DNS response history for z.com

z.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 140 DNS check records, 140 successful responses, 0 failed responses, and 216 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 z.com.
Records on Selected Date

140

Historical checks stored for this nameserver on selected date

Average Latency

216 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.17.30.76

Most recently resolved hosting IP on selected date

Successful Responses

140

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 z.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
140 2026-08-26 23:47 639233846871926285
7 ms 104.17.30.76
139 2026-08-26 23:47 639233846871926285
7 ms 104.17.29.76
138 2026-08-26 22:53 639233814527872887
4 ms 104.17.30.76
137 2026-08-26 22:53 639233814527872887
4 ms 104.17.29.76
136 2026-08-26 22:36 639233804315489381
18 ms 104.17.30.76
135 2026-08-26 22:36 639233804315489381
18 ms 104.17.29.76
134 2026-08-26 22:19 639233793971346256
20 ms 104.17.30.76
133 2026-08-26 22:19 639233793971346256
20 ms 104.17.29.76
132 2026-08-26 22:02 639233783644630463
9 ms 104.17.29.76
131 2026-08-26 22:02 639233783644630463
9 ms 104.17.30.76
130 2026-08-26 21:45 639233773302621314
4012 ms 104.17.30.76
129 2026-08-26 21:45 639233773302621314
4012 ms 104.17.29.76
128 2026-08-26 21:27 639233762896723748
12 ms 104.17.29.76
127 2026-08-26 21:27 639233762896723748
12 ms 104.17.30.76
126 2026-08-26 21:10 639233752543876329
5 ms 104.17.30.76
125 2026-08-26 21:10 639233752543876329
5 ms 104.17.29.76
124 2026-08-26 20:53 639233742155931788
23 ms 104.17.29.76
123 2026-08-26 20:53 639233742155931788
23 ms 104.17.30.76
122 2026-08-26 20:35 639233731712555311
47 ms 104.17.30.76
121 2026-08-26 20:35 639233731712555311
47 ms 104.17.29.76
120 2026-08-26 20:18 639233721164051126
24 ms 104.17.29.76
119 2026-08-26 20:18 639233721164051126
24 ms 104.17.30.76
118 2026-08-26 20:00 639233710560486320
27 ms 104.17.30.76
117 2026-08-26 20:00 639233710560486320
27 ms 104.17.29.76
116 2026-08-26 19:42 639233699834667450
8 ms 104.17.29.76
115 2026-08-26 19:42 639233699834667450
8 ms 104.17.30.76
114 2026-08-26 18:48 639233667209186136
460 ms 104.17.29.76
113 2026-08-26 18:48 639233667209186136
460 ms 104.17.30.76
112 2026-08-26 18:30 639233656814316266
7 ms 104.17.30.76
111 2026-08-26 18:30 639233656814316266
7 ms 104.17.29.76
110 2026-08-26 18:13 639233646245051806
19 ms 104.17.30.76
109 2026-08-26 18:13 639233646245051806
19 ms 104.17.29.76
108 2026-08-26 17:55 639233635663779051
2020 ms 104.17.30.76
107 2026-08-26 17:55 639233635663779051
2020 ms 104.17.29.76
106 2026-08-26 17:37 639233624977342122
18 ms 104.17.29.76
105 2026-08-26 17:37 639233624977342122
18 ms 104.17.30.76
104 2026-08-26 17:20 639233614446136153
4 ms 104.17.30.76
103 2026-08-26 17:20 639233614446136153
4 ms 104.17.29.76
102 2026-08-26 17:02 639233603737877581
61 ms 104.17.29.76
