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 2026-08-11. For this date, NameServerHistory found 228 DNS check records, 228 successful responses, 0 failed responses, and 340 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

228

Historical checks stored for this nameserver on selected date

Average Latency

340 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:50

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

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 mack.ns.cloudflare.com

Showing DNS history for 2026-08-11 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 2026-08-11 23:50 639220888396333845
2026 ms 162.159.44.37
227 2026-08-11 23:50 639220888396333845
2026 ms 172.64.35.37
226 2026-08-11 23:50 639220888396333845
2026 ms 108.162.195.37
225 2026-08-11 23:35 639220878864937382
25 ms 108.162.195.37
224 2026-08-11 23:35 639220878864937382
25 ms 162.159.44.37
223 2026-08-11 23:35 639220878864937382
25 ms 172.64.35.37
222 2026-08-11 22:42 639220847369072314
17 ms 108.162.195.37
221 2026-08-11 22:42 639220847369072314
17 ms 162.159.44.37
220 2026-08-11 22:42 639220847369072314
17 ms 172.64.35.37
219 2026-08-11 22:26 639220838037764925
26 ms 162.159.44.37
218 2026-08-11 22:26 639220838037764925
26 ms 172.64.35.37
217 2026-08-11 22:26 639220838037764925
26 ms 108.162.195.37
216 2026-08-11 22:11 639220828735120634
12 ms 162.159.44.37
215 2026-08-11 22:11 639220828735120634
12 ms 172.64.35.37
214 2026-08-11 22:11 639220828735120634
12 ms 108.162.195.37
213 2026-08-11 21:55 639220819447979766
46 ms 162.159.44.37
212 2026-08-11 21:55 639220819447979766
46 ms 172.64.35.37
211 2026-08-11 21:55 639220819447979766
46 ms 108.162.195.37
210 2026-08-11 21:40 639220810056531741
11 ms 108.162.195.37
209 2026-08-11 21:40 639220810056531741
11 ms 162.159.44.37
208 2026-08-11 21:40 639220810056531741
11 ms 172.64.35.37
207 2026-08-11 21:24 639220800745746593
32 ms 162.159.44.37
206 2026-08-11 21:24 639220800745746593
32 ms 172.64.35.37
205 2026-08-11 21:24 639220800745746593
32 ms 108.162.195.37
204 2026-08-11 21:09 639220791351626349
19 ms 108.162.195.37
203 2026-08-11 21:09 639220791351626349
19 ms 162.159.44.37
202 2026-08-11 21:09 639220791351626349
19 ms 172.64.35.37
201 2026-08-11 20:53 639220782021256610
2039 ms 108.162.195.37
200 2026-08-11 20:53 639220782021256610
2039 ms 172.64.35.37
199 2026-08-11 20:53 639220782021256610
2039 ms 162.159.44.37
198 2026-08-11 20:37 639220772603347755
18 ms 162.159.44.37
197 2026-08-11 20:37 639220772603347755
18 ms 108.162.195.37
196 2026-08-11 20:37 639220772603347755
18 ms 172.64.35.37
195 2026-08-11 20:22 639220763224057047
21 ms 108.162.195.37
194 2026-08-11 20:22 639220763224057047
21 ms 162.159.44.37
193 2026-08-11 20:22 639220763224057047
21 ms 172.64.35.37
192 2026-08-11 20:06 639220753691117767
5 ms 108.162.195.37
191 2026-08-11 20:06 639220753691117767
5 ms 162.159.44.37
190 2026-08-11 20:06 639220753691117767
5 ms 172.64.35.37
189 2026-08-11 19:50 639220744107836218
2012 ms 162.159.44.37
188 2026-08-11 19:50 639220744107836218
2012 ms 108.162.195.37
187 2026-08-11 19:50 639220744107836218
2012 ms 172.64.35.37
186 2026-08-11 18:57 639220711927629898
4 ms 108.162.195.37
185 2026-08-11 18:57 639220711927629898
4 ms 162.159.44.37
184 2026-08-11 18:57 639220711927629898
4 ms 172.64.35.37
183 2026-08-11 18:41 639220702299437921
56 ms 108.162.195.37
182 2026-08-11 18:41 639220702299437921
56 ms 172.64.35.37
181 2026-08-11 18:41 639220702299437921
56 ms 162.159.44.37
180 2026-08-11 18:25 639220692505468181
14 ms 108.162.195.37
