DNS response history for calculus.com.tw

calculus.com.tw 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 76 DNS check records, 75 successful responses, 1 failed responses, and 407 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 calculus.com.tw.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

407 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

220.130.1.244

Most recently resolved hosting IP on selected date

Successful Responses

75

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 calculus.com.tw

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
76 2026-08-23 23:58 639231254406598736
296 ms 220.130.1.244
75 2026-08-23 23:42 639231244697865594
318 ms 220.130.1.244
74 2026-08-23 23:26 639231234893504693
2 ms 220.130.1.244
73 2026-08-23 23:09 639231225024549139
2 ms 220.130.1.244
72 2026-08-23 22:53 639231214931957622
2 ms 220.130.1.244
71 2026-08-23 22:36 639231204962010549
2010 ms 220.130.1.244
70 2026-08-23 22:19 639231195170138463
338 ms 220.130.1.244
69 2026-08-23 22:03 639231185235020577
392 ms 220.130.1.244
68 2026-08-23 21:47 639231175558690075
3 ms 220.130.1.244
67 2026-08-23 21:30 639231165610444012
2 ms 220.130.1.244
66 2026-08-23 20:38 639231133806425363
3 ms 220.130.1.244
65 2026-08-23 20:21 639231124203758023
3 ms 220.130.1.244
64 2026-08-23 20:05 639231114428262706
3 ms 220.130.1.244
63 2026-08-23 19:49 639231104662480065
4 ms 220.130.1.244
62 2026-08-23 19:32 639231094840372018
530 ms 220.130.1.244
61 2026-08-23 19:16 639231085024583224
185 ms 220.130.1.244
60 2026-08-23 19:00 639231075257417427
332 ms 220.130.1.244
59 2026-08-23 18:43 639231065516009503
3 ms 220.130.1.244
58 2026-08-23 18:27 639231055805348837
4 ms 220.130.1.244
57 2026-08-23 18:11 639231045980373765
3 ms 220.130.1.244
56 2026-08-23 17:54 639231035984577527
4 ms 220.130.1.244
55 2026-08-23 17:38 639231025928115303
4 ms 220.130.1.244
54 2026-08-23 16:45 639230994250157583
3 ms 220.130.1.244
53 2026-08-23 16:28 639230984476411369
5 ms 220.130.1.244
52 2026-08-23 16:12 639230974838373450
68 ms 220.130.1.244
51 2026-08-23 15:56 639230965244277645
3 ms 220.130.1.244
50 2026-08-23 15:40 639230955522101820
7 ms 220.130.1.244
49 2026-08-23 15:24 639230945754521603
2107 ms 220.130.1.244
48 2026-08-23 15:08 639230935852040504
66 ms 220.130.1.244
47 2026-08-23 14:51 639230926222061048
3 ms 220.130.1.244
46 2026-08-23 14:35 639230916449726907
571 ms 220.130.1.244
45 2026-08-23 14:19 639230906595053086
3 ms 220.130.1.244
44 2026-08-23 14:02 639230896680429441
2 ms 220.130.1.244
43 2026-08-23 13:46 639230886630210965
2 ms 220.130.1.244
42 2026-08-23 12:53 639230855430405719
3 ms 220.130.1.244
41 2026-08-23 12:37 639230845707499136
2014 ms 220.130.1.244
40 2026-08-23 12:21 639230836186805419
2008 ms 220.130.1.244
39 2026-08-23 12:05 639230826493828316
3 ms 220.130.1.244
38 2026-08-23 11:49 639230816817882996
-
37 2026-08-23 11:33 639230806933854189
2307 ms 220.130.1.244
36 2026-08-23 11:16 639230797120243854
66 ms 220.130.1.244
35 2026-08-23 11:00 639230787310272840
2044 ms 220.130.1.244
34 2026-08-23 10:43 639230777600173142
3 ms 220.130.1.244
33 2026-08-23 10:27 639230767665024593
4 ms 220.130.1.244
32 2026-08-23 10:11 639230757720962293
4 ms 220.130.1.244
31 2026-08-23 09:54 639230747722189784
4 ms 220.130.1.244
30 2026-08-23 09:01 639230716313923480
2 ms 220.130.1.244
29 2026-08-23 08:45 639230706813835990
1811 ms 220.130.1.244
28 2026-08-23 08:29 639230696871062203
4014 ms 220.130.1.244
27 2026-08-23 08:13 639230687142781616
386 ms 220.130.1.244
26 2026-08-23 07:57 639230677432142227
2031 ms 220.130.1.244
25 2026-08-23 07:40 639230667686258061
3 ms 220.130.1.244
24 2026-08-23 07:24 639230658039243685
3 ms 220.130.1.244
23 2026-08-23 07:08 639230648468473803
2 ms 220.130.1.244
22 2026-08-23 06:52 639230638829658294
3 ms 220.130.1.244
21 2026-08-23 06:36 639230629247017617
3 ms 220.130.1.244
20 2026-08-23 06:20 639230619625318239
3 ms 220.130.1.244
19 2026-08-23 06:04 639230609697630264
2 ms 220.130.1.244
18 2026-08-23 05:12 639230578570131864
3 ms 220.130.1.244
17 2026-08-23 04:56 639230568958963168
215 ms 220.130.1.244
16 2026-08-23 04:40 639230559287611211
582 ms 220.130.1.244
15 2026-08-23 04:24 639230549524312030
82 ms 220.130.1.244
14 2026-08-23 04:07 639230539739801669
2007 ms 220.130.1.244
13 2026-08-23 03:51 639230530084069375
2 ms 220.130.1.244
12 2026-08-23 03:35 639230520362691441
3 ms 220.130.1.244
11 2026-08-23 03:19 639230510677194518
4 ms 220.130.1.244
10 2026-08-23 03:02 639230501156002646
3 ms 220.130.1.244
9 2026-08-23 02:47 639230491502198541
2 ms 220.130.1.244
8 2026-08-23 02:30 639230481860318494
3 ms 220.130.1.244
7 2026-08-23 02:14 639230471893008575
3 ms 220.130.1.244
6 2026-08-23 01:21 639230440030877421
3 ms 220.130.1.244
5 2026-08-23 01:05 639230430479725508
637 ms 220.130.1.244
4 2026-08-23 00:49 639230420875160219
2 ms 220.130.1.244
3 2026-08-23 00:33 639230411240692575
78 ms 220.130.1.244
2 2026-08-23 00:17 639230401550806607
884 ms 220.130.1.244
1 2026-08-23 00:01 639230391807229016
2031 ms 220.130.1.244