DNS response history for ns2.sdfhost.com

ns2.sdfhost.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 137 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 ns2.sdfhost.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

137 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.175.150.81

Most recently resolved hosting IP on selected date

Successful Responses

72

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 ns2.sdfhost.com

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
73 2026-08-21 23:59 639229527598660841
230 ms 198.175.150.81
72 2026-08-21 23:44 639229517954323214
234 ms 198.175.150.81
71 2026-08-21 23:27 639229508269999021
2 ms 198.175.150.81
70 2026-08-21 23:11 639229498559060171
124 ms 198.175.150.81
69 2026-08-21 22:55 639229488519347586
3 ms 198.175.150.81
68 2026-08-21 22:01 639229456606578934
3 ms 198.175.150.81
67 2026-08-21 21:45 639229446985772499
3 ms 198.175.150.81
66 2026-08-21 21:29 639229437367313098
3 ms 198.175.150.81
65 2026-08-21 21:13 639229427923950391
3 ms 198.175.150.81
64 2026-08-21 20:57 639229418168588854
3 ms 198.175.150.81
63 2026-08-21 20:41 639229408345678334
233 ms 198.175.150.81
62 2026-08-21 20:25 639229398616354648
236 ms 198.175.150.81
61 2026-08-21 20:08 639229388634592323
4 ms 198.175.150.81
60 2026-08-21 19:52 639229378792837692
2 ms 198.175.150.81
59 2026-08-21 19:35 639229369154682311
4 ms 198.175.150.81
58 2026-08-21 19:19 639229359248017926
237 ms 198.175.150.81
57 2026-08-21 19:03 639229349124294642
241 ms 198.175.150.81
56 2026-08-21 18:10 639229317791715692
-
55 2026-08-21 17:54 639229308115194575
4 ms 198.175.150.81
54 2026-08-21 17:38 639229298320320558
3 ms 198.175.150.81
53 2026-08-21 17:21 639229288674863221
234 ms 198.175.150.81
52 2026-08-21 17:05 639229278983677079
4 ms 198.175.150.81
51 2026-08-21 16:49 639229269405517175
236 ms 198.175.150.81
50 2026-08-21 16:33 639229259594798244
235 ms 198.175.150.81
49 2026-08-21 16:17 639229249736681188
3 ms 198.175.150.81
48 2026-08-21 16:00 639229239699417787
5 ms 198.175.150.81
47 2026-08-21 15:43 639229229621964033
4 ms 198.175.150.81
46 2026-08-21 15:27 639229219567270965
132 ms 198.175.150.81
45 2026-08-21 15:10 639229209406666856
7 ms 198.175.150.81
44 2026-08-21 14:17 639229177815876178
126 ms 198.175.150.81
43 2026-08-21 14:00 639229168243572685
3 ms 198.175.150.81
42 2026-08-21 13:44 639229158599856475
233 ms 198.175.150.81
41 2026-08-21 13:28 639229148998940902
236 ms 198.175.150.81
40 2026-08-21 13:12 639229139276923594
232 ms 198.175.150.81
39 2026-08-21 12:56 639229129709912394
237 ms 198.175.150.81
38 2026-08-21 12:40 639229119801488500
234 ms 198.175.150.81
37 2026-08-21 12:24 639229110135262458
3 ms 198.175.150.81
36 2026-08-21 12:08 639229100336051392
4 ms 198.175.150.81
35 2026-08-21 11:51 639229090641415626
236 ms 198.175.150.81
34 2026-08-21 11:35 639229080702683947
3 ms 198.175.150.81
33 2026-08-21 11:18 639229070601456699
7 ms 198.175.150.81
32 2026-08-21 10:25 639229038947447232
4 ms 198.175.150.81
31 2026-08-21 10:09 639229029268708773
12 ms 198.175.150.81
30 2026-08-21 09:53 639229019647910603
233 ms 198.175.150.81
29 2026-08-21 09:37 639229009983843738
235 ms 198.175.150.81
28 2026-08-21 09:21 639229000203331882
126 ms 198.175.150.81
27 2026-08-21 09:04 639228990302335999
236 ms 198.175.150.81
26 2026-08-21 08:48 639228980567740722
236 ms 198.175.150.81
25 2026-08-21 08:32 639228970762445174
9 ms 198.175.150.81
24 2026-08-21 08:15 639228961065054445
6 ms 198.175.150.81
23 2026-08-21 07:59 639228951224649885
146 ms 198.175.150.81
22 2026-08-21 07:43 639228941303864592
6 ms 198.175.150.81
21 2026-08-21 07:26 639228931191328583
4 ms 198.175.150.81
20 2026-08-21 06:33 639228899518173317
4 ms 198.175.150.81
19 2026-08-21 06:17 639228889785027669
3 ms 198.175.150.81
18 2026-08-21 06:00 639228880106330161
2 ms 198.175.150.81
17 2026-08-21 05:44 639228870316184091
233 ms 198.175.150.81
16 2026-08-21 05:28 639228860695366512
233 ms 198.175.150.81
15 2026-08-21 05:12 639228851027209500
236 ms 198.175.150.81
14 2026-08-21 04:56 639228841479265462
3 ms 198.175.150.81
13 2026-08-21 04:40 639228831752962260
4 ms 198.175.150.81
12 2026-08-21 04:24 639228821953295483
234 ms 198.175.150.81
11 2026-08-21 04:07 639228812227429953
3 ms 198.175.150.81
10 2026-08-21 03:51 639228802476107538
2010 ms 198.175.150.81
9 2026-08-21 03:35 639228792525492032
199 ms 198.175.150.81
8 2026-08-21 02:42 639228761131421385
130 ms 198.175.150.81
7 2026-08-21 02:26 639228751571206692
233 ms 198.175.150.81
6 2026-08-21 02:10 639228741705571019
247 ms 198.175.150.81
5 2026-08-21 01:53 639228731642208228
233 ms 198.175.150.81
4 2026-08-21 01:01 639228700387002072
146 ms 198.175.150.81
3 2026-08-21 00:45 639228690742014433
3 ms 198.175.150.81
2 2026-08-21 00:28 639228680877937122
233 ms 198.175.150.81
1 2026-08-21 00:12 639228670775860800
234 ms 198.175.150.81