DNS response history for ns421.grserver.gr

ns421.grserver.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 218 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 ns421.grserver.gr.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

218 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

213.158.90.239

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns421.grserver.gr

Showing DNS history for 2026-08-21 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
72 2026-08-21 23:46 639229527598660841
23 ms 213.158.90.239
71 2026-08-21 23:30 639229517954323214
21 ms 213.158.90.239
70 2026-08-21 23:14 639229508269999021
9 ms 213.158.90.239
69 2026-08-21 22:58 639229498559060171
56 ms 213.158.90.239
68 2026-08-21 22:41 639229488519347586
41 ms 213.158.90.239
67 2026-08-21 21:48 639229456606578934
23 ms 213.158.90.239
66 2026-08-21 21:32 639229446985772499
26 ms 213.158.90.239
65 2026-08-21 21:16 639229437367313098
48 ms 213.158.90.239
64 2026-08-21 21:00 639229427923950391
12 ms 213.158.90.239
63 2026-08-21 20:44 639229418168588854
21 ms 213.158.90.239
62 2026-08-21 20:27 639229408345678334
2031 ms 213.158.90.239
61 2026-08-21 20:11 639229398616354648
12 ms 213.158.90.239
60 2026-08-21 19:55 639229388634592323
5 ms 213.158.90.239
59 2026-08-21 19:38 639229378792837692
32 ms 213.158.90.239
58 2026-08-21 19:22 639229369154682311
9 ms 213.158.90.239
57 2026-08-21 19:06 639229359248017926
10 ms 213.158.90.239
56 2026-08-21 18:49 639229349124294642
9 ms 213.158.90.239
55 2026-08-21 17:56 639229317791715692
49 ms 213.158.90.239
54 2026-08-21 17:40 639229308115194575
2013 ms 213.158.90.239
53 2026-08-21 17:24 639229298320320558
3 ms 213.158.90.239
52 2026-08-21 17:08 639229288674863221
22 ms 213.158.90.239
51 2026-08-21 16:52 639229278983677079
5 ms 213.158.90.239
50 2026-08-21 16:36 639229269405517175
45 ms 213.158.90.239
49 2026-08-21 16:19 639229259594798244
16 ms 213.158.90.239
48 2026-08-21 16:03 639229249736681188
3 ms 213.158.90.239
47 2026-08-21 15:46 639229239699417787
23 ms 213.158.90.239
46 2026-08-21 15:29 639229229621964033
7 ms 213.158.90.239
45 2026-08-21 15:13 639229219567270965
8 ms 213.158.90.239
44 2026-08-21 14:56 639229209406666856
14 ms 213.158.90.239
43 2026-08-21 14:03 639229177815876178
8 ms 213.158.90.239
42 2026-08-21 13:47 639229168243572685
-
41 2026-08-21 13:31 639229158599856475
4022 ms 213.158.90.239
40 2026-08-21 13:15 639229148998940902
28 ms 213.158.90.239
39 2026-08-21 12:59 639229139276923594
16 ms 213.158.90.239
38 2026-08-21 12:43 639229129709912394
2043 ms 213.158.90.239
37 2026-08-21 12:26 639229119801488500
11 ms 213.158.90.239
36 2026-08-21 12:10 639229110135262458
2012 ms 213.158.90.239
35 2026-08-21 11:54 639229100336051392
13 ms 213.158.90.239
34 2026-08-21 11:38 639229090641415626
66 ms 213.158.90.239
33 2026-08-21 11:21 639229080702683947
45 ms 213.158.90.239
32 2026-08-21 11:04 639229070601456699
37 ms 213.158.90.239
31 2026-08-21 10:12 639229038947447232
43 ms 213.158.90.239
30 2026-08-21 09:56 639229029268708773
45 ms 213.158.90.239
29 2026-08-21 09:40 639229019647910603
5 ms 213.158.90.239
28 2026-08-21 09:23 639229009983843738
11 ms 213.158.90.239
27 2026-08-21 09:07 639229000203331882
26 ms 213.158.90.239
26 2026-08-21 08:51 639228990302335999
26 ms 213.158.90.239
25 2026-08-21 08:34 639228980567740722
39 ms 213.158.90.239
24 2026-08-21 08:18 639228970762445174
21 ms 213.158.90.239
23 2026-08-21 08:02 639228961065054445
34 ms 213.158.90.239
22 2026-08-21 07:45 639228951224649885
60 ms 213.158.90.239
21 2026-08-21 07:29 639228941303864592
10 ms 213.158.90.239
20 2026-08-21 07:12 639228931191328583
9 ms 213.158.90.239
19 2026-08-21 06:19 639228899518173317
2022 ms 213.158.90.239
18 2026-08-21 06:03 639228889785027669
12 ms 213.158.90.239
17 2026-08-21 05:47 639228880106330161
26 ms 213.158.90.239
16 2026-08-21 05:31 639228870316184091
5 ms 213.158.90.239
15 2026-08-21 05:15 639228860695366512
8 ms 213.158.90.239
14 2026-08-21 04:59 639228851027209500
5 ms 213.158.90.239
13 2026-08-21 04:43 639228841479265462
3 ms 213.158.90.239
12 2026-08-21 04:26 639228831752962260
30 ms 213.158.90.239
11 2026-08-21 04:10 639228821953295483
27 ms 213.158.90.239
10 2026-08-21 03:54 639228812227429953
20 ms 213.158.90.239
9 2026-08-21 03:38 639228802476107538
50 ms 213.158.90.239
8 2026-08-21 03:21 639228792525492032
13 ms 213.158.90.239
7 2026-08-21 02:29 639228761131421385
5 ms 213.158.90.239
6 2026-08-21 02:13 639228751571206692
6 ms 213.158.90.239
5 2026-08-21 01:56 639228741705571019
11 ms 213.158.90.239
4 2026-08-21 01:40 639228731642208228
20 ms 213.158.90.239
3 2026-08-21 00:47 639228700387002072
4 ms 213.158.90.239
2 2026-08-21 00:31 639228690742014433
4 ms 213.158.90.239
1 2026-08-21 00:15 639228680877937122
13 ms 213.158.90.239