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 2026-08-25. For this date, NameServerHistory found 138 DNS check records, 138 successful responses, 0 failed responses, and 265 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

138

Historical checks stored for this nameserver on selected date

Average Latency

265 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 23:51

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

138

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 2026-08-25 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
138 2026-08-25 23:51 639232985300872416
4 ms 104.17.30.76
137 2026-08-25 23:51 639232985300872416
4 ms 104.17.29.76
136 2026-08-25 23:34 639232974980190573
17 ms 104.17.29.76
135 2026-08-25 23:34 639232974980190573
17 ms 104.17.30.76
134 2026-08-25 23:17 639232964577050707
29 ms 104.17.30.76
133 2026-08-25 23:17 639232964577050707
29 ms 104.17.29.76
132 2026-08-25 22:23 639232932163142799
35 ms 104.17.30.76
131 2026-08-25 22:23 639232932163142799
35 ms 104.17.29.76
130 2026-08-25 22:05 639232921673215474
10 ms 104.17.30.76
129 2026-08-25 22:05 639232921673215474
10 ms 104.17.29.76
128 2026-08-25 21:48 639232911234504639
7 ms 104.17.30.76
127 2026-08-25 21:48 639232911234504639
7 ms 104.17.29.76
126 2026-08-25 21:30 639232900747078453
8 ms 104.17.29.76
125 2026-08-25 21:30 639232900747078453
8 ms 104.17.30.76
124 2026-08-25 21:13 639232890389222534
6 ms 104.17.29.76
123 2026-08-25 21:13 639232890389222534
6 ms 104.17.30.76
122 2026-08-25 20:56 639232880143390843
23 ms 104.17.30.76
121 2026-08-25 20:56 639232880143390843
23 ms 104.17.29.76
120 2026-08-25 20:39 639232869755024069
15 ms 104.17.30.76
119 2026-08-25 20:39 639232869755024069
15 ms 104.17.29.76
118 2026-08-25 20:21 639232859355940346
10 ms 104.17.29.76
117 2026-08-25 20:21 639232859355940346
10 ms 104.17.30.76
116 2026-08-25 20:04 639232848992244953
2039 ms 104.17.29.76
115 2026-08-25 20:04 639232848992244953
2039 ms 104.17.30.76
114 2026-08-25 19:47 639232838596478500
18 ms 104.17.29.76
113 2026-08-25 19:47 639232838596478500
18 ms 104.17.30.76
112 2026-08-25 19:29 639232828175327683
26 ms 104.17.29.76
111 2026-08-25 19:29 639232828175327683
26 ms 104.17.30.76
110 2026-08-25 19:12 639232817798330473
2014 ms 104.17.30.76
109 2026-08-25 19:12 639232817798330473
2014 ms 104.17.29.76
108 2026-08-25 18:18 639232785462407552
35 ms 104.17.29.76
107 2026-08-25 18:18 639232785462407552
35 ms 104.17.30.76
106 2026-08-25 18:01 639232775177487032
21 ms 104.17.29.76
105 2026-08-25 18:01 639232775177487032
21 ms 104.17.30.76
104 2026-08-25 17:44 639232764991087115
11 ms 104.17.29.76
103 2026-08-25 17:44 639232764991087115
11 ms 104.17.30.76
102 2026-08-25 17:27 639232754842971478
5 ms 104.17.30.76
101 2026-08-25 17:27 639232754842971478
5 ms 104.17.29.76
100 2026-08-25 17:10 639232744455159107
4 ms 104.17.29.76
