DNS response history for dns01.zero.jp

dns01.zero.jp 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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 71 successful responses, 3 failed responses, and 447 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 dns01.zero.jp.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

447 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

163.44.76.158

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns01.zero.jp

Showing DNS history for 2026-08-19 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
74 2026-08-19 23:45 639227795899225951
742 ms 163.44.76.158
73 2026-08-19 23:29 639227786351762008
6 ms 163.44.76.158
72 2026-08-19 23:13 639227776640591733
49 ms 163.44.76.158
71 2026-08-19 22:57 639227767128841282
25 ms 163.44.76.158
70 2026-08-19 22:41 639227757477304711
30 ms 163.44.76.158
69 2026-08-19 22:25 639227747572098014
22 ms 163.44.76.158
68 2026-08-19 22:08 639227737588613113
24 ms 163.44.76.158
67 2026-08-19 21:16 639227706134603955
41 ms 163.44.76.158
66 2026-08-19 21:00 639227696589027396
2316 ms 163.44.76.158
65 2026-08-19 20:44 639227687097707639
27 ms 163.44.76.158
64 2026-08-19 20:28 639227677474464487
478 ms 163.44.76.158
63 2026-08-19 20:12 639227667767441118
2021 ms 163.44.76.158
62 2026-08-19 19:55 639227657984833832
2014 ms 163.44.76.158
61 2026-08-19 19:39 639227648079992640
15 ms 163.44.76.158
60 2026-08-19 19:22 639227638125048441
51 ms 163.44.76.158
59 2026-08-19 19:06 639227628211392142
2249 ms 163.44.76.158
58 2026-08-19 18:49 639227618261696275
16 ms 163.44.76.158
57 2026-08-19 18:32 639227608366233645
39 ms 163.44.76.158
56 2026-08-19 18:16 639227598301787588
79 ms 163.44.76.158
55 2026-08-19 17:23 639227566241010716
32 ms 163.44.76.158
54 2026-08-19 17:06 639227556454538959
2118 ms 163.44.76.158
53 2026-08-19 16:50 639227546640305542
27 ms 163.44.76.158
52 2026-08-19 16:34 639227536965466472
497 ms 163.44.76.158
51 2026-08-19 16:17 639227527048658280
30 ms 163.44.76.158
50 2026-08-19 16:01 639227517386634438
46 ms 163.44.76.158
49 2026-08-19 15:45 639227507459551637
50 ms 163.44.76.158
48 2026-08-19 15:28 639227497515595277
39 ms 163.44.76.158
47 2026-08-19 15:11 639227487441798036
23 ms 163.44.76.158
46 2026-08-19 14:54 639227477445551863
75 ms 163.44.76.158
45 2026-08-19 14:37 639227467297067891
23 ms 163.44.76.158
44 2026-08-19 14:20 639227457057795635
66 ms 163.44.76.158
43 2026-08-19 13:27 639227425244777397
29 ms 163.44.76.158
42 2026-08-19 13:11 639227415422116485
2015 ms 163.44.76.158
41 2026-08-19 12:54 639227405307256053
468 ms 163.44.76.158
40 2026-08-19 12:38 639227395396602630
485 ms 163.44.76.158
39 2026-08-19 12:21 639227385510363611
51 ms 163.44.76.158
38 2026-08-19 12:04 639227375508324850
469 ms 163.44.76.158
37 2026-08-19 11:48 639227365326611906
46 ms 163.44.76.158
36 2026-08-19 11:31 639227355360014208
470 ms 163.44.76.158
35 2026-08-19 11:14 639227345036782165
12 ms 163.44.76.158
34 2026-08-19 10:57 639227334992964533
179 ms 163.44.76.158
33 2026-08-19 10:40 639227324986605572
27 ms 163.44.76.158
32 2026-08-19 10:23 639227314928414539
41 ms 163.44.76.158
31 2026-08-19 09:30 639227283029182134
1010 ms 163.44.76.158
30 2026-08-19 09:14 639227273294779350
13 ms 163.44.76.158
29 2026-08-19 08:58 639227263525231313
-
28 2026-08-19 08:41 639227253578313363
28 ms 163.44.76.158
27 2026-08-19 08:25 639227243649973322
24 ms 163.44.76.158
26 2026-08-19 08:08 639227233581059317
35 ms 163.44.76.158
25 2026-08-19 07:51 639227223667352067
17 ms 163.44.76.158
24 2026-08-19 07:35 639227213714837066
2026 ms 163.44.76.158
23 2026-08-19 07:18 639227203701208496
2032 ms 163.44.76.158
22 2026-08-19 07:01 639227193643202179
98 ms 163.44.76.158
21 2026-08-19 06:45 639227183584431597
29 ms 163.44.76.158
20 2026-08-19 06:28 639227173347403088
18 ms 163.44.76.158
19 2026-08-19 05:35 639227141523007601
21 ms 163.44.76.158
18 2026-08-19 05:18 639227131785931574
46 ms 163.44.76.158
17 2026-08-19 05:02 639227122176475389
-
16 2026-08-19 04:46 639227112668934596
18 ms 163.44.76.158
15 2026-08-19 04:30 639227102773292788
9 ms 163.44.76.158
14 2026-08-19 04:14 639227093141136930
66 ms 163.44.76.158
13 2026-08-19 03:58 639227083449420147
15 ms 163.44.76.158
12 2026-08-19 03:42 639227073771748493
-
11 2026-08-19 03:25 639227063977347614
12 ms 163.44.76.158
10 2026-08-19 03:09 639227054253519024
30 ms 163.44.76.158
9 2026-08-19 02:52 639227044381963886
293 ms 163.44.76.158
8 2026-08-19 02:36 639227034441085514
19 ms 163.44.76.158
7 2026-08-19 01:44 639227003126489968
43 ms 163.44.76.158
6 2026-08-19 01:28 639226993456311614
2075 ms 163.44.76.158
5 2026-08-19 01:12 639226983847312345
2113 ms 163.44.76.158
4 2026-08-19 00:56 639226974357874853
2012 ms 163.44.76.158
3 2026-08-19 00:40 639226964670484721
31 ms 163.44.76.158
2 2026-08-19 00:24 639226954857899696
2016 ms 163.44.76.158
1 2026-08-19 00:07 639226945091603488
61 ms 163.44.76.158