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 2026-08-23. For this date, NameServerHistory found 150 DNS check records, 150 successful responses, 0 failed responses, and 142 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

150

Historical checks stored for this nameserver on selected date

Average Latency

142 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:44

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

150

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 2026-08-23 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
150 2026-08-23 23:44 639231254406598736
157 ms 13.248.169.48
149 2026-08-23 23:44 639231254406598736
157 ms 76.223.54.146
148 2026-08-23 23:28 639231244697865594
51 ms 76.223.54.146
147 2026-08-23 23:28 639231244697865594
51 ms 13.248.169.48
146 2026-08-23 23:12 639231234893504693
46 ms 76.223.54.146
145 2026-08-23 23:12 639231234893504693
46 ms 13.248.169.48
144 2026-08-23 22:55 639231225024549139
14 ms 13.248.169.48
143 2026-08-23 22:55 639231225024549139
14 ms 76.223.54.146
142 2026-08-23 22:38 639231214931957622
11 ms 13.248.169.48
141 2026-08-23 22:38 639231214931957622
11 ms 76.223.54.146
140 2026-08-23 22:22 639231204962010549
29 ms 76.223.54.146
139 2026-08-23 22:22 639231204962010549
29 ms 13.248.169.48
138 2026-08-23 22:05 639231195170138463
8 ms 76.223.54.146
137 2026-08-23 22:05 639231195170138463
8 ms 13.248.169.48
136 2026-08-23 21:49 639231185235020577
3 ms 13.248.169.48
135 2026-08-23 21:49 639231185235020577
3 ms 76.223.54.146
134 2026-08-23 21:33 639231175558690075
13 ms 76.223.54.146
133 2026-08-23 21:33 639231175558690075
13 ms 13.248.169.48
132 2026-08-23 21:16 639231165610444012
24 ms 76.223.54.146
131 2026-08-23 21:16 639231165610444012
24 ms 13.248.169.48
130 2026-08-23 20:23 639231133806425363
38 ms 76.223.54.146
129 2026-08-23 20:23 639231133806425363
38 ms 13.248.169.48
128 2026-08-23 20:07 639231124203758023
32 ms 13.248.169.48
127 2026-08-23 20:07 639231124203758023
32 ms 76.223.54.146
126 2026-08-23 19:51 639231114428262706
20 ms 76.223.54.146
125 2026-08-23 19:51 639231114428262706
20 ms 13.248.169.48
124 2026-08-23 19:35 639231104662480065
21 ms 76.223.54.146
123 2026-08-23 19:35 639231104662480065
21 ms 13.248.169.48
122 2026-08-23 19:18 639231094840372018
2036 ms 76.223.54.146
121 2026-08-23 19:18 639231094840372018
2036 ms 13.248.169.48
120 2026-08-23 19:02 639231085024583224
48 ms 76.223.54.146
119 2026-08-23 19:02 639231085024583224
48 ms 13.248.169.48
118 2026-08-23 18:46 639231075257417427
90 ms 76.223.54.146
117 2026-08-23 18:46 639231075257417427
90 ms 13.248.169.48
116 2026-08-23 18:29 639231065516009503
17 ms 76.223.54.146
115 2026-08-23 18:29 639231065516009503
17 ms 13.248.169.48
114 2026-08-23 18:13 639231055805348837
37 ms 13.248.169.48
113 2026-08-23 18:13 639231055805348837
37 ms 76.223.54.146
112 2026-08-23 17:57 639231045980373765
88 ms 76.223.54.146
111 2026-08-23 17:57 639231045980373765
88 ms 13.248.169.48
110 2026-08-23 17:40 639231035984577527
17 ms 76.223.54.146
109 2026-08-23 17:40 639231035984577527
17 ms 13.248.169.48
108 2026-08-23 17:23 639231025928115303
14 ms 76.223.54.146
