DNS response history for master.igc.org

master.igc.org 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 2026-08-28. For this date, NameServerHistory found 12 DNS check records, 12 successful responses, 0 failed responses, and 236 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 master.igc.org.
Records on Selected Date

12

Historical checks stored for this nameserver on selected date

Average Latency

236 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 04:32

All timestamps shown in UTC

Latest Resolved IP on Selected Date

209.237.251.190

Most recently resolved hosting IP on selected date

Successful Responses

12

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 master.igc.org

Showing DNS history for 2026-08-28 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
12 2026-08-28 04:32 639234879588411654
133 ms 209.237.251.190
11 2026-08-28 04:15 639234869341589104
207 ms 209.237.251.190
10 2026-08-28 03:58 639234859012216675
4 ms 209.237.251.190
9 2026-08-28 03:41 639234848695364934
121 ms 209.237.251.190
8 2026-08-28 02:48 639234816952458162
158 ms 209.237.251.190
7 2026-08-28 02:31 639234806773081598
1123 ms 209.237.251.190
6 2026-08-28 02:14 639234796382955255
126 ms 209.237.251.190
5 2026-08-28 01:56 639234786015782563
287 ms 209.237.251.190
4 2026-08-28 01:03 639234753811917646
4 ms 209.237.251.190
3 2026-08-28 00:46 639234743739767811
117 ms 209.237.251.190
2 2026-08-28 00:29 639234733372362811
304 ms 209.237.251.190
1 2026-08-28 00:11 639234723048550337
250 ms 209.237.251.190