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 2026-08-22. For this date, NameServerHistory found 148 DNS check records, 148 successful responses, 0 failed responses, and 300 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

148

Historical checks stored for this nameserver on selected date

Average Latency

300 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:49

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

148

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 2026-08-22 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
148 2026-08-22 23:49 639230391807229016
53 ms 104.17.30.76
147 2026-08-22 23:49 639230391807229016
53 ms 104.17.29.76
146 2026-08-22 23:33 639230382051619327
5 ms 104.17.29.76
145 2026-08-22 23:33 639230382051619327
5 ms 104.17.30.76
144 2026-08-22 23:16 639230372323353529
9 ms 104.17.29.76
143 2026-08-22 23:16 639230372323353529
9 ms 104.17.30.76
142 2026-08-22 23:00 639230362586451064
4 ms 104.17.29.76
141 2026-08-22 23:00 639230362586451064
4 ms 104.17.30.76
140 2026-08-22 22:44 639230352793666303
475 ms 104.17.30.76
139 2026-08-22 22:44 639230352793666303
475 ms 104.17.29.76
138 2026-08-22 22:27 639230342775737758
51 ms 104.17.29.76
137 2026-08-22 22:27 639230342775737758
51 ms 104.17.30.76
136 2026-08-22 22:10 639230332639939561
11 ms 104.17.29.76
135 2026-08-22 22:10 639230332639939561
11 ms 104.17.30.76
134 2026-08-22 21:17 639230301014190104
452 ms 104.17.30.76
133 2026-08-22 21:17 639230301014190104
452 ms 104.17.29.76
132 2026-08-22 21:01 639230291048161498
11 ms 104.17.29.76
131 2026-08-22 21:01 639230291048161498
11 ms 104.17.30.76
130 2026-08-22 20:44 639230280894353664
54 ms 104.17.29.76
129 2026-08-22 20:44 639230280894353664
54 ms 104.17.30.76
128 2026-08-22 20:27 639230270699419073
11 ms 104.17.29.76
127 2026-08-22 20:27 639230270699419073
11 ms 104.17.30.76
126 2026-08-22 20:10 639230260248163050
44 ms 104.17.30.76
125 2026-08-22 20:10 639230260248163050
44 ms 104.17.29.76
124 2026-08-22 19:53 639230250122494282
2015 ms 104.17.30.76
123 2026-08-22 19:53 639230250122494282
2015 ms 104.17.29.76
122 2026-08-22 19:36 639230239972935046
42 ms 104.17.29.76
121 2026-08-22 19:36 639230239972935046
42 ms 104.17.30.76
120 2026-08-22 19:19 639230229963262464
2046 ms 104.17.29.76
119 2026-08-22 19:19 639230229963262464
2046 ms 104.17.30.76
118 2026-08-22 19:02 639230220033804658
9 ms 104.17.30.76
117 2026-08-22 19:02 639230220033804658
9 ms 104.17.29.76
116 2026-08-22 18:46 639230209891107289
10 ms 104.17.30.76
115 2026-08-22 18:46 639230209891107289
10 ms 104.17.29.76
114 2026-08-22 18:29 639230199630298717
4 ms 104.17.29.76
113 2026-08-22 18:29 639230199630298717
4 ms 104.17.30.76
112 2026-08-22 18:11 639230189301984150
7 ms 104.17.30.76
111 2026-08-22 18:11 639230189301984150
7 ms 104.17.29.76
110 2026-08-22 17:18 639230157138468804
45 ms 104.17.29.76
109 2026-08-22 17:18 639230157138468804
45 ms 104.17.30.76
108 2026-08-22 17:01 639230146987869495
36 ms 104.17.29.76
107 2026-08-22 17:01 639230146987869495
36 ms 104.17.30.76
106 2026-08-22 16:44 639230136768638516
