DNS response history for return.smtp2go.net

return.smtp2go.net 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 143 DNS check records, 142 successful responses, 1 failed responses, and 192 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 return.smtp2go.net.
Records on Selected Date

143

Historical checks stored for this nameserver on selected date

Average Latency

192 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

170.187.131.209

Most recently resolved hosting IP on selected date

Successful Responses

142

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 return.smtp2go.net

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
143 2026-08-21 23:46 639229527598660841
9 ms 170.187.131.209
142 2026-08-21 23:46 639229527598660841
9 ms 185.3.93.228
141 2026-08-21 23:30 639229517954323214
3 ms 185.3.93.228
140 2026-08-21 23:30 639229517954323214
3 ms 170.187.131.209
139 2026-08-21 23:14 639229508269999021
4 ms 170.187.131.209
138 2026-08-21 23:14 639229508269999021
4 ms 185.3.93.228
137 2026-08-21 22:58 639229498559060171
4 ms 185.3.93.228
136 2026-08-21 22:58 639229498559060171
4 ms 170.187.131.209
135 2026-08-21 22:41 639229488519347586
41 ms 185.3.93.228
134 2026-08-21 22:41 639229488519347586
41 ms 170.187.131.209
133 2026-08-21 21:48 639229456606578934
2039 ms 170.187.131.209
132 2026-08-21 21:48 639229456606578934
2039 ms 185.3.93.228
131 2026-08-21 21:32 639229446985772499
35 ms 185.3.93.228
130 2026-08-21 21:32 639229446985772499
35 ms 170.187.131.209
129 2026-08-21 21:16 639229437367313098
5 ms 170.187.131.209
128 2026-08-21 21:16 639229437367313098
5 ms 185.3.93.228
127 2026-08-21 21:00 639229427923950391
11 ms 185.3.93.228
126 2026-08-21 21:00 639229427923950391
11 ms 170.187.131.209
125 2026-08-21 20:44 639229418168588854
2076 ms 170.187.131.209
124 2026-08-21 20:44 639229418168588854
2076 ms 185.3.93.228
123 2026-08-21 20:27 639229408345678334
4 ms 170.187.131.209
122 2026-08-21 20:27 639229408345678334
4 ms 185.3.93.228
121 2026-08-21 20:11 639229398616354648
17 ms 170.187.131.209
120 2026-08-21 20:11 639229398616354648
17 ms 185.3.93.228
119 2026-08-21 19:55 639229388634592323
18 ms 170.187.131.209
118 2026-08-21 19:55 639229388634592323
18 ms 185.3.93.228
117 2026-08-21 19:38 639229378792837692
35 ms 170.187.131.209
116 2026-08-21 19:38 639229378792837692
35 ms 185.3.93.228
115 2026-08-21 19:22 639229369154682311
33 ms 185.3.93.228
114 2026-08-21 19:22 639229369154682311
33 ms 170.187.131.209
113 2026-08-21 19:06 639229359248017926
30 ms 185.3.93.228
112 2026-08-21 19:06 639229359248017926
30 ms 170.187.131.209
111 2026-08-21 18:49 639229349124294642
42 ms 170.187.131.209
110 2026-08-21 18:49 639229349124294642
42 ms 185.3.93.228
109 2026-08-21 17:56 639229317791715692
85 ms 170.187.131.209
108 2026-08-21 17:56 639229317791715692
85 ms 185.3.93.228
107 2026-08-21 17:40 639229308115194575
33 ms 170.187.131.209
106 2026-08-21 17:40 639229308115194575
33 ms 185.3.93.228
105 2026-08-21 17:24 639229298320320558
12 ms 185.3.93.228
104 2026-08-21 17:24 639229298320320558
