DNS response history for ns1.icalcourseware.com

ns1.icalcourseware.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 2026-08-28. For this date, NameServerHistory found 36 DNS check records, 36 successful responses, 0 failed responses, and 440 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.icalcourseware.com.
Records on Selected Date

36

Historical checks stored for this nameserver on selected date

Average Latency

440 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 15:10

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.240.225.163

Most recently resolved hosting IP on selected date

Successful Responses

36

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.icalcourseware.com

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
36 2026-08-28 15:10 639235258803654519
352 ms 162.240.225.163
35 2026-08-28 14:53 639235248596087996
348 ms 162.240.225.163
34 2026-08-28 14:36 639235238225955920
4 ms 162.240.225.163
33 2026-08-28 14:18 639235227727862105
358 ms 162.240.225.163
32 2026-08-28 13:24 639235195230848570
362 ms 162.240.225.163
31 2026-08-28 13:07 639235184840503274
352 ms 162.240.225.163
30 2026-08-28 12:49 639235174453894956
361 ms 162.240.225.163
29 2026-08-28 12:32 639235163898672622
361 ms 162.240.225.163
28 2026-08-28 11:39 639235132147470568
388 ms 162.240.225.163
27 2026-08-28 11:22 639235121907744088
354 ms 162.240.225.163
26 2026-08-28 11:05 639235111428014262
353 ms 162.240.225.163
25 2026-08-28 10:47 639235100921813626
357 ms 162.240.225.163
24 2026-08-28 09:53 639235068670703481
350 ms 162.240.225.163
23 2026-08-28 09:36 639235058337459445
354 ms 162.240.225.163
22 2026-08-28 09:19 639235047825109146
351 ms 162.240.225.163
21 2026-08-28 09:01 639235037383229033
4348 ms 162.240.225.163
20 2026-08-28 08:08 639235005619242711
191 ms 162.240.225.163
19 2026-08-28 07:51 639234995310346584
348 ms 162.240.225.163
18 2026-08-28 07:34 639234984946548933
353 ms 162.240.225.163
17 2026-08-28 07:16 639234974608077290
355 ms 162.240.225.163
16 2026-08-28 06:23 639234942529845595
379 ms 162.240.225.163
15 2026-08-28 06:06 639234932259126627
347 ms 162.240.225.163
14 2026-08-28 05:49 639234921916735988
356 ms 162.240.225.163
13 2026-08-28 05:31 639234911470038027
357 ms 162.240.225.163
12 2026-08-28 04:38 639234879588411654
347 ms 162.240.225.163
11 2026-08-28 04:21 639234869341589104
349 ms 162.240.225.163
10 2026-08-28 04:04 639234859012216675
349 ms 162.240.225.163
9 2026-08-28 03:46 639234848695364934
2 ms 162.240.225.163
8 2026-08-28 02:54 639234816952458162
347 ms 162.240.225.163
7 2026-08-28 02:37 639234806773081598
354 ms 162.240.225.163
6 2026-08-28 02:19 639234796382955255
348 ms 162.240.225.163
5 2026-08-28 02:02 639234786015782563
450 ms 162.240.225.163
4 2026-08-28 01:08 639234753811917646
422 ms 162.240.225.163
3 2026-08-28 00:51 639234743739767811
413 ms 162.240.225.163
2 2026-08-28 00:34 639234733372362811
4 ms 162.240.225.163
1 2026-08-28 00:17 639234723048550337
420 ms 162.240.225.163