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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 225 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

72

Historical checks stored for this nameserver on selected date

Average Latency

225 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:53

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

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 b.mailsafi.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 23:53 639226072268080268
52 ms 188.40.80.138
71 2026-08-17 23:37 639226062577647657
50 ms 188.40.80.138
70 2026-08-17 22:45 639226031060857136
16 ms 188.40.80.138
69 2026-08-17 22:29 639226021535117364
73 ms 188.40.80.138
68 2026-08-17 22:13 639226011884237078
39 ms 188.40.80.138
67 2026-08-17 21:57 639226002309299142
51 ms 188.40.80.138
66 2026-08-17 21:41 639225992791784448
165 ms 188.40.80.138
65 2026-08-17 21:25 639225983045271390
63 ms 188.40.80.138
64 2026-08-17 21:08 639225973246293513
50 ms 188.40.80.138
63 2026-08-17 20:52 639225963620186236
226 ms 188.40.80.138
62 2026-08-17 20:36 639225953899183916
53 ms 188.40.80.138
61 2026-08-17 20:20 639225944391528206
51 ms 188.40.80.138
60 2026-08-17 20:04 639225934593254169
39 ms 188.40.80.138
59 2026-08-17 19:47 639225924669984512
39 ms 188.40.80.138
58 2026-08-17 18:54 639225893048561320
53 ms 188.40.80.138
57 2026-08-17 18:38 639225883481298424
166 ms 188.40.80.138
56 2026-08-17 18:22 639225873845394034
25 ms 188.40.80.138
55 2026-08-17 18:06 639225864216078662
21 ms 188.40.80.138
54 2026-08-17 17:50 639225854541857773
50 ms 188.40.80.138
53 2026-08-17 17:34 639225844733604072
273 ms 188.40.80.138
52 2026-08-17 17:18 639225835085229232
28 ms 188.40.80.138
51 2026-08-17 17:02 639225825349373981
39 ms 188.40.80.138
50 2026-08-17 16:45 639225815690604161
73 ms 188.40.80.138
49 2026-08-17 16:29 639225805952472306
302 ms 188.40.80.138
48 2026-08-17 16:13 639225796264729638
2049 ms 188.40.80.138
47 2026-08-17 15:57 639225786326499329
31 ms 188.40.80.138
46 2026-08-17 15:04 639225754798130711
34 ms 188.40.80.138
45 2026-08-17 14:48 639225745123193922
27 ms 188.40.80.138
44 2026-08-17 14:32 639225735540597271
54 ms 188.40.80.138
43 2026-08-17 14:16 639225725894857396
2030 ms 188.40.80.138
42 2026-08-17 14:00 639225716249606913
239 ms 188.40.80.138
41 2026-08-17 13:44 639225706638238179
102 ms 188.40.80.138
40 2026-08-17 13:28 639225696949691423
87 ms 188.40.80.138
39 2026-08-17 13:11 639225687286186336
169 ms 188.40.80.138
38 2026-08-17 12:55 639225677679573133
2017 ms 188.40.80.138
37 2026-08-17 12:39 639225667957861024
227 ms 188.40.80.138
36 2026-08-17 12:23 639225658298791618
31 ms 188.40.80.138
35 2026-08-17 12:07 639225648583652785
42 ms 188.40.80.138
34 2026-08-17 11:14 639225617000524308
204 ms 188.40.80.138
33 2026-08-17 10:59 639225607668541600
21 ms 188.40.80.138
32 2026-08-17 10:43 639225598117279238
327 ms 188.40.80.138
31 2026-08-17 10:27 639225588751002710
36 ms 188.40.80.138
30 2026-08-17 10:11 639225579295831051
140 ms 188.40.80.138
29 2026-08-17 09:56 639225569761469940
113 ms 188.40.80.138
28 2026-08-17 09:39 639225560161422333
148 ms 188.40.80.138
27 2026-08-17 09:24 639225550739955565
26 ms 188.40.80.138
26 2026-08-17 09:08 639225541125222426
2161 ms 188.40.80.138
25 2026-08-17 08:52 639225531526675983
39 ms 188.40.80.138
24 2026-08-17 08:36 639225521915528222
90 ms 188.40.80.138
23 2026-08-17 08:19 639225512148151789
2153 ms 188.40.80.138
22 2026-08-17 07:27 639225480786142412
59 ms 188.40.80.138
21 2026-08-17 07:12 639225471394348551
43 ms 188.40.80.138
20 2026-08-17 06:56 639225462031685068
9 ms 188.40.80.138
19 2026-08-17 06:40 639225452639458328
27 ms 188.40.80.138
18 2026-08-17 06:24 639225443300966543
94 ms 188.40.80.138
17 2026-08-17 06:09 639225433880499379
67 ms 188.40.80.138
16 2026-08-17 05:53 639225424395198277
75 ms 188.40.80.138
15 2026-08-17 05:37 639225414744137487
27 ms 188.40.80.138
14 2026-08-17 05:21 639225405186783164
225 ms 188.40.80.138
13 2026-08-17 05:05 639225395563669822
156 ms 188.40.80.138
12 2026-08-17 04:49 639225386076645158
49 ms 188.40.80.138
11 2026-08-17 04:34 639225376620669704
25 ms 188.40.80.138
10 2026-08-17 03:42 639225345580892706
-
9 2026-08-17 03:26 639225336207383710
66 ms 188.40.80.138
8 2026-08-17 03:10 639225326726565001
20 ms 188.40.80.138
7 2026-08-17 02:55 639225317249271010
162 ms 188.40.80.138
6 2026-08-17 02:03 639225286280886044
42 ms 188.40.80.138
5 2026-08-17 01:47 639225276872567548
49 ms 188.40.80.138
4 2026-08-17 01:31 639225267353865348
49 ms 188.40.80.138
3 2026-08-17 01:16 639225258033914248
7 ms 188.40.80.138
2 2026-08-17 00:24 639225226652221583
16 ms 188.40.80.138
1 2026-08-17 00:08 639225217156387684
95 ms 188.40.80.138