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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 387 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

75

Historical checks stored for this nameserver on selected date

Average Latency

387 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:51

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

75

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 b.mailsafi.com

Showing DNS history for 2026-08-18 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
75 2026-08-18 23:51 639226935204800669
37 ms 188.40.80.138
74 2026-08-18 23:35 639226925298919497
2044 ms 188.40.80.138
73 2026-08-18 23:19 639226915487885053
50 ms 188.40.80.138
72 2026-08-18 23:02 639226905465760034
54 ms 188.40.80.138
71 2026-08-18 22:45 639226895378104692
49 ms 188.40.80.138
70 2026-08-18 21:52 639226863374232622
31 ms 188.40.80.138
69 2026-08-18 21:36 639226853698516058
38 ms 188.40.80.138
68 2026-08-18 21:19 639226843797360601
67 ms 188.40.80.138
67 2026-08-18 21:03 639226834046588155
213 ms 188.40.80.138
66 2026-08-18 20:46 639226824234488533
34 ms 188.40.80.138
65 2026-08-18 20:30 639226814549928621
306 ms 188.40.80.138
64 2026-08-18 20:14 639226804721432353
72 ms 188.40.80.138
63 2026-08-18 19:58 639226795048828184
181 ms 188.40.80.138
62 2026-08-18 19:41 639226785202482420
37 ms 188.40.80.138
61 2026-08-18 19:25 639226775309362607
2023 ms 188.40.80.138
60 2026-08-18 19:08 639226765406586155
2008 ms 188.40.80.138
59 2026-08-18 18:52 639226755437790519
355 ms 188.40.80.138
58 2026-08-18 17:59 639226723856194457
268 ms 188.40.80.138
57 2026-08-18 17:43 639226714050583422
216 ms 188.40.80.138
56 2026-08-18 17:26 639226704236499724
298 ms 188.40.80.138
55 2026-08-18 17:10 639226694184520163
188 ms 188.40.80.138
54 2026-08-18 16:53 639226684161203477
76 ms 188.40.80.138
53 2026-08-18 16:37 639226674305430109
43 ms 188.40.80.138
52 2026-08-18 16:20 639226664489607984
86 ms 188.40.80.138
51 2026-08-18 16:04 639226654533111667
38 ms 188.40.80.138
50 2026-08-18 15:47 639226644778594725
46 ms 188.40.80.138
49 2026-08-18 15:31 639226634901553621
147 ms 188.40.80.138
48 2026-08-18 15:14 639226624921864967
2015 ms 188.40.80.138
47 2026-08-18 14:58 639226614939419403
50 ms 188.40.80.138
46 2026-08-18 14:04 639226583021074771
32 ms 188.40.80.138
45 2026-08-18 13:48 639226573279933585
20 ms 188.40.80.138
44 2026-08-18 13:32 639226563494036301
25 ms 188.40.80.138
43 2026-08-18 13:16 639226553708216256
39 ms 188.40.80.138
42 2026-08-18 12:59 639226544003734815
63 ms 188.40.80.138
41 2026-08-18 12:43 639226534105733155
168 ms 188.40.80.138
40 2026-08-18 12:27 639226524298118898
61 ms 188.40.80.138
39 2026-08-18 12:10 639226514525195335
204 ms 188.40.80.138
38 2026-08-18 11:54 639226504703635320
45 ms 188.40.80.138
37 2026-08-18 11:37 639226494737271720
47 ms 188.40.80.138
36 2026-08-18 11:21 639226485005027236
138 ms 188.40.80.138
35 2026-08-18 11:04 639226475133236105
46 ms 188.40.80.138
34 2026-08-18 10:11 639226442975077052
50 ms 188.40.80.138
33 2026-08-18 09:55 639226433317932039
58 ms 188.40.80.138
32 2026-08-18 09:39 639226423688431096
147 ms 188.40.80.138
31 2026-08-18 09:23 639226413998250045
95 ms 188.40.80.138
30 2026-08-18 09:06 639226404284554875
2016 ms 188.40.80.138
29 2026-08-18 08:50 639226394637043309
2158 ms 188.40.80.138
28 2026-08-18 08:34 639226385052447582
201 ms 188.40.80.138
27 2026-08-18 08:18 639226375506189603
40 ms 188.40.80.138
26 2026-08-18 08:02 639226365690646426
126 ms 188.40.80.138
25 2026-08-18 07:46 639226355771007701
38 ms 188.40.80.138
24 2026-08-18 07:29 639226345946269369
419 ms 188.40.80.138
23 2026-08-18 07:13 639226336241601848
21 ms 188.40.80.138
22 2026-08-18 06:21 639226304950675290
51 ms 188.40.80.138
21 2026-08-18 06:05 639226295324754616
2016 ms 188.40.80.138
20 2026-08-18 05:49 639226285824640601
15 ms 188.40.80.138
19 2026-08-18 05:33 639226276321223917
2020 ms 188.40.80.138
18 2026-08-18 05:17 639226266800200046
145 ms 188.40.80.138
17 2026-08-18 05:01 639226256958066164
2069 ms 188.40.80.138
16 2026-08-18 04:45 639226247432364597
27 ms 188.40.80.138
15 2026-08-18 04:29 639226237703388552
57 ms 188.40.80.138
14 2026-08-18 04:13 639226227937569589
51 ms 188.40.80.138
13 2026-08-18 03:56 639226218052465471
116 ms 188.40.80.138
12 2026-08-18 03:40 639226208429623997
2015 ms 188.40.80.138
11 2026-08-18 03:24 639226198800675295
39 ms 188.40.80.138
10 2026-08-18 02:32 639226167722042574
298 ms 188.40.80.138
9 2026-08-18 02:17 639226158277924383
45 ms 188.40.80.138
8 2026-08-18 02:01 639226148757810592
43 ms 188.40.80.138
7 2026-08-18 01:45 639226139348611045
46 ms 188.40.80.138
6 2026-08-18 01:29 639226129823462907
51 ms 188.40.80.138
5 2026-08-18 01:13 639226120218260005
350 ms 188.40.80.138
4 2026-08-18 00:57 639226110875503904
178 ms 188.40.80.138
3 2026-08-18 00:42 639226101376311912
2018 ms 188.40.80.138
2 2026-08-18 00:26 639226091924943492
27 ms 188.40.80.138
1 2026-08-18 00:10 639226082133158124
26 ms 188.40.80.138