DNS response history for dns4.robustdns.com

dns4.robustdns.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 841 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 dns4.robustdns.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

841 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

72.9.156.90

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 dns4.robustdns.com

Showing DNS history for 2026-08-22 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 2026-08-22 23:44 639230382051619327
3 ms 72.9.156.90
73 2026-08-22 23:28 639230372323353529
3 ms 72.9.156.90
72 2026-08-22 23:12 639230362586451064
3 ms 72.9.156.90
71 2026-08-22 22:56 639230352793666303
3622 ms 72.9.156.90
70 2026-08-22 22:39 639230342775737758
3 ms 72.9.156.90
69 2026-08-22 22:23 639230332639939561
4129 ms 72.9.156.90
68 2026-08-22 21:29 639230301014190104
2 ms 72.9.156.90
67 2026-08-22 21:13 639230291048161498
4 ms 72.9.156.90
66 2026-08-22 20:56 639230280894353664
3753 ms 72.9.156.90
65 2026-08-22 20:39 639230270699419073
2245 ms 72.9.156.90
64 2026-08-22 20:22 639230260248163050
3 ms 72.9.156.90
63 2026-08-22 20:05 639230250122494282
4 ms 72.9.156.90
62 2026-08-22 19:48 639230239972935046
3 ms 72.9.156.90
61 2026-08-22 19:31 639230229963262464
4 ms 72.9.156.90
60 2026-08-22 19:14 639230220033804658
4 ms 72.9.156.90
59 2026-08-22 18:58 639230209891107289
2126 ms 72.9.156.90
58 2026-08-22 18:41 639230199630298717
2128 ms 72.9.156.90
57 2026-08-22 18:24 639230189301984150
2007 ms 72.9.156.90
56 2026-08-22 17:30 639230157138468804
4 ms 72.9.156.90
55 2026-08-22 17:13 639230146987869495
3 ms 72.9.156.90
54 2026-08-22 16:56 639230136768638516
2 ms 72.9.156.90
53 2026-08-22 16:39 639230126735907877
4 ms 72.9.156.90
52 2026-08-22 16:22 639230116551187768
2 ms 72.9.156.90
51 2026-08-22 16:05 639230106335615913
2 ms 72.9.156.90
50 2026-08-22 15:48 639230096177758176
3 ms 72.9.156.90
49 2026-08-22 15:31 639230086185999993
4 ms 72.9.156.90
48 2026-08-22 15:15 639230076247854903
2126 ms 72.9.156.90
47 2026-08-22 14:58 639230066076077530
3675 ms 72.9.156.90
46 2026-08-22 14:41 639230055738197328
2151 ms 72.9.156.90
45 2026-08-22 14:24 639230045411225521
3754 ms 72.9.156.90
44 2026-08-22 13:30 639230013046000470
4 ms 72.9.156.90
43 2026-08-22 13:13 639230003090037878
4 ms 72.9.156.90
42 2026-08-22 12:56 639229993008259475
4 ms 72.9.156.90
41 2026-08-22 12:40 639229982909449470
3 ms 72.9.156.90
40 2026-08-22 12:23 639229973035502212
2 ms 72.9.156.90
39 2026-08-22 12:06 639229963064296145
3 ms 72.9.156.90
38 2026-08-22 11:50 639229952996162143
3 ms 72.9.156.90
37 2026-08-22 11:33 639229943051949195
2136 ms 72.9.156.90
36 2026-08-22 11:16 639229932919214934
4150 ms 72.9.156.90
35 2026-08-22 10:59 639229922745889838
2009 ms 72.9.156.90
34 2026-08-22 10:42 639229912587214796
2 ms 72.9.156.90
33 2026-08-22 10:25 639229902240004454
2 ms 72.9.156.90
32 2026-08-22 09:32 639229870800501662
4 ms 72.9.156.90
31 2026-08-22 09:16 639229861058384956
2182 ms 72.9.156.90
30 2026-08-22 09:00 639229851158592604
3 ms 72.9.156.90
29 2026-08-22 08:43 639229841475569629
4 ms 72.9.156.90
28 2026-08-22 08:27 639229831887658471
3 ms 72.9.156.90
27 2026-08-22 08:11 639229822043670346
4 ms 72.9.156.90
26 2026-08-22 07:55 639229812327913936
4133 ms 72.9.156.90
25 2026-08-22 07:39 639229802629488686
12 ms 72.9.156.90
24 2026-08-22 07:22 639229793051447309
2033 ms 72.9.156.90
23 2026-08-22 07:06 639229783303531961
3 ms 72.9.156.90
22 2026-08-22 06:50 639229773458051942
3 ms 72.9.156.90
21 2026-08-22 06:33 639229763373848056
4 ms 72.9.156.90
20 2026-08-22 05:41 639229732140622809
4 ms 72.9.156.90
19 2026-08-22 05:25 639229722699695967
3 ms 72.9.156.90
18 2026-08-22 05:09 639229713097498075
2 ms 72.9.156.90
17 2026-08-22 04:53 639229703543969637
2 ms 72.9.156.90
16 2026-08-22 04:37 639229693970392873
3 ms 72.9.156.90
15 2026-08-22 04:21 639229684277329469
3739 ms 72.9.156.90
14 2026-08-22 04:05 639229674501596661
2 ms 72.9.156.90
13 2026-08-22 03:49 639229665064441147
6 ms 72.9.156.90
12 2026-08-22 03:33 639229655507536872
3822 ms 72.9.156.90
11 2026-08-22 03:17 639229645849603111
2 ms 72.9.156.90
10 2026-08-22 03:01 639229636090497453
2 ms 72.9.156.90
9 2026-08-22 02:45 639229625978544281
2007 ms 72.9.156.90
8 2026-08-22 01:52 639229594644662176
3 ms 72.9.156.90
7 2026-08-22 01:36 639229585214633065
3 ms 72.9.156.90
6 2026-08-22 01:20 639229575581042175
4 ms 72.9.156.90
5 2026-08-22 01:04 639229565912268962
3 ms 72.9.156.90
4 2026-08-22 00:48 639229556237813203
3 ms 72.9.156.90
3 2026-08-22 00:32 639229546625802518
4 ms 72.9.156.90
2 2026-08-22 00:16 639229537172016621
2009 ms 72.9.156.90
1 2026-08-22 00:00 639229527598660841
2123 ms 72.9.156.90