 15:28 639218860485298832
2031 ms 108.162.195.37
148 2026-08-09 15:28 639218860485298832
2031 ms 162.159.44.37
147 2026-08-09 15:28 639218860485298832
2031 ms 172.64.35.37
146 2026-08-09 15:13 639218851607906747
42 ms 108.162.195.37
145 2026-08-09 15:13 639218851607906747
42 ms 162.159.44.37
144 2026-08-09 15:13 639218851607906747
42 ms 172.64.35.37
143 2026-08-09 14:58 639218842720839568
32 ms 172.64.35.37
142 2026-08-09 14:58 639218842720839568
32 ms 162.159.44.37
141 2026-08-09 14:58 639218842720839568
32 ms 108.162.195.37
140 2026-08-09 14:44 639218833878788864
21 ms 172.64.35.37
139 2026-08-09 14:44 639218833878788864
21 ms 108.162.195.37
138 2026-08-09 14:44 639218833878788864
21 ms 162.159.44.37
137 2026-08-09 14:29 639218825180862573
16 ms 162.159.44.37
136 2026-08-09 14:29 639218825180862573
16 ms 172.64.35.37
135 2026-08-09 14:29 639218825180862573
16 ms 108.162.195.37
134 2026-08-09 14:15 639218816469621951
28 ms 108.162.195.37
133 2026-08-09 14:15 639218816469621951
28 ms 162.159.44.37
132 2026-08-09 14:15 639218816469621951
28 ms 172.64.35.37
131 2026-08-09 14:00 639218807685036212
9 ms 162.159.44.37
130 2026-08-09 14:00 639218807685036212
9 ms 172.64.35.37
129 2026-08-09 14:00 639218807685036212
9 ms 108.162.195.37
128 2026-08-09 13:46 639218798978271509
-
127 2026-08-09 13:31 639218790065423597
68 ms 162.159.44.37
126 2026-08-09 13:31 639218790065423597
68 ms 172.64.35.37
125 2026-08-09 13:31 639218790065423597
68 ms 108.162.195.37
124 2026-08-09 13:16 639218781304584862
2030 ms 172.64.35.37
123 2026-08-09 13:16 639218781304584862
2030 ms 108.162.195.37
122 2026-08-09 13:16 639218781304584862
2030 ms 162.159.44.37
121 2026-08-09 12:24 639218750311179000
10 ms 162.159.44.37
120 2026-08-09 12:24 639218750311179000
10 ms 108.162.195.37
119 2026-08-09 12:24 639218750311179000
10 ms 172.64.35.37
118 2026-08-09 12:10 639218741750420268
7 ms 108.162.195.37
117 2026-08-09 12:10 639218741750420268
7 ms 162.159.44.37
116 2026-08-09 12:10 639218741750420268
7 ms 172.64.35.37
115 2026-08-09 11:56 639218733057535576
35 ms 172.64.35.37
114 2026-08-09 11:56 639218733057535576
35 ms 162.159.44.37
113 2026-08-09 11:56 639218733057535576
35 ms 108.162.195.37
112 2026-08-09 11:41 639218724471329044
19 ms 162.159.44.37
111 2026-08-09 11:41 639218724471329044
19 ms 108.162.195.37
110 2026-08-09 11:41 639218724471329044
19 ms 172.64.35.37
109 2026-08-09 11:27 639218715911974203
35 ms 108.162.195.37
108 2026-08-09 11:27 639218715911974203
35 ms 162.159.44.37
107 2026-08-09 11:27 639218715911974203
35 ms 172.64.35.37
106 2026-08-09 11:13 639218707310812834
12 ms 108.162.195.37
105 2026-08-09 11:13 639218707310812834
12 ms 162.159.44.37
104 2026-08-09 11:13 639218707310812834
12 ms 172.64.35.37
103 2026-08-09 10:58 639218698790485612
7 ms 162.159.44.37
102 2026-08-09 10:58 639218698790485612
7 ms 108.162.195.37
101 2026-08-09 10:58 639218698790485612
7 ms 172.64.35.37
