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 2026-09-16. For this date, NameServerHistory found 55 DNS check records, 55 successful responses, 0 failed responses, and 185 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

55

Historical checks stored for this nameserver on selected date

Average Latency

185 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-16 23:51

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

55

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 2026-09-16 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
55 2026-09-16 23:51 639251990838218597
111 ms 217.31.50.221
54 2026-09-16 23:32 639251979828973280
27 ms 217.31.50.221
53 2026-09-16 22:39 639251947769847057
31 ms 217.31.50.221
52 2026-09-16 22:21 639251936968897626
40 ms 217.31.50.221
51 2026-09-16 22:03 639251925968257318
32 ms 217.31.50.221
50 2026-09-16 21:44 639251914845162855
47 ms 217.31.50.221
49 2026-09-16 20:49 639251882033869451
11 ms 217.31.50.221
48 2026-09-16 20:31 639251871104773279
221 ms 217.31.50.221
47 2026-09-16 20:12 639251859967489988
23 ms 217.31.50.221
46 2026-09-16 19:54 639251848861971359
51 ms 217.31.50.221
45 2026-09-16 19:00 639251816408299593
829 ms 217.31.50.221
44 2026-09-16 18:41 639251805437708722
58 ms 217.31.50.221
43 2026-09-16 18:23 639251794169201681
98 ms 217.31.50.221
42 2026-09-16 18:04 639251783077613004
1136 ms 217.31.50.221
41 2026-09-16 17:10 639251750583854014
32 ms 217.31.50.221
40 2026-09-16 16:52 639251739670205321
76 ms 217.31.50.221
39 2026-09-16 16:33 639251728659315076
19 ms 217.31.50.221
38 2026-09-16 16:15 639251717362201652
19 ms 217.31.50.221
37 2026-09-16 15:20 639251684392907466
112 ms 217.31.50.221
36 2026-09-16 15:01 639251673367410449
18 ms 217.31.50.221
35 2026-09-16 14:43 639251662123538055
19 ms 217.31.50.221
34 2026-09-16 14:24 639251650823306870
279 ms 217.31.50.221
33 2026-09-16 13:30 639251618283516167
20 ms 217.31.50.221
32 2026-09-16 13:11 639251607379542512
18 ms 217.31.50.221
31 2026-09-16 12:53 639251596333324771
101 ms 217.31.50.221
30 2026-09-16 12:34 639251585046029748
47 ms 217.31.50.221
29 2026-09-16 11:40 639251552650514786
24 ms 217.31.50.221
28 2026-09-16 11:22 639251541616354366
46 ms 217.31.50.221
27 2026-09-16 11:04 639251530617960028
15 ms 217.31.50.221
26 2026-09-16 10:45 639251519477948125
480 ms 217.31.50.221
25 2026-09-16 09:51 639251486885296746
75 ms 217.31.50.221
24 2026-09-16 09:32 639251475903552470
71 ms 217.31.50.221
23 2026-09-16 09:14 639251464842274549
49 ms 217.31.50.221
22 2026-09-16 08:55 639251453717945420
18 ms 217.31.50.221
21 2026-09-16 08:02 639251421398552718
127 ms 217.31.50.221
20 2026-09-16 07:43 639251410645405260
172 ms 217.31.50.221
19 2026-09-16 07:25 639251399606828481
36 ms 217.31.50.221
18 2026-09-16 07:07 639251388703444583
37 ms 217.31.50.221
17 2026-09-16 06:13 639251356441364469
20 ms 217.31.50.221
16 2026-09-16 05:56 639251345675088309
593 ms 217.31.50.221
15 2026-09-16 05:37 639251334785474632
2085 ms 217.31.50.221
14 2026-09-16 05:19 639251323683459570
58 ms 217.31.50.221
13 2026-09-16 04:25 639251291463406561
21 ms 217.31.50.221
12 2026-09-16 04:07 639251280896368339
73 ms 217.31.50.221
11 2026-09-16 03:50 639251270166030222
19 ms 217.31.50.221
10 2026-09-16 03:32 639251259242595340
75 ms 217.31.50.221
9 2026-09-16 02:38 639251227067894338
45 ms 217.31.50.221
8 2026-09-16 02:21 639251216730545037
20 ms 217.31.50.221
7 2026-09-16 02:03 639251206203818540
107 ms 217.31.50.221
6 2026-09-16 01:45 639251195695549231
234 ms 217.31.50.221
5 2026-09-16 01:28 639251185155110102
40 ms 217.31.50.221
4 2026-09-16 01:10 639251174495279695
2052 ms 217.31.50.221
3 2026-09-16 00:53 639251163858821284
28 ms 217.31.50.221
2 2026-09-16 00:35 639251153347498624
39 ms 217.31.50.221
1 2026-09-16 00:17 639251142548213739
18 ms 217.31.50.221