107 2026-08-23 17:23 639231025928115303
14 ms 13.248.169.48
106 2026-08-23 16:31 639230994250157583
19 ms 76.223.54.146
105 2026-08-23 16:31 639230994250157583
19 ms 13.248.169.48
104 2026-08-23 16:14 639230984476411369
7 ms 13.248.169.48
103 2026-08-23 16:14 639230984476411369
7 ms 76.223.54.146
102 2026-08-23 15:58 639230974838373450
44 ms 76.223.54.146
101 2026-08-23 15:58 639230974838373450
44 ms 13.248.169.48
100 2026-08-23 15:42 639230965244277645
100 ms 13.248.169.48
99 2026-08-23 15:42 639230965244277645
100 ms 76.223.54.146
98 2026-08-23 15:26 639230955522101820
24 ms 13.248.169.48
97 2026-08-23 15:26 639230955522101820
24 ms 76.223.54.146
96 2026-08-23 15:10 639230945754521603
20 ms 76.223.54.146
95 2026-08-23 15:10 639230945754521603
20 ms 13.248.169.48
94 2026-08-23 14:53 639230935852040504
13 ms 76.223.54.146
93 2026-08-23 14:53 639230935852040504
13 ms 13.248.169.48
92 2026-08-23 14:37 639230926222061048
18 ms 76.223.54.146
91 2026-08-23 14:37 639230926222061048
18 ms 13.248.169.48
90 2026-08-23 14:21 639230916449726907
3 ms 76.223.54.146
89 2026-08-23 14:21 639230916449726907
3 ms 13.248.169.48
88 2026-08-23 14:04 639230906595053086
2029 ms 13.248.169.48
87 2026-08-23 14:04 639230906595053086
2029 ms 76.223.54.146
86 2026-08-23 13:48 639230896680429441
26 ms 76.223.54.146
85 2026-08-23 13:48 639230896680429441
26 ms 13.248.169.48
84 2026-08-23 13:31 639230886630210965
15 ms 13.248.169.48
83 2026-08-23 13:31 639230886630210965
15 ms 76.223.54.146
82 2026-08-23 12:39 639230855430405719
37 ms 76.223.54.146
81 2026-08-23 12:39 639230855430405719
37 ms 13.248.169.48
80 2026-08-23 12:23 639230845707499136
33 ms 13.248.169.48
79 2026-08-23 12:23 639230845707499136
33 ms 76.223.54.146
78 2026-08-23 12:07 639230836186805419
21 ms 76.223.54.146
77 2026-08-23 12:07 639230836186805419
21 ms 13.248.169.48
76 2026-08-23 11:51 639230826493828316
28 ms 76.223.54.146
75 2026-08-23 11:51 639230826493828316
28 ms 13.248.169.48
74 2026-08-23 11:35 639230816817882996
122 ms 76.223.54.146
73 2026-08-23 11:35 639230816817882996
122 ms 13.248.169.48
72 2026-08-23 11:18 639230806933854189
107 ms 13.248.169.48
71 2026-08-23 11:18 639230806933854189
107 ms 76.223.54.146
70 2026-08-23 11:02 639230797120243854
11 ms 76.223.54.146
69 2026-08-23 11:02 639230797120243854
11 ms 13.248.169.48
68 2026-08-23 10:46 639230787310272840
12 ms 76.223.54.146
67 2026-08-23 10:46 639230787310272840
12 ms 13.248.169.48
66 2026-08-23 10:29 639230777600173142
100 ms 76.223.54.146
65 2026-08-23 10:29 639230777600173142
100 ms 13.248.169.48
64 2026-08-23 10:13 639230767665024593
39 ms 76.223.54.146
63 2026-08-23 10:13 639230767665024593
39 ms 13.248.169.48
62 2026-08-23 09:56 639230757720962293
2017 ms 13.248.169.48
61 2026-08-23 09:56 639230757720962293
2017 ms 76.223.54.146
60 2026-08-23 09:40 639230747722189784
49 ms 76.223.54.146
59 2026-08-23 09:40 639230747722189784
49 ms 13.248.169.48
58 2026-08-23 08:47 639230716313923480
41 ms 13.248.169.48
57 2026-08-23 08:47 639230716313923480
41 ms 76.223.54.146
56 2026-08-23 08:31 639230706813835990
36 ms 13.248.169.48
55 2026-08-23 08:31 639230706813835990
36 ms 76.223.54.146
