DNS response history for p1.mailsys.jp

p1.mailsys.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 2026-08-26. For this date, NameServerHistory found 49 DNS check records, 49 successful responses, 0 failed responses, and 531 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 p1.mailsys.jp.
Records on Selected Date

49

Historical checks stored for this nameserver on selected date

Average Latency

531 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 16:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

116.58.180.79

Most recently resolved hosting IP on selected date

Successful Responses

49

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for p1.mailsys.jp

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
49 2026-08-26 16:20 639233572000374575
529 ms 116.58.180.79
48 2026-08-26 16:02 639233561188633861
533 ms 116.58.180.79
47 2026-08-26 15:45 639233550544357027
538 ms 116.58.180.79
46 2026-08-26 14:50 639233517966053117
539 ms 116.58.180.79
45 2026-08-26 14:33 639233507603253585
528 ms 116.58.180.79
44 2026-08-26 14:16 639233497229039167
533 ms 116.58.180.79
43 2026-08-26 13:58 639233486864546406
545 ms 116.58.180.79
42 2026-08-26 13:41 639233476455174682
542 ms 116.58.180.79
41 2026-08-26 13:24 639233466171592605
538 ms 116.58.180.79
40 2026-08-26 13:06 639233455747096265
3 ms 116.58.180.79
39 2026-08-26 12:49 639233445367152284
528 ms 116.58.180.79
38 2026-08-26 12:32 639233434974187439
541 ms 116.58.180.79
37 2026-08-26 12:14 639233424567558554
546 ms 116.58.180.79
36 2026-08-26 11:57 639233414056832719
542 ms 116.58.180.79
35 2026-08-26 11:39 639233403515141099
545 ms 116.58.180.79
34 2026-08-26 10:45 639233370841350248
529 ms 116.58.180.79
33 2026-08-26 10:28 639233360361507238
525 ms 116.58.180.79
32 2026-08-26 10:10 639233350067824371
526 ms 116.58.180.79
31 2026-08-26 09:53 639233339545274518
530 ms 116.58.180.79
30 2026-08-26 09:35 639233329214918079
529 ms 116.58.180.79
29 2026-08-26 09:18 639233318749762337
542 ms 116.58.180.79
28 2026-08-26 09:01 639233308387917838
796 ms 116.58.180.79
27 2026-08-26 08:43 639233297961740122
537 ms 116.58.180.79
26 2026-08-26 08:26 639233287487159094
535 ms 116.58.180.79
25 2026-08-26 08:09 639233276995531707
534 ms 116.58.180.79
24 2026-08-26 07:51 639233266521568229
543 ms 116.58.180.79
23 2026-08-26 07:34 639233256081047431
537 ms 116.58.180.79
22 2026-08-26 06:40 639233223620132921
547 ms 116.58.180.79
21 2026-08-26 06:22 639233213287814244
545 ms 116.58.180.79
20 2026-08-26 06:05 639233202925983161
527 ms 116.58.180.79
19 2026-08-26 05:48 639233192644780696
581 ms 116.58.180.79
18 2026-08-26 05:31 639233182401183833
534 ms 116.58.180.79
17 2026-08-26 05:14 639233172074181051
535 ms 116.58.180.79
16 2026-08-26 04:56 639233161808421455
537 ms 116.58.180.79
15 2026-08-26 04:39 639233151357344052
529 ms 116.58.180.79
14 2026-08-26 04:22 639233141034116946
530 ms 116.58.180.79
13 2026-08-26 04:05 639233130828334142
532 ms 116.58.180.79
12 2026-08-26 03:48 639233120373450007
536 ms 116.58.180.79
11 2026-08-26 03:30 639233110066216193
529 ms 116.58.180.79
10 2026-08-26 02:37 639233078065410564
533 ms 116.58.180.79
9 2026-08-26 02:20 639233067787457832
530 ms 116.58.180.79
8 2026-08-26 02:03 639233057501801162
540 ms 116.58.180.79
7 2026-08-26 01:46 639233047089431703
528 ms 116.58.180.79
6 2026-08-26 01:28 639233036754790688
526 ms 116.58.180.79
5 2026-08-26 01:11 639233026412602472
538 ms 116.58.180.79
4 2026-08-26 00:54 639233016064066127
528 ms 116.58.180.79
3 2026-08-26 00:36 639233005922655772
535 ms 116.58.180.79
2 2026-08-26 00:19 639232995672256907
547 ms 116.58.180.79
1 2026-08-26 00:02 639232985300872416
535 ms 116.58.180.79