DNS response history for ns4.f9tech.net

ns4.f9tech.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 2026-08-28. For this date, NameServerHistory found 39 DNS check records, 39 successful responses, 0 failed responses, and 453 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 ns4.f9tech.net.
Records on Selected Date

39

Historical checks stored for this nameserver on selected date

Average Latency

453 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 05:28

All timestamps shown in UTC

Latest Resolved IP on Selected Date

66.249.5.122

Most recently resolved hosting IP on selected date

Successful Responses

39

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 ns4.f9tech.net

Showing DNS history for 2026-08-28 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
39 2026-08-28 05:28 639234911470038027
155 ms 66.249.5.122
38 2026-08-28 05:28 639234911470038027
155 ms 66.249.5.105
37 2026-08-28 05:28 639234911470038027
155 ms 66.249.5.25
36 2026-08-28 04:35 639234879588411654
30 ms 66.249.5.122
35 2026-08-28 04:35 639234879588411654
30 ms 66.249.5.25
34 2026-08-28 04:35 639234879588411654
30 ms 66.249.5.105
33 2026-08-28 04:18 639234869341589104
301 ms 66.249.5.25
32 2026-08-28 04:18 639234869341589104
301 ms 66.249.5.105
31 2026-08-28 04:18 639234869341589104
301 ms 66.249.5.122
30 2026-08-28 04:01 639234859012216675
16 ms 66.249.5.122
29 2026-08-28 04:01 639234859012216675
16 ms 66.249.5.25
28 2026-08-28 04:01 639234859012216675
16 ms 66.249.5.105
27 2026-08-28 03:44 639234848695364934
153 ms 66.249.5.122
26 2026-08-28 03:44 639234848695364934
153 ms 66.249.5.105
25 2026-08-28 03:44 639234848695364934
153 ms 66.249.5.25
24 2026-08-28 02:51 639234816952458162
1153 ms 66.249.5.105
23 2026-08-28 02:51 639234816952458162
1153 ms 66.249.5.122
22 2026-08-28 02:51 639234816952458162
1153 ms 66.249.5.25
21 2026-08-28 02:34 639234806773081598
9 ms 66.249.5.122
20 2026-08-28 02:34 639234806773081598
9 ms 66.249.5.105
19 2026-08-28 02:34 639234806773081598
9 ms 66.249.5.25
18 2026-08-28 02:17 639234796382955255
154 ms 66.249.5.122
17 2026-08-28 02:17 639234796382955255
154 ms 66.249.5.105
16 2026-08-28 02:17 639234796382955255
154 ms 66.249.5.25
15 2026-08-28 01:59 639234786015782563
1690 ms 66.249.5.122
14 2026-08-28 01:59 639234786015782563
1690 ms 66.249.5.25
13 2026-08-28 01:59 639234786015782563
1690 ms 66.249.5.105
12 2026-08-28 01:06 639234753811917646
518 ms 66.249.5.122
11 2026-08-28 01:06 639234753811917646
518 ms 66.249.5.105
10 2026-08-28 01:06 639234753811917646
518 ms 66.249.5.25
9 2026-08-28 00:49 639234743739767811
505 ms 66.249.5.105
8 2026-08-28 00:49 639234743739767811
505 ms 66.249.5.122
7 2026-08-28 00:49 639234743739767811
505 ms 66.249.5.25
6 2026-08-28 00:32 639234733372362811
1192 ms 66.249.5.122
5 2026-08-28 00:32 639234733372362811
1192 ms 66.249.5.105
4 2026-08-28 00:32 639234733372362811
1192 ms 66.249.5.25
3 2026-08-28 00:14 639234723048550337
7 ms 66.249.5.122
2 2026-08-28 00:14 639234723048550337
7 ms 66.249.5.25
1 2026-08-28 00:14 639234723048550337
7 ms 66.249.5.105