12 ms 170.187.131.209
103 2026-08-21 17:08 639229288674863221
62 ms 170.187.131.209
102 2026-08-21 17:08 639229288674863221
62 ms 185.3.93.228
101 2026-08-21 16:52 639229278983677079
11 ms 185.3.93.228
100 2026-08-21 16:52 639229278983677079
11 ms 170.187.131.209
99 2026-08-21 16:36 639229269405517175
2049 ms 170.187.131.209
98 2026-08-21 16:36 639229269405517175
2049 ms 185.3.93.228
97 2026-08-21 16:19 639229259594798244
24 ms 185.3.93.228
96 2026-08-21 16:19 639229259594798244
24 ms 170.187.131.209
95 2026-08-21 16:03 639229249736681188
31 ms 170.187.131.209
94 2026-08-21 16:03 639229249736681188
31 ms 185.3.93.228
93 2026-08-21 15:46 639229239699417787
4 ms 170.187.131.209
92 2026-08-21 15:46 639229239699417787
4 ms 185.3.93.228
91 2026-08-21 15:30 639229229621964033
12 ms 185.3.93.228
90 2026-08-21 15:30 639229229621964033
12 ms 170.187.131.209
89 2026-08-21 15:13 639229219567270965
28 ms 185.3.93.228
88 2026-08-21 15:13 639229219567270965
28 ms 170.187.131.209
87 2026-08-21 14:56 639229209406666856
9 ms 170.187.131.209
86 2026-08-21 14:56 639229209406666856
9 ms 185.3.93.228
85 2026-08-21 14:03 639229177815876178
2015 ms 170.187.131.209
84 2026-08-21 14:03 639229177815876178
2015 ms 185.3.93.228
83 2026-08-21 13:47 639229168243572685
6 ms 170.187.131.209
82 2026-08-21 13:47 639229168243572685
6 ms 185.3.93.228
81 2026-08-21 13:31 639229158599856475
6 ms 185.3.93.228
80 2026-08-21 13:31 639229158599856475
6 ms 170.187.131.209
79 2026-08-21 13:15 639229148998940902
6 ms 185.3.93.228
78 2026-08-21 13:15 639229148998940902
6 ms 170.187.131.209
77 2026-08-21 12:59 639229139276923594
42 ms 185.3.93.228
76 2026-08-21 12:59 639229139276923594
42 ms 170.187.131.209
75 2026-08-21 12:43 639229129709912394
13 ms 170.187.131.209
74 2026-08-21 12:43 639229129709912394
13 ms 185.3.93.228
73 2026-08-21 12:26 639229119801488500
16 ms 185.3.93.228
72 2026-08-21 12:26 639229119801488500
16 ms 170.187.131.209
71 2026-08-21 12:10 639229110135262458
30 ms 170.187.131.209
70 2026-08-21 12:10 639229110135262458
30 ms 185.3.93.228
69 2026-08-21 11:54 639229100336051392
9 ms 170.187.131.209
68 2026-08-21 11:54 639229100336051392
9 ms 185.3.93.228
67 2026-08-21 11:38 639229090641415626
17 ms 170.187.131.209
66 2026-08-21 11:38 639229090641415626
17 ms 185.3.93.228
65 2026-08-21 11:21 639229080702683947
38 ms 185.3.93.228
64 2026-08-21 11:21 639229080702683947
38 ms 170.187.131.209
63 2026-08-21 11:05 639229070601456699
17 ms 170.187.131.209
62 2026-08-21 11:05 639229070601456699
17 ms 185.3.93.228
61 2026-08-21 10:12 639229038947447232
20 ms 170.187.131.209
60 2026-08-21 10:12 639229038947447232
20 ms 185.3.93.228
59 2026-08-21 09:56 639229029268708773
6 ms 185.3.93.228
58 2026-08-21 09:56 639229029268708773
6 ms 170.187.131.209
57 2026-08-21 09:40 639229019647910603
5 ms 185.3.93.228
56 2026-08-21 09:40 639229019647910603
5 ms 170.187.131.209
55 2026-08-21 09:23 639229009983843738
10 ms 170.187.131.209
54 2026-08-21 09:23 639229009983843738
10 ms 185.3.93.228
53 2026-08-21 09:07 639229000203331882
2014 ms 170.187.131.209
