DNS response history for ns1.coredns.co

ns1.coredns.co 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 30 DNS check records, 30 successful responses, 0 failed responses, and 168 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.coredns.co.
Records on Selected Date

30

Historical checks stored for this nameserver on selected date

Average Latency

168 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 12:15

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.200.176.1

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.coredns.co

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
30 2026-08-24 12:15 639231703815441688
2016 ms 91.200.176.1
29 2026-08-24 11:58 639231693747052549
2011 ms 91.200.176.1
28 2026-08-24 11:41 639231683712487276
23 ms 91.200.176.1
27 2026-08-24 11:24 639231673513573868
4 ms 91.200.176.1
26 2026-08-24 10:31 639231641791249939
20 ms 91.200.176.1
25 2026-08-24 10:14 639231631866211033
31 ms 91.200.176.1
24 2026-08-24 09:57 639231621644955316
76 ms 91.200.176.1
23 2026-08-24 09:41 639231611478799259
18 ms 91.200.176.1
22 2026-08-24 08:48 639231579923718211
140 ms 91.200.176.1
21 2026-08-24 08:31 639231569810702936
7 ms 91.200.176.1
20 2026-08-24 08:14 639231559762411619
25 ms 91.200.176.1
19 2026-08-24 07:58 639231549663595407
4 ms 91.200.176.1
18 2026-08-24 07:05 639231518076817246
16 ms 91.200.176.1
17 2026-08-24 06:48 639231508078650885
6 ms 91.200.176.1
16 2026-08-24 06:32 639231498210697093
18 ms 91.200.176.1
15 2026-08-24 06:15 639231488109699360
26 ms 91.200.176.1
14 2026-08-24 05:23 639231456772510692
4 ms 91.200.176.1
13 2026-08-24 05:07 639231447084631185
3 ms 91.200.176.1
12 2026-08-24 04:50 639231437208519473
26 ms 91.200.176.1
11 2026-08-24 04:33 639231427209627490
58 ms 91.200.176.1
10 2026-08-24 03:41 639231395791246644
11 ms 91.200.176.1
9 2026-08-24 03:25 639231386075551458
19 ms 91.200.176.1
8 2026-08-24 03:08 639231376208713791
39 ms 91.200.176.1
7 2026-08-24 02:52 639231366170589276
103 ms 91.200.176.1
6 2026-08-24 01:59 639231334732159368
37 ms 91.200.176.1
5 2026-08-24 01:43 639231325035670078
15 ms 91.200.176.1
4 2026-08-24 01:27 639231315132253837
21 ms 91.200.176.1
3 2026-08-24 01:10 639231305014280808
39 ms 91.200.176.1
2 2026-08-24 00:18 639231273779380675
187 ms 91.200.176.1
1 2026-08-24 00:02 639231264180839154
42 ms 91.200.176.1