DNS response history for 221.ns.free

221.ns.free 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 2026-09-20. For this date, NameServerHistory found 53 DNS check records, 53 successful responses, 0 failed responses, and 490 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 221.ns.free.
Records on Selected Date

53

Historical checks stored for this nameserver on selected date

Average Latency

490 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-20 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

217.31.50.221

Most recently resolved hosting IP on selected date

Successful Responses

53

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 221.ns.free

Showing DNS history for 2026-09-20 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
53 2026-09-20 23:54 639255449110766799
2018 ms 217.31.50.221
52 2026-09-20 23:36 639255437858174945
98 ms 217.31.50.221
51 2026-09-20 23:17 639255426668633945
74 ms 217.31.50.221
50 2026-09-20 22:23 639255393998641892
64 ms 217.31.50.221
49 2026-09-20 22:04 639255382763350055
23 ms 217.31.50.221
48 2026-09-20 21:45 639255371590771327
51 ms 217.31.50.221
47 2026-09-20 21:27 639255360493144620
108 ms 217.31.50.221
46 2026-09-20 20:33 639255327946546807
41 ms 217.31.50.221
45 2026-09-20 20:14 639255316509472869
53 ms 217.31.50.221
44 2026-09-20 19:55 639255305296515399
57 ms 217.31.50.221
43 2026-09-20 19:36 639255293876382255
37 ms 217.31.50.221
42 2026-09-20 18:42 639255261532296974
45 ms 217.31.50.221
41 2026-09-20 18:23 639255250359964328
107 ms 217.31.50.221
40 2026-09-20 18:04 639255239135113379
1984 ms 217.31.50.221
39 2026-09-20 17:46 639255227915603082
4149 ms 217.31.50.221
38 2026-09-20 16:51 639255195066841316
19 ms 217.31.50.221
37 2026-09-20 16:32 639255183762641506
34 ms 217.31.50.221
36 2026-09-20 16:14 639255172535308154
19 ms 217.31.50.221
35 2026-09-20 15:54 639255161061525345
52 ms 217.31.50.221
34 2026-09-20 15:00 639255128547921627
34 ms 217.31.50.221
33 2026-09-20 14:42 639255117376546889
84 ms 217.31.50.221
32 2026-09-20 14:23 639255106013230557
36 ms 217.31.50.221
31 2026-09-20 14:04 639255094690550579
115 ms 217.31.50.221
30 2026-09-20 13:10 639255062184341861
59 ms 217.31.50.221
29 2026-09-20 12:51 639255050996411157
117 ms 217.31.50.221
28 2026-09-20 12:33 639255039895497498
33 ms 217.31.50.221
27 2026-09-20 12:14 639255028619953279
18 ms 217.31.50.221
26 2026-09-20 11:20 639254996268726229
47 ms 217.31.50.221
25 2026-09-20 11:01 639254985270009630
73 ms 217.31.50.221
24 2026-09-20 10:43 639254974253372272
150 ms 217.31.50.221
23 2026-09-20 10:24 639254962735515684
163 ms 217.31.50.221
22 2026-09-20 09:30 639254930600010558
42 ms 217.31.50.221
21 2026-09-20 09:12 639254919680797082
69 ms 217.31.50.221
20 2026-09-20 08:54 639254908565714139
1518 ms 217.31.50.221
19 2026-09-20 08:35 639254897494279291
5711 ms 217.31.50.221
18 2026-09-20 07:42 639254865364810639
20 ms 217.31.50.221
17 2026-09-20 07:24 639254854454822308
32 ms 217.31.50.221
16 2026-09-20 07:05 639254843623682902
4040 ms 217.31.50.221
15 2026-09-20 06:47 639254832691369734
22 ms 217.31.50.221
14 2026-09-20 05:54 639254800650644339
112 ms 217.31.50.221
13 2026-09-20 05:36 639254789859781277
1663 ms 217.31.50.221
12 2026-09-20 05:18 639254778964882170
20 ms 217.31.50.221
11 2026-09-20 04:59 639254767916579305
2044 ms 217.31.50.221
10 2026-09-20 04:06 639254735944279790
58 ms 217.31.50.221
9 2026-09-20 03:48 639254724948776319
11 ms 217.31.50.221
8 2026-09-20 03:29 639254713868358688
74 ms 217.31.50.221
7 2026-09-20 03:11 639254702856007620
14 ms 217.31.50.221
6 2026-09-20 02:17 639254670717323104
459 ms 217.31.50.221
5 2026-09-20 01:59 639254659962356505
14 ms 217.31.50.221
4 2026-09-20 01:41 639254649071532430
17 ms 217.31.50.221
3 2026-09-20 01:23 639254637902288911
16 ms 217.31.50.221
2 2026-09-20 00:29 639254605630262148
17 ms 217.31.50.221
1 2026-09-20 00:11 639254594865491222
21 ms 217.31.50.221