179 2026-08-11 18:25 639220692505468181
14 ms 162.159.44.37
178 2026-08-11 18:25 639220692505468181
14 ms 172.64.35.37
177 2026-08-11 18:08 639220682669911239
40 ms 162.159.44.37
176 2026-08-11 18:08 639220682669911239
40 ms 172.64.35.37
175 2026-08-11 18:08 639220682669911239
40 ms 108.162.195.37
174 2026-08-11 17:52 639220672929841526
45 ms 172.64.35.37
173 2026-08-11 17:52 639220672929841526
45 ms 162.159.44.37
172 2026-08-11 17:52 639220672929841526
45 ms 108.162.195.37
171 2026-08-11 17:36 639220663225662315
43 ms 162.159.44.37
170 2026-08-11 17:36 639220663225662315
43 ms 108.162.195.37
169 2026-08-11 17:36 639220663225662315
43 ms 172.64.35.37
168 2026-08-11 17:20 639220653846255684
43 ms 162.159.44.37
167 2026-08-11 17:20 639220653846255684
43 ms 172.64.35.37
166 2026-08-11 17:20 639220653846255684
43 ms 108.162.195.37
165 2026-08-11 17:04 639220644420909059
34 ms 108.162.195.37
164 2026-08-11 17:04 639220644420909059
34 ms 172.64.35.37
163 2026-08-11 17:04 639220644420909059
34 ms 162.159.44.37
162 2026-08-11 16:49 639220635074970435
81 ms 108.162.195.37
161 2026-08-11 16:49 639220635074970435
81 ms 162.159.44.37
160 2026-08-11 16:49 639220635074970435
81 ms 172.64.35.37
159 2026-08-11 16:33 639220625614385966
12 ms 108.162.195.37
158 2026-08-11 16:33 639220625614385966
12 ms 162.159.44.37
157 2026-08-11 16:33 639220625614385966
12 ms 172.64.35.37
156 2026-08-11 16:17 639220616132212636
34 ms 108.162.195.37
155 2026-08-11 16:17 639220616132212636
34 ms 172.64.35.37
154 2026-08-11 16:17 639220616132212636
34 ms 162.159.44.37
153 2026-08-11 16:01 639220606533651662
51 ms 162.159.44.37
152 2026-08-11 16:01 639220606533651662
51 ms 172.64.35.37
151 2026-08-11 16:01 639220606533651662
51 ms 108.162.195.37
150 2026-08-11 15:07 639220574514514318
45 ms 108.162.195.37
149 2026-08-11 15:07 639220574514514318
45 ms 162.159.44.37
148 2026-08-11 15:07 639220574514514318
45 ms 172.64.35.37
147 2026-08-11 14:51 639220565124823874
2012 ms 172.64.35.37
146 2026-08-11 14:51 639220565124823874
2012 ms 108.162.195.37
145 2026-08-11 14:51 639220565124823874
2012 ms 162.159.44.37
144 2026-08-11 14:36 639220555799311478
55 ms 162.159.44.37
143 2026-08-11 14:36 639220555799311478
55 ms 172.64.35.37
142 2026-08-11 14:36 639220555799311478
55 ms 108.162.195.37
141 2026-08-11 14:20 639220546481577614
14 ms 108.162.195.37
140 2026-08-11 14:20 639220546481577614
14 ms 162.159.44.37
139 2026-08-11 14:20 639220546481577614
14 ms 172.64.35.37
138 2026-08-11 14:04 639220537036533154
4 ms 108.162.195.37
137 2026-08-11 14:04 639220537036533154
4 ms 162.159.44.37
136 2026-08-11 14:04 639220537036533154
4 ms 172.64.35.37
135 2026-08-11 13:49 639220527719177174
13 ms 108.162.195.37
134 2026-08-11 13:49 639220527719177174
13 ms 162.159.44.37
133 2026-08-11 13:49 639220527719177174
13 ms 172.64.35.37
132 2026-08-11 13:33 639220518173088308
15 ms 108.162.195.37
131 2026-08-11 13:33 639220518173088308
15 ms 162.159.44.37
130 2026-08-11 13:33 639220518173088308
15 ms 172.64.35.37
129 2026-08-11 13:17 639220508902896243
2014 ms 162.159.44.37
128 2026-08-11 13:17 639220508902896243
2014 ms 172.64.35.37
127 2026-08-11 13:17 639220508902896243
2014 ms 108.162.195.37
126 2026-08-11 13:02 639220499455923005
4 ms 108.162.195.37
125 2026-08-11 13:02 639220499455923005
4 ms 162.159.44.37
124 2026-08-11 13:02 639220499455923005
4 ms 172.64.35.37
123 2026-08-11 12:46 639220490082583768
2016 ms 172.64.35.37
122 2026-08-11 12:46 639220490082583768
2016 ms 108.162.195.37
121 2026-08-11 12:46 639220490082583768
2016 ms 162.159.44.37
