DNS response history for zac.ns.cloudflare.com

zac.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 2026-08-26. For this date, NameServerHistory found 168 DNS check records, 168 successful responses, 0 failed responses, and 127 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 zac.ns.cloudflare.com.
Records on Selected Date

168

Historical checks stored for this nameserver on selected date

Average Latency

127 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 18:28

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.195.178

Most recently resolved hosting IP on selected date

Successful Responses

168

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 zac.ns.cloudflare.com

Showing DNS history for 2026-08-26 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
168 2026-08-26 18:28 639233656814316266
7 ms 108.162.195.178
167 2026-08-26 18:28 639233656814316266
7 ms 162.159.44.178
166 2026-08-26 18:28 639233656814316266
7 ms 172.64.35.178
165 2026-08-26 18:10 639233646245051806
5 ms 108.162.195.178
164 2026-08-26 18:10 639233646245051806
5 ms 162.159.44.178
163 2026-08-26 18:10 639233646245051806
5 ms 172.64.35.178
162 2026-08-26 17:53 639233635663779051
4014 ms 162.159.44.178
161 2026-08-26 17:53 639233635663779051
4014 ms 108.162.195.178
160 2026-08-26 17:53 639233635663779051
4014 ms 172.64.35.178
159 2026-08-26 17:35 639233624977342122
5 ms 108.162.195.178
158 2026-08-26 17:35 639233624977342122
5 ms 162.159.44.178
157 2026-08-26 17:35 639233624977342122
5 ms 172.64.35.178
156 2026-08-26 17:17 639233614446136153
10 ms 162.159.44.178
155 2026-08-26 17:17 639233614446136153
10 ms 172.64.35.178
154 2026-08-26 17:17 639233614446136153
10 ms 108.162.195.178
153 2026-08-26 16:59 639233603737877581
7 ms 108.162.195.178
152 2026-08-26 16:59 639233603737877581
7 ms 162.159.44.178
151 2026-08-26 16:59 639233603737877581
7 ms 172.64.35.178
150 2026-08-26 16:42 639233593269224651
5 ms 108.162.195.178
149 2026-08-26 16:42 639233593269224651
5 ms 162.159.44.178
148 2026-08-26 16:42 639233593269224651
5 ms 172.64.35.178
147 2026-08-26 16:24 639233582635086903
19 ms 108.162.195.178
146 2026-08-26 16:24 639233582635086903
19 ms 162.159.44.178
145 2026-08-26 16:24 639233582635086903
19 ms 172.64.35.178
144 2026-08-26 16:06 639233572000374575
5 ms 108.162.195.178
143 2026-08-26 16:06 639233572000374575
5 ms 162.159.44.178
142 2026-08-26 16:06 639233572000374575
5 ms 172.64.35.178
141 2026-08-26 15:48 639233561188633861
37 ms 108.162.195.178
140 2026-08-26 15:48 639233561188633861
37 ms 162.159.44.178
139 2026-08-26 15:48 639233561188633861
37 ms 172.64.35.178
138 2026-08-26 15:31 639233550544357027
2013 ms 172.64.35.178
137 2026-08-26 15:31 639233550544357027
2013 ms 162.159.44.178
136 2026-08-26 15:31 639233550544357027
2013 ms 108.162.195.178
135 2026-08-26 14:36 639233517966053117
4 ms 108.162.195.178
134 2026-08-26 14:36 639233517966053117
4 ms 162.159.44.178
133 2026-08-26 14:36 639233517966053117
4 ms 172.64.35.178
132 2026-08-26 14:19 639233507603253585
3 ms 108.162.195.178
131 2026-08-26 14:19 639233507603253585
3 ms 162.159.44.178
130 2026-08-26 14:19 639233507603253585
3 ms 172.64.35.178
129 2026-08-26 14:02 639233497229039167
44 ms 162.159.44.178
128 2026-08-26 14:02 639233497229039167
44 ms 172.64.35.178
127 2026-08-26 14:02 639233497229039167
44 ms 108.162.195.178
126 2026-08-26 13:45 639233486864546406
107 ms 108.162.195.178
125 2026-08-26 13:45 639233486864546406
107 ms 162.159.44.178
124 2026-08-26 13:45 639233486864546406
107 ms 172.64.35.178
123 2026-08-26 13:27 639233476455174682
5 ms 108.162.195.178
122 2026-08-26 13:27 639233476455174682