101 2026-08-26 17:02 639233603737877581
61 ms 104.17.30.76
100 2026-08-26 16:45 639233593269224651
49 ms 104.17.29.76
99 2026-08-26 16:45 639233593269224651
49 ms 104.17.30.76
98 2026-08-26 16:27 639233582635086903
25 ms 104.17.29.76
97 2026-08-26 16:27 639233582635086903
25 ms 104.17.30.76
96 2026-08-26 16:09 639233572000374575
27 ms 104.17.29.76
95 2026-08-26 16:09 639233572000374575
27 ms 104.17.30.76
94 2026-08-26 15:51 639233561188633861
49 ms 104.17.30.76
93 2026-08-26 15:51 639233561188633861
49 ms 104.17.29.76
92 2026-08-26 15:33 639233550544357027
8 ms 104.17.30.76
91 2026-08-26 15:33 639233550544357027
8 ms 104.17.29.76
90 2026-08-26 14:39 639233517966053117
25 ms 104.17.30.76
89 2026-08-26 14:39 639233517966053117
25 ms 104.17.29.76
88 2026-08-26 14:22 639233507603253585
25 ms 104.17.30.76
87 2026-08-26 14:22 639233507603253585
25 ms 104.17.29.76
86 2026-08-26 14:04 639233497229039167
8 ms 104.17.29.76
85 2026-08-26 14:04 639233497229039167
8 ms 104.17.30.76
84 2026-08-26 13:47 639233486864546406
66 ms 104.17.29.76
83 2026-08-26 13:47 639233486864546406
66 ms 104.17.30.76
82 2026-08-26 13:30 639233476455174682
9 ms 104.17.29.76
81 2026-08-26 13:30 639233476455174682
9 ms 104.17.30.76
80 2026-08-26 13:13 639233466171592605
470 ms 104.17.29.76
79 2026-08-26 13:13 639233466171592605
470 ms 104.17.30.76
78 2026-08-26 12:55 639233455747096265
26 ms 104.17.29.76
77 2026-08-26 12:55 639233455747096265
26 ms 104.17.30.76
76 2026-08-26 12:38 639233445367152284
2213 ms 104.17.30.76
75 2026-08-26 12:38 639233445367152284
2213 ms 104.17.29.76
74 2026-08-26 12:21 639233434974187439
18 ms 104.17.29.76
73 2026-08-26 12:21 639233434974187439
18 ms 104.17.30.76
72 2026-08-26 12:03 639233424567558554
2010 ms 104.17.30.76
71 2026-08-26 12:03 639233424567558554
2010 ms 104.17.29.76
70 2026-08-26 11:46 639233414056832719
7 ms 104.17.30.76
69 2026-08-26 11:46 639233414056832719
7 ms 104.17.29.76
68 2026-08-26 11:28 639233403515141099
52 ms 104.17.30.76
67 2026-08-26 11:28 639233403515141099
52 ms 104.17.29.76
66 2026-08-26 10:34 639233370841350248
15 ms 104.17.29.76
65 2026-08-26 10:34 639233370841350248
15 ms 104.17.30.76
64 2026-08-26 10:16 639233360361507238
34 ms 104.17.29.76
63 2026-08-26 10:16 639233360361507238
34 ms 104.17.30.76
62 2026-08-26 09:59 639233350067824371
5 ms 104.17.29.76
61 2026-08-26 09:59 639233350067824371
5 ms 104.17.30.76
60 2026-08-26 09:42 639233339545274518
27 ms 104.17.30.76
59 2026-08-26 09:42 639233339545274518
27 ms 104.17.29.76
58 2026-08-26 09:24 639233329214918079
17 ms 104.17.29.76
57 2026-08-26 09:24 639233329214918079
17 ms 104.17.30.76
56 2026-08-26 09:07 639233318749762337
40 ms 104.17.30.76
55 2026-08-26 09:07 639233318749762337
40 ms 104.17.29.76
54 2026-08-26 08:50 639233308387917838
12 ms 104.17.30.76
53 2026-08-26 08:50 639233308387917838
12 ms 104.17.29.76
52 2026-08-26 08:32 639233297961740122
16 ms 104.17.29.76
51 2026-08-26 08:32 639233297961740122
