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 2026-08-11. For this date, NameServerHistory found 151 DNS check records, 150 successful responses, 1 failed responses, and 363 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

151

Historical checks stored for this nameserver on selected date

Average Latency

363 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.17.29.76

Most recently resolved hosting IP on selected date

Successful Responses

150

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-11 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
151 2026-08-11 23:51 639220888396333845
15 ms 104.17.29.76
150 2026-08-11 23:51 639220888396333845
15 ms 104.17.30.76
149 2026-08-11 23:36 639220878864937382
8 ms 104.17.30.76
148 2026-08-11 23:36 639220878864937382
8 ms 104.17.29.76
147 2026-08-11 22:43 639220847369072314
33 ms 104.17.30.76
146 2026-08-11 22:43 639220847369072314
33 ms 104.17.29.76
145 2026-08-11 22:28 639220838037764925
36 ms 104.17.30.76
144 2026-08-11 22:28 639220838037764925
36 ms 104.17.29.76
143 2026-08-11 22:12 639220828735120634
16 ms 104.17.30.76
142 2026-08-11 22:12 639220828735120634
16 ms 104.17.29.76
141 2026-08-11 21:57 639220819447979766
37 ms 104.17.29.76
140 2026-08-11 21:57 639220819447979766
37 ms 104.17.30.76
139 2026-08-11 21:41 639220810056531741
18 ms 104.17.29.76
138 2026-08-11 21:41 639220810056531741
18 ms 104.17.30.76
137 2026-08-11 21:26 639220800745746593
8 ms 104.17.29.76
136 2026-08-11 21:26 639220800745746593
8 ms 104.17.30.76
135 2026-08-11 21:10 639220791351626349
33 ms 104.17.29.76
134 2026-08-11 21:10 639220791351626349
33 ms 104.17.30.76
133 2026-08-11 20:54 639220782021256610
4 ms 104.17.30.76
132 2026-08-11 20:54 639220782021256610
4 ms 104.17.29.76
131 2026-08-11 20:39 639220772603347755
13 ms 104.17.30.76
130 2026-08-11 20:39 639220772603347755
13 ms 104.17.29.76
129 2026-08-11 20:23 639220763224057047
2013 ms 104.17.29.76
128 2026-08-11 20:23 639220763224057047
2013 ms 104.17.30.76
127 2026-08-11 20:07 639220753691117767
10 ms 104.17.29.76
126 2026-08-11 20:07 639220753691117767
10 ms 104.17.30.76
125 2026-08-11 19:51 639220744107836218
12 ms 104.17.29.76
124 2026-08-11 19:51 639220744107836218
12 ms 104.17.30.76
123 2026-08-11 18:58 639220711927629898
16 ms 104.17.30.76
122 2026-08-11 18:58 639220711927629898
16 ms 104.17.29.76
121 2026-08-11 18:42 639220702299437921
26 ms 104.17.30.76
120 2026-08-11 18:42 639220702299437921
26 ms 104.17.29.76
119 2026-08-11 18:25 639220692505468181
2017 ms 104.17.30.76
118 2026-08-11 18:25 639220692505468181
2017 ms 104.17.29.76
117 2026-08-11 18:09 639220682669911239
34 ms 104.17.29.76
116 2026-08-11 18:09 639220682669911239
34 ms 104.17.30.76
115 2026-08-11 17:53 639220672929841526
59 ms 104.17.30.76
114 2026-08-11 17:53 639220672929841526
59 ms 104.17.29.76
113 2026-08-11 17:36 639220663225662315
6 ms 104.17.30.76
112 2026-08-11 17:36 639220663225662315
6 ms 104.17.29.76
111 2026-08-11 17:21 639220653846255684
26 ms 104.17.30.76
110 2026-08-11 17:21 639220653846255684
26 ms 104.17.29.76
109 2026-08-11 17:05 639220644420909059
10 ms 104.17.30.76