100 2026-08-09 10:44 639218690367692706
17 ms 162.159.44.37
99 2026-08-09 10:44 639218690367692706
17 ms 108.162.195.37
98 2026-08-09 10:44 639218690367692706
17 ms 172.64.35.37
97 2026-08-09 10:30 639218681923173883
7 ms 108.162.195.37
96 2026-08-09 10:30 639218681923173883
7 ms 162.159.44.37
95 2026-08-09 10:30 639218681923173883
7 ms 172.64.35.37
94 2026-08-09 10:16 639218673547179738
29 ms 172.64.35.37
93 2026-08-09 10:16 639218673547179738
29 ms 108.162.195.37
92 2026-08-09 10:16 639218673547179738
29 ms 162.159.44.37
91 2026-08-09 10:02 639218664890274867
-
90 2026-08-09 09:47 639218656036928157
27 ms 108.162.195.37
89 2026-08-09 09:47 639218656036928157
27 ms 162.159.44.37
88 2026-08-09 09:47 639218656036928157
27 ms 172.64.35.37
87 2026-08-09 08:55 639218624808018222
15 ms 162.159.44.37
86 2026-08-09 08:55 639218624808018222
15 ms 108.162.195.37
85 2026-08-09 08:55 639218624808018222
15 ms 172.64.35.37
84 2026-08-09 08:41 639218616243340806
2011 ms 172.64.35.37
83 2026-08-09 08:41 639218616243340806
2011 ms 162.159.44.37
82 2026-08-09 08:41 639218616243340806
2011 ms 108.162.195.37
81 2026-08-09 08:26 639218607397811973
46 ms 172.64.35.37
80 2026-08-09 08:26 639218607397811973
46 ms 162.159.44.37
79 2026-08-09 08:26 639218607397811973
46 ms 108.162.195.37
78 2026-08-09 08:11 639218598812444454
31 ms 108.162.195.37
77 2026-08-09 08:11 639218598812444454
31 ms 162.159.44.37
76 2026-08-09 08:11 639218598812444454
31 ms 172.64.35.37
75 2026-08-09 07:57 639218590219570048
7 ms 162.159.44.37
74 2026-08-09 07:57 639218590219570048
7 ms 172.64.35.37
73 2026-08-09 07:57 639218590219570048
7 ms 108.162.195.37
72 2026-08-09 07:43 639218581690210758
30 ms 172.64.35.37
71 2026-08-09 07:43 639218581690210758
30 ms 162.159.44.37
70 2026-08-09 07:43 639218581690210758
30 ms 108.162.195.37
69 2026-08-09 07:29 639218573057388822
5 ms 108.162.195.37
68 2026-08-09 07:29 639218573057388822
5 ms 162.159.44.37
67 2026-08-09 07:29 639218573057388822
5 ms 172.64.35.37
66 2026-08-09 07:14 639218564408781785
33 ms 108.162.195.37
65 2026-08-09 07:14 639218564408781785
33 ms 162.159.44.37
64 2026-08-09 07:14 639218564408781785
33 ms 172.64.35.37
63 2026-08-09 07:00 639218555767188482
45 ms 162.159.44.37
62 2026-08-09 07:00 639218555767188482
45 ms 172.64.35.37
61 2026-08-09 07:00 639218555767188482
45 ms 108.162.195.37
60 2026-08-09 06:45 639218547142705295
14 ms 108.162.195.37
59 2026-08-09 06:45 639218547142705295
14 ms 162.159.44.37
58 2026-08-09 06:45 639218547142705295
14 ms 172.64.35.37
57 2026-08-09 06:30 639218538090114532
2012 ms 108.162.195.37
56 2026-08-09 06:30 639218538090114532
2012 ms 162.159.44.37
55 2026-08-09 06:30 639218538090114532
2012 ms 172.64.35.37
54 2026-08-09 06:15 639218529257910584
5 ms 108.162.195.37
53 2026-08-09 06:15 639218529257910584
5 ms 162.159.44.37
52 2026-08-09 06:15 639218529257910584
5 ms 172.64.35.37
51 2026-08-09 05:24 639218498473231858
36 ms 108.162.195.37