5 ms 162.159.44.178
121 2026-08-26 13:27 639233476455174682
5 ms 172.64.35.178
120 2026-08-26 13:10 639233466171592605
5 ms 108.162.195.178
119 2026-08-26 13:10 639233466171592605
5 ms 162.159.44.178
118 2026-08-26 13:10 639233466171592605
5 ms 172.64.35.178
117 2026-08-26 12:53 639233455747096265
31 ms 108.162.195.178
116 2026-08-26 12:53 639233455747096265
31 ms 162.159.44.178
115 2026-08-26 12:53 639233455747096265
31 ms 172.64.35.178
114 2026-08-26 12:35 639233445367152284
7 ms 108.162.195.178
113 2026-08-26 12:35 639233445367152284
7 ms 162.159.44.178
112 2026-08-26 12:35 639233445367152284
7 ms 172.64.35.178
111 2026-08-26 12:18 639233434974187439
4 ms 108.162.195.178
110 2026-08-26 12:18 639233434974187439
4 ms 162.159.44.178
109 2026-08-26 12:18 639233434974187439
4 ms 172.64.35.178
108 2026-08-26 12:01 639233424567558554
37 ms 108.162.195.178
107 2026-08-26 12:01 639233424567558554
37 ms 162.159.44.178
106 2026-08-26 12:01 639233424567558554
37 ms 172.64.35.178
105 2026-08-26 11:43 639233414056832719
23 ms 172.64.35.178
104 2026-08-26 11:43 639233414056832719
23 ms 162.159.44.178
103 2026-08-26 11:43 639233414056832719
23 ms 108.162.195.178
102 2026-08-26 11:26 639233403515141099
7 ms 108.162.195.178
101 2026-08-26 11:26 639233403515141099
7 ms 162.159.44.178
100 2026-08-26 11:26 639233403515141099
7 ms 172.64.35.178
99 2026-08-26 10:31 639233370841350248
10 ms 162.159.44.178
98 2026-08-26 10:31 639233370841350248
10 ms 108.162.195.178
97 2026-08-26 10:31 639233370841350248
10 ms 172.64.35.178
96 2026-08-26 10:14 639233360361507238
8 ms 108.162.195.178
95 2026-08-26 10:14 639233360361507238
8 ms 172.64.35.178
94 2026-08-26 10:14 639233360361507238
8 ms 162.159.44.178
93 2026-08-26 09:57 639233350067824371
39 ms 108.162.195.178
92 2026-08-26 09:57 639233350067824371
39 ms 172.64.35.178
91 2026-08-26 09:57 639233350067824371
39 ms 162.159.44.178
90 2026-08-26 09:39 639233339545274518
13 ms 108.162.195.178
89 2026-08-26 09:39 639233339545274518
13 ms 162.159.44.178
88 2026-08-26 09:39 639233339545274518
13 ms 172.64.35.178
87 2026-08-26 09:22 639233329214918079
15 ms 108.162.195.178
86 2026-08-26 09:22 639233329214918079
15 ms 162.159.44.178
85 2026-08-26 09:22 639233329214918079
15 ms 172.64.35.178
84 2026-08-26 09:04 639233318749762337
4 ms 108.162.195.178
83 2026-08-26 09:04 639233318749762337
4 ms 162.159.44.178
82 2026-08-26 09:04 639233318749762337
4 ms 172.64.35.178
81 2026-08-26 08:47 639233308387917838
3 ms 108.162.195.178
80 2026-08-26 08:47 639233308387917838
3 ms 162.159.44.178
79 2026-08-26 08:47 639233308387917838
3 ms 172.64.35.178
78 2026-08-26 08:30 639233297961740122
67 ms 108.162.195.178
77 2026-08-26 08:30 639233297961740122
67 ms 162.159.44.178
76 2026-08-26 08:30 639233297961740122
67 ms 172.64.35.178
75 2026-08-26 08:12 639233287487159094
45 ms 108.162.195.178
74 2026-08-26 08:12 639233287487159094
45 ms 162.159.44.178
73 2026-08-26 08:12 639233287487159094
45 ms 172.64.35.178
72 2026-08-26 07:55 639233276995531707
27 ms 172.64.35.178
71 2026-08-26 07:55 639233276995531707
27 ms 162.159.44.178
70 2026-08-26 07:55 639233276995531707
27 ms 108.162.195.178
69 2026-08-26 07:37 639233266521568229
9 ms 172.64.35.178
68 2026-08-26 07:37 639233266521568229
9 ms 162.159.44.178
67 2026-08-26 07:37 639233266521568229
9 ms 108.162.195.178
66 2026-08-26 07:20 639233256081047431
22 ms 162.159.44.178
65 2026-08-26 07:20 639233256081047431
22 ms 172.64.35.178
64 2026-08-26 07:20 639233256081047431
22 ms 108.162.195.178
63 2026-08-26 06:26 639233223620132921
4 ms 108.162.195.178
62 2026-08-26 06:26 639233223620132921
4 ms 162.159.44.178
