DNS response history for ns.firstclass.com

ns.firstclass.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, 73 successful responses, 0 failed responses, and 130 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 ns.firstclass.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

130 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

205.211.178.224

Most recently resolved hosting IP on selected date

Successful Responses

73

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 ns.firstclass.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 23:55 639229527598660841
206 ms 205.211.178.224
72 2026-08-21 23:39 639229517954323214
9 ms 205.211.178.224
71 2026-08-21 23:23 639229508269999021
111 ms 205.211.178.224
70 2026-08-21 23:07 639229498559060171
3 ms 205.211.178.224
69 2026-08-21 22:50 639229488519347586
206 ms 205.211.178.224
68 2026-08-21 21:57 639229456606578934
135 ms 205.211.178.224
67 2026-08-21 21:41 639229446985772499
18 ms 205.211.178.224
66 2026-08-21 21:25 639229437367313098
2 ms 205.211.178.224
65 2026-08-21 21:09 639229427923950391
129 ms 205.211.178.224
64 2026-08-21 20:53 639229418168588854
205 ms 205.211.178.224
63 2026-08-21 20:37 639229408345678334
210 ms 205.211.178.224
62 2026-08-21 20:20 639229398616354648
16 ms 205.211.178.224
61 2026-08-21 20:04 639229388634592323
34 ms 205.211.178.224
60 2026-08-21 19:47 639229378792837692
209 ms 205.211.178.224
59 2026-08-21 19:31 639229369154682311
39 ms 205.211.178.224
58 2026-08-21 19:15 639229359248017926
212 ms 205.211.178.224
57 2026-08-21 18:58 639229349124294642
21 ms 205.211.178.224
56 2026-08-21 18:06 639229317791715692
2 ms 205.211.178.224
55 2026-08-21 17:50 639229308115194575
10 ms 205.211.178.224
54 2026-08-21 17:33 639229298320320558
164 ms 205.211.178.224
53 2026-08-21 17:17 639229288674863221
9 ms 205.211.178.224
52 2026-08-21 17:01 639229278983677079
124 ms 205.211.178.224
51 2026-08-21 16:45 639229269405517175
3 ms 205.211.178.224
50 2026-08-21 16:29 639229259594798244
4 ms 205.211.178.224
49 2026-08-21 16:12 639229249736681188
210 ms 205.211.178.224
48 2026-08-21 15:56 639229239699417787
208 ms 205.211.178.224
47 2026-08-21 15:39 639229229621964033
210 ms 205.211.178.224
46 2026-08-21 15:22 639229219567270965
28 ms 205.211.178.224
45 2026-08-21 15:05 639229209406666856
217 ms 205.211.178.224
44 2026-08-21 14:12 639229177815876178
3 ms 205.211.178.224
43 2026-08-21 13:56 639229168243572685
5 ms 205.211.178.224
42 2026-08-21 13:40 639229158599856475
2102 ms 205.211.178.224
41 2026-08-21 13:24 639229148998940902
220 ms 205.211.178.224
40 2026-08-21 13:08 639229139276923594
8 ms 205.211.178.224
39 2026-08-21 12:52 639229129709912394
2 ms 205.211.178.224
38 2026-08-21 12:36 639229119801488500
142 ms 205.211.178.224
37 2026-08-21 12:19 639229110135262458
10 ms 205.211.178.224
36 2026-08-21 12:03 639229100336051392
13 ms 205.211.178.224
35 2026-08-21 11:47 639229090641415626
209 ms 205.211.178.224
34 2026-08-21 11:30 639229080702683947
216 ms 205.211.178.224
33 2026-08-21 11:14 639229070601456699
218 ms 205.211.178.224
32 2026-08-21 10:21 639229038947447232
209 ms 205.211.178.224
31 2026-08-21 10:05 639229029268708773
213 ms 205.211.178.224
30 2026-08-21 09:49 639229019647910603
104 ms 205.211.178.224
29 2026-08-21 09:33 639229009983843738
208 ms 205.211.178.224
28 2026-08-21 09:16 639229000203331882
223 ms 205.211.178.224
27 2026-08-21 09:00 639228990302335999
221 ms 205.211.178.224
26 2026-08-21 08:44 639228980567740722
10 ms 205.211.178.224
25 2026-08-21 08:27 639228970762445174
10 ms 205.211.178.224
24 2026-08-21 08:11 639228961065054445
111 ms 205.211.178.224
23 2026-08-21 07:55 639228951224649885
208 ms 205.211.178.224
22 2026-08-21 07:38 639228941303864592
9 ms 205.211.178.224
21 2026-08-21 07:21 639228931191328583
27 ms 205.211.178.224
20 2026-08-21 06:29 639228899518173317
3 ms 205.211.178.224
19 2026-08-21 06:13 639228889785027669
3 ms 205.211.178.224
18 2026-08-21 05:56 639228880106330161
3 ms 205.211.178.224
17 2026-08-21 05:40 639228870316184091
231 ms 205.211.178.224
16 2026-08-21 05:24 639228860695366512
6 ms 205.211.178.224
15 2026-08-21 05:08 639228851027209500
6 ms 205.211.178.224
14 2026-08-21 04:52 639228841479265462
9 ms 205.211.178.224
13 2026-08-21 04:36 639228831752962260
11 ms 205.211.178.224
12 2026-08-21 04:19 639228821953295483
216 ms 205.211.178.224
11 2026-08-21 04:03 639228812227429953
205 ms 205.211.178.224
10 2026-08-21 03:47 639228802476107538
228 ms 205.211.178.224
9 2026-08-21 03:30 639228792525492032
214 ms 205.211.178.224
8 2026-08-21 02:38 639228761131421385
113 ms 205.211.178.224
7 2026-08-21 02:22 639228751571206692
114 ms 205.211.178.224
6 2026-08-21 02:06 639228741705571019
205 ms 205.211.178.224
5 2026-08-21 01:49 639228731642208228
114 ms 205.211.178.224
4 2026-08-21 00:57 639228700387002072
112 ms 205.211.178.224
3 2026-08-21 00:40 639228690742014433
20 ms 205.211.178.224
2 2026-08-21 00:24 639228680877937122
3 ms 205.211.178.224
1 2026-08-21 00:07 639228670775860800
2 ms 205.211.178.224