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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 322 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

74

Historical checks stored for this nameserver on selected date

Average Latency

322 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:49

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

74

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 2026-08-19 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
74 2026-08-19 23:49 639227795899225951
3 ms 205.211.178.224
73 2026-08-19 23:33 639227786351762008
206 ms 205.211.178.224
72 2026-08-19 23:17 639227776640591733
209 ms 205.211.178.224
71 2026-08-19 23:01 639227767128841282
2010 ms 205.211.178.224
70 2026-08-19 22:45 639227757477304711
211 ms 205.211.178.224
69 2026-08-19 22:29 639227747572098014
209 ms 205.211.178.224
68 2026-08-19 22:12 639227737588613113
2013 ms 205.211.178.224
67 2026-08-19 21:20 639227706134603955
30 ms 205.211.178.224
66 2026-08-19 21:04 639227696589027396
4 ms 205.211.178.224
65 2026-08-19 20:48 639227687097707639
30 ms 205.211.178.224
64 2026-08-19 20:32 639227677474464487
3 ms 205.211.178.224
63 2026-08-19 20:16 639227667767441118
9 ms 205.211.178.224
62 2026-08-19 19:59 639227657984833832
217 ms 205.211.178.224
61 2026-08-19 19:43 639227648079992640
3 ms 205.211.178.224
60 2026-08-19 19:26 639227638125048441
9 ms 205.211.178.224
59 2026-08-19 19:10 639227628211392142
29 ms 205.211.178.224
58 2026-08-19 18:53 639227618261696275
12 ms 205.211.178.224
57 2026-08-19 18:36 639227608366233645
211 ms 205.211.178.224
56 2026-08-19 18:20 639227598301787588
210 ms 205.211.178.224
55 2026-08-19 17:27 639227566241010716
3 ms 205.211.178.224
54 2026-08-19 17:10 639227556454538959
19 ms 205.211.178.224
53 2026-08-19 16:54 639227546640305542
209 ms 205.211.178.224
52 2026-08-19 16:37 639227536965466472
208 ms 205.211.178.224
51 2026-08-19 16:21 639227527048658280
212 ms 205.211.178.224
50 2026-08-19 16:05 639227517386634438
209 ms 205.211.178.224
49 2026-08-19 15:49 639227507459551637
2123 ms 205.211.178.224
48 2026-08-19 15:32 639227497515595277
208 ms 205.211.178.224
47 2026-08-19 15:15 639227487441798036
4 ms 205.211.178.224
46 2026-08-19 14:58 639227477445551863
116 ms 205.211.178.224
45 2026-08-19 14:41 639227467297067891
210 ms 205.211.178.224
44 2026-08-19 14:25 639227457057795635
210 ms 205.211.178.224
43 2026-08-19 13:31 639227425244777397
20 ms 205.211.178.224
42 2026-08-19 13:15 639227415422116485
217 ms 205.211.178.224
41 2026-08-19 12:58 639227405307256053
209 ms 205.211.178.224
40 2026-08-19 12:41 639227395396602630
210 ms 205.211.178.224
39 2026-08-19 12:25 639227385510363611
208 ms 205.211.178.224
38 2026-08-19 12:09 639227375508324850
2140 ms 205.211.178.224
37 2026-08-19 11:52 639227365326611906
216 ms 205.211.178.224
36 2026-08-19 11:35 639227355360014208
209 ms 205.211.178.224
35 2026-08-19 11:18 639227345036782165
2169 ms 205.211.178.224
34 2026-08-19 11:01 639227334992964533
5 ms 205.211.178.224
33 2026-08-19 10:44 639227324986605572
9 ms 205.211.178.224
32 2026-08-19 10:27 639227314928414539
214 ms 205.211.178.224
31 2026-08-19 09:34 639227283029182134
209 ms 205.211.178.224
30 2026-08-19 09:18 639227273294779350
211 ms 205.211.178.224
29 2026-08-19 09:02 639227263525231313
214 ms 205.211.178.224
28 2026-08-19 08:45 639227253578313363
217 ms 205.211.178.224
27 2026-08-19 08:29 639227243649973322
207 ms 205.211.178.224
26 2026-08-19 08:12 639227233581059317
6 ms 205.211.178.224
25 2026-08-19 07:55 639227223667352067
206 ms 205.211.178.224
24 2026-08-19 07:39 639227213714837066
216 ms 205.211.178.224
23 2026-08-19 07:22 639227203701208496
204 ms 205.211.178.224
22 2026-08-19 07:05 639227193643202179
212 ms 205.211.178.224
21 2026-08-19 06:49 639227183584431597
210 ms 205.211.178.224
20 2026-08-19 06:32 639227173347403088
211 ms 205.211.178.224
19 2026-08-19 05:38 639227141523007601
221 ms 205.211.178.224
18 2026-08-19 05:22 639227131785931574
5 ms 205.211.178.224
17 2026-08-19 05:06 639227122176475389
219 ms 205.211.178.224
16 2026-08-19 04:50 639227112668934596
111 ms 205.211.178.224
15 2026-08-19 04:34 639227102773292788
2 ms 205.211.178.224
14 2026-08-19 04:18 639227093141136930
15 ms 205.211.178.224
13 2026-08-19 04:02 639227083449420147
205 ms 205.211.178.224
12 2026-08-19 03:45 639227073771748493
207 ms 205.211.178.224
11 2026-08-19 03:29 639227063977347614
112 ms 205.211.178.224
10 2026-08-19 03:13 639227054253519024
3 ms 205.211.178.224
9 2026-08-19 02:56 639227044381963886
2111 ms 205.211.178.224
8 2026-08-19 02:40 639227034441085514
5 ms 205.211.178.224
7 2026-08-19 01:48 639227003126489968
216 ms 205.211.178.224
6 2026-08-19 01:32 639226993456311614
2113 ms 205.211.178.224
5 2026-08-19 01:16 639226983847312345
111 ms 205.211.178.224
4 2026-08-19 01:00 639226974357874853
239 ms 205.211.178.224
3 2026-08-19 00:44 639226964670484721
212 ms 205.211.178.224
2 2026-08-19 00:28 639226954857899696
10 ms 205.211.178.224
1 2026-08-19 00:11 639226945091603488
205 ms 205.211.178.224