DNS response history for ns1.core-hostresolver.net

ns1.core-hostresolver.net 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 277 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.core-hostresolver.net.
Records on Selected Date

150

Historical checks stored for this nameserver on selected date

Average Latency

277 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

23.128.160.245

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 ns1.core-hostresolver.net

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 23:53 639231254406598736
218 ms 23.128.160.245
149 2026-08-23 23:53 639231254406598736
218 ms 23.128.160.246
148 2026-08-23 23:37 639231244697865594
112 ms 23.128.160.246
147 2026-08-23 23:37 639231244697865594
112 ms 23.128.160.245
146 2026-08-23 23:20 639231234893504693
106 ms 23.128.160.245
145 2026-08-23 23:20 639231234893504693
106 ms 23.128.160.246
144 2026-08-23 23:04 639231225024549139
119 ms 23.128.160.246
143 2026-08-23 23:04 639231225024549139
119 ms 23.128.160.245
142 2026-08-23 22:47 639231214931957622
104 ms 23.128.160.245
141 2026-08-23 22:47 639231214931957622
104 ms 23.128.160.246
140 2026-08-23 22:30 639231204962010549
224 ms 23.128.160.245
139 2026-08-23 22:30 639231204962010549
224 ms 23.128.160.246
138 2026-08-23 22:14 639231195170138463
161 ms 23.128.160.246
137 2026-08-23 22:14 639231195170138463
161 ms 23.128.160.245
136 2026-08-23 21:58 639231185235020577
219 ms 23.128.160.246
135 2026-08-23 21:58 639231185235020577
219 ms 23.128.160.245
134 2026-08-23 21:41 639231175558690075
234 ms 23.128.160.245
133 2026-08-23 21:41 639231175558690075
234 ms 23.128.160.246
132 2026-08-23 21:25 639231165610444012
546 ms 23.128.160.245
131 2026-08-23 21:25 639231165610444012
546 ms 23.128.160.246
130 2026-08-23 20:32 639231133806425363
176 ms 23.128.160.246
129 2026-08-23 20:32 639231133806425363
176 ms 23.128.160.245
128 2026-08-23 20:16 639231124203758023
219 ms 23.128.160.246
127 2026-08-23 20:16 639231124203758023
219 ms 23.128.160.245
126 2026-08-23 19:59 639231114428262706
120 ms 23.128.160.246
125 2026-08-23 19:59 639231114428262706
120 ms 23.128.160.245
124 2026-08-23 19:43 639231104662480065
242 ms 23.128.160.246
123 2026-08-23 19:43 639231104662480065
242 ms 23.128.160.245
122 2026-08-23 19:27 639231094840372018
230 ms 23.128.160.245
121 2026-08-23 19:27 639231094840372018
230 ms 23.128.160.246
120 2026-08-23 19:11 639231085024583224
222 ms 23.128.160.245
119 2026-08-23 19:11 639231085024583224
222 ms 23.128.160.246
118 2026-08-23 18:54 639231075257417427
213 ms 23.128.160.246
117 2026-08-23 18:54 639231075257417427
213 ms 23.128.160.245
116 2026-08-23 18:38 639231065516009503
212 ms 23.128.160.246
115 2026-08-23 18:38 639231065516009503
212 ms 23.128.160.245
114 2026-08-23 18:22 639231055805348837
222 ms 23.128.160.246
113 2026-08-23 18:22 639231055805348837
222 ms 23.128.160.245
112 2026-08-23 18:05 639231045980373765
217 ms 23.128.160.246
111 2026-08-23 18:05 639231045980373765
217 ms 23.128.160.245
110 2026-08-23 17:49 639231035984577527
233 ms 23.128.160.245
109 2026-08-23 17:49 639231035984577527
233 ms 23.128.160.246
108 2026-08-23 17:32 639231025928115303
227 ms 23.128.160.245
107 2026-08-23 17:32 639231025928115303
227 ms 23.128.160.246