108 2026-08-11 17:05 639220644420909059
10 ms 104.17.29.76
107 2026-08-11 16:50 639220635074970435
29 ms 104.17.30.76
106 2026-08-11 16:50 639220635074970435
29 ms 104.17.29.76
105 2026-08-11 16:34 639220625614385966
40 ms 104.17.30.76
104 2026-08-11 16:34 639220625614385966
40 ms 104.17.29.76
103 2026-08-11 16:18 639220616132212636
14 ms 104.17.30.76
102 2026-08-11 16:18 639220616132212636
14 ms 104.17.29.76
101 2026-08-11 16:02 639220606533651662
43 ms 104.17.30.76
100 2026-08-11 16:02 639220606533651662
43 ms 104.17.29.76
99 2026-08-11 15:07 639220574514514318
25 ms 104.17.30.76
98 2026-08-11 15:07 639220574514514318
25 ms 104.17.29.76
97 2026-08-11 14:51 639220565124823874
2015 ms 104.17.30.76
96 2026-08-11 14:51 639220565124823874
2015 ms 104.17.29.76
95 2026-08-11 14:36 639220555799311478
7 ms 104.17.30.76
94 2026-08-11 14:36 639220555799311478
7 ms 104.17.29.76
93 2026-08-11 14:20 639220546481577614
463 ms 104.17.30.76
92 2026-08-11 14:20 639220546481577614
463 ms 104.17.29.76
91 2026-08-11 14:04 639220537036533154
7 ms 104.17.30.76
90 2026-08-11 14:04 639220537036533154
7 ms 104.17.29.76
89 2026-08-11 13:49 639220527719177174
11 ms 104.17.29.76
88 2026-08-11 13:49 639220527719177174
11 ms 104.17.30.76
87 2026-08-11 13:33 639220518173088308
2035 ms 104.17.29.76
86 2026-08-11 13:33 639220518173088308
2035 ms 104.17.30.76
85 2026-08-11 13:17 639220508902896243
22 ms 104.17.29.76
84 2026-08-11 13:17 639220508902896243
22 ms 104.17.30.76
83 2026-08-11 13:02 639220499455923005
2015 ms 104.17.29.76
82 2026-08-11 13:02 639220499455923005
2015 ms 104.17.30.76
81 2026-08-11 12:46 639220490082583768
2021 ms 104.17.29.76
80 2026-08-11 12:46 639220490082583768
2021 ms 104.17.30.76
79 2026-08-11 12:30 639220480636590998
2015 ms 104.17.30.76
78 2026-08-11 12:30 639220480636590998
2015 ms 104.17.29.76
77 2026-08-11 12:12 639220469585029273
2024 ms 104.17.30.76
76 2026-08-11 12:12 639220469585029273
2024 ms 104.17.29.76
75 2026-08-11 11:20 639220438074188884
2009 ms 104.17.29.76
74 2026-08-11 11:20 639220438074188884
2009 ms 104.17.30.76
73 2026-08-11 11:04 639220428789720049
24 ms 104.17.29.76
72 2026-08-11 11:04 639220428789720049
24 ms 104.17.30.76
71 2026-08-11 10:49 639220419558302820
18 ms 104.17.29.76
70 2026-08-11 10:49 639220419558302820
18 ms 104.17.30.76
69 2026-08-11 10:34 639220410448738795
5 ms 104.17.29.76
68 2026-08-11 10:34 639220410448738795
5 ms 104.17.30.76
67 2026-08-11 10:18 639220401034081530
7 ms 104.17.30.76
66 2026-08-11 10:18 639220401034081530
7 ms 104.17.29.76
65 2026-08-11 10:02 639220391766674161
38 ms 104.17.29.76
64 2026-08-11 10:02 639220391766674161
38 ms 104.17.30.76
63 2026-08-11 09:47 639220382275807148
85 ms 104.17.29.76
62 2026-08-11 09:47 639220382275807148
85 ms 104.17.30.76
61 2026-08-11 09:31 639220373034162867
33 ms 104.17.30.76
60 2026-08-11 09:31 639220373034162867
33 ms 104.17.29.76
59 2026-08-11 09:16 639220363994971859
21 ms 104.17.30.76
58 2026-08-11 09:16 639220363994971859
21 ms 104.17.29.76
57 2026-08-11 09:00 639220354563965455
36 ms 104.17.29.76
56 2026-08-11 09:00 639220354563965455
36 ms 104.17.30.76
55 2026-08-11 08:45 639220345437414880
