DNS response history for ns21.ctechhosting.com

ns21.ctechhosting.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 2026-08-25. For this date, NameServerHistory found 20 DNS check records, 20 successful responses, 0 failed responses, and 143 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 ns21.ctechhosting.com.
Records on Selected Date

20

Historical checks stored for this nameserver on selected date

Average Latency

143 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 07:17

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.161.112.73

Most recently resolved hosting IP on selected date

Successful Responses

20

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 ns21.ctechhosting.com

Showing DNS history for 2026-08-25 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
20 2026-08-25 07:17 639232388731528337
105 ms 173.161.112.73
19 2026-08-25 07:00 639232378288598612
39 ms 173.161.112.73
18 2026-08-25 06:06 639232346196373643
21 ms 173.161.112.73
17 2026-08-25 05:50 639232336112370741
20 ms 173.161.112.73
16 2026-08-25 05:33 639232326146508970
21 ms 173.161.112.73
15 2026-08-25 05:16 639232316189381720
40 ms 173.161.112.73
14 2026-08-25 05:00 639232306217998913
36 ms 173.161.112.73
13 2026-08-25 04:43 639232296255744174
15 ms 173.161.112.73
12 2026-08-25 04:26 639232286095760789
34 ms 173.161.112.73
11 2026-08-25 04:10 639232276086186273
28 ms 173.161.112.73
10 2026-08-25 03:53 639232265900986425
26 ms 173.161.112.73
9 2026-08-25 03:36 639232255723518075
40 ms 173.161.112.73
8 2026-08-25 03:19 639232245484452890
26 ms 173.161.112.73
7 2026-08-25 03:01 639232235157175331
38 ms 173.161.112.73
6 2026-08-25 02:08 639232203197189095
23 ms 173.161.112.73
5 2026-08-25 01:51 639232192844564298
2216 ms 173.161.112.73
4 2026-08-25 01:34 639232182496008942
22 ms 173.161.112.73
3 2026-08-25 01:16 639232172197053132
27 ms 173.161.112.73
2 2026-08-25 00:23 639232140250307418
34 ms 173.161.112.73
1 2026-08-25 00:06 639232129927860324
46 ms 173.161.112.73