99 2026-08-25 17:10 639232744455159107
4 ms 104.17.30.76
98 2026-08-25 16:53 639232734145178231
2021 ms 104.17.29.76
97 2026-08-25 16:53 639232734145178231
2021 ms 104.17.30.76
96 2026-08-25 16:36 639232723827874402
5 ms 104.17.29.76
95 2026-08-25 16:36 639232723827874402
5 ms 104.17.30.76
94 2026-08-25 16:18 639232713533011892
451 ms 104.17.29.76
93 2026-08-25 16:18 639232713533011892
451 ms 104.17.30.76
92 2026-08-25 16:01 639232703065318207
9 ms 104.17.29.76
91 2026-08-25 16:01 639232703065318207
9 ms 104.17.30.76
90 2026-08-25 15:44 639232692629559470
24 ms 104.17.30.76
89 2026-08-25 15:44 639232692629559470
24 ms 104.17.29.76
88 2026-08-25 15:26 639232682238836475
12 ms 104.17.30.76
87 2026-08-25 15:26 639232682238836475
12 ms 104.17.29.76
86 2026-08-25 15:09 639232671787004306
19 ms 104.17.30.76
85 2026-08-25 15:09 639232671787004306
19 ms 104.17.29.76
84 2026-08-25 14:14 639232638994329666
29 ms 104.17.29.76
83 2026-08-25 14:14 639232638994329666
29 ms 104.17.30.76
82 2026-08-25 13:57 639232628614783237
6 ms 104.17.29.76
81 2026-08-25 13:57 639232628614783237
6 ms 104.17.30.76
80 2026-08-25 13:40 639232618360728578
21 ms 104.17.29.76
79 2026-08-25 13:40 639232618360728578
21 ms 104.17.30.76
78 2026-08-25 13:23 639232608016476376
2017 ms 104.17.30.76
77 2026-08-25 13:23 639232608016476376
2017 ms 104.17.29.76
76 2026-08-25 13:05 639232597643611557
18 ms 104.17.30.76
75 2026-08-25 13:05 639232597643611557
18 ms 104.17.29.76
74 2026-08-25 12:48 639232587225721862
9 ms 104.17.30.76
73 2026-08-25 12:48 639232587225721862
9 ms 104.17.29.76
72 2026-08-25 12:30 639232576780683689
16 ms 104.17.29.76
71 2026-08-25 12:30 639232576780683689
16 ms 104.17.30.76
70 2026-08-25 12:13 639232566381512620
8 ms 104.17.29.76
69 2026-08-25 12:13 639232566381512620
8 ms 104.17.30.76
68 2026-08-25 11:56 639232556111768563
32 ms 104.17.29.76
67 2026-08-25 11:56 639232556111768563
32 ms 104.17.30.76
66 2026-08-25 11:39 639232545839529039
21 ms 104.17.29.76
65 2026-08-25 11:39 639232545839529039
21 ms 104.17.30.76
64 2026-08-25 11:21 639232535349285207
6 ms 104.17.29.76
63 2026-08-25 11:21 639232535349285207
6 ms 104.17.30.76
62 2026-08-25 11:04 639232524938080723
6 ms 104.17.29.76
61 2026-08-25 11:04 639232524938080723
6 ms 104.17.30.76
60 2026-08-25 10:10 639232492740373468
5 ms 104.17.30.76
59 2026-08-25 10:10 639232492740373468
5 ms 104.17.29.76
58 2026-08-25 09:53 639232482235303141
5 ms 104.17.29.76
57 2026-08-25 09:53 639232482235303141
5 ms 104.17.30.76
56 2026-08-25 09:36 639232471861770303
45 ms 104.17.29.76
55 2026-08-25 09:36 639232471861770303
45 ms 104.17.30.76
54 2026-08-25 09:18 639232461630217327
25 ms 104.17.29.76
53 2026-08-25 09:18 639232461630217327
25 ms 104.17.30.76
52 2026-08-25 09:01 639232451282965990
13 ms 104.17.29.76
51 2026-08-25 09:01 639232451282965990
13 ms 104.17.30.76
50 2026-08-25 08:44 639232440814614938
