DNS response history for ser.i-lan.com.tw

ser.i-lan.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 2026-08-26. For this date, NameServerHistory found 70 DNS check records, 62 successful responses, 8 failed responses, and 1056 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 ser.i-lan.com.tw.
Records on Selected Date

70

Historical checks stored for this nameserver on selected date

Average Latency

1056 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:06

All timestamps shown in UTC

Latest Resolved IP on Selected Date

220.130.43.121

Most recently resolved hosting IP on selected date

Successful Responses

62

Checks that returned a measurable response

Failed Responses

8

Checks with no response or no returned latency

Failure Rate

11%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ser.i-lan.com.tw

Showing DNS history for 2026-08-26 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
70 2026-08-26 23:06 639233814527872887
960 ms 220.130.43.121
69 2026-08-26 22:49 639233804315489381
-
68 2026-08-26 22:32 639233793971346256
-
67 2026-08-26 22:14 639233783644630463
2048 ms 220.130.43.121
66 2026-08-26 21:57 639233773302621314
577 ms 220.130.43.121
65 2026-08-26 21:40 639233762896723748
285 ms 220.130.43.121
64 2026-08-26 21:23 639233752543876329
2771 ms 220.130.43.121
63 2026-08-26 21:05 639233742155931788
1746 ms 220.130.43.121
62 2026-08-26 20:48 639233731712555311
576 ms 220.130.43.121
61 2026-08-26 20:31 639233721164051126
873 ms 220.130.43.121
60 2026-08-26 20:13 639233710560486320
283 ms 220.130.43.121
59 2026-08-26 19:55 639233699834667450
1153 ms 220.130.43.121
58 2026-08-26 19:01 639233667209186136
1130 ms 220.130.43.121
57 2026-08-26 18:43 639233656814316266
697 ms 220.130.43.121
56 2026-08-26 18:26 639233646245051806
4248 ms 220.130.43.121
55 2026-08-26 18:08 639233635663779051
581 ms 220.130.43.121
54 2026-08-26 17:51 639233624977342122
572 ms 220.130.43.121
53 2026-08-26 17:33 639233614446136153
904 ms 220.130.43.121
52 2026-08-26 17:15 639233603737877581
610 ms 220.130.43.121
51 2026-08-26 16:57 639233593269224651
-
50 2026-08-26 16:40 639233582635086903
-
49 2026-08-26 16:22 639233572000374575
1464 ms 220.130.43.121
48 2026-08-26 16:04 639233561188633861
4452 ms 220.130.43.121
47 2026-08-26 15:46 639233550544357027
610 ms 220.130.43.121
46 2026-08-26 14:52 639233517966053117
755 ms 220.130.43.121
45 2026-08-26 14:34 639233507603253585
2503 ms 220.130.43.121
44 2026-08-26 14:17 639233497229039167
5 ms 220.130.43.121
43 2026-08-26 14:00 639233486864546406
6 ms 220.130.43.121
42 2026-08-26 13:43 639233476455174682
3779 ms 220.130.43.121
41 2026-08-26 13:25 639233466171592605
576 ms 220.130.43.121
40 2026-08-26 13:08 639233455747096265
558 ms 220.130.43.121
39 2026-08-26 12:51 639233445367152284
-
38 2026-08-26 12:33 639233434974187439
2351 ms 220.130.43.121
37 2026-08-26 12:16 639233424567558554
1072 ms 220.130.43.121
36 2026-08-26 11:59 639233414056832719
584 ms 220.130.43.121
35 2026-08-26 11:41 639233403515141099
285 ms 220.130.43.121
34 2026-08-26 10:46 639233370841350248
291 ms 220.130.43.121
33 2026-08-26 10:29 639233360361507238
831 ms 220.130.43.121
32 2026-08-26 10:12 639233350067824371
288 ms 220.130.43.121
31 2026-08-26 09:55 639233339545274518
735 ms 220.130.43.121
30 2026-08-26 09:37 639233329214918079
806 ms 220.130.43.121
29 2026-08-26 09:20 639233318749762337
3150 ms 220.130.43.121
28 2026-08-26 09:02 639233308387917838
289 ms 220.130.43.121
27 2026-08-26 08:45 639233297961740122
282 ms 220.130.43.121
26 2026-08-26 08:28 639233287487159094
290 ms 220.130.43.121
25 2026-08-26 08:10 639233276995531707
573 ms 220.130.43.121
24 2026-08-26 07:53 639233266521568229
863 ms 220.130.43.121
23 2026-08-26 07:35 639233256081047431
295 ms 220.130.43.121
22 2026-08-26 06:41 639233223620132921
587 ms 220.130.43.121
21 2026-08-26 06:24 639233213287814244
565 ms 220.130.43.121
20 2026-08-26 06:07 639233202925983161
-
19 2026-08-26 05:49 639233192644780696
-
18 2026-08-26 05:32 639233182401183833
579 ms 220.130.43.121
17 2026-08-26 05:15 639233172074181051
286 ms 220.130.43.121
16 2026-08-26 04:58 639233161808421455
740 ms 220.130.43.121
15 2026-08-26 04:41 639233151357344052
298 ms 220.130.43.121
14 2026-08-26 04:23 639233141034116946
588 ms 220.130.43.121
13 2026-08-26 04:06 639233130828334142
586 ms 220.130.43.121
12 2026-08-26 03:49 639233120373450007
299 ms 220.130.43.121
11 2026-08-26 03:32 639233110066216193
1921 ms 220.130.43.121
10 2026-08-26 02:38 639233078065410564
-
9 2026-08-26 02:21 639233067787457832
297 ms 220.130.43.121
8 2026-08-26 02:04 639233057501801162
1356 ms 220.130.43.121
7 2026-08-26 01:47 639233047089431703
1708 ms 220.130.43.121
6 2026-08-26 01:30 639233036754790688
579 ms 220.130.43.121
5 2026-08-26 01:12 639233026412602472
587 ms 220.130.43.121
4 2026-08-26 00:55 639233016064066127
297 ms 220.130.43.121
3 2026-08-26 00:38 639233005922655772
2386 ms 220.130.43.121
2 2026-08-26 00:21 639232995672256907
775 ms 220.130.43.121
1 2026-08-26 00:04 639232985300872416
3355 ms 220.130.43.121