DNS response history for ns1.mailsus.com

ns1.mailsus.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 410 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.mailsus.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

410 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

38.242.209.164

Most recently resolved hosting IP on selected date

Successful Responses

71

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.mailsus.com

Showing DNS history for 2026-08-17 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
72 2026-08-17 23:48 639226072268080268
65 ms 38.242.209.164
71 2026-08-17 23:32 639226062577647657
42 ms 38.242.209.164
70 2026-08-17 22:40 639226031060857136
2036 ms 38.242.209.164
69 2026-08-17 22:24 639226021535117364
44 ms 38.242.209.164
68 2026-08-17 22:08 639226011884237078
43 ms 38.242.209.164
67 2026-08-17 21:52 639226002309299142
18 ms 38.242.209.164
66 2026-08-17 21:36 639225992791784448
2036 ms 38.242.209.164
65 2026-08-17 21:20 639225983045271390
94 ms 38.242.209.164
64 2026-08-17 21:03 639225973246293513
50 ms 38.242.209.164
63 2026-08-17 20:47 639225963620186236
72 ms 38.242.209.164
62 2026-08-17 20:31 639225953899183916
105 ms 38.242.209.164
61 2026-08-17 20:15 639225944391528206
96 ms 38.242.209.164
60 2026-08-17 19:59 639225934593254169
74 ms 38.242.209.164
59 2026-08-17 19:42 639225924669984512
36 ms 38.242.209.164
58 2026-08-17 18:49 639225893048561320
73 ms 38.242.209.164
57 2026-08-17 18:33 639225883481298424
59 ms 38.242.209.164
56 2026-08-17 18:17 639225873845394034
271 ms 38.242.209.164
55 2026-08-17 18:01 639225864216078662
56 ms 38.242.209.164
54 2026-08-17 17:45 639225854541857773
101 ms 38.242.209.164
53 2026-08-17 17:29 639225844733604072
127 ms 38.242.209.164
52 2026-08-17 17:13 639225835085229232
2096 ms 38.242.209.164
51 2026-08-17 16:57 639225825349373981
2040 ms 38.242.209.164
50 2026-08-17 16:41 639225815690604161
104 ms 38.242.209.164
49 2026-08-17 16:24 639225805952472306
44 ms 38.242.209.164
48 2026-08-17 16:08 639225796264729638
2019 ms 38.242.209.164
47 2026-08-17 15:52 639225786326499329
11 ms 38.242.209.164
46 2026-08-17 14:59 639225754798130711
2023 ms 38.242.209.164
45 2026-08-17 14:43 639225745123193922
31 ms 38.242.209.164
44 2026-08-17 14:27 639225735540597271
45 ms 38.242.209.164
43 2026-08-17 14:11 639225725894857396
38 ms 38.242.209.164
42 2026-08-17 13:55 639225716249606913
2172 ms 38.242.209.164
41 2026-08-17 13:39 639225706638238179
35 ms 38.242.209.164
40 2026-08-17 13:23 639225696949691423
2129 ms 38.242.209.164
39 2026-08-17 13:07 639225687286186336
135 ms 38.242.209.164
38 2026-08-17 12:51 639225677679573133
63 ms 38.242.209.164
37 2026-08-17 12:34 639225667957861024
43 ms 38.242.209.164
36 2026-08-17 12:18 639225658298791618
77 ms 38.242.209.164
35 2026-08-17 12:02 639225648583652785
57 ms 38.242.209.164
34 2026-08-17 11:09 639225617000524308
2065 ms 38.242.209.164
33 2026-08-17 10:54 639225607668541600
40 ms 38.242.209.164
32 2026-08-17 10:38 639225598117279238
42 ms 38.242.209.164
31 2026-08-17 10:22 639225588751002710
47 ms 38.242.209.164
30 2026-08-17 10:07 639225579295831051
-
29 2026-08-17 09:51 639225569761469940
30 ms 38.242.209.164
28 2026-08-17 09:35 639225560161422333
43 ms 38.242.209.164
27 2026-08-17 09:19 639225550739955565
69 ms 38.242.209.164
26 2026-08-17 09:03 639225541125222426
2049 ms 38.242.209.164
25 2026-08-17 08:47 639225531526675983
62 ms 38.242.209.164
24 2026-08-17 08:31 639225521915528222
2013 ms 38.242.209.164
23 2026-08-17 08:15 639225512148151789
221 ms 38.242.209.164
22 2026-08-17 07:22 639225480786142412
60 ms 38.242.209.164
21 2026-08-17 07:07 639225471394348551
6 ms 38.242.209.164
20 2026-08-17 06:51 639225462031685068
2141 ms 38.242.209.164
19 2026-08-17 06:35 639225452639458328
43 ms 38.242.209.164
18 2026-08-17 06:20 639225443300966543
59 ms 38.242.209.164
17 2026-08-17 06:04 639225433880499379
50 ms 38.242.209.164
16 2026-08-17 05:48 639225424395198277
44 ms 38.242.209.164
15 2026-08-17 05:32 639225414744137487
39 ms 38.242.209.164
14 2026-08-17 05:16 639225405186783164
71 ms 38.242.209.164
13 2026-08-17 05:00 639225395563669822
60 ms 38.242.209.164
12 2026-08-17 04:44 639225386076645158
47 ms 38.242.209.164
11 2026-08-17 04:29 639225376620669704
46 ms 38.242.209.164
10 2026-08-17 03:37 639225345580892706
391 ms 38.242.209.164
9 2026-08-17 03:21 639225336207383710
52 ms 38.242.209.164
8 2026-08-17 03:06 639225326726565001
54 ms 38.242.209.164
7 2026-08-17 02:50 639225317249271010
61 ms 38.242.209.164
6 2026-08-17 01:58 639225286280886044
59 ms 38.242.209.164
5 2026-08-17 01:42 639225276872567548
159 ms 38.242.209.164
4 2026-08-17 01:27 639225267353865348
77 ms 38.242.209.164
3 2026-08-17 01:11 639225258033914248
137 ms 38.242.209.164
2 2026-08-17 00:19 639225226652221583
56 ms 38.242.209.164
1 2026-08-17 00:03 639225217156387684
68 ms 38.242.209.164