DNS response history for mx.notletters.com

mx.notletters.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 315 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 mx.notletters.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

315 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

159.195.37.180

Most recently resolved hosting IP on selected date

Successful Responses

72

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 mx.notletters.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:48 639229527598660841
10 ms 159.195.37.180
72 2026-08-21 23:32 639229517954323214
42 ms 159.195.37.180
71 2026-08-21 23:16 639229508269999021
31 ms 159.195.37.180
70 2026-08-21 23:00 639229498559060171
30 ms 159.195.37.180
69 2026-08-21 22:43 639229488519347586
77 ms 159.195.37.180
68 2026-08-21 21:50 639229456606578934
36 ms 159.195.37.180
67 2026-08-21 21:34 639229446985772499
2038 ms 159.195.37.180
66 2026-08-21 21:18 639229437367313098
2023 ms 159.195.37.180
65 2026-08-21 21:02 639229427923950391
49 ms 159.195.37.180
64 2026-08-21 20:46 639229418168588854
34 ms 159.195.37.180
63 2026-08-21 20:29 639229408345678334
59 ms 159.195.37.180
62 2026-08-21 20:13 639229398616354648
17 ms 159.195.37.180
61 2026-08-21 19:57 639229388634592323
9 ms 159.195.37.180
60 2026-08-21 19:40 639229378792837692
32 ms 159.195.37.180
59 2026-08-21 19:24 639229369154682311
6 ms 159.195.37.180
58 2026-08-21 19:08 639229359248017926
2023 ms 159.195.37.180
57 2026-08-21 18:51 639229349124294642
31 ms 159.195.37.180
56 2026-08-21 17:59 639229317791715692
2061 ms 159.195.37.180
55 2026-08-21 17:42 639229308115194575
42 ms 159.195.37.180
54 2026-08-21 17:26 639229298320320558
103 ms 159.195.37.180
53 2026-08-21 17:10 639229288674863221
44 ms 159.195.37.180
52 2026-08-21 16:54 639229278983677079
8 ms 159.195.37.180
51 2026-08-21 16:38 639229269405517175
2023 ms 159.195.37.180
50 2026-08-21 16:22 639229259594798244
37 ms 159.195.37.180
49 2026-08-21 16:05 639229249736681188
37 ms 159.195.37.180
48 2026-08-21 15:48 639229239699417787
45 ms 159.195.37.180
47 2026-08-21 15:32 639229229621964033
24 ms 159.195.37.180
46 2026-08-21 15:15 639229219567270965
59 ms 159.195.37.180
45 2026-08-21 14:58 639229209406666856
42 ms 159.195.37.180
44 2026-08-21 14:05 639229177815876178
17 ms 159.195.37.180
43 2026-08-21 13:49 639229168243572685
13 ms 159.195.37.180
42 2026-08-21 13:33 639229158599856475
2015 ms 159.195.37.180
41 2026-08-21 13:17 639229148998940902
29 ms 159.195.37.180
40 2026-08-21 13:01 639229139276923594
2072 ms 159.195.37.180
39 2026-08-21 12:45 639229129709912394
41 ms 159.195.37.180
38 2026-08-21 12:29 639229119801488500
51 ms 159.195.37.180
37 2026-08-21 12:12 639229110135262458
6 ms 159.195.37.180
36 2026-08-21 11:56 639229100336051392
36 ms 159.195.37.180
35 2026-08-21 11:40 639229090641415626
10 ms 159.195.37.180
34 2026-08-21 11:23 639229080702683947
8 ms 159.195.37.180
33 2026-08-21 11:07 639229070601456699
96 ms 159.195.37.180
32 2026-08-21 10:14 639229038947447232
13 ms 159.195.37.180
31 2026-08-21 09:58 639229029268708773
17 ms 159.195.37.180
30 2026-08-21 09:42 639229019647910603
27 ms 159.195.37.180
29 2026-08-21 09:26 639229009983843738
93 ms 159.195.37.180
28 2026-08-21 09:09 639229000203331882
38 ms 159.195.37.180
27 2026-08-21 08:53 639228990302335999
2023 ms 159.195.37.180
26 2026-08-21 08:37 639228980567740722
44 ms 159.195.37.180
25 2026-08-21 08:20 639228970762445174
2038 ms 159.195.37.180
24 2026-08-21 08:04 639228961065054445
29 ms 159.195.37.180
23 2026-08-21 07:48 639228951224649885
18 ms 159.195.37.180
22 2026-08-21 07:31 639228941303864592
26 ms 159.195.37.180
21 2026-08-21 07:14 639228931191328583
55 ms 159.195.37.180
20 2026-08-21 06:22 639228899518173317
43 ms 159.195.37.180
19 2026-08-21 06:05 639228889785027669
9 ms 159.195.37.180
18 2026-08-21 05:49 639228880106330161
8 ms 159.195.37.180
17 2026-08-21 05:33 639228870316184091
33 ms 159.195.37.180
16 2026-08-21 05:17 639228860695366512
63 ms 159.195.37.180
15 2026-08-21 05:01 639228851027209500
36 ms 159.195.37.180
14 2026-08-21 04:45 639228841479265462
11 ms 159.195.37.180
13 2026-08-21 04:29 639228831752962260
18 ms 159.195.37.180
12 2026-08-21 04:12 639228821953295483
2075 ms 159.195.37.180
11 2026-08-21 03:56 639228812227429953
-
10 2026-08-21 03:40 639228802476107538
147 ms 159.195.37.180
9 2026-08-21 03:23 639228792525492032
55 ms 159.195.37.180
8 2026-08-21 02:31 639228761131421385
25 ms 159.195.37.180
7 2026-08-21 02:15 639228751571206692
9 ms 159.195.37.180
6 2026-08-21 01:58 639228741705571019
134 ms 159.195.37.180
5 2026-08-21 01:42 639228731642208228
25 ms 159.195.37.180
4 2026-08-21 00:50 639228700387002072
33 ms 159.195.37.180
3 2026-08-21 00:33 639228690742014433
18 ms 159.195.37.180
2 2026-08-21 00:17 639228680877937122
44 ms 159.195.37.180
1 2026-08-21 00:00 639228670775860800
19 ms 159.195.37.180