DNS response history for ns21.ianic.gr

ns21.ianic.gr 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 2026-08-24. For this date, NameServerHistory found 47 DNS check records, 47 successful responses, 0 failed responses, and 468 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 ns21.ianic.gr.
Records on Selected Date

47

Historical checks stored for this nameserver on selected date

Average Latency

468 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 20:07

All timestamps shown in UTC

Latest Resolved IP on Selected Date

136.243.71.146

Most recently resolved hosting IP on selected date

Successful Responses

47

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 ns21.ianic.gr

Showing DNS history for 2026-08-24 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
47 2026-08-24 20:07 639231983967363696
24 ms 136.243.71.146
46 2026-08-24 19:15 639231952257842845
25 ms 136.243.71.146
45 2026-08-24 18:58 639231942277816756
20 ms 136.243.71.146
44 2026-08-24 18:41 639231932094180724
51 ms 136.243.71.146
43 2026-08-24 18:24 639231922041034838
97 ms 136.243.71.146
42 2026-08-24 17:32 639231890488117536
1188 ms 136.243.71.146
41 2026-08-24 17:15 639231880574255543
2009 ms 136.243.71.146
40 2026-08-24 16:58 639231870418029045
17 ms 136.243.71.146
39 2026-08-24 16:41 639231860258429562
96 ms 136.243.71.146
38 2026-08-24 15:48 639231828211839931
101 ms 136.243.71.146
37 2026-08-24 15:31 639231818080917481
462 ms 136.243.71.146
36 2026-08-24 15:14 639231807961539652
45 ms 136.243.71.146
35 2026-08-24 14:57 639231797631669865
49 ms 136.243.71.146
34 2026-08-24 14:04 639231765923559455
2029 ms 136.243.71.146
33 2026-08-24 13:47 639231755868832964
2063 ms 136.243.71.146
32 2026-08-24 13:30 639231745628278877
74 ms 136.243.71.146
31 2026-08-24 13:13 639231735407682062
64 ms 136.243.71.146
30 2026-08-24 12:21 639231703815441688
53 ms 136.243.71.146
29 2026-08-24 12:04 639231693747052549
633 ms 136.243.71.146
28 2026-08-24 11:47 639231683712487276
7 ms 136.243.71.146
27 2026-08-24 11:30 639231673513573868
35 ms 136.243.71.146
26 2026-08-24 10:37 639231641791249939
35 ms 136.243.71.146
25 2026-08-24 10:21 639231631866211033
8 ms 136.243.71.146
24 2026-08-24 10:04 639231621644955316
40 ms 136.243.71.146
23 2026-08-24 09:47 639231611478799259
8 ms 136.243.71.146
22 2026-08-24 08:54 639231579923718211
2020 ms 136.243.71.146
21 2026-08-24 08:37 639231569810702936
8 ms 136.243.71.146
20 2026-08-24 08:20 639231559762411619
45 ms 136.243.71.146
19 2026-08-24 08:04 639231549663595407
6 ms 136.243.71.146
18 2026-08-24 07:11 639231518076817246
4 ms 136.243.71.146
17 2026-08-24 06:55 639231508078650885
2048 ms 136.243.71.146
16 2026-08-24 06:38 639231498210697093
2024 ms 136.243.71.146
15 2026-08-24 06:21 639231488109699360
51 ms 136.243.71.146
14 2026-08-24 05:29 639231456772510692
4052 ms 136.243.71.146
13 2026-08-24 05:13 639231447084631185
7 ms 136.243.71.146
12 2026-08-24 04:56 639231437208519473
3 ms 136.243.71.146
11 2026-08-24 04:40 639231427209627490
2100 ms 136.243.71.146
10 2026-08-24 03:47 639231395791246644
50 ms 136.243.71.146
9 2026-08-24 03:31 639231386075551458
75 ms 136.243.71.146
8 2026-08-24 03:15 639231376208713791
43 ms 136.243.71.146
7 2026-08-24 02:58 639231366170589276
20 ms 136.243.71.146
6 2026-08-24 02:06 639231334732159368
59 ms 136.243.71.146
5 2026-08-24 01:49 639231325035670078
7 ms 136.243.71.146
4 2026-08-24 01:33 639231315132253837
16 ms 136.243.71.146
3 2026-08-24 01:16 639231305014280808
48 ms 136.243.71.146
2 2026-08-24 00:24 639231273779380675
40 ms 136.243.71.146
1 2026-08-24 00:08 639231264180839154
37 ms 136.243.71.146