54 2026-08-23 08:15 639230696871062203
41 ms 76.223.54.146
53 2026-08-23 08:15 639230696871062203
41 ms 13.248.169.48
52 2026-08-23 07:59 639230687142781616
26 ms 13.248.169.48
51 2026-08-23 07:59 639230687142781616
26 ms 76.223.54.146
50 2026-08-23 07:43 639230677432142227
7 ms 76.223.54.146
49 2026-08-23 07:43 639230677432142227
7 ms 13.248.169.48
48 2026-08-23 07:26 639230667686258061
19 ms 76.223.54.146
47 2026-08-23 07:26 639230667686258061
19 ms 13.248.169.48
46 2026-08-23 07:10 639230658039243685
33 ms 76.223.54.146
45 2026-08-23 07:10 639230658039243685
33 ms 13.248.169.48
44 2026-08-23 06:54 639230648468473803
14 ms 13.248.169.48
43 2026-08-23 06:54 639230648468473803
14 ms 76.223.54.146
42 2026-08-23 06:38 639230638829658294
26 ms 76.223.54.146
41 2026-08-23 06:38 639230638829658294
26 ms 13.248.169.48
40 2026-08-23 06:22 639230629247017617
39 ms 76.223.54.146
39 2026-08-23 06:22 639230629247017617
39 ms 13.248.169.48
38 2026-08-23 06:06 639230619625318239
58 ms 76.223.54.146
37 2026-08-23 06:06 639230619625318239
58 ms 13.248.169.48
36 2026-08-23 05:50 639230609697630264
29 ms 76.223.54.146
35 2026-08-23 05:50 639230609697630264
29 ms 13.248.169.48
34 2026-08-23 04:58 639230578570131864
10 ms 76.223.54.146
33 2026-08-23 04:58 639230578570131864
10 ms 13.248.169.48
32 2026-08-23 04:42 639230568958963168
171 ms 13.248.169.48
31 2026-08-23 04:42 639230568958963168
171 ms 76.223.54.146
30 2026-08-23 04:26 639230559287611211
3 ms 13.248.169.48
29 2026-08-23 04:26 639230559287611211
3 ms 76.223.54.146
28 2026-08-23 04:09 639230549524312030
3 ms 76.223.54.146
27 2026-08-23 04:09 639230549524312030
3 ms 13.248.169.48
26 2026-08-23 03:53 639230539739801669
11 ms 76.223.54.146
25 2026-08-23 03:53 639230539739801669
11 ms 13.248.169.48
24 2026-08-23 03:37 639230530084069375
21 ms 76.223.54.146
23 2026-08-23 03:37 639230530084069375
21 ms 13.248.169.48
22 2026-08-23 03:21 639230520362691441
9 ms 76.223.54.146
21 2026-08-23 03:21 639230520362691441
9 ms 13.248.169.48
20 2026-08-23 03:05 639230510677194518
3 ms 13.248.169.48
19 2026-08-23 03:05 639230510677194518
3 ms 76.223.54.146
18 2026-08-23 02:49 639230501156002646
37 ms 13.248.169.48
17 2026-08-23 02:49 639230501156002646
37 ms 76.223.54.146
16 2026-08-23 02:33 639230491502198541
25 ms 76.223.54.146
15 2026-08-23 02:33 639230491502198541
25 ms 13.248.169.48
14 2026-08-23 02:17 639230481860318494
46 ms 13.248.169.48
13 2026-08-23 02:17 639230481860318494
46 ms 76.223.54.146
12 2026-08-23 02:00 639230471893008575
28 ms 76.223.54.146
11 2026-08-23 02:00 639230471893008575
28 ms 13.248.169.48
10 2026-08-23 01:07 639230440030877421
21 ms 76.223.54.146
9 2026-08-23 01:07 639230440030877421
21 ms 13.248.169.48
8 2026-08-23 00:51 639230430479725508
16 ms 76.223.54.146
7 2026-08-23 00:51 639230430479725508
16 ms 13.248.169.48
6 2026-08-23 00:35 639230420875160219
2031 ms 13.248.169.48
5 2026-08-23 00:35 639230420875160219
2031 ms 76.223.54.146
4 2026-08-23 00:19 639230411240692575
142 ms 76.223.54.146
3 2026-08-23 00:19 639230411240692575
142 ms 13.248.169.48
2 2026-08-23 00:03 639230401550806607
24 ms 13.248.169.48
1 2026-08-23 00:03 639230401550806607
24 ms 76.223.54.146