DNS response history for b.mailsafi.com

b.mailsafi.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 2026-08-10. For this date, NameServerHistory found 81 DNS check records, 80 successful responses, 1 failed responses, and 203 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 b.mailsafi.com.
Records on Selected Date

81

Historical checks stored for this nameserver on selected date

Average Latency

203 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

188.40.80.138

Most recently resolved hosting IP on selected date

Successful Responses

80

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 b.mailsafi.com

Showing DNS history for 2026-08-10 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
81 2026-08-10 23:44 639220018272941900
47 ms 188.40.80.138
80 2026-08-10 23:29 639220009109892969
42 ms 188.40.80.138
79 2026-08-10 23:14 639220000040489788
59 ms 188.40.80.138
78 2026-08-10 22:59 639219991197135747
44 ms 188.40.80.138
77 2026-08-10 22:44 639219982104540014
48 ms 188.40.80.138
76 2026-08-10 22:29 639219973150300215
21 ms 188.40.80.138
75 2026-08-10 22:14 639219964188486697
40 ms 188.40.80.138
74 2026-08-10 21:59 639219954995921784
175 ms 188.40.80.138
73 2026-08-10 21:43 639219945559908104
95 ms 188.40.80.138
72 2026-08-10 20:51 639219914137782273
49 ms 188.40.80.138
71 2026-08-10 20:36 639219904858355064
2137 ms 188.40.80.138
70 2026-08-10 20:20 639219895655263396
26 ms 188.40.80.138
69 2026-08-10 20:05 639219886527091074
27 ms 188.40.80.138
68 2026-08-10 19:50 639219877343266628
20 ms 188.40.80.138
67 2026-08-10 19:34 639219868177358195
51 ms 188.40.80.138
66 2026-08-10 19:19 639219859159581515
57 ms 188.40.80.138
65 2026-08-10 19:04 639219850124020182
121 ms 188.40.80.138
64 2026-08-10 18:49 639219840940124840
18 ms 188.40.80.138
63 2026-08-10 18:34 639219831829876486
23 ms 188.40.80.138
62 2026-08-10 18:18 639219822587759143
52 ms 188.40.80.138
61 2026-08-10 18:03 639219813247114428
39 ms 188.40.80.138
60 2026-08-10 17:10 639219781959606396
30 ms 188.40.80.138
59 2026-08-10 16:55 639219772658305431
21 ms 188.40.80.138
58 2026-08-10 16:40 639219763454523027
198 ms 188.40.80.138
57 2026-08-10 16:25 639219754279127815
69 ms 188.40.80.138
56 2026-08-10 16:09 639219745087467767
21 ms 188.40.80.138
55 2026-08-10 15:54 639219735900678107
48 ms 188.40.80.138
54 2026-08-10 15:38 639219726531461979
50 ms 188.40.80.138
53 2026-08-10 15:23 639219717415222156
28 ms 188.40.80.138
52 2026-08-10 15:08 639219708266470863
135 ms 188.40.80.138
51 2026-08-10 14:52 639219699049479559
2184 ms 188.40.80.138
50 2026-08-10 14:37 639219689775815194
31 ms 188.40.80.138
49 2026-08-10 14:21 639219680511810632
2049 ms 188.40.80.138
48 2026-08-10 13:27 639219648997191257
88 ms 188.40.80.138
47 2026-08-10 13:12 639219639938909436
48 ms 188.40.80.138
46 2026-08-10 12:57 639219630718286441
58 ms 188.40.80.138
45 2026-08-10 12:41 639219621472350410
39 ms 188.40.80.138
44 2026-08-10 12:26 639219612500421992
53 ms 188.40.80.138
43 2026-08-10 12:11 639219603383833445
50 ms 188.40.80.138
42 2026-08-10 11:55 639219594143823358
30 ms 188.40.80.138
41 2026-08-10 11:41 639219585053166024
-
40 2026-08-10 11:25 639219575885776644
2018 ms 188.40.80.138
39 2026-08-10 11:10 639219566844532361
30 ms 188.40.80.138
38 2026-08-10 10:55 639219557705808294
22 ms 188.40.80.138
37 2026-08-10 10:39 639219548482688649
284 ms 188.40.80.138
36 2026-08-10 09:48 639219517492763539
72 ms 188.40.80.138
35 2026-08-10 09:34 639219508755773605
24 ms 188.40.80.138
34 2026-08-10 09:19 639219499852103863
32 ms 188.40.80.138
33 2026-08-10 09:04 639219490893714387
2196 ms 188.40.80.138
32 2026-08-10 08:49 639219482299305521
46 ms 188.40.80.138
31 2026-08-10 08:35 639219473613114853
54 ms 188.40.80.138
30 2026-08-10 08:21 639219465061138643
71 ms 188.40.80.138
29 2026-08-10 08:07 639219456616129015
103 ms 188.40.80.138
28 2026-08-10 07:52 639219447974008557
61 ms 188.40.80.138
27 2026-08-10 07:38 639219439498255213
70 ms 188.40.80.138
26 2026-08-10 07:23 639219430664872256
114 ms 188.40.80.138
25 2026-08-10 07:08 639219421757560037
52 ms 188.40.80.138
24 2026-08-10 06:18 639219390773218684
176 ms 188.40.80.138
23 2026-08-10 06:03 639219382205367722
21 ms 188.40.80.138
22 2026-08-10 05:49 639219373711937615
73 ms 188.40.80.138
21 2026-08-10 05:35 639219365088558404
82 ms 188.40.80.138
20 2026-08-10 05:20 639219356348833255
38 ms 188.40.80.138
19 2026-08-10 05:06 639219347860053478
214 ms 188.40.80.138
18 2026-08-10 04:52 639219339173195121
91 ms 188.40.80.138
17 2026-08-10 04:37 639219330642664669
333 ms 188.40.80.138
16 2026-08-10 04:23 639219322058698995
181 ms 188.40.80.138
15 2026-08-10 04:09 639219313564344199
28 ms 188.40.80.138
14 2026-08-10 03:54 639219304775113236
51 ms 188.40.80.138
13 2026-08-10 03:39 639219295706181119
41 ms 188.40.80.138
12 2026-08-10 02:48 639219264663923254
286 ms 188.40.80.138
11 2026-08-10 02:34 639219256015178099
20 ms 188.40.80.138
10 2026-08-10 02:20 639219247509540188
234 ms 188.40.80.138
9 2026-08-10 02:06 639219238999539092
58 ms 188.40.80.138
8 2026-08-10 01:51 639219230498823902
326 ms 188.40.80.138
7 2026-08-10 01:37 639219221706460911
25 ms 188.40.80.138
6 2026-08-10 01:22 639219212930606887
37 ms 188.40.80.138
5 2026-08-10 01:08 639219204307908525
27 ms 188.40.80.138
4 2026-08-10 00:53 639219195720181470
48 ms 188.40.80.138
3 2026-08-10 00:39 639219186898174002
25 ms 188.40.80.138
2 2026-08-10 00:24 639219178004946976
52 ms 188.40.80.138
1 2026-08-10 00:09 639219168958805474
67 ms 188.40.80.138