DNS response history for ns.bookcase.com

ns.bookcase.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 2026-08-24. For this date, NameServerHistory found 52 DNS check records, 52 successful responses, 0 failed responses, and 257 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.bookcase.com.
Records on Selected Date

52

Historical checks stored for this nameserver on selected date

Average Latency

257 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 10:30

All timestamps shown in UTC

Latest Resolved IP on Selected Date

13.248.169.48

Most recently resolved hosting IP on selected date

Successful Responses

52

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.bookcase.com

Showing DNS history for 2026-08-24 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
52 2026-08-24 10:30 639231641791249939
54 ms 13.248.169.48
51 2026-08-24 10:30 639231641791249939
54 ms 76.223.54.146
50 2026-08-24 10:13 639231631866211033
10 ms 13.248.169.48
49 2026-08-24 10:13 639231631866211033
10 ms 76.223.54.146
48 2026-08-24 09:56 639231621644955316
4 ms 13.248.169.48
47 2026-08-24 09:56 639231621644955316
4 ms 76.223.54.146
46 2026-08-24 09:39 639231611478799259
10 ms 76.223.54.146
45 2026-08-24 09:39 639231611478799259
10 ms 13.248.169.48
44 2026-08-24 08:47 639231579923718211
13 ms 13.248.169.48
43 2026-08-24 08:47 639231579923718211
13 ms 76.223.54.146
42 2026-08-24 08:30 639231569810702936
19 ms 76.223.54.146
41 2026-08-24 08:30 639231569810702936
19 ms 13.248.169.48
40 2026-08-24 08:13 639231559762411619
21 ms 76.223.54.146
39 2026-08-24 08:13 639231559762411619
21 ms 13.248.169.48
38 2026-08-24 07:56 639231549663595407
24 ms 13.248.169.48
37 2026-08-24 07:56 639231549663595407
24 ms 76.223.54.146
36 2026-08-24 07:04 639231518076817246
10 ms 76.223.54.146
35 2026-08-24 07:04 639231518076817246
10 ms 13.248.169.48
34 2026-08-24 06:47 639231508078650885
39 ms 76.223.54.146
33 2026-08-24 06:47 639231508078650885
39 ms 13.248.169.48
32 2026-08-24 06:31 639231498210697093
17 ms 76.223.54.146
31 2026-08-24 06:31 639231498210697093
17 ms 13.248.169.48
30 2026-08-24 06:14 639231488109699360
11 ms 76.223.54.146
29 2026-08-24 06:14 639231488109699360
11 ms 13.248.169.48
28 2026-08-24 05:21 639231456772510692
2050 ms 76.223.54.146
27 2026-08-24 05:21 639231456772510692
2050 ms 13.248.169.48
26 2026-08-24 05:05 639231447084631185
15 ms 76.223.54.146
25 2026-08-24 05:05 639231447084631185
15 ms 13.248.169.48
24 2026-08-24 04:49 639231437208519473
27 ms 76.223.54.146
23 2026-08-24 04:49 639231437208519473
27 ms 13.248.169.48
22 2026-08-24 04:32 639231427209627490
2014 ms 13.248.169.48
21 2026-08-24 04:32 639231427209627490
2014 ms 76.223.54.146
20 2026-08-24 03:40 639231395791246644
2015 ms 13.248.169.48
19 2026-08-24 03:40 639231395791246644
2015 ms 76.223.54.146
18 2026-08-24 03:24 639231386075551458
2 ms 13.248.169.48
17 2026-08-24 03:24 639231386075551458
2 ms 76.223.54.146
16 2026-08-24 03:07 639231376208713791
17 ms 76.223.54.146
15 2026-08-24 03:07 639231376208713791
17 ms 13.248.169.48
14 2026-08-24 02:50 639231366170589276
33 ms 13.248.169.48
13 2026-08-24 02:50 639231366170589276
33 ms 76.223.54.146
12 2026-08-24 01:58 639231334732159368
24 ms 76.223.54.146
11 2026-08-24 01:58 639231334732159368
24 ms 13.248.169.48
10 2026-08-24 01:42 639231325035670078
28 ms 76.223.54.146
9 2026-08-24 01:42 639231325035670078
28 ms 13.248.169.48
8 2026-08-24 01:25 639231315132253837
18 ms 76.223.54.146
7 2026-08-24 01:25 639231315132253837
18 ms 13.248.169.48
6 2026-08-24 01:09 639231305014280808
148 ms 13.248.169.48
5 2026-08-24 01:09 639231305014280808
148 ms 76.223.54.146
4 2026-08-24 00:16 639231273779380675
16 ms 76.223.54.146
3 2026-08-24 00:16 639231273779380675
16 ms 13.248.169.48
2 2026-08-24 00:00 639231264180839154
35 ms 76.223.54.146
1 2026-08-24 00:00 639231264180839154
35 ms 13.248.169.48