DNS response history for dns1.jeffsys.net

dns1.jeffsys.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 75 DNS check records, 75 successful responses, 0 failed responses, and 238 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 dns1.jeffsys.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

238 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.194.9.243

Most recently resolved hosting IP on selected date

Successful Responses

75

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 dns1.jeffsys.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
75 2026-08-23 23:50 639231254406598736
200 ms 104.194.9.243
74 2026-08-23 23:34 639231244697865594
3 ms 104.194.9.243
73 2026-08-23 23:17 639231234893504693
189 ms 104.194.9.243
72 2026-08-23 23:01 639231225024549139
184 ms 104.194.9.243
71 2026-08-23 22:44 639231214931957622
4 ms 104.194.9.243
70 2026-08-23 22:28 639231204962010549
2166 ms 104.194.9.243
69 2026-08-23 22:11 639231195170138463
4 ms 104.194.9.243
68 2026-08-23 21:55 639231185235020577
3 ms 104.194.9.243
67 2026-08-23 21:38 639231175558690075
7 ms 104.194.9.243
66 2026-08-23 21:22 639231165610444012
6 ms 104.194.9.243
65 2026-08-23 20:29 639231133806425363
32 ms 104.194.9.243
64 2026-08-23 20:13 639231124203758023
3 ms 104.194.9.243
63 2026-08-23 19:57 639231114428262706
201 ms 104.194.9.243
62 2026-08-23 19:40 639231104662480065
223 ms 104.194.9.243
61 2026-08-23 19:24 639231094840372018
4 ms 104.194.9.243
60 2026-08-23 19:08 639231085024583224
187 ms 104.194.9.243
59 2026-08-23 18:51 639231075257417427
189 ms 104.194.9.243
58 2026-08-23 18:35 639231065516009503
2113 ms 104.194.9.243
57 2026-08-23 18:19 639231055805348837
188 ms 104.194.9.243
56 2026-08-23 18:03 639231045980373765
186 ms 104.194.9.243
55 2026-08-23 17:46 639231035984577527
9 ms 104.194.9.243
54 2026-08-23 17:29 639231025928115303
190 ms 104.194.9.243
53 2026-08-23 16:36 639230994250157583
207 ms 104.194.9.243
52 2026-08-23 16:20 639230984476411369
3 ms 104.194.9.243
51 2026-08-23 16:04 639230974838373450
3 ms 104.194.9.243
50 2026-08-23 15:48 639230965244277645
100 ms 104.194.9.243
49 2026-08-23 15:32 639230955522101820
3 ms 104.194.9.243
48 2026-08-23 15:16 639230945754521603
4 ms 104.194.9.243
47 2026-08-23 14:59 639230935852040504
123 ms 104.194.9.243
46 2026-08-23 14:43 639230926222061048
2097 ms 104.194.9.243
45 2026-08-23 14:27 639230916449726907
3 ms 104.194.9.243
44 2026-08-23 14:10 639230906595053086
4 ms 104.194.9.243
43 2026-08-23 13:54 639230896680429441
2109 ms 104.194.9.243
42 2026-08-23 13:37 639230886630210965
103 ms 104.194.9.243
41 2026-08-23 12:45 639230855430405719
5 ms 104.194.9.243
40 2026-08-23 12:29 639230845707499136
11 ms 104.194.9.243
39 2026-08-23 12:13 639230836186805419
5 ms 104.194.9.243
38 2026-08-23 11:57 639230826493828316
189 ms 104.194.9.243
37 2026-08-23 11:40 639230816817882996
7 ms 104.194.9.243
36 2026-08-23 11:24 639230806933854189
5 ms 104.194.9.243
35 2026-08-23 11:08 639230797120243854
4 ms 104.194.9.243
34 2026-08-23 10:52 639230787310272840
106 ms 104.194.9.243
33 2026-08-23 10:35 639230777600173142
4 ms 104.194.9.243
32 2026-08-23 10:19 639230767665024593
111 ms 104.194.9.243
31 2026-08-23 10:02 639230757720962293
106 ms 104.194.9.243
30 2026-08-23 09:45 639230747722189784
8 ms 104.194.9.243
29 2026-08-23 08:53 639230716313923480
2124 ms 104.194.9.243
28 2026-08-23 08:37 639230706813835990
187 ms 104.194.9.243
27 2026-08-23 08:21 639230696871062203
105 ms 104.194.9.243
26 2026-08-23 08:05 639230687142781616
190 ms 104.194.9.243
25 2026-08-23 07:48 639230677432142227
2103 ms 104.194.9.243
24 2026-08-23 07:32 639230667686258061
185 ms 104.194.9.243
23 2026-08-23 07:16 639230658039243685
136 ms 104.194.9.243
22 2026-08-23 07:00 639230648468473803
3 ms 104.194.9.243
21 2026-08-23 06:44 639230638829658294
5 ms 104.194.9.243
20 2026-08-23 06:28 639230629247017617
4 ms 104.194.9.243
19 2026-08-23 06:12 639230619625318239
216 ms 104.194.9.243
18 2026-08-23 05:55 639230609697630264
31 ms 104.194.9.243
17 2026-08-23 05:04 639230578570131864
11 ms 104.194.9.243
16 2026-08-23 04:48 639230568958963168
7 ms 104.194.9.243
15 2026-08-23 04:32 639230559287611211
12 ms 104.194.9.243
14 2026-08-23 04:15 639230549524312030
4 ms 104.194.9.243
13 2026-08-23 03:59 639230539739801669
193 ms 104.194.9.243
12 2026-08-23 03:43 639230530084069375
185 ms 104.194.9.243
11 2026-08-23 03:26 639230520362691441
4 ms 104.194.9.243
10 2026-08-23 03:10 639230510677194518
186 ms 104.194.9.243
9 2026-08-23 02:54 639230501156002646
2 ms 104.194.9.243
8 2026-08-23 02:38 639230491502198541
194 ms 104.194.9.243
7 2026-08-23 02:22 639230481860318494
3 ms 104.194.9.243
6 2026-08-23 02:06 639230471893008575
7 ms 104.194.9.243
5 2026-08-23 01:13 639230440030877421
4 ms 104.194.9.243
4 2026-08-23 00:57 639230430479725508
6 ms 104.194.9.243
3 2026-08-23 00:41 639230420875160219
3 ms 104.194.9.243
2 2026-08-23 00:25 639230411240692575
7 ms 104.194.9.243
1 2026-08-23 00:09 639230401550806607
97 ms 104.194.9.243