16 ms 104.17.30.76
50 2026-08-26 08:15 639233287487159094
23 ms 104.17.29.76
49 2026-08-26 08:15 639233287487159094
23 ms 104.17.30.76
48 2026-08-26 07:57 639233276995531707
8 ms 104.17.30.76
47 2026-08-26 07:57 639233276995531707
8 ms 104.17.29.76
46 2026-08-26 07:40 639233266521568229
45 ms 104.17.29.76
45 2026-08-26 07:40 639233266521568229
45 ms 104.17.30.76
44 2026-08-26 07:23 639233256081047431
80 ms 104.17.30.76
43 2026-08-26 07:23 639233256081047431
80 ms 104.17.29.76
42 2026-08-26 06:28 639233223620132921
482 ms 104.17.29.76
41 2026-08-26 06:28 639233223620132921
482 ms 104.17.30.76
40 2026-08-26 06:11 639233213287814244
53 ms 104.17.29.76
39 2026-08-26 06:11 639233213287814244
53 ms 104.17.30.76
38 2026-08-26 05:54 639233202925983161
5 ms 104.17.30.76
37 2026-08-26 05:54 639233202925983161
5 ms 104.17.29.76
36 2026-08-26 05:37 639233192644780696
5 ms 104.17.29.76
35 2026-08-26 05:37 639233192644780696
5 ms 104.17.30.76
34 2026-08-26 05:20 639233182401183833
5 ms 104.17.30.76
33 2026-08-26 05:20 639233182401183833
5 ms 104.17.29.76
32 2026-08-26 05:03 639233172074181051
17 ms 104.17.30.76
31 2026-08-26 05:03 639233172074181051
17 ms 104.17.29.76
30 2026-08-26 04:45 639233161808421455
39 ms 104.17.30.76
29 2026-08-26 04:45 639233161808421455
39 ms 104.17.29.76
28 2026-08-26 04:28 639233151357344052
23 ms 104.17.29.76
27 2026-08-26 04:28 639233151357344052
23 ms 104.17.30.76
26 2026-08-26 04:11 639233141034116946
9 ms 104.17.29.76
25 2026-08-26 04:11 639233141034116946
9 ms 104.17.30.76
24 2026-08-26 03:54 639233130828334142
8 ms 104.17.30.76
23 2026-08-26 03:54 639233130828334142
8 ms 104.17.29.76
22 2026-08-26 03:36 639233120373450007
8 ms 104.17.30.76
21 2026-08-26 03:36 639233120373450007
8 ms 104.17.29.76
20 2026-08-26 03:19 639233110066216193
2036 ms 104.17.30.76
19 2026-08-26 03:19 639233110066216193
2036 ms 104.17.29.76
18 2026-08-26 02:26 639233078065410564
12 ms 104.17.30.76
17 2026-08-26 02:26 639233078065410564
12 ms 104.17.29.76
16 2026-08-26 02:09 639233067787457832
5 ms 104.17.30.76
15 2026-08-26 02:09 639233067787457832
5 ms 104.17.29.76
14 2026-08-26 01:52 639233057501801162
24 ms 104.17.29.76
13 2026-08-26 01:52 639233057501801162
24 ms 104.17.30.76
12 2026-08-26 01:34 639233047089431703
13 ms 104.17.30.76
11 2026-08-26 01:34 639233047089431703
13 ms 104.17.29.76
10 2026-08-26 01:17 639233036754790688
7 ms 104.17.29.76
9 2026-08-26 01:17 639233036754790688
7 ms 104.17.30.76
8 2026-08-26 01:00 639233026412602472
51 ms 104.17.29.76
7 2026-08-26 01:00 639233026412602472
51 ms 104.17.30.76
6 2026-08-26 00:42 639233016064066127
27 ms 104.17.30.76
5 2026-08-26 00:42 639233016064066127
27 ms 104.17.29.76
4 2026-08-26 00:26 639233005922655772
27 ms 104.17.29.76
3 2026-08-26 00:26 639233005922655772
27 ms 104.17.30.76
2 2026-08-26 00:09 639232995672256907
36 ms 104.17.30.76
1 2026-08-26 00:09 639232995672256907
36 ms 104.17.29.76