DNS response history for ns4.iron-dns.com

ns4.iron-dns.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 64 DNS check records, 64 successful responses, 0 failed responses, and 245 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 ns4.iron-dns.com.
Records on Selected Date

64

Historical checks stored for this nameserver on selected date

Average Latency

245 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 21:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

213.165.83.121

Most recently resolved hosting IP on selected date

Successful Responses

64

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 ns4.iron-dns.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
64 2026-08-25 21:47 639232911234504639
60 ms 213.165.83.121
63 2026-08-25 21:30 639232900747078453
39 ms 213.165.83.121
62 2026-08-25 21:13 639232890389222534
16 ms 213.165.83.121
61 2026-08-25 20:56 639232880143390843
22 ms 213.165.83.121
60 2026-08-25 20:38 639232869755024069
15 ms 213.165.83.121
59 2026-08-25 20:21 639232859355940346
12 ms 213.165.83.121
58 2026-08-25 20:04 639232848992244953
47 ms 213.165.83.121
57 2026-08-25 19:46 639232838596478500
20 ms 213.165.83.121
56 2026-08-25 19:29 639232828175327683
13 ms 213.165.83.121
55 2026-08-25 19:12 639232817798330473
23 ms 213.165.83.121
54 2026-08-25 18:18 639232785462407552
2024 ms 213.165.83.121
53 2026-08-25 18:01 639232775177487032
13 ms 213.165.83.121
52 2026-08-25 17:44 639232764991087115
33 ms 213.165.83.121
51 2026-08-25 17:27 639232754842971478
10 ms 213.165.83.121
50 2026-08-25 17:09 639232744455159107
120 ms 213.165.83.121
49 2026-08-25 16:52 639232734145178231
39 ms 213.165.83.121
48 2026-08-25 16:35 639232723827874402
28 ms 213.165.83.121
47 2026-08-25 16:18 639232713533011892
24 ms 213.165.83.121
46 2026-08-25 16:00 639232703065318207
19 ms 213.165.83.121
45 2026-08-25 15:43 639232692629559470
14 ms 213.165.83.121
44 2026-08-25 15:26 639232682238836475
19 ms 213.165.83.121
43 2026-08-25 15:08 639232671787004306
9 ms 213.165.83.121
42 2026-08-25 14:14 639232638994329666
24 ms 213.165.83.121
41 2026-08-25 13:56 639232628614783237
19 ms 213.165.83.121
40 2026-08-25 13:39 639232618360728578
2021 ms 213.165.83.121
39 2026-08-25 13:22 639232608016476376
24 ms 213.165.83.121
38 2026-08-25 13:05 639232597643611557
17 ms 213.165.83.121
37 2026-08-25 12:47 639232587225721862
2050 ms 213.165.83.121
36 2026-08-25 12:30 639232576780683689
13 ms 213.165.83.121
35 2026-08-25 12:13 639232566381512620
2018 ms 213.165.83.121
34 2026-08-25 11:55 639232556111768563
30 ms 213.165.83.121
33 2026-08-25 11:38 639232545839529039
18 ms 213.165.83.121
32 2026-08-25 11:21 639232535349285207
10 ms 213.165.83.121
31 2026-08-25 11:04 639232524938080723
11 ms 213.165.83.121
30 2026-08-25 10:10 639232492740373468
21 ms 213.165.83.121
29 2026-08-25 09:52 639232482235303141
21 ms 213.165.83.121
28 2026-08-25 09:35 639232471861770303
30 ms 213.165.83.121
27 2026-08-25 09:18 639232461630217327
87 ms 213.165.83.121
26 2026-08-25 09:01 639232451282965990
28 ms 213.165.83.121
25 2026-08-25 08:43 639232440814614938
11 ms 213.165.83.121
24 2026-08-25 08:26 639232430410720425
45 ms 213.165.83.121
23 2026-08-25 08:09 639232420003096185
23 ms 213.165.83.121
22 2026-08-25 07:51 639232409467287444
43 ms 213.165.83.121
21 2026-08-25 07:34 639232399077195997
14 ms 213.165.83.121
20 2026-08-25 07:17 639232388731528337
9 ms 213.165.83.121
19 2026-08-25 06:59 639232378288598612
57 ms 213.165.83.121
18 2026-08-25 06:06 639232346196373643
17 ms 213.165.83.121
17 2026-08-25 05:49 639232336112370741
2017 ms 213.165.83.121
16 2026-08-25 05:32 639232326146508970
23 ms 213.165.83.121
15 2026-08-25 05:16 639232316189381720
10 ms 213.165.83.121
14 2026-08-25 04:59 639232306217998913
17 ms 213.165.83.121
13 2026-08-25 04:43 639232296255744174
12 ms 213.165.83.121
12 2026-08-25 04:25 639232286095760789
48 ms 213.165.83.121
11 2026-08-25 04:09 639232276086186273
9 ms 213.165.83.121
10 2026-08-25 03:52 639232265900986425
14 ms 213.165.83.121
9 2026-08-25 03:35 639232255723518075
2034 ms 213.165.83.121
8 2026-08-25 03:18 639232245484452890
51 ms 213.165.83.121
7 2026-08-25 03:01 639232235157175331
11 ms 213.165.83.121
6 2026-08-25 02:07 639232203197189095
26 ms 213.165.83.121
5 2026-08-25 01:50 639232192844564298
12 ms 213.165.83.121
4 2026-08-25 01:33 639232182496008942
2034 ms 213.165.83.121
3 2026-08-25 01:16 639232172197053132
17 ms 213.165.83.121
2 2026-08-25 00:22 639232140250307418
28 ms 213.165.83.121
1 2026-08-25 00:05 639232129927860324
27 ms 213.165.83.121