DNS response history for ns1.rackboost.net

ns1.rackboost.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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 336 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 ns1.rackboost.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

336 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

188.166.55.200

Most recently resolved hosting IP on selected date

Successful Responses

74

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 ns1.rackboost.net

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
75 2026-08-19 23:55 639227805445376839
26 ms 188.166.55.200
74 2026-08-19 23:40 639227795899225951
44 ms 188.166.55.200
73 2026-08-19 23:24 639227786351762008
17 ms 188.166.55.200
72 2026-08-19 23:07 639227776640591733
26 ms 188.166.55.200
71 2026-08-19 22:52 639227767128841282
28 ms 188.166.55.200
70 2026-08-19 22:36 639227757477304711
14 ms 188.166.55.200
69 2026-08-19 22:19 639227747572098014
47 ms 188.166.55.200
68 2026-08-19 22:02 639227737588613113
37 ms 188.166.55.200
67 2026-08-19 21:10 639227706134603955
11 ms 188.166.55.200
66 2026-08-19 20:54 639227696589027396
36 ms 188.166.55.200
65 2026-08-19 20:38 639227687097707639
25 ms 188.166.55.200
64 2026-08-19 20:22 639227677474464487
21 ms 188.166.55.200
63 2026-08-19 20:06 639227667767441118
23 ms 188.166.55.200
62 2026-08-19 19:50 639227657984833832
2118 ms 188.166.55.200
61 2026-08-19 19:33 639227648079992640
50 ms 188.166.55.200
60 2026-08-19 19:17 639227638125048441
20 ms 188.166.55.200
59 2026-08-19 19:00 639227628211392142
24 ms 188.166.55.200
58 2026-08-19 18:43 639227618261696275
11 ms 188.166.55.200
57 2026-08-19 18:27 639227608366233645
12 ms 188.166.55.200
56 2026-08-19 18:10 639227598301787588
9 ms 188.166.55.200
55 2026-08-19 17:17 639227566241010716
9 ms 188.166.55.200
54 2026-08-19 17:00 639227556454538959
31 ms 188.166.55.200
53 2026-08-19 16:44 639227546640305542
17 ms 188.166.55.200
52 2026-08-19 16:28 639227536965466472
2037 ms 188.166.55.200
51 2026-08-19 16:11 639227527048658280
42 ms 188.166.55.200
50 2026-08-19 15:55 639227517386634438
20 ms 188.166.55.200
49 2026-08-19 15:39 639227507459551637
3 ms 188.166.55.200
48 2026-08-19 15:22 639227497515595277
58 ms 188.166.55.200
47 2026-08-19 15:05 639227487441798036
2026 ms 188.166.55.200
46 2026-08-19 14:49 639227477445551863
10 ms 188.166.55.200
45 2026-08-19 14:32 639227467297067891
22 ms 188.166.55.200
44 2026-08-19 14:15 639227457057795635
38 ms 188.166.55.200
43 2026-08-19 13:22 639227425244777397
20 ms 188.166.55.200
42 2026-08-19 13:05 639227415422116485
45 ms 188.166.55.200
41 2026-08-19 12:49 639227405307256053
-
40 2026-08-19 12:32 639227395396602630
25 ms 188.166.55.200
39 2026-08-19 12:16 639227385510363611
11 ms 188.166.55.200
38 2026-08-19 11:59 639227375508324850
18 ms 188.166.55.200
37 2026-08-19 11:42 639227365326611906
34 ms 188.166.55.200
36 2026-08-19 11:25 639227355360014208
29 ms 188.166.55.200
35 2026-08-19 11:08 639227345036782165
40 ms 188.166.55.200
34 2026-08-19 10:51 639227334992964533
56 ms 188.166.55.200
33 2026-08-19 10:35 639227324986605572
58 ms 188.166.55.200
32 2026-08-19 10:18 639227314928414539
2068 ms 188.166.55.200
31 2026-08-19 09:25 639227283029182134
13 ms 188.166.55.200
30 2026-08-19 09:09 639227273294779350
20 ms 188.166.55.200
29 2026-08-19 08:52 639227263525231313
28 ms 188.166.55.200
28 2026-08-19 08:36 639227253578313363
4044 ms 188.166.55.200
27 2026-08-19 08:19 639227243649973322
2044 ms 188.166.55.200
26 2026-08-19 08:02 639227233581059317
2087 ms 188.166.55.200
25 2026-08-19 07:46 639227223667352067
464 ms 188.166.55.200
24 2026-08-19 07:29 639227213714837066
53 ms 188.166.55.200
23 2026-08-19 07:13 639227203701208496
148 ms 188.166.55.200
22 2026-08-19 06:56 639227193643202179
9 ms 188.166.55.200
21 2026-08-19 06:39 639227183584431597
5 ms 188.166.55.200
20 2026-08-19 06:22 639227173347403088
2015 ms 188.166.55.200
19 2026-08-19 05:29 639227141523007601
10 ms 188.166.55.200
18 2026-08-19 05:13 639227131785931574
43 ms 188.166.55.200
17 2026-08-19 04:57 639227122176475389
33 ms 188.166.55.200
16 2026-08-19 04:41 639227112668934596
19 ms 188.166.55.200
15 2026-08-19 04:24 639227102773292788
74 ms 188.166.55.200
14 2026-08-19 04:08 639227093141136930
31 ms 188.166.55.200
13 2026-08-19 03:52 639227083449420147
7 ms 188.166.55.200
12 2026-08-19 03:36 639227073771748493
8 ms 188.166.55.200
11 2026-08-19 03:20 639227063977347614
2007 ms 188.166.55.200
10 2026-08-19 03:03 639227054253519024
12 ms 188.166.55.200
9 2026-08-19 02:47 639227044381963886
70 ms 188.166.55.200
8 2026-08-19 02:30 639227034441085514
48 ms 188.166.55.200
7 2026-08-19 01:38 639227003126489968
26 ms 188.166.55.200
6 2026-08-19 01:22 639226993456311614
22 ms 188.166.55.200
5 2026-08-19 01:06 639226983847312345
14 ms 188.166.55.200
4 2026-08-19 00:50 639226974357874853
2065 ms 188.166.55.200
3 2026-08-19 00:34 639226964670484721
23 ms 188.166.55.200
2 2026-08-19 00:18 639226954857899696
30 ms 188.166.55.200
1 2026-08-19 00:02 639226945091603488
42 ms 188.166.55.200