DNS response history for ns1.optimumgroup.gr

ns1.optimumgroup.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 2026-08-25. For this date, NameServerHistory found 30 DNS check records, 30 successful responses, 0 failed responses, and 304 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 ns1.optimumgroup.gr.
Records on Selected Date

30

Historical checks stored for this nameserver on selected date

Average Latency

304 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 10:09

All timestamps shown in UTC

Latest Resolved IP on Selected Date

136.243.60.235

Most recently resolved hosting IP on selected date

Successful Responses

30

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 ns1.optimumgroup.gr

Showing DNS history for 2026-08-25 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
30 2026-08-25 10:09 639232492740373468
45 ms 136.243.60.235
29 2026-08-25 09:51 639232482235303141
31 ms 136.243.60.235
28 2026-08-25 09:34 639232471861770303
51 ms 136.243.60.235
27 2026-08-25 09:17 639232461630217327
5 ms 136.243.60.235
26 2026-08-25 09:00 639232451282965990
2046 ms 136.243.60.235
25 2026-08-25 08:42 639232440814614938
7 ms 136.243.60.235
24 2026-08-25 08:25 639232430410720425
5 ms 136.243.60.235
23 2026-08-25 08:07 639232420003096185
4 ms 136.243.60.235
22 2026-08-25 07:50 639232409467287444
52 ms 136.243.60.235
21 2026-08-25 07:33 639232399077195997
102 ms 136.243.60.235
20 2026-08-25 07:15 639232388731528337
73 ms 136.243.60.235
19 2026-08-25 06:58 639232378288598612
141 ms 136.243.60.235
18 2026-08-25 06:04 639232346196373643
2 ms 136.243.60.235
17 2026-08-25 05:48 639232336112370741
8 ms 136.243.60.235
16 2026-08-25 05:31 639232326146508970
16 ms 136.243.60.235
15 2026-08-25 05:14 639232316189381720
36 ms 136.243.60.235
14 2026-08-25 04:58 639232306217998913
77 ms 136.243.60.235
13 2026-08-25 04:41 639232296255744174
21 ms 136.243.60.235
12 2026-08-25 04:24 639232286095760789
2 ms 136.243.60.235
11 2026-08-25 04:08 639232276086186273
9 ms 136.243.60.235
10 2026-08-25 03:51 639232265900986425
3 ms 136.243.60.235
9 2026-08-25 03:34 639232255723518075
41 ms 136.243.60.235
8 2026-08-25 03:17 639232245484452890
50 ms 136.243.60.235
7 2026-08-25 02:59 639232235157175331
62 ms 136.243.60.235
6 2026-08-25 02:06 639232203197189095
4064 ms 136.243.60.235
5 2026-08-25 01:49 639232192844564298
28 ms 136.243.60.235
4 2026-08-25 01:32 639232182496008942
2016 ms 136.243.60.235
3 2026-08-25 01:14 639232172197053132
46 ms 136.243.60.235
2 2026-08-25 00:21 639232140250307418
27 ms 136.243.60.235
1 2026-08-25 00:04 639232129927860324
42 ms 136.243.60.235