DNS response history for ns4.courtesyhost.com

ns4.courtesyhost.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 29 DNS check records, 29 successful responses, 0 failed responses, and 168 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.courtesyhost.com.
Records on Selected Date

29

Historical checks stored for this nameserver on selected date

Average Latency

168 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 12:04

All timestamps shown in UTC

Latest Resolved IP on Selected Date

206.189.21.102

Most recently resolved hosting IP on selected date

Successful Responses

29

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.courtesyhost.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
29 2026-08-24 12:04 639231693747052549
255 ms 206.189.21.102
28 2026-08-24 11:47 639231683712487276
114 ms 206.189.21.102
27 2026-08-24 11:30 639231673513573868
198 ms 206.189.21.102
26 2026-08-24 10:37 639231641791249939
34 ms 206.189.21.102
25 2026-08-24 10:20 639231631866211033
299 ms 206.189.21.102
24 2026-08-24 10:03 639231621644955316
37 ms 206.189.21.102
23 2026-08-24 09:46 639231611478799259
66 ms 206.189.21.102
22 2026-08-24 08:54 639231579923718211
44 ms 206.189.21.102
21 2026-08-24 08:37 639231569810702936
45 ms 206.189.21.102
20 2026-08-24 08:20 639231559762411619
73 ms 206.189.21.102
19 2026-08-24 08:03 639231549663595407
70 ms 206.189.21.102
18 2026-08-24 07:11 639231518076817246
64 ms 206.189.21.102
17 2026-08-24 06:54 639231508078650885
33 ms 206.189.21.102
16 2026-08-24 06:38 639231498210697093
32 ms 206.189.21.102
15 2026-08-24 06:21 639231488109699360
194 ms 206.189.21.102
14 2026-08-24 05:29 639231456772510692
83 ms 206.189.21.102
13 2026-08-24 05:13 639231447084631185
66 ms 206.189.21.102
12 2026-08-24 04:56 639231437208519473
2200 ms 206.189.21.102
11 2026-08-24 04:39 639231427209627490
121 ms 206.189.21.102
10 2026-08-24 03:47 639231395791246644
111 ms 206.189.21.102
9 2026-08-24 03:31 639231386075551458
38 ms 206.189.21.102
8 2026-08-24 03:14 639231376208713791
63 ms 206.189.21.102
7 2026-08-24 02:58 639231366170589276
63 ms 206.189.21.102
6 2026-08-24 02:05 639231334732159368
69 ms 206.189.21.102
5 2026-08-24 01:49 639231325035670078
30 ms 206.189.21.102
4 2026-08-24 01:33 639231315132253837
69 ms 206.189.21.102
3 2026-08-24 01:16 639231305014280808
35 ms 206.189.21.102
2 2026-08-24 00:24 639231273779380675
188 ms 206.189.21.102
1 2026-08-24 00:08 639231264180839154
179 ms 206.189.21.102