56 ms 104.17.29.76
54 2026-08-11 08:45 639220345437414880
56 ms 104.17.30.76
53 2026-08-11 08:30 639220336024248987
58 ms 104.17.30.76
52 2026-08-11 08:30 639220336024248987
58 ms 104.17.29.76
51 2026-08-11 07:37 639220304233635692
18 ms 104.17.29.76
50 2026-08-11 07:37 639220304233635692
18 ms 104.17.30.76
49 2026-08-11 07:21 639220294872170960
30 ms 104.17.29.76
48 2026-08-11 07:21 639220294872170960
30 ms 104.17.30.76
47 2026-08-11 07:06 639220285547177980
11 ms 104.17.29.76
46 2026-08-11 07:06 639220285547177980
11 ms 104.17.30.76
45 2026-08-11 06:50 639220276337941315
8 ms 104.17.29.76
44 2026-08-11 06:50 639220276337941315
8 ms 104.17.30.76
43 2026-08-11 06:35 639220267175191677
18 ms 104.17.29.76
42 2026-08-11 06:35 639220267175191677
18 ms 104.17.30.76
41 2026-08-11 06:20 639220257981518924
18 ms 104.17.30.76
40 2026-08-11 06:20 639220257981518924
18 ms 104.17.29.76
39 2026-08-11 06:05 639220249265489070
2037 ms 104.17.29.76
38 2026-08-11 06:05 639220249265489070
2037 ms 104.17.30.76
37 2026-08-11 05:51 639220240700249205
43 ms 104.17.30.76
36 2026-08-11 05:51 639220240700249205
43 ms 104.17.29.76
35 2026-08-11 05:36 639220231975029986
99 ms 104.17.30.76
34 2026-08-11 05:36 639220231975029986
99 ms 104.17.29.76
33 2026-08-11 05:22 639220223261176932
15 ms 104.17.29.76
32 2026-08-11 05:22 639220223261176932
15 ms 104.17.30.76
31 2026-08-11 05:07 639220214366718456
41 ms 104.17.30.76
30 2026-08-11 05:07 639220214366718456
41 ms 104.17.29.76
29 2026-08-11 04:52 639220205306334524
491 ms 104.17.30.76
28 2026-08-11 04:52 639220205306334524
491 ms 104.17.29.76
27 2026-08-11 03:59 639220174463175061
44 ms 104.17.30.76
26 2026-08-11 03:59 639220174463175061
44 ms 104.17.29.76
25 2026-08-11 03:45 639220165777190438
17 ms 104.17.29.76
24 2026-08-11 03:45 639220165777190438
17 ms 104.17.30.76
23 2026-08-11 03:30 639220156880374825
2020 ms 104.17.30.76
22 2026-08-11 03:30 639220156880374825
2020 ms 104.17.29.76
21 2026-08-11 03:16 639220148139986945
34 ms 104.17.29.76
20 2026-08-11 03:16 639220148139986945
34 ms 104.17.30.76
19 2026-08-11 03:01 639220139271074299
441 ms 104.17.29.76
18 2026-08-11 03:01 639220139271074299
441 ms 104.17.30.76
17 2026-08-11 02:46 639220130565901336
4 ms 104.17.30.76
16 2026-08-11 02:46 639220130565901336
4 ms 104.17.29.76
15 2026-08-11 02:32 639220121659980575
14 ms 104.17.29.76
14 2026-08-11 02:32 639220121659980575
14 ms 104.17.30.76
13 2026-08-11 02:17 639220112857650894
18 ms 104.17.30.76
12 2026-08-11 02:17 639220112857650894
18 ms 104.17.29.76
11 2026-08-11 02:02 639220103767686219
52 ms 104.17.29.76
10 2026-08-11 02:02 639220103767686219
52 ms 104.17.30.76
9 2026-08-11 01:46 639220094545970611
19 ms 104.17.30.76
8 2026-08-11 01:46 639220094545970611
19 ms 104.17.29.76
7 2026-08-11 01:31 639220085476091081
50 ms 104.17.29.76
6 2026-08-11 01:31 639220085476091081
50 ms 104.17.30.76
5 2026-08-11 01:16 639220076243751161
-
4 2026-08-11 00:24 639220045322845190
2062 ms 104.17.30.76
3 2026-08-11 00:24 639220045322845190
2062 ms 104.17.29.76
2 2026-08-11 00:09 639220036434132314
13 ms 104.17.30.76
1 2026-08-11 00:09 639220036434132314
13 ms 104.17.29.76