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 2026-09-17. For this date, NameServerHistory found 67 DNS check records, 67 successful responses, 0 failed responses, and 244 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

67

Historical checks stored for this nameserver on selected date

Average Latency

244 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-17 23:47

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

67

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 2026-09-17 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
67 2026-09-17 23:47 639252852454031317
28 ms 217.31.50.221
66 2026-09-17 23:29 639252841839630810
23 ms 217.31.50.221
65 2026-09-17 23:11 639252831170867032
91 ms 217.31.50.221
64 2026-09-17 22:53 639252820308103439
24 ms 217.31.50.221
63 2026-09-17 22:35 639252809230009070
37 ms 217.31.50.221
62 2026-09-17 21:41 639252777162535378
42 ms 217.31.50.221
61 2026-09-17 21:23 639252765957564606
44 ms 217.31.50.221
60 2026-09-17 21:05 639252755176868090
22 ms 217.31.50.221
59 2026-09-17 20:47 639252744442512092
26 ms 217.31.50.221
58 2026-09-17 20:29 639252733644854349
28 ms 217.31.50.221
57 2026-09-17 20:11 639252722925561533
2039 ms 217.31.50.221
56 2026-09-17 19:53 639252712160594214
29 ms 217.31.50.221
55 2026-09-17 19:35 639252701512577603
33 ms 217.31.50.221
54 2026-09-17 19:17 639252690669093185
50 ms 217.31.50.221
53 2026-09-17 18:59 639252679808666644
30 ms 217.31.50.221
52 2026-09-17 18:41 639252669053704288
84 ms 217.31.50.221
51 2026-09-17 18:23 639252658089140666
67 ms 217.31.50.221
50 2026-09-17 17:29 639252625629965993
21 ms 217.31.50.221
49 2026-09-17 17:11 639252614848275096
29 ms 217.31.50.221
48 2026-09-17 16:52 639252603876369729
103 ms 217.31.50.221
47 2026-09-17 16:34 639252592952565512
74 ms 217.31.50.221
46 2026-09-17 16:16 639252582170452386
32 ms 217.31.50.221
45 2026-09-17 15:58 639252571176632328
23 ms 217.31.50.221
44 2026-09-17 15:40 639252560339349640
20 ms 217.31.50.221
43 2026-09-17 15:22 639252549432308857
23 ms 217.31.50.221
42 2026-09-17 15:04 639252538736997299
21 ms 217.31.50.221
41 2026-09-17 14:46 639252527836156696
158 ms 217.31.50.221
40 2026-09-17 14:27 639252516754975597
72 ms 217.31.50.221
39 2026-09-17 14:09 639252505660608679
14 ms 217.31.50.221
38 2026-09-17 13:13 639252472623292659
125 ms 217.31.50.221
37 2026-09-17 12:55 639252461783130366
28 ms 217.31.50.221
36 2026-09-17 12:37 639252450993586381
239 ms 217.31.50.221
35 2026-09-17 12:19 639252440223558438
53 ms 217.31.50.221
34 2026-09-17 12:01 639252429303021173
38 ms 217.31.50.221
33 2026-09-17 11:43 639252418356652624
30 ms 217.31.50.221
32 2026-09-17 11:25 639252407421002882
29 ms 217.31.50.221
31 2026-09-17 11:07 639252396552275396
21 ms 217.31.50.221
30 2026-09-17 10:48 639252385649014698
141 ms 217.31.50.221
29 2026-09-17 10:30 639252374669357343
29 ms 217.31.50.221
28 2026-09-17 10:11 639252362103837886
2233 ms 217.31.50.221
27 2026-09-17 09:51 639252350715915654
2063 ms 217.31.50.221
26 2026-09-17 08:56 639252317899315245
41 ms 217.31.50.221
25 2026-09-17 08:37 639252306910124966
56 ms 217.31.50.221
24 2026-09-17 08:19 639252295696669487
41 ms 217.31.50.221
23 2026-09-17 08:00 639252284716442794
19 ms 217.31.50.221
22 2026-09-17 07:42 639252273642166776
39 ms 217.31.50.221
21 2026-09-17 07:24 639252262785231756
65 ms 217.31.50.221
20 2026-09-17 07:06 639252251845071434
20 ms 217.31.50.221
19 2026-09-17 06:47 639252240837349277
17 ms 217.31.50.221
18 2026-09-17 06:29 639252229688828474
19 ms 217.31.50.221
17 2026-09-17 06:11 639252218649821919
20 ms 217.31.50.221
16 2026-09-17 05:52 639252207839465323
36 ms 217.31.50.221
15 2026-09-17 05:34 639252196790489233
40 ms 217.31.50.221
14 2026-09-17 04:40 639252164522186562
42 ms 217.31.50.221
13 2026-09-17 04:22 639252153713283740
12 ms 217.31.50.221
12 2026-09-17 04:04 639252142980624573
10 ms 217.31.50.221
11 2026-09-17 03:47 639252132338708479
833 ms 217.31.50.221
10 2026-09-17 03:29 639252121318535129
59 ms 217.31.50.221
9 2026-09-17 03:10 639252110438716589
14 ms 217.31.50.221
8 2026-09-17 02:52 639252099716944031
4069 ms 217.31.50.221
7 2026-09-17 02:34 639252088844832110
2049 ms 217.31.50.221
6 2026-09-17 02:16 639252077931078722
44 ms 217.31.50.221
5 2026-09-17 01:58 639252066937400002
365 ms 217.31.50.221
4 2026-09-17 01:39 639252055967926050
64 ms 217.31.50.221
3 2026-09-17 01:21 639252045008386063
14 ms 217.31.50.221
2 2026-09-17 00:27 639252012731819222
17 ms 217.31.50.221
1 2026-09-17 00:09 639252001870917210
18 ms 217.31.50.221