52 2026-08-21 09:07 639229000203331882
2014 ms 185.3.93.228
51 2026-08-21 08:51 639228990302335999
4 ms 185.3.93.228
50 2026-08-21 08:51 639228990302335999
4 ms 170.187.131.209
49 2026-08-21 08:35 639228980567740722
6 ms 170.187.131.209
48 2026-08-21 08:35 639228980567740722
6 ms 185.3.93.228
47 2026-08-21 08:18 639228970762445174
52 ms 185.3.93.228
46 2026-08-21 08:18 639228970762445174
52 ms 170.187.131.209
45 2026-08-21 08:02 639228961065054445
4 ms 185.3.93.228
44 2026-08-21 08:02 639228961065054445
4 ms 170.187.131.209
43 2026-08-21 07:45 639228951224649885
73 ms 170.187.131.209
42 2026-08-21 07:45 639228951224649885
73 ms 185.3.93.228
41 2026-08-21 07:29 639228941303864592
15 ms 185.3.93.228
40 2026-08-21 07:29 639228941303864592
15 ms 170.187.131.209
39 2026-08-21 07:12 639228931191328583
22 ms 185.3.93.228
38 2026-08-21 07:12 639228931191328583
22 ms 170.187.131.209
37 2026-08-21 06:19 639228899518173317
26 ms 170.187.131.209
36 2026-08-21 06:19 639228899518173317
26 ms 185.3.93.228
35 2026-08-21 06:03 639228889785027669
39 ms 185.3.93.228
34 2026-08-21 06:03 639228889785027669
39 ms 170.187.131.209
33 2026-08-21 05:47 639228880106330161
13 ms 185.3.93.228
32 2026-08-21 05:47 639228880106330161
13 ms 170.187.131.209
31 2026-08-21 05:31 639228870316184091
35 ms 170.187.131.209
30 2026-08-21 05:31 639228870316184091
35 ms 185.3.93.228
29 2026-08-21 05:15 639228860695366512
21 ms 170.187.131.209
28 2026-08-21 05:15 639228860695366512
21 ms 185.3.93.228
27 2026-08-21 04:59 639228851027209500
12 ms 185.3.93.228
26 2026-08-21 04:59 639228851027209500
12 ms 170.187.131.209
25 2026-08-21 04:43 639228841479265462
41 ms 170.187.131.209
24 2026-08-21 04:43 639228841479265462
41 ms 185.3.93.228
23 2026-08-21 04:26 639228831752962260
4 ms 185.3.93.228
22 2026-08-21 04:26 639228831752962260
4 ms 170.187.131.209
21 2026-08-21 04:10 639228821953295483
4 ms 170.187.131.209
20 2026-08-21 04:10 639228821953295483
4 ms 185.3.93.228
19 2026-08-21 03:54 639228812227429953
6 ms 170.187.131.209
18 2026-08-21 03:54 639228812227429953
6 ms 185.3.93.228
17 2026-08-21 03:38 639228802476107538
3 ms 185.3.93.228
16 2026-08-21 03:38 639228802476107538
3 ms 170.187.131.209
15 2026-08-21 03:21 639228792525492032
2023 ms 185.3.93.228
14 2026-08-21 03:21 639228792525492032
2023 ms 170.187.131.209
13 2026-08-21 02:29 639228761131421385
-
12 2026-08-21 02:13 639228751571206692
3 ms 170.187.131.209
11 2026-08-21 02:13 639228751571206692
3 ms 185.3.93.228
10 2026-08-21 01:56 639228741705571019
20 ms 170.187.131.209
9 2026-08-21 01:56 639228741705571019
20 ms 185.3.93.228
8 2026-08-21 01:40 639228731642208228
12 ms 185.3.93.228
7 2026-08-21 01:40 639228731642208228
12 ms 170.187.131.209
6 2026-08-21 00:47 639228700387002072
100 ms 170.187.131.209
5 2026-08-21 00:47 639228700387002072
100 ms 185.3.93.228
4 2026-08-21 00:31 639228690742014433
3 ms 185.3.93.228
3 2026-08-21 00:31 639228690742014433
3 ms 170.187.131.209
2 2026-08-21 00:15 639228680877937122
37 ms 185.3.93.228
1 2026-08-21 00:15 639228680877937122
37 ms 170.187.131.209