DNS response history for ns1.mail28.opencom.com

ns1.mail28.opencom.com 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 71 DNS check records, 71 successful responses, 0 failed responses, and 404 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.mail28.opencom.com.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

404 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.78.91.2

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns1.mail28.opencom.com

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
71 2026-08-26 23:59 639233846871926285
411 ms 121.78.91.2
70 2026-08-26 23:05 639233814527872887
410 ms 121.78.91.2
69 2026-08-26 22:47 639233804315489381
411 ms 121.78.91.2
68 2026-08-26 22:30 639233793971346256
410 ms 121.78.91.2
67 2026-08-26 22:13 639233783644630463
208 ms 121.78.91.2
66 2026-08-26 21:56 639233773302621314
411 ms 121.78.91.2
65 2026-08-26 21:39 639233762896723748
355 ms 121.78.91.2
64 2026-08-26 21:21 639233752543876329
207 ms 121.78.91.2
63 2026-08-26 21:04 639233742155931788
410 ms 121.78.91.2
62 2026-08-26 20:47 639233731712555311
409 ms 121.78.91.2
61 2026-08-26 20:29 639233721164051126
334 ms 121.78.91.2
60 2026-08-26 20:12 639233710560486320
422 ms 121.78.91.2
59 2026-08-26 19:54 639233699834667450
410 ms 121.78.91.2
58 2026-08-26 18:59 639233667209186136
615 ms 121.78.91.2
57 2026-08-26 18:42 639233656814316266
613 ms 121.78.91.2
56 2026-08-26 18:24 639233646245051806
206 ms 121.78.91.2
55 2026-08-26 18:07 639233635663779051
208 ms 121.78.91.2
54 2026-08-26 17:49 639233624977342122
413 ms 121.78.91.2
53 2026-08-26 17:31 639233614446136153
410 ms 121.78.91.2
52 2026-08-26 17:13 639233603737877581
622 ms 121.78.91.2
51 2026-08-26 16:56 639233593269224651
411 ms 121.78.91.2
50 2026-08-26 16:38 639233582635086903
575 ms 121.78.91.2
49 2026-08-26 16:21 639233572000374575
413 ms 121.78.91.2
48 2026-08-26 16:03 639233561188633861
619 ms 121.78.91.2
47 2026-08-26 15:45 639233550544357027
615 ms 121.78.91.2
46 2026-08-26 14:50 639233517966053117
414 ms 121.78.91.2
45 2026-08-26 14:33 639233507603253585
415 ms 121.78.91.2
44 2026-08-26 14:16 639233497229039167
207 ms 121.78.91.2
43 2026-08-26 13:58 639233486864546406
614 ms 121.78.91.2
42 2026-08-26 13:41 639233476455174682
209 ms 121.78.91.2
41 2026-08-26 13:24 639233466171592605
622 ms 121.78.91.2
40 2026-08-26 13:07 639233455747096265
415 ms 121.78.91.2
39 2026-08-26 12:49 639233445367152284
207 ms 121.78.91.2
38 2026-08-26 12:32 639233434974187439
616 ms 121.78.91.2
37 2026-08-26 12:15 639233424567558554
794 ms 121.78.91.2
36 2026-08-26 11:57 639233414056832719
206 ms 121.78.91.2
35 2026-08-26 11:40 639233403515141099
414 ms 121.78.91.2
34 2026-08-26 10:45 639233370841350248
540 ms 121.78.91.2
33 2026-08-26 10:28 639233360361507238
410 ms 121.78.91.2
32 2026-08-26 10:10 639233350067824371
413 ms 121.78.91.2
31 2026-08-26 09:53 639233339545274518
411 ms 121.78.91.2
30 2026-08-26 09:36 639233329214918079
536 ms 121.78.91.2
29 2026-08-26 09:18 639233318749762337
413 ms 121.78.91.2
28 2026-08-26 09:01 639233308387917838
621 ms 121.78.91.2
27 2026-08-26 08:44 639233297961740122
412 ms 121.78.91.2
26 2026-08-26 08:26 639233287487159094
207 ms 121.78.91.2
25 2026-08-26 08:09 639233276995531707
412 ms 121.78.91.2
24 2026-08-26 07:51 639233266521568229
227 ms 121.78.91.2
23 2026-08-26 07:34 639233256081047431
410 ms 121.78.91.2
22 2026-08-26 06:40 639233223620132921
209 ms 121.78.91.2
21 2026-08-26 06:22 639233213287814244
207 ms 121.78.91.2
20 2026-08-26 06:05 639233202925983161
410 ms 121.78.91.2
19 2026-08-26 05:48 639233192644780696
410 ms 121.78.91.2
18 2026-08-26 05:31 639233182401183833
617 ms 121.78.91.2
17 2026-08-26 05:14 639233172074181051
208 ms 121.78.91.2
16 2026-08-26 04:56 639233161808421455
410 ms 121.78.91.2
15 2026-08-26 04:39 639233151357344052
427 ms 121.78.91.2
14 2026-08-26 04:22 639233141034116946
413 ms 121.78.91.2
13 2026-08-26 04:05 639233130828334142
206 ms 121.78.91.2
12 2026-08-26 03:48 639233120373450007
414 ms 121.78.91.2
11 2026-08-26 03:30 639233110066216193
411 ms 121.78.91.2
10 2026-08-26 02:37 639233078065410564
613 ms 121.78.91.2
9 2026-08-26 02:20 639233067787457832
452 ms 121.78.91.2
8 2026-08-26 02:03 639233057501801162
416 ms 121.78.91.2
7 2026-08-26 01:46 639233047089431703
207 ms 121.78.91.2
6 2026-08-26 01:28 639233036754790688
409 ms 121.78.91.2
5 2026-08-26 01:11 639233026412602472
409 ms 121.78.91.2
4 2026-08-26 00:54 639233016064066127
206 ms 121.78.91.2
3 2026-08-26 00:37 639233005922655772
331 ms 121.78.91.2
2 2026-08-26 00:20 639232995672256907
411 ms 121.78.91.2
1 2026-08-26 00:02 639232985300872416
207 ms 121.78.91.2