DNS response history for ns1.rackdc.com

ns1.rackdc.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 2026-08-13. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 373 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.rackdc.com.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

373 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

185.35.21.245

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns1.rackdc.com

Showing DNS history for 2026-08-13 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
71 2026-08-13 23:45 639222608688333012
99 ms 185.35.21.245
70 2026-08-13 23:28 639222598741756356
105 ms 185.35.21.245
69 2026-08-13 23:11 639222588615244093
99 ms 185.35.21.245
68 2026-08-13 22:18 639222556495289724
1599 ms 185.35.21.245
67 2026-08-13 22:01 639222546477917698
102 ms 185.35.21.245
66 2026-08-13 21:44 639222536257653790
1615 ms 185.35.21.245
65 2026-08-13 21:27 639222525833084485
109 ms 185.35.21.245
64 2026-08-13 21:09 639222515446085004
2 ms 185.35.21.245
63 2026-08-13 20:52 639222505166766781
3 ms 185.35.21.245
62 2026-08-13 20:35 639222494930541001
99 ms 185.35.21.245
61 2026-08-13 20:18 639222484469216890
106 ms 185.35.21.245
60 2026-08-13 20:01 639222474270039940
105 ms 185.35.21.245
59 2026-08-13 19:44 639222464005587385
108 ms 185.35.21.245
58 2026-08-13 19:26 639222453485975041
105 ms 185.35.21.245
57 2026-08-13 19:08 639222442984828770
106 ms 185.35.21.245
56 2026-08-13 18:14 639222410191353397
102 ms 185.35.21.245
55 2026-08-13 17:57 639222399952628376
105 ms 185.35.21.245
54 2026-08-13 17:40 639222389608608647
125 ms 185.35.21.245
53 2026-08-13 17:22 639222379604012481
101 ms 185.35.21.245
52 2026-08-13 17:06 639222369372672858
105 ms 185.35.21.245
51 2026-08-13 16:49 639222359096909298
105 ms 185.35.21.245
50 2026-08-13 16:31 639222348814301655
114 ms 185.35.21.245
49 2026-08-13 16:14 639222338608331104
3558 ms 185.35.21.245
48 2026-08-13 15:57 639222328204609760
1610 ms 185.35.21.245
47 2026-08-13 15:40 639222317859759909
103 ms 185.35.21.245
46 2026-08-13 15:23 639222307560137918
112 ms 185.35.21.245
45 2026-08-13 15:05 639222297274357149
103 ms 185.35.21.245
44 2026-08-13 14:13 639222265004477827
102 ms 185.35.21.245
43 2026-08-13 13:56 639222255176583683
99 ms 185.35.21.245
42 2026-08-13 13:40 639222245340146131
103 ms 185.35.21.245
41 2026-08-13 13:24 639222235662219956
112 ms 185.35.21.245
40 2026-08-13 13:08 639222225817223284
101 ms 185.35.21.245
39 2026-08-13 12:51 639222216341869648
102 ms 185.35.21.245
38 2026-08-13 12:35 639222206848442189
96 ms 185.35.21.245
37 2026-08-13 12:20 639222197538963225
103 ms 185.35.21.245
36 2026-08-13 12:04 639222188113685569
117 ms 185.35.21.245
35 2026-08-13 11:48 639222178880138458
105 ms 185.35.21.245
34 2026-08-13 11:33 639222169343013317
109 ms 185.35.21.245
33 2026-08-13 11:17 639222159910600596
102 ms 185.35.21.245
32 2026-08-13 10:25 639222128676274866
103 ms 185.35.21.245
31 2026-08-13 10:09 639222119169781983
110 ms 185.35.21.245
30 2026-08-13 09:54 639222109996148889
102 ms 185.35.21.245
29 2026-08-13 09:38 639222100791323799
99 ms 185.35.21.245
28 2026-08-13 09:23 639222091647893142
1562 ms 185.35.21.245
27 2026-08-13 09:08 639222082524717649
101 ms 185.35.21.245
26 2026-08-13 08:53 639222073378630456
100 ms 185.35.21.245
25 2026-08-13 08:38 639222064537306701
1264 ms 185.35.21.245
24 2026-08-13 08:23 639222055409471864
105 ms 185.35.21.245
23 2026-08-13 08:08 639222046117152411
103 ms 185.35.21.245
22 2026-08-13 07:52 639222036915107067
100 ms 185.35.21.245
21 2026-08-13 07:37 639222027654889141
111 ms 185.35.21.245
20 2026-08-13 06:45 639221996824612035
685 ms 185.35.21.245
19 2026-08-13 06:30 639221987863418113
64 ms 185.35.21.245
18 2026-08-13 06:15 639221979006823112
99 ms 185.35.21.245
17 2026-08-13 06:00 639221970068466615
3622 ms 185.35.21.245
16 2026-08-13 05:45 639221961001585139
3 ms 185.35.21.245
15 2026-08-13 05:30 639221952104046397
2 ms 185.35.21.245
14 2026-08-13 05:15 639221943247694484
1633 ms 185.35.21.245
13 2026-08-13 05:01 639221934603388241
59 ms 185.35.21.245
12 2026-08-13 04:46 639221925729273358
107 ms 185.35.21.245
11 2026-08-13 04:31 639221916777813401
683 ms 185.35.21.245
10 2026-08-13 04:16 639221907816913910
2 ms 185.35.21.245
9 2026-08-13 04:01 639221898639694322
682 ms 185.35.21.245
8 2026-08-13 03:10 639221868257567489
684 ms 185.35.21.245
7 2026-08-13 02:55 639221859270235608
3 ms 185.35.21.245
6 2026-08-13 02:40 639221850184464515
101 ms 185.35.21.245
5 2026-08-13 02:25 639221841141973425
9 ms 185.35.21.245
4 2026-08-13 01:34 639221810548753083
5 ms 185.35.21.245
3 2026-08-13 01:19 639221801656796262
2128 ms 185.35.21.245
2 2026-08-13 01:04 639221792658715334
104 ms 185.35.21.245
1 2026-08-13 00:49 639221783571379176
98 ms 185.35.21.245