120 2026-08-11 12:30 639220480636590998
2014 ms 172.64.35.37
119 2026-08-11 12:30 639220480636590998
2014 ms 108.162.195.37
118 2026-08-11 12:30 639220480636590998
2014 ms 162.159.44.37
117 2026-08-11 12:12 639220469585029273
5 ms 108.162.195.37
116 2026-08-11 12:12 639220469585029273
5 ms 162.159.44.37
115 2026-08-11 12:12 639220469585029273
5 ms 172.64.35.37
114 2026-08-11 11:20 639220438074188884
12 ms 108.162.195.37
113 2026-08-11 11:20 639220438074188884
12 ms 162.159.44.37
112 2026-08-11 11:20 639220438074188884
12 ms 172.64.35.37
111 2026-08-11 11:04 639220428789720049
40 ms 108.162.195.37
110 2026-08-11 11:04 639220428789720049
40 ms 172.64.35.37
109 2026-08-11 11:04 639220428789720049
40 ms 162.159.44.37
108 2026-08-11 10:49 639220419558302820
21 ms 162.159.44.37
107 2026-08-11 10:49 639220419558302820
21 ms 172.64.35.37
106 2026-08-11 10:49 639220419558302820
21 ms 108.162.195.37
105 2026-08-11 10:34 639220410448738795
2046 ms 172.64.35.37
104 2026-08-11 10:34 639220410448738795
2046 ms 162.159.44.37
103 2026-08-11 10:34 639220410448738795
2046 ms 108.162.195.37
102 2026-08-11 10:18 639220401034081530
15 ms 172.64.35.37
101 2026-08-11 10:18 639220401034081530
15 ms 108.162.195.37
100 2026-08-11 10:18 639220401034081530
15 ms 162.159.44.37
99 2026-08-11 10:03 639220391766674161
35 ms 162.159.44.37
98 2026-08-11 10:03 639220391766674161
35 ms 172.64.35.37
97 2026-08-11 10:03 639220391766674161
35 ms 108.162.195.37
96 2026-08-11 09:47 639220382275807148
3 ms 108.162.195.37
95 2026-08-11 09:47 639220382275807148
3 ms 162.159.44.37
94 2026-08-11 09:47 639220382275807148
3 ms 172.64.35.37
93 2026-08-11 09:31 639220373034162867
9 ms 108.162.195.37
92 2026-08-11 09:31 639220373034162867
9 ms 162.159.44.37
91 2026-08-11 09:31 639220373034162867
9 ms 172.64.35.37
90 2026-08-11 09:16 639220363994971859
19 ms 162.159.44.37
89 2026-08-11 09:16 639220363994971859
19 ms 172.64.35.37
88 2026-08-11 09:16 639220363994971859
19 ms 108.162.195.37
87 2026-08-11 09:01 639220354563965455
36 ms 108.162.195.37
86 2026-08-11 09:01 639220354563965455
36 ms 162.159.44.37
85 2026-08-11 09:01 639220354563965455
36 ms 172.64.35.37
84 2026-08-11 08:45 639220345437414880
10 ms 108.162.195.37
83 2026-08-11 08:45 639220345437414880
10 ms 162.159.44.37
82 2026-08-11 08:45 639220345437414880
10 ms 172.64.35.37
81 2026-08-11 08:30 639220336024248987
3 ms 108.162.195.37
80 2026-08-11 08:30 639220336024248987
3 ms 162.159.44.37
79 2026-08-11 08:30 639220336024248987
3 ms 172.64.35.37
78 2026-08-11 07:37 639220304233635692
2021 ms 172.64.35.37
77 2026-08-11 07:37 639220304233635692
2021 ms 162.159.44.37
76 2026-08-11 07:37 639220304233635692
2021 ms 108.162.195.37
75 2026-08-11 07:21 639220294872170960
11 ms 108.162.195.37
74 2026-08-11 07:21 639220294872170960
11 ms 162.159.44.37
73 2026-08-11 07:21 639220294872170960
11 ms 172.64.35.37
72 2026-08-11 07:06 639220285547177980
4 ms 108.162.195.37
71 2026-08-11 07:06 639220285547177980
4 ms 162.159.44.37
70 2026-08-11 07:06 639220285547177980
4 ms 172.64.35.37
69 2026-08-11 06:50 639220276337941315
39 ms 172.64.35.37
68 2026-08-11 06:50 639220276337941315
39 ms 108.162.195.37
67 2026-08-11 06:50 639220276337941315
39 ms 162.159.44.37
66 2026-08-11 06:35 639220267175191677
9 ms 108.162.195.37
65 2026-08-11 06:35 639220267175191677
9 ms 172.64.35.37
64 2026-08-11 06:35 639220267175191677
9 ms 162.159.44.37
63 2026-08-11 06:20 639220257981518924
23 ms 108.162.195.37
62 2026-08-11 06:20 639220257981518924
23 ms 162.159.44.37
61 2026-08-11 06:20 639220257981518924