106 2026-08-23 16:39 639230994250157583
225 ms 23.128.160.246
105 2026-08-23 16:39 639230994250157583
225 ms 23.128.160.245
104 2026-08-23 16:23 639230984476411369
243 ms 23.128.160.246
103 2026-08-23 16:23 639230984476411369
243 ms 23.128.160.245
102 2026-08-23 16:07 639230974838373450
221 ms 23.128.160.246
101 2026-08-23 16:07 639230974838373450
221 ms 23.128.160.245
100 2026-08-23 15:51 639230965244277645
115 ms 23.128.160.246
99 2026-08-23 15:51 639230965244277645
115 ms 23.128.160.245
98 2026-08-23 15:35 639230955522101820
161 ms 23.128.160.245
97 2026-08-23 15:35 639230955522101820
161 ms 23.128.160.246
96 2026-08-23 15:18 639230945754521603
216 ms 23.128.160.245
95 2026-08-23 15:18 639230945754521603
216 ms 23.128.160.246
94 2026-08-23 15:02 639230935852040504
248 ms 23.128.160.245
93 2026-08-23 15:02 639230935852040504
248 ms 23.128.160.246
92 2026-08-23 14:46 639230926222061048
212 ms 23.128.160.245
91 2026-08-23 14:46 639230926222061048
212 ms 23.128.160.246
90 2026-08-23 14:29 639230916449726907
210 ms 23.128.160.245
89 2026-08-23 14:29 639230916449726907
210 ms 23.128.160.246
88 2026-08-23 14:13 639230906595053086
221 ms 23.128.160.245
87 2026-08-23 14:13 639230906595053086
221 ms 23.128.160.246
86 2026-08-23 13:56 639230896680429441
218 ms 23.128.160.245
85 2026-08-23 13:56 639230896680429441
218 ms 23.128.160.246
84 2026-08-23 13:40 639230886630210965
221 ms 23.128.160.246
83 2026-08-23 13:40 639230886630210965
221 ms 23.128.160.245
82 2026-08-23 12:48 639230855430405719
102 ms 23.128.160.245
81 2026-08-23 12:48 639230855430405719
102 ms 23.128.160.246
80 2026-08-23 12:32 639230845707499136
236 ms 23.128.160.246
79 2026-08-23 12:32 639230845707499136
236 ms 23.128.160.245
78 2026-08-23 12:15 639230836186805419
224 ms 23.128.160.246
77 2026-08-23 12:15 639230836186805419
224 ms 23.128.160.245
76 2026-08-23 12:00 639230826493828316
232 ms 23.128.160.245
75 2026-08-23 12:00 639230826493828316
232 ms 23.128.160.246
74 2026-08-23 11:43 639230816817882996
129 ms 23.128.160.246
73 2026-08-23 11:43 639230816817882996
129 ms 23.128.160.245
72 2026-08-23 11:27 639230806933854189
102 ms 23.128.160.245
71 2026-08-23 11:27 639230806933854189
102 ms 23.128.160.246
70 2026-08-23 11:11 639230797120243854
208 ms 23.128.160.245
69 2026-08-23 11:11 639230797120243854
208 ms 23.128.160.246
68 2026-08-23 10:54 639230787310272840
120 ms 23.128.160.246
67 2026-08-23 10:54 639230787310272840
120 ms 23.128.160.245
66 2026-08-23 10:38 639230777600173142
222 ms 23.128.160.246
65 2026-08-23 10:38 639230777600173142
222 ms 23.128.160.245
64 2026-08-23 10:22 639230767665024593
219 ms 23.128.160.245
63 2026-08-23 10:22 639230767665024593
219 ms 23.128.160.246
62 2026-08-23 10:05 639230757720962293
109 ms 23.128.160.246
61 2026-08-23 10:05 639230757720962293
109 ms 23.128.160.245
60 2026-08-23 09:48 639230747722189784
134 ms 23.128.160.246
59 2026-08-23 09:48 639230747722189784
134 ms 23.128.160.245
58 2026-08-23 08:56 639230716313923480
250 ms 23.128.160.246
57 2026-08-23 08:56 639230716313923480
250 ms 23.128.160.245
56 2026-08-23 08:40 639230706813835990
217 ms 23.128.160.246
55 2026-08-23 08:40 639230706813835990
217 ms 23.128.160.245
54 2026-08-23 08:24 639230696871062203
174 ms 23.128.160.245
