DNS response history for ns1.ncvc.org

ns1.ncvc.org 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 38 DNS check records, 38 successful responses, 0 failed responses, and 257 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.ncvc.org.
Records on Selected Date

38

Historical checks stored for this nameserver on selected date

Average Latency

257 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 07:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.19.157

Most recently resolved hosting IP on selected date

Successful Responses

38

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.ncvc.org

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
38 2026-08-24 07:59 639231549663595407
35 ms 104.21.19.157
37 2026-08-24 07:59 639231549663595407
35 ms 172.67.186.241
36 2026-08-24 07:06 639231518076817246
172 ms 104.21.19.157
35 2026-08-24 07:06 639231518076817246
172 ms 172.67.186.241
34 2026-08-24 06:50 639231508078650885
41 ms 104.21.19.157
33 2026-08-24 06:50 639231508078650885
41 ms 172.67.186.241
32 2026-08-24 06:33 639231498210697093
21 ms 104.21.19.157
31 2026-08-24 06:33 639231498210697093
21 ms 172.67.186.241
30 2026-08-24 06:16 639231488109699360
69 ms 172.67.186.241
29 2026-08-24 06:16 639231488109699360
69 ms 104.21.19.157
28 2026-08-24 05:24 639231456772510692
8 ms 172.67.186.241
27 2026-08-24 05:24 639231456772510692
8 ms 104.21.19.157
26 2026-08-24 05:08 639231447084631185
38 ms 172.67.186.241
25 2026-08-24 05:08 639231447084631185
38 ms 104.21.19.157
24 2026-08-24 04:52 639231437208519473
17 ms 104.21.19.157
23 2026-08-24 04:52 639231437208519473
17 ms 172.67.186.241
22 2026-08-24 04:35 639231427209627490
36 ms 104.21.19.157
21 2026-08-24 04:35 639231427209627490
36 ms 172.67.186.241
20 2026-08-24 03:43 639231395791246644
41 ms 172.67.186.241
19 2026-08-24 03:43 639231395791246644
41 ms 104.21.19.157
18 2026-08-24 03:26 639231386075551458
101 ms 104.21.19.157
17 2026-08-24 03:26 639231386075551458
101 ms 172.67.186.241
16 2026-08-24 03:10 639231376208713791
34 ms 172.67.186.241
15 2026-08-24 03:10 639231376208713791
34 ms 104.21.19.157
14 2026-08-24 02:53 639231366170589276
29 ms 104.21.19.157
13 2026-08-24 02:53 639231366170589276
29 ms 172.67.186.241
12 2026-08-24 02:01 639231334732159368
4047 ms 172.67.186.241
11 2026-08-24 02:01 639231334732159368
4047 ms 104.21.19.157
10 2026-08-24 01:45 639231325035670078
47 ms 104.21.19.157
9 2026-08-24 01:45 639231325035670078
47 ms 172.67.186.241
8 2026-08-24 01:28 639231315132253837
29 ms 104.21.19.157
7 2026-08-24 01:28 639231315132253837
29 ms 172.67.186.241
6 2026-08-24 01:11 639231305014280808
45 ms 172.67.186.241
5 2026-08-24 01:11 639231305014280808
45 ms 104.21.19.157
4 2026-08-24 00:19 639231273779380675
20 ms 104.21.19.157
3 2026-08-24 00:19 639231273779380675
20 ms 172.67.186.241
2 2026-08-24 00:03 639231264180839154
52 ms 104.21.19.157
1 2026-08-24 00:03 639231264180839154
52 ms 172.67.186.241