29 ms 104.17.30.76
49 2026-08-25 08:44 639232440814614938
29 ms 104.17.29.76
48 2026-08-25 08:26 639232430410720425
32 ms 104.17.30.76
47 2026-08-25 08:26 639232430410720425
32 ms 104.17.29.76
46 2026-08-25 08:09 639232420003096185
7 ms 104.17.29.76
45 2026-08-25 08:09 639232420003096185
7 ms 104.17.30.76
44 2026-08-25 07:52 639232409467287444
6 ms 104.17.30.76
43 2026-08-25 07:52 639232409467287444
6 ms 104.17.29.76
42 2026-08-25 07:34 639232399077195997
61 ms 104.17.30.76
41 2026-08-25 07:34 639232399077195997
61 ms 104.17.29.76
40 2026-08-25 07:17 639232388731528337
2011 ms 104.17.29.76
39 2026-08-25 07:17 639232388731528337
2011 ms 104.17.30.76
38 2026-08-25 07:00 639232378288598612
29 ms 104.17.29.76
37 2026-08-25 07:00 639232378288598612
29 ms 104.17.30.76
36 2026-08-25 06:06 639232346196373643
23 ms 104.17.30.76
35 2026-08-25 06:06 639232346196373643
23 ms 104.17.29.76
34 2026-08-25 05:49 639232336112370741
54 ms 104.17.30.76
33 2026-08-25 05:49 639232336112370741
54 ms 104.17.29.76
32 2026-08-25 05:33 639232326146508970
23 ms 104.17.29.76
31 2026-08-25 05:33 639232326146508970
23 ms 104.17.30.76
30 2026-08-25 05:16 639232316189381720
21 ms 104.17.30.76
29 2026-08-25 05:16 639232316189381720
21 ms 104.17.29.76
28 2026-08-25 04:59 639232306217998913
485 ms 104.17.30.76
27 2026-08-25 04:59 639232306217998913
485 ms 104.17.29.76
26 2026-08-25 04:43 639232296255744174
2054 ms 104.17.29.76
25 2026-08-25 04:43 639232296255744174
2054 ms 104.17.30.76
24 2026-08-25 04:26 639232286095760789
23 ms 104.17.29.76
23 2026-08-25 04:26 639232286095760789
23 ms 104.17.30.76
22 2026-08-25 04:09 639232276086186273
11 ms 104.17.29.76
21 2026-08-25 04:09 639232276086186273
11 ms 104.17.30.76
20 2026-08-25 03:52 639232265900986425
27 ms 104.17.30.76
19 2026-08-25 03:52 639232265900986425
27 ms 104.17.29.76
18 2026-08-25 03:35 639232255723518075
5 ms 104.17.29.76
17 2026-08-25 03:35 639232255723518075
5 ms 104.17.30.76
16 2026-08-25 03:18 639232245484452890
22 ms 104.17.30.76
15 2026-08-25 03:18 639232245484452890
22 ms 104.17.29.76
14 2026-08-25 03:01 639232235157175331
4012 ms 104.17.30.76
13 2026-08-25 03:01 639232235157175331
4012 ms 104.17.29.76
12 2026-08-25 02:08 639232203197189095
32 ms 104.17.30.76
11 2026-08-25 02:08 639232203197189095
32 ms 104.17.29.76
10 2026-08-25 01:51 639232192844564298
25 ms 104.17.29.76
9 2026-08-25 01:51 639232192844564298
25 ms 104.17.30.76
8 2026-08-25 01:33 639232182496008942
70 ms 104.17.30.76
7 2026-08-25 01:33 639232182496008942
70 ms 104.17.29.76
6 2026-08-25 01:16 639232172197053132
11 ms 104.17.30.76
5 2026-08-25 01:16 639232172197053132
11 ms 104.17.29.76
4 2026-08-25 00:23 639232140250307418
10 ms 104.17.30.76
3 2026-08-25 00:23 639232140250307418
10 ms 104.17.29.76
2 2026-08-25 00:06 639232129927860324
23 ms 104.17.30.76
1 2026-08-25 00:06 639232129927860324
23 ms 104.17.29.76