DNS response history for ns1.backboulder.com

ns1.backboulder.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 73 DNS check records, 73 successful responses, 0 failed responses, and 217 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.backboulder.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

217 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

66.85.132.25

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 ns1.backboulder.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
73 2026-08-22 23:44 639230382051619327
2164 ms 66.85.132.25
72 2026-08-22 23:28 639230372323353529
3 ms 66.85.132.25
71 2026-08-22 23:11 639230362586451064
2 ms 66.85.132.25
70 2026-08-22 22:55 639230352793666303
3 ms 66.85.132.25
69 2026-08-22 22:39 639230342775737758
295 ms 66.85.132.25
68 2026-08-22 22:22 639230332639939561
296 ms 66.85.132.25
67 2026-08-22 21:29 639230301014190104
166 ms 66.85.132.25
66 2026-08-22 21:12 639230291048161498
298 ms 66.85.132.25
65 2026-08-22 20:56 639230280894353664
4 ms 66.85.132.25
64 2026-08-22 20:39 639230270699419073
3 ms 66.85.132.25
63 2026-08-22 20:22 639230260248163050
302 ms 66.85.132.25
62 2026-08-22 20:04 639230250122494282
3 ms 66.85.132.25
61 2026-08-22 19:47 639230239972935046
316 ms 66.85.132.25
60 2026-08-22 19:30 639230229963262464
298 ms 66.85.132.25
59 2026-08-22 19:14 639230220033804658
298 ms 66.85.132.25
58 2026-08-22 18:57 639230209891107289
4 ms 66.85.132.25
57 2026-08-22 18:40 639230199630298717
297 ms 66.85.132.25
56 2026-08-22 18:23 639230189301984150
300 ms 66.85.132.25
55 2026-08-22 17:29 639230157138468804
6 ms 66.85.132.25
54 2026-08-22 17:12 639230146987869495
306 ms 66.85.132.25
53 2026-08-22 16:56 639230136768638516
293 ms 66.85.132.25
52 2026-08-22 16:39 639230126735907877
175 ms 66.85.132.25
51 2026-08-22 16:22 639230116551187768
298 ms 66.85.132.25
50 2026-08-22 16:05 639230106335615913
3 ms 66.85.132.25
49 2026-08-22 15:48 639230096177758176
297 ms 66.85.132.25
48 2026-08-22 15:31 639230086185999993
4 ms 66.85.132.25
47 2026-08-22 15:14 639230076247854903
310 ms 66.85.132.25
46 2026-08-22 14:58 639230066076077530
4 ms 66.85.132.25
45 2026-08-22 14:41 639230055738197328
298 ms 66.85.132.25
44 2026-08-22 14:23 639230045411225521
294 ms 66.85.132.25
43 2026-08-22 13:29 639230013046000470
9 ms 66.85.132.25
42 2026-08-22 13:12 639230003090037878
300 ms 66.85.132.25
41 2026-08-22 12:56 639229993008259475
296 ms 66.85.132.25
40 2026-08-22 12:39 639229982909449470
303 ms 66.85.132.25
39 2026-08-22 12:22 639229973035502212
303 ms 66.85.132.25
38 2026-08-22 12:06 639229963064296145
293 ms 66.85.132.25
37 2026-08-22 11:49 639229952996162143
304 ms 66.85.132.25
36 2026-08-22 11:32 639229943051949195
293 ms 66.85.132.25
35 2026-08-22 11:16 639229932919214934
299 ms 66.85.132.25
34 2026-08-22 10:59 639229922745889838
3 ms 66.85.132.25
33 2026-08-22 10:42 639229912587214796
4 ms 66.85.132.25
32 2026-08-22 10:25 639229902240004454
303 ms 66.85.132.25
31 2026-08-22 09:32 639229870800501662
164 ms 66.85.132.25
30 2026-08-22 09:15 639229861058384956
2 ms 66.85.132.25
29 2026-08-22 08:59 639229851158592604
4 ms 66.85.132.25
28 2026-08-22 08:43 639229841475569629
4 ms 66.85.132.25
27 2026-08-22 08:27 639229831887658471
2 ms 66.85.132.25
26 2026-08-22 08:11 639229822043670346
312 ms 66.85.132.25
25 2026-08-22 07:54 639229812327913936
2212 ms 66.85.132.25
24 2026-08-22 07:38 639229802629488686
3 ms 66.85.132.25
23 2026-08-22 07:22 639229793051447309
299 ms 66.85.132.25
22 2026-08-22 07:06 639229783303531961
303 ms 66.85.132.25
21 2026-08-22 06:49 639229773458051942
292 ms 66.85.132.25
20 2026-08-22 06:33 639229763373848056
312 ms 66.85.132.25
19 2026-08-22 05:40 639229732140622809
164 ms 66.85.132.25
18 2026-08-22 05:24 639229722699695967
3 ms 66.85.132.25
17 2026-08-22 05:09 639229713097498075
4 ms 66.85.132.25
16 2026-08-22 04:53 639229703543969637
163 ms 66.85.132.25
15 2026-08-22 04:37 639229693970392873
161 ms 66.85.132.25
14 2026-08-22 04:21 639229684277329469
2 ms 66.85.132.25
13 2026-08-22 04:05 639229674501596661
3 ms 66.85.132.25
12 2026-08-22 03:48 639229665064441147
295 ms 66.85.132.25
11 2026-08-22 03:33 639229655507536872
305 ms 66.85.132.25
10 2026-08-22 03:17 639229645849603111
3 ms 66.85.132.25
9 2026-08-22 03:00 639229636090497453
176 ms 66.85.132.25
8 2026-08-22 02:44 639229625978544281
312 ms 66.85.132.25
7 2026-08-22 01:51 639229594644662176
2 ms 66.85.132.25
6 2026-08-22 01:35 639229585214633065
3 ms 66.85.132.25
5 2026-08-22 01:20 639229575581042175
3 ms 66.85.132.25
4 2026-08-22 01:04 639229565912268962
2 ms 66.85.132.25
3 2026-08-22 00:47 639229556237813203
4 ms 66.85.132.25
2 2026-08-22 00:31 639229546625802518
3 ms 66.85.132.25
1 2026-08-22 00:15 639229537172016621
300 ms 66.85.132.25