23 ms 172.64.35.37
60 2026-08-11 06:05 639220249265489070
24 ms 162.159.44.37
59 2026-08-11 06:05 639220249265489070
24 ms 172.64.35.37
58 2026-08-11 06:05 639220249265489070
24 ms 108.162.195.37
57 2026-08-11 05:51 639220240700249205
28 ms 108.162.195.37
56 2026-08-11 05:51 639220240700249205
28 ms 162.159.44.37
55 2026-08-11 05:51 639220240700249205
28 ms 172.64.35.37
54 2026-08-11 05:36 639220231975029986
10 ms 172.64.35.37
53 2026-08-11 05:36 639220231975029986
10 ms 162.159.44.37
52 2026-08-11 05:36 639220231975029986
10 ms 108.162.195.37
51 2026-08-11 05:22 639220223261176932
37 ms 108.162.195.37
50 2026-08-11 05:22 639220223261176932
37 ms 162.159.44.37
49 2026-08-11 05:22 639220223261176932
37 ms 172.64.35.37
48 2026-08-11 05:07 639220214366718456
11 ms 108.162.195.37
47 2026-08-11 05:07 639220214366718456
11 ms 162.159.44.37
46 2026-08-11 05:07 639220214366718456
11 ms 172.64.35.37
45 2026-08-11 04:52 639220205306334524
27 ms 108.162.195.37
44 2026-08-11 04:52 639220205306334524
27 ms 172.64.35.37
43 2026-08-11 04:52 639220205306334524
27 ms 162.159.44.37
42 2026-08-11 04:01 639220174463175061
8 ms 108.162.195.37
41 2026-08-11 04:01 639220174463175061
8 ms 172.64.35.37
40 2026-08-11 04:01 639220174463175061
8 ms 162.159.44.37
39 2026-08-11 03:46 639220165777190438
2016 ms 172.64.35.37
38 2026-08-11 03:46 639220165777190438
2016 ms 162.159.44.37
37 2026-08-11 03:46 639220165777190438
2016 ms 108.162.195.37
36 2026-08-11 03:32 639220156880374825
17 ms 108.162.195.37
35 2026-08-11 03:32 639220156880374825
17 ms 162.159.44.37
34 2026-08-11 03:32 639220156880374825
17 ms 172.64.35.37
33 2026-08-11 03:17 639220148139986945
5 ms 108.162.195.37
32 2026-08-11 03:17 639220148139986945
5 ms 162.159.44.37
31 2026-08-11 03:17 639220148139986945
5 ms 172.64.35.37
30 2026-08-11 03:02 639220139271074299
28 ms 108.162.195.37
29 2026-08-11 03:02 639220139271074299
28 ms 162.159.44.37
28 2026-08-11 03:02 639220139271074299
28 ms 172.64.35.37
27 2026-08-11 02:48 639220130565901336
61 ms 162.159.44.37
26 2026-08-11 02:48 639220130565901336
61 ms 172.64.35.37
25 2026-08-11 02:48 639220130565901336
61 ms 108.162.195.37
24 2026-08-11 02:33 639220121659980575
4 ms 108.162.195.37
23 2026-08-11 02:33 639220121659980575
4 ms 162.159.44.37
22 2026-08-11 02:33 639220121659980575
4 ms 172.64.35.37
21 2026-08-11 02:18 639220112857650894
16 ms 162.159.44.37
20 2026-08-11 02:18 639220112857650894
16 ms 172.64.35.37
19 2026-08-11 02:18 639220112857650894
16 ms 108.162.195.37
18 2026-08-11 02:03 639220103767686219
13 ms 108.162.195.37
17 2026-08-11 02:03 639220103767686219
13 ms 172.64.35.37
16 2026-08-11 02:03 639220103767686219
13 ms 162.159.44.37
15 2026-08-11 01:48 639220094545970611
65 ms 108.162.195.37
14 2026-08-11 01:48 639220094545970611
65 ms 172.64.35.37
13 2026-08-11 01:48 639220094545970611
65 ms 162.159.44.37
12 2026-08-11 01:32 639220085476091081
32 ms 162.159.44.37
11 2026-08-11 01:32 639220085476091081
32 ms 172.64.35.37
10 2026-08-11 01:32 639220085476091081
32 ms 108.162.195.37
9 2026-08-11 01:17 639220076243751161
38 ms 172.64.35.37
8 2026-08-11 01:17 639220076243751161
38 ms 108.162.195.37
7 2026-08-11 01:17 639220076243751161
38 ms 162.159.44.37
6 2026-08-11 00:24 639220045322845190
55 ms 172.64.35.37
5 2026-08-11 00:24 639220045322845190
55 ms 108.162.195.37
4 2026-08-11 00:24 639220045322845190
55 ms 162.159.44.37
3 2026-08-11 00:09 639220036434132314
4023 ms 162.159.44.37
2 2026-08-11 00:09 639220036434132314
4023 ms 108.162.195.37
1 2026-08-11 00:09 639220036434132314
4023 ms 172.64.35.37