DNS response history for ns1.ras.ir

ns1.ras.ir 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 14 DNS check records, 14 successful responses, 0 failed responses, and 349 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.ras.ir.
Records on Selected Date

14

Historical checks stored for this nameserver on selected date

Average Latency

349 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 05:32

All timestamps shown in UTC

Latest Resolved IP on Selected Date

193.151.145.36

Most recently resolved hosting IP on selected date

Successful Responses

14

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.ras.ir

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
14 2026-08-24 05:32 639231456772510692
164 ms 193.151.145.36
13 2026-08-24 05:16 639231447084631185
197 ms 193.151.145.36
12 2026-08-24 04:59 639231437208519473
201 ms 193.151.145.36
11 2026-08-24 04:43 639231427209627490
282 ms 193.151.145.36
10 2026-08-24 03:50 639231395791246644
354 ms 193.151.145.36
9 2026-08-24 03:34 639231386075551458
184 ms 193.151.145.36
8 2026-08-24 03:18 639231376208713791
283 ms 193.151.145.36
7 2026-08-24 03:01 639231366170589276
89 ms 193.151.145.36
6 2026-08-24 02:08 639231334732159368
198 ms 193.151.145.36
5 2026-08-24 01:52 639231325035670078
116 ms 193.151.145.36
4 2026-08-24 01:36 639231315132253837
254 ms 193.151.145.36
3 2026-08-24 01:19 639231305014280808
1010 ms 193.151.145.36
2 2026-08-24 00:27 639231273779380675
564 ms 193.151.145.36
1 2026-08-24 00:11 639231264180839154
995 ms 193.151.145.36