53 2026-08-23 08:24 639230696871062203
174 ms 23.128.160.246
52 2026-08-23 08:07 639230687142781616
225 ms 23.128.160.245
51 2026-08-23 08:07 639230687142781616
225 ms 23.128.160.246
50 2026-08-23 07:51 639230677432142227
2220 ms 23.128.160.246
49 2026-08-23 07:51 639230677432142227
2220 ms 23.128.160.245
48 2026-08-23 07:35 639230667686258061
218 ms 23.128.160.246
47 2026-08-23 07:35 639230667686258061
218 ms 23.128.160.245
46 2026-08-23 07:19 639230658039243685
117 ms 23.128.160.246
45 2026-08-23 07:19 639230658039243685
117 ms 23.128.160.245
44 2026-08-23 07:03 639230648468473803
2214 ms 23.128.160.245
43 2026-08-23 07:03 639230648468473803
2214 ms 23.128.160.246
42 2026-08-23 06:47 639230638829658294
220 ms 23.128.160.245
41 2026-08-23 06:47 639230638829658294
220 ms 23.128.160.246
40 2026-08-23 06:31 639230629247017617
109 ms 23.128.160.246
39 2026-08-23 06:31 639230629247017617
109 ms 23.128.160.245
38 2026-08-23 06:15 639230619625318239
241 ms 23.128.160.245
37 2026-08-23 06:15 639230619625318239
241 ms 23.128.160.246
36 2026-08-23 05:58 639230609697630264
224 ms 23.128.160.245
35 2026-08-23 05:58 639230609697630264
224 ms 23.128.160.246
34 2026-08-23 05:06 639230578570131864
233 ms 23.128.160.246
33 2026-08-23 05:06 639230578570131864
233 ms 23.128.160.245
32 2026-08-23 04:50 639230568958963168
216 ms 23.128.160.245
31 2026-08-23 04:50 639230568958963168
216 ms 23.128.160.246
30 2026-08-23 04:34 639230559287611211
230 ms 23.128.160.246
29 2026-08-23 04:34 639230559287611211
230 ms 23.128.160.245
28 2026-08-23 04:18 639230549524312030
2208 ms 23.128.160.246
27 2026-08-23 04:18 639230549524312030
2208 ms 23.128.160.245
26 2026-08-23 04:02 639230539739801669
102 ms 23.128.160.245
25 2026-08-23 04:02 639230539739801669
102 ms 23.128.160.246
24 2026-08-23 03:46 639230530084069375
232 ms 23.128.160.245
23 2026-08-23 03:46 639230530084069375
232 ms 23.128.160.246
22 2026-08-23 03:29 639230520362691441
222 ms 23.128.160.245
21 2026-08-23 03:29 639230520362691441
222 ms 23.128.160.246
20 2026-08-23 03:13 639230510677194518
131 ms 23.128.160.246
19 2026-08-23 03:13 639230510677194518
131 ms 23.128.160.245
18 2026-08-23 02:57 639230501156002646
217 ms 23.128.160.246
17 2026-08-23 02:57 639230501156002646
217 ms 23.128.160.245
16 2026-08-23 02:41 639230491502198541
157 ms 23.128.160.246
15 2026-08-23 02:41 639230491502198541
157 ms 23.128.160.245
14 2026-08-23 02:25 639230481860318494
103 ms 23.128.160.245
13 2026-08-23 02:25 639230481860318494
103 ms 23.128.160.246
12 2026-08-23 02:09 639230471893008575
227 ms 23.128.160.245
11 2026-08-23 02:09 639230471893008575
227 ms 23.128.160.246
10 2026-08-23 01:15 639230440030877421
223 ms 23.128.160.246
9 2026-08-23 01:15 639230440030877421
223 ms 23.128.160.245
8 2026-08-23 00:59 639230430479725508
127 ms 23.128.160.245
7 2026-08-23 00:59 639230430479725508
127 ms 23.128.160.246
6 2026-08-23 00:43 639230420875160219
220 ms 23.128.160.246
5 2026-08-23 00:43 639230420875160219
220 ms 23.128.160.245
4 2026-08-23 00:27 639230411240692575
224 ms 23.128.160.246
3 2026-08-23 00:27 639230411240692575
224 ms 23.128.160.245
2 2026-08-23 00:11 639230401550806607
124 ms 23.128.160.246
1 2026-08-23 00:11 639230401550806607
124 ms 23.128.160.245