36 ms 104.17.29.76
105 2026-08-22 16:44 639230136768638516
36 ms 104.17.30.76
104 2026-08-22 16:27 639230126735907877
18 ms 104.17.29.76
103 2026-08-22 16:27 639230126735907877
18 ms 104.17.30.76
102 2026-08-22 16:10 639230116551187768
13 ms 104.17.30.76
101 2026-08-22 16:10 639230116551187768
13 ms 104.17.29.76
100 2026-08-22 15:53 639230106335615913
43 ms 104.17.29.76
99 2026-08-22 15:53 639230106335615913
43 ms 104.17.30.76
98 2026-08-22 15:36 639230096177758176
22 ms 104.17.29.76
97 2026-08-22 15:36 639230096177758176
22 ms 104.17.30.76
96 2026-08-22 15:19 639230086185999993
37 ms 104.17.29.76
95 2026-08-22 15:19 639230086185999993
37 ms 104.17.30.76
94 2026-08-22 15:03 639230076247854903
8 ms 104.17.29.76
93 2026-08-22 15:03 639230076247854903
8 ms 104.17.30.76
92 2026-08-22 14:46 639230066076077530
25 ms 104.17.29.76
91 2026-08-22 14:46 639230066076077530
25 ms 104.17.30.76
90 2026-08-22 14:29 639230055738197328
4 ms 104.17.30.76
89 2026-08-22 14:29 639230055738197328
4 ms 104.17.29.76
88 2026-08-22 14:12 639230045411225521
2016 ms 104.17.30.76
87 2026-08-22 14:12 639230045411225521
2016 ms 104.17.29.76
86 2026-08-22 13:17 639230013046000470
16 ms 104.17.30.76
85 2026-08-22 13:17 639230013046000470
16 ms 104.17.29.76
84 2026-08-22 13:01 639230003090037878
4 ms 104.17.30.76
83 2026-08-22 13:01 639230003090037878
4 ms 104.17.29.76
82 2026-08-22 12:44 639229993008259475
36 ms 104.17.29.76
81 2026-08-22 12:44 639229993008259475
36 ms 104.17.30.76
80 2026-08-22 12:27 639229982909449470
20 ms 104.17.30.76
79 2026-08-22 12:27 639229982909449470
20 ms 104.17.29.76
78 2026-08-22 12:11 639229973035502212
64 ms 104.17.30.76
77 2026-08-22 12:11 639229973035502212
64 ms 104.17.29.76
76 2026-08-22 11:54 639229963064296145
36 ms 104.17.30.76
75 2026-08-22 11:54 639229963064296145
36 ms 104.17.29.76
74 2026-08-22 11:38 639229952996162143
31 ms 104.17.30.76
73 2026-08-22 11:38 639229952996162143
31 ms 104.17.29.76
72 2026-08-22 11:21 639229943051949195
8 ms 104.17.30.76
71 2026-08-22 11:21 639229943051949195
8 ms 104.17.29.76
70 2026-08-22 11:04 639229932919214934
41 ms 104.17.29.76
69 2026-08-22 11:04 639229932919214934
41 ms 104.17.30.76
68 2026-08-22 10:47 639229922745889838
51 ms 104.17.30.76
67 2026-08-22 10:47 639229922745889838
51 ms 104.17.29.76
66 2026-08-22 10:30 639229912587214796
170 ms 104.17.30.76
65 2026-08-22 10:30 639229912587214796
170 ms 104.17.29.76
64 2026-08-22 10:13 639229902240004454
7 ms 104.17.30.76
63 2026-08-22 10:13 639229902240004454
7 ms 104.17.29.76
62 2026-08-22 09:20 639229870800501662
10 ms 104.17.29.76
61 2026-08-22 09:20 639229870800501662
10 ms 104.17.30.76
60 2026-08-22 09:04 639229861058384956
12 ms 104.17.30.76
59 2026-08-22 09:04 639229861058384956
12 ms 104.17.29.76
58 2026-08-22 08:48 639229851158592604
47 ms 104.17.29.76
57 2026-08-22 08:48 639229851158592604
47 ms 104.17.30.76
56 2026-08-22 08:32 639229841475569629
8 ms 104.17.30.76
55 2026-08-22 08:32 639229841475569629
8 ms 104.17.29.76
54 2026-08-22 08:16 639229831887658471
6 ms 104.17.29.76
