DNS response history for usa-dns.ionzones.com

usa-dns.ionzones.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 2026-08-26. For this date, NameServerHistory found 27 DNS check records, 27 successful responses, 0 failed responses, and 597 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 usa-dns.ionzones.com.
Records on Selected Date

27

Historical checks stored for this nameserver on selected date

Average Latency

597 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 08:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.79.73.49

Most recently resolved hosting IP on selected date

Successful Responses

27

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 usa-dns.ionzones.com

Showing DNS history for 2026-08-26 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
27 2026-08-26 08:53 639233308387917838
35 ms 51.79.73.49
26 2026-08-26 08:35 639233297961740122
37 ms 51.79.73.49
25 2026-08-26 08:18 639233287487159094
67 ms 51.79.73.49
24 2026-08-26 08:01 639233276995531707
39 ms 51.79.73.49
23 2026-08-26 07:43 639233266521568229
53 ms 51.79.73.49
22 2026-08-26 07:26 639233256081047431
32 ms 51.79.73.49
21 2026-08-26 06:32 639233223620132921
36 ms 51.79.73.49
20 2026-08-26 06:14 639233213287814244
2048 ms 51.79.73.49
19 2026-08-26 05:57 639233202925983161
54 ms 51.79.73.49
18 2026-08-26 05:40 639233192644780696
1690 ms 51.79.73.49
17 2026-08-26 05:23 639233182401183833
1514 ms 51.79.73.49
16 2026-08-26 05:06 639233172074181051
66 ms 51.79.73.49
15 2026-08-26 04:49 639233161808421455
44 ms 51.79.73.49
14 2026-08-26 04:31 639233151357344052
52 ms 51.79.73.49
13 2026-08-26 04:14 639233141034116946
42 ms 51.79.73.49
12 2026-08-26 03:57 639233130828334142
84 ms 51.79.73.49
11 2026-08-26 03:40 639233120373450007
2047 ms 51.79.73.49
10 2026-08-26 03:22 639233110066216193
2014 ms 51.79.73.49
9 2026-08-26 02:29 639233078065410564
660 ms 51.79.73.49
8 2026-08-26 02:12 639233067787457832
8 ms 51.79.73.49
7 2026-08-26 01:55 639233057501801162
29 ms 51.79.73.49
6 2026-08-26 01:37 639233047089431703
49 ms 51.79.73.49
5 2026-08-26 01:20 639233036754790688
11 ms 51.79.73.49
4 2026-08-26 01:03 639233026412602472
156 ms 51.79.73.49
3 2026-08-26 00:46 639233016064066127
2160 ms 51.79.73.49
2 2026-08-26 00:29 639233005922655772
2438 ms 51.79.73.49
1 2026-08-26 00:12 639232995672256907
661 ms 51.79.73.49