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 2026-08-11. For this date, NameServerHistory found 77 DNS check records, 75 successful responses, 2 failed responses, and 222 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

77

Historical checks stored for this nameserver on selected date

Average Latency

222 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:56

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

2

Checks with no response or no returned latency

Failure Rate

3%

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 2026-08-11 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
77 2026-08-11 23:56 639220888396333845
156 ms 188.40.80.138
76 2026-08-11 23:40 639220878864937382
44 ms 188.40.80.138
75 2026-08-11 22:48 639220847369072314
51 ms 188.40.80.138
74 2026-08-11 22:32 639220838037764925
52 ms 188.40.80.138
73 2026-08-11 22:17 639220828735120634
38 ms 188.40.80.138
72 2026-08-11 22:01 639220819447979766
51 ms 188.40.80.138
71 2026-08-11 21:46 639220810056531741
45 ms 188.40.80.138
70 2026-08-11 21:30 639220800745746593
49 ms 188.40.80.138
69 2026-08-11 21:14 639220791351626349
26 ms 188.40.80.138
68 2026-08-11 20:59 639220782021256610
38 ms 188.40.80.138
67 2026-08-11 20:43 639220772603347755
207 ms 188.40.80.138
66 2026-08-11 20:28 639220763224057047
26 ms 188.40.80.138
65 2026-08-11 20:12 639220753691117767
44 ms 188.40.80.138
64 2026-08-11 19:56 639220744107836218
39 ms 188.40.80.138
63 2026-08-11 19:03 639220711927629898
38 ms 188.40.80.138
62 2026-08-11 18:47 639220702299437921
43 ms 188.40.80.138
61 2026-08-11 18:30 639220692505468181
26 ms 188.40.80.138
60 2026-08-11 18:14 639220682669911239
58 ms 188.40.80.138
59 2026-08-11 17:58 639220672929841526
44 ms 188.40.80.138
58 2026-08-11 17:41 639220663225662315
40 ms 188.40.80.138
57 2026-08-11 17:26 639220653846255684
353 ms 188.40.80.138
56 2026-08-11 17:10 639220644420909059
20 ms 188.40.80.138
55 2026-08-11 16:54 639220635074970435
352 ms 188.40.80.138
54 2026-08-11 16:39 639220625614385966
577 ms 188.40.80.138
53 2026-08-11 16:23 639220616132212636
58 ms 188.40.80.138
52 2026-08-11 16:07 639220606533651662
46 ms 188.40.80.138
51 2026-08-11 15:14 639220574514514318
181 ms 188.40.80.138
50 2026-08-11 14:58 639220565124823874
57 ms 188.40.80.138
49 2026-08-11 14:43 639220555799311478
362 ms 188.40.80.138
48 2026-08-11 14:27 639220546481577614
184 ms 188.40.80.138
47 2026-08-11 14:12 639220537036533154
192 ms 188.40.80.138
46 2026-08-11 13:56 639220527719177174
66 ms 188.40.80.138
45 2026-08-11 13:40 639220518173088308
109 ms 188.40.80.138
44 2026-08-11 13:25 639220508902896243
65 ms 188.40.80.138
43 2026-08-11 13:09 639220499455923005
351 ms 188.40.80.138
42 2026-08-11 12:53 639220490082583768
36 ms 188.40.80.138
41 2026-08-11 12:38 639220480636590998
51 ms 188.40.80.138
40 2026-08-11 12:22 639220469585029273
307 ms 188.40.80.138
39 2026-08-11 11:27 639220438074188884
55 ms 188.40.80.138
38 2026-08-11 11:11 639220428789720049
49 ms 188.40.80.138
37 2026-08-11 10:56 639220419558302820
41 ms 188.40.80.138
36 2026-08-11 10:41 639220410448738795
27 ms 188.40.80.138
35 2026-08-11 10:25 639220401034081530
39 ms 188.40.80.138
34 2026-08-11 10:10 639220391766674161
4016 ms 188.40.80.138
33 2026-08-11 09:54 639220382275807148
43 ms 188.40.80.138
32 2026-08-11 09:38 639220373034162867
43 ms 188.40.80.138
31 2026-08-11 09:23 639220363994971859
47 ms 188.40.80.138
30 2026-08-11 09:08 639220354563965455
26 ms 188.40.80.138
29 2026-08-11 08:52 639220345437414880
58 ms 188.40.80.138
28 2026-08-11 08:37 639220336024248987
52 ms 188.40.80.138
27 2026-08-11 07:40 639220304233635692
-
26 2026-08-11 07:25 639220294872170960
46 ms 188.40.80.138
25 2026-08-11 07:09 639220285547177980
50 ms 188.40.80.138
24 2026-08-11 06:54 639220276337941315
56 ms 188.40.80.138
23 2026-08-11 06:39 639220267175191677
-
22 2026-08-11 06:23 639220257981518924
49 ms 188.40.80.138
21 2026-08-11 06:08 639220249265489070
20 ms 188.40.80.138
20 2026-08-11 05:54 639220240700249205
45 ms 188.40.80.138
19 2026-08-11 05:40 639220231975029986
2037 ms 188.40.80.138
18 2026-08-11 05:25 639220223261176932
48 ms 188.40.80.138
17 2026-08-11 05:10 639220214366718456
213 ms 188.40.80.138
16 2026-08-11 04:55 639220205306334524
34 ms 188.40.80.138
15 2026-08-11 04:04 639220174463175061
43 ms 188.40.80.138
14 2026-08-11 03:49 639220165777190438
21 ms 188.40.80.138
13 2026-08-11 03:35 639220156880374825
35 ms 188.40.80.138
12 2026-08-11 03:20 639220148139986945
26 ms 188.40.80.138
11 2026-08-11 03:05 639220139271074299
2183 ms 188.40.80.138
10 2026-08-11 02:51 639220130565901336
308 ms 188.40.80.138
9 2026-08-11 02:36 639220121659980575
27 ms 188.40.80.138
8 2026-08-11 02:21 639220112857650894
77 ms 188.40.80.138
7 2026-08-11 02:06 639220103767686219
2016 ms 188.40.80.138
6 2026-08-11 01:51 639220094545970611
32 ms 188.40.80.138
5 2026-08-11 01:35 639220085476091081
77 ms 188.40.80.138
4 2026-08-11 01:20 639220076243751161
44 ms 188.40.80.138
3 2026-08-11 00:29 639220045322845190
35 ms 188.40.80.138
2 2026-08-11 00:15 639220036434132314
63 ms 188.40.80.138
1 2026-08-11 00:00 639220027366289509
60 ms 188.40.80.138