53 2026-08-22 08:16 639229831887658471
6 ms 104.17.30.76
52 2026-08-22 07:59 639229822043670346
6 ms 104.17.29.76
51 2026-08-22 07:59 639229822043670346
6 ms 104.17.30.76
50 2026-08-22 07:43 639229812327913936
44 ms 104.17.29.76
49 2026-08-22 07:43 639229812327913936
44 ms 104.17.30.76
48 2026-08-22 07:27 639229802629488686
2049 ms 104.17.29.76
47 2026-08-22 07:27 639229802629488686
2049 ms 104.17.30.76
46 2026-08-22 07:11 639229793051447309
42 ms 104.17.30.76
45 2026-08-22 07:11 639229793051447309
42 ms 104.17.29.76
44 2026-08-22 06:55 639229783303531961
6 ms 104.17.30.76
43 2026-08-22 06:55 639229783303531961
6 ms 104.17.29.76
42 2026-08-22 06:38 639229773458051942
21 ms 104.17.29.76
41 2026-08-22 06:38 639229773458051942
21 ms 104.17.30.76
40 2026-08-22 06:21 639229763373848056
45 ms 104.17.30.76
39 2026-08-22 06:21 639229763373848056
45 ms 104.17.29.76
38 2026-08-22 05:29 639229732140622809
14 ms 104.17.29.76
37 2026-08-22 05:29 639229732140622809
14 ms 104.17.30.76
36 2026-08-22 05:14 639229722699695967
69 ms 104.17.30.76
35 2026-08-22 05:14 639229722699695967
69 ms 104.17.29.76
34 2026-08-22 04:58 639229713097498075
2018 ms 104.17.30.76
33 2026-08-22 04:58 639229713097498075
2018 ms 104.17.29.76
32 2026-08-22 04:42 639229703543969637
4 ms 104.17.30.76
31 2026-08-22 04:42 639229703543969637
4 ms 104.17.29.76
30 2026-08-22 04:26 639229693970392873
500 ms 104.17.29.76
29 2026-08-22 04:26 639229693970392873
500 ms 104.17.30.76
28 2026-08-22 04:10 639229684277329469
10 ms 104.17.29.76
27 2026-08-22 04:10 639229684277329469
10 ms 104.17.30.76
26 2026-08-22 03:53 639229674501596661
18 ms 104.17.29.76
25 2026-08-22 03:53 639229674501596661
18 ms 104.17.30.76
24 2026-08-22 03:38 639229665064441147
485 ms 104.17.29.76
23 2026-08-22 03:38 639229665064441147
485 ms 104.17.30.76
22 2026-08-22 03:22 639229655507536872
23 ms 104.17.30.76
21 2026-08-22 03:22 639229655507536872
23 ms 104.17.29.76
20 2026-08-22 03:06 639229645849603111
4026 ms 104.17.30.76
19 2026-08-22 03:06 639229645849603111
4026 ms 104.17.29.76
18 2026-08-22 02:49 639229636090497453
10 ms 104.17.30.76
17 2026-08-22 02:49 639229636090497453
10 ms 104.17.29.76
16 2026-08-22 02:33 639229625978544281
2050 ms 104.17.30.76
15 2026-08-22 02:33 639229625978544281
2050 ms 104.17.29.76
14 2026-08-22 01:40 639229594644662176
459 ms 104.17.30.76
13 2026-08-22 01:40 639229594644662176
459 ms 104.17.29.76
12 2026-08-22 01:24 639229585214633065
2023 ms 104.17.29.76
11 2026-08-22 01:24 639229585214633065
2023 ms 104.17.30.76
10 2026-08-22 01:08 639229575581042175
5 ms 104.17.30.76
9 2026-08-22 01:08 639229575581042175
5 ms 104.17.29.76
8 2026-08-22 00:52 639229565912268962
6 ms 104.17.29.76
7 2026-08-22 00:52 639229565912268962
6 ms 104.17.30.76
6 2026-08-22 00:36 639229556237813203
17 ms 104.17.29.76
5 2026-08-22 00:36 639229556237813203
17 ms 104.17.30.76
4 2026-08-22 00:20 639229546625802518
53 ms 104.17.29.76
3 2026-08-22 00:20 639229546625802518
53 ms 104.17.30.76
2 2026-08-22 00:04 639229537172016621
19 ms 104.17.29.76
1 2026-08-22 00:04 639229537172016621
19 ms 104.17.30.76