DNS response history for ns1.czero.it

ns1.czero.it 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 253 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 ns1.czero.it.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

253 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

154.56.221.65

Most recently resolved hosting IP on selected date

Successful Responses

74

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 ns1.czero.it

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:49 639231254406598736
75 ms 154.56.221.65
74 2026-08-23 23:33 639231244697865594
9 ms 154.56.221.65
73 2026-08-23 23:17 639231234893504693
44 ms 154.56.221.65
72 2026-08-23 23:00 639231225024549139
14 ms 154.56.221.65
71 2026-08-23 22:44 639231214931957622
26 ms 154.56.221.65
70 2026-08-23 22:27 639231204962010549
2065 ms 154.56.221.65
69 2026-08-23 22:10 639231195170138463
37 ms 154.56.221.65
68 2026-08-23 21:54 639231185235020577
33 ms 154.56.221.65
67 2026-08-23 21:38 639231175558690075
64 ms 154.56.221.65
66 2026-08-23 21:21 639231165610444012
45 ms 154.56.221.65
65 2026-08-23 20:28 639231133806425363
3 ms 154.56.221.65
64 2026-08-23 20:12 639231124203758023
14 ms 154.56.221.65
63 2026-08-23 19:56 639231114428262706
205 ms 154.56.221.65
62 2026-08-23 19:40 639231104662480065
41 ms 154.56.221.65
61 2026-08-23 19:23 639231094840372018
43 ms 154.56.221.65
60 2026-08-23 19:07 639231085024583224
27 ms 154.56.221.65
59 2026-08-23 18:51 639231075257417427
102 ms 154.56.221.65
58 2026-08-23 18:34 639231065516009503
69 ms 154.56.221.65
57 2026-08-23 18:18 639231055805348837
27 ms 154.56.221.65
56 2026-08-23 18:02 639231045980373765
22 ms 154.56.221.65
55 2026-08-23 17:45 639231035984577527
75 ms 154.56.221.65
54 2026-08-23 17:28 639231025928115303
11 ms 154.56.221.65
53 2026-08-23 16:36 639230994250157583
70 ms 154.56.221.65
52 2026-08-23 16:20 639230984476411369
22 ms 154.56.221.65
51 2026-08-23 16:03 639230974838373450
54 ms 154.56.221.65
50 2026-08-23 15:47 639230965244277645
181 ms 154.56.221.65
49 2026-08-23 15:31 639230955522101820
54 ms 154.56.221.65
48 2026-08-23 15:15 639230945754521603
31 ms 154.56.221.65
47 2026-08-23 14:58 639230935852040504
31 ms 154.56.221.65
46 2026-08-23 14:42 639230926222061048
2051 ms 154.56.221.65
45 2026-08-23 14:26 639230916449726907
2131 ms 154.56.221.65
44 2026-08-23 14:10 639230906595053086
66 ms 154.56.221.65
43 2026-08-23 13:53 639230896680429441
21 ms 154.56.221.65
42 2026-08-23 13:36 639230886630210965
91 ms 154.56.221.65
41 2026-08-23 12:44 639230855430405719
44 ms 154.56.221.65
40 2026-08-23 12:28 639230845707499136
56 ms 154.56.221.65
39 2026-08-23 12:12 639230836186805419
60 ms 154.56.221.65
38 2026-08-23 11:56 639230826493828316
15 ms 154.56.221.65
37 2026-08-23 11:40 639230816817882996
36 ms 154.56.221.65
36 2026-08-23 11:23 639230806933854189
2025 ms 154.56.221.65
35 2026-08-23 11:07 639230797120243854
46 ms 154.56.221.65
34 2026-08-23 10:51 639230787310272840
41 ms 154.56.221.65
33 2026-08-23 10:35 639230777600173142
33 ms 154.56.221.65
32 2026-08-23 10:18 639230767665024593
45 ms 154.56.221.65
31 2026-08-23 10:01 639230757720962293
35 ms 154.56.221.65
30 2026-08-23 09:45 639230747722189784
35 ms 154.56.221.65
29 2026-08-23 08:53 639230716313923480
11 ms 154.56.221.65
28 2026-08-23 08:36 639230706813835990
68 ms 154.56.221.65
27 2026-08-23 08:20 639230696871062203
29 ms 154.56.221.65
26 2026-08-23 08:04 639230687142781616
11 ms 154.56.221.65
25 2026-08-23 07:48 639230677432142227
-
24 2026-08-23 07:31 639230667686258061
45 ms 154.56.221.65
23 2026-08-23 07:15 639230658039243685
37 ms 154.56.221.65
22 2026-08-23 06:59 639230648468473803
38 ms 154.56.221.65
21 2026-08-23 06:43 639230638829658294
30 ms 154.56.221.65
20 2026-08-23 06:27 639230629247017617
2012 ms 154.56.221.65
19 2026-08-23 06:11 639230619625318239
60 ms 154.56.221.65
18 2026-08-23 05:55 639230609697630264
44 ms 154.56.221.65
17 2026-08-23 05:03 639230578570131864
16 ms 154.56.221.65
16 2026-08-23 04:47 639230568958963168
83 ms 154.56.221.65
15 2026-08-23 04:31 639230559287611211
2021 ms 154.56.221.65
14 2026-08-23 04:15 639230549524312030
21 ms 154.56.221.65
13 2026-08-23 03:58 639230539739801669
50 ms 154.56.221.65
12 2026-08-23 03:42 639230530084069375
25 ms 154.56.221.65
11 2026-08-23 03:26 639230520362691441
25 ms 154.56.221.65
10 2026-08-23 03:10 639230510677194518
3544 ms 154.56.221.65
9 2026-08-23 02:54 639230501156002646
34 ms 154.56.221.65
8 2026-08-23 02:38 639230491502198541
29 ms 154.56.221.65
7 2026-08-23 02:22 639230481860318494
31 ms 154.56.221.65
6 2026-08-23 02:05 639230471893008575
73 ms 154.56.221.65
5 2026-08-23 01:12 639230440030877421
13 ms 154.56.221.65
4 2026-08-23 00:56 639230430479725508
7 ms 154.56.221.65
3 2026-08-23 00:40 639230420875160219
11 ms 154.56.221.65
2 2026-08-23 00:24 639230411240692575
28 ms 154.56.221.65
1 2026-08-23 00:08 639230401550806607
36 ms 154.56.221.65