DNS response history for ns21613717840.a2dns.com

ns21613717840.a2dns.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 40 DNS check records, 40 successful responses, 0 failed responses, and 117 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 ns21613717840.a2dns.com.
Records on Selected Date

40

Historical checks stored for this nameserver on selected date

Average Latency

117 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 16:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.137.178.40

Most recently resolved hosting IP on selected date

Successful Responses

40

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 ns21613717840.a2dns.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
40 2026-08-24 16:53 639231870418029045
27 ms 216.137.178.40
39 2026-08-24 16:36 639231860258429562
15 ms 216.137.178.40
38 2026-08-24 15:43 639231828211839931
21 ms 216.137.178.40
37 2026-08-24 15:26 639231818080917481
19 ms 216.137.178.40
36 2026-08-24 15:09 639231807961539652
6 ms 216.137.178.40
35 2026-08-24 14:52 639231797631669865
34 ms 216.137.178.40
34 2026-08-24 13:59 639231765923559455
20 ms 216.137.178.40
33 2026-08-24 13:42 639231755868832964
7 ms 216.137.178.40
32 2026-08-24 13:25 639231745628278877
18 ms 216.137.178.40
31 2026-08-24 13:08 639231735407682062
37 ms 216.137.178.40
30 2026-08-24 12:15 639231703815441688
7 ms 216.137.178.40
29 2026-08-24 11:59 639231693747052549
2012 ms 216.137.178.40
28 2026-08-24 11:42 639231683712487276
31 ms 216.137.178.40
27 2026-08-24 11:25 639231673513573868
31 ms 216.137.178.40
26 2026-08-24 10:32 639231641791249939
25 ms 216.137.178.40
25 2026-08-24 10:15 639231631866211033
4 ms 216.137.178.40
24 2026-08-24 09:59 639231621644955316
27 ms 216.137.178.40
23 2026-08-24 09:42 639231611478799259
32 ms 216.137.178.40
22 2026-08-24 08:49 639231579923718211
35 ms 216.137.178.40
21 2026-08-24 08:32 639231569810702936
5 ms 216.137.178.40
20 2026-08-24 08:15 639231559762411619
3 ms 216.137.178.40
19 2026-08-24 07:58 639231549663595407
7 ms 216.137.178.40
18 2026-08-24 07:06 639231518076817246
2 ms 216.137.178.40
17 2026-08-24 06:49 639231508078650885
12 ms 216.137.178.40
16 2026-08-24 06:33 639231498210697093
3 ms 216.137.178.40
15 2026-08-24 06:16 639231488109699360
9 ms 216.137.178.40
14 2026-08-24 05:24 639231456772510692
32 ms 216.137.178.40
13 2026-08-24 05:08 639231447084631185
2019 ms 216.137.178.40
12 2026-08-24 04:51 639231437208519473
24 ms 216.137.178.40
11 2026-08-24 04:35 639231427209627490
26 ms 216.137.178.40
10 2026-08-24 03:42 639231395791246644
11 ms 216.137.178.40
9 2026-08-24 03:26 639231386075551458
5 ms 216.137.178.40
8 2026-08-24 03:10 639231376208713791
33 ms 216.137.178.40
7 2026-08-24 02:53 639231366170589276
16 ms 216.137.178.40
6 2026-08-24 02:00 639231334732159368
28 ms 216.137.178.40
5 2026-08-24 01:44 639231325035670078
10 ms 216.137.178.40
4 2026-08-24 01:28 639231315132253837
5 ms 216.137.178.40
3 2026-08-24 01:11 639231305014280808
19 ms 216.137.178.40
2 2026-08-24 00:19 639231273779380675
13 ms 216.137.178.40
1 2026-08-24 00:03 639231264180839154
2 ms 216.137.178.40