50 2026-08-09 05:24 639218498473231858
36 ms 162.159.44.37
49 2026-08-09 05:24 639218498473231858
36 ms 172.64.35.37
48 2026-08-09 05:10 639218489802113995
3 ms 108.162.195.37
47 2026-08-09 05:10 639218489802113995
3 ms 162.159.44.37
46 2026-08-09 05:10 639218489802113995
3 ms 172.64.35.37
45 2026-08-09 04:55 639218481006804516
39 ms 162.159.44.37
44 2026-08-09 04:55 639218481006804516
39 ms 108.162.195.37
43 2026-08-09 04:55 639218481006804516
39 ms 172.64.35.37
42 2026-08-09 04:40 639218472048712427
41 ms 108.162.195.37
41 2026-08-09 04:40 639218472048712427
41 ms 162.159.44.37
40 2026-08-09 04:40 639218472048712427
41 ms 172.64.35.37
39 2026-08-09 04:26 639218463224432974
2062 ms 162.159.44.37
38 2026-08-09 04:26 639218463224432974
2062 ms 172.64.35.37
37 2026-08-09 04:26 639218463224432974
2062 ms 108.162.195.37
36 2026-08-09 04:11 639218454384107526
7 ms 108.162.195.37
35 2026-08-09 04:11 639218454384107526
7 ms 162.159.44.37
34 2026-08-09 04:11 639218454384107526
7 ms 172.64.35.37
33 2026-08-09 03:56 639218445331231791
56 ms 162.159.44.37
32 2026-08-09 03:56 639218445331231791
56 ms 172.64.35.37
31 2026-08-09 03:56 639218445331231791
56 ms 108.162.195.37
30 2026-08-09 03:41 639218436285215733
73 ms 172.64.35.37
29 2026-08-09 03:41 639218436285215733
73 ms 162.159.44.37
28 2026-08-09 03:41 639218436285215733
73 ms 108.162.195.37
27 2026-08-09 03:26 639218427289555123
18 ms 108.162.195.37
26 2026-08-09 03:26 639218427289555123
18 ms 162.159.44.37
25 2026-08-09 03:26 639218427289555123
18 ms 172.64.35.37
24 2026-08-09 03:11 639218418227819981
9 ms 108.162.195.37
23 2026-08-09 03:11 639218418227819981
9 ms 162.159.44.37
22 2026-08-09 03:11 639218418227819981
9 ms 172.64.35.37
21 2026-08-09 02:55 639218409119503123
7 ms 172.64.35.37
20 2026-08-09 02:55 639218409119503123
7 ms 162.159.44.37
19 2026-08-09 02:55 639218409119503123
7 ms 108.162.195.37
18 2026-08-09 02:40 639218399771712154
38 ms 172.64.35.37
17 2026-08-09 02:40 639218399771712154
38 ms 162.159.44.37
16 2026-08-09 02:40 639218399771712154
38 ms 108.162.195.37
15 2026-08-09 01:49 639218368648652303
20 ms 108.162.195.37
14 2026-08-09 01:49 639218368648652303
20 ms 162.159.44.37
13 2026-08-09 01:49 639218368648652303
20 ms 172.64.35.37
12 2026-08-09 01:34 639218359569598460
3 ms 108.162.195.37
11 2026-08-09 01:34 639218359569598460
3 ms 162.159.44.37
10 2026-08-09 01:34 639218359569598460
3 ms 172.64.35.37
9 2026-08-09 01:19 639218350555429902
47 ms 162.159.44.37
8 2026-08-09 01:19 639218350555429902
47 ms 108.162.195.37
7 2026-08-09 01:19 639218350555429902
47 ms 172.64.35.37
6 2026-08-09 01:03 639218341311543299
4 ms 108.162.195.37
5 2026-08-09 01:03 639218341311543299
4 ms 162.159.44.37
4 2026-08-09 01:03 639218341311543299
4 ms 172.64.35.37
3 2026-08-09 00:11 639218309981981465
19 ms 162.159.44.37
2 2026-08-09 00:11 639218309981981465
19 ms 108.162.195.37
1 2026-08-09 00:11 639218309981981465
19 ms 172.64.35.37