61 2026-08-26 06:26 639233223620132921
4 ms 172.64.35.178
60 2026-08-26 06:09 639233213287814244
40 ms 108.162.195.178
59 2026-08-26 06:09 639233213287814244
40 ms 162.159.44.178
58 2026-08-26 06:09 639233213287814244
40 ms 172.64.35.178
57 2026-08-26 05:51 639233202925983161
9 ms 162.159.44.178
56 2026-08-26 05:51 639233202925983161
9 ms 172.64.35.178
55 2026-08-26 05:51 639233202925983161
9 ms 108.162.195.178
54 2026-08-26 05:34 639233192644780696
80 ms 108.162.195.178
53 2026-08-26 05:34 639233192644780696
80 ms 172.64.35.178
52 2026-08-26 05:34 639233192644780696
80 ms 162.159.44.178
51 2026-08-26 05:17 639233182401183833
10 ms 162.159.44.178
50 2026-08-26 05:17 639233182401183833
10 ms 108.162.195.178
49 2026-08-26 05:17 639233182401183833
10 ms 172.64.35.178
48 2026-08-26 05:00 639233172074181051
37 ms 108.162.195.178
47 2026-08-26 05:00 639233172074181051
37 ms 162.159.44.178
46 2026-08-26 05:00 639233172074181051
37 ms 172.64.35.178
45 2026-08-26 04:43 639233161808421455
3 ms 108.162.195.178
44 2026-08-26 04:43 639233161808421455
3 ms 162.159.44.178
43 2026-08-26 04:43 639233161808421455
3 ms 172.64.35.178
42 2026-08-26 04:25 639233151357344052
32 ms 108.162.195.178
41 2026-08-26 04:25 639233151357344052
32 ms 162.159.44.178
40 2026-08-26 04:25 639233151357344052
32 ms 172.64.35.178
39 2026-08-26 04:08 639233141034116946
50 ms 108.162.195.178
38 2026-08-26 04:08 639233141034116946
50 ms 162.159.44.178
37 2026-08-26 04:08 639233141034116946
50 ms 172.64.35.178
36 2026-08-26 03:51 639233130828334142
60 ms 108.162.195.178
35 2026-08-26 03:51 639233130828334142
60 ms 162.159.44.178
34 2026-08-26 03:51 639233130828334142
60 ms 172.64.35.178
33 2026-08-26 03:34 639233120373450007
4 ms 108.162.195.178
32 2026-08-26 03:34 639233120373450007
4 ms 162.159.44.178
31 2026-08-26 03:34 639233120373450007
4 ms 172.64.35.178
30 2026-08-26 03:17 639233110066216193
42 ms 172.64.35.178
29 2026-08-26 03:17 639233110066216193
42 ms 108.162.195.178
28 2026-08-26 03:17 639233110066216193
42 ms 162.159.44.178
27 2026-08-26 02:23 639233078065410564
7 ms 108.162.195.178
26 2026-08-26 02:23 639233078065410564
7 ms 162.159.44.178
25 2026-08-26 02:23 639233078065410564
7 ms 172.64.35.178
24 2026-08-26 02:06 639233067787457832
43 ms 108.162.195.178
23 2026-08-26 02:06 639233067787457832
43 ms 162.159.44.178
22 2026-08-26 02:06 639233067787457832
43 ms 172.64.35.178
21 2026-08-26 01:49 639233057501801162
7 ms 108.162.195.178
20 2026-08-26 01:49 639233057501801162
7 ms 162.159.44.178
19 2026-08-26 01:49 639233057501801162
7 ms 172.64.35.178
18 2026-08-26 01:32 639233047089431703
3 ms 108.162.195.178
17 2026-08-26 01:32 639233047089431703
3 ms 162.159.44.178
16 2026-08-26 01:32 639233047089431703
3 ms 172.64.35.178
15 2026-08-26 01:14 639233036754790688
3 ms 108.162.195.178
14 2026-08-26 01:14 639233036754790688
3 ms 162.159.44.178
13 2026-08-26 01:14 639233036754790688
3 ms 172.64.35.178
12 2026-08-26 00:57 639233026412602472
3 ms 108.162.195.178
11 2026-08-26 00:57 639233026412602472
3 ms 162.159.44.178
10 2026-08-26 00:57 639233026412602472
3 ms 172.64.35.178
9 2026-08-26 00:40 639233016064066127
7 ms 108.162.195.178
8 2026-08-26 00:40 639233016064066127
7 ms 162.159.44.178
7 2026-08-26 00:40 639233016064066127
7 ms 172.64.35.178
6 2026-08-26 00:23 639233005922655772
4 ms 108.162.195.178
5 2026-08-26 00:23 639233005922655772
4 ms 162.159.44.178
4 2026-08-26 00:23 639233005922655772
4 ms 172.64.35.178
3 2026-08-26 00:06 639232995672256907
3 ms 108.162.195.178
2 2026-08-26 00:06 639232995672256907
3 ms 162.159.44.178
1 2026-08-26 00:06 639232995672256907
3 ms 172.64.35.178