DNS response history for ns1.koreafree.co.kr

ns1.koreafree.co.kr 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 54 DNS check records, 54 successful responses, 0 failed responses, and 594 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.koreafree.co.kr.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

594 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 22:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.254.171.112

Most recently resolved hosting IP on selected date

Successful Responses

54

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.koreafree.co.kr

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
54 2026-08-24 22:50 639232077430823987
609 ms 121.254.171.112
53 2026-08-24 22:33 639232067340513033
601 ms 121.254.171.112
52 2026-08-24 22:16 639232057157944387
568 ms 121.254.171.112
51 2026-08-24 21:59 639232046895282144
571 ms 121.254.171.112
50 2026-08-24 21:05 639232014356623395
602 ms 121.254.171.112
49 2026-08-24 20:48 639232004177831322
586 ms 121.254.171.112
48 2026-08-24 20:31 639231993997863976
593 ms 121.254.171.112
47 2026-08-24 20:14 639231983967363696
586 ms 121.254.171.112
46 2026-08-24 19:21 639231952257842845
592 ms 121.254.171.112
45 2026-08-24 19:04 639231942277816756
605 ms 121.254.171.112
44 2026-08-24 18:48 639231932094180724
595 ms 121.254.171.112
43 2026-08-24 18:30 639231922041034838
569 ms 121.254.171.112
42 2026-08-24 17:38 639231890488117536
588 ms 121.254.171.112
41 2026-08-24 17:21 639231880574255543
567 ms 121.254.171.112
40 2026-08-24 17:05 639231870418029045
599 ms 121.254.171.112
39 2026-08-24 16:48 639231860258429562
618 ms 121.254.171.112
38 2026-08-24 15:54 639231828211839931
602 ms 121.254.171.112
37 2026-08-24 15:38 639231818080917481
587 ms 121.254.171.112
36 2026-08-24 15:21 639231807961539652
580 ms 121.254.171.112
35 2026-08-24 15:04 639231797631669865
597 ms 121.254.171.112
34 2026-08-24 14:10 639231765923559455
573 ms 121.254.171.112
33 2026-08-24 13:54 639231755868832964
605 ms 121.254.171.112
32 2026-08-24 13:37 639231745628278877
592 ms 121.254.171.112
31 2026-08-24 13:20 639231735407682062
611 ms 121.254.171.112
30 2026-08-24 12:27 639231703815441688
597 ms 121.254.171.112
29 2026-08-24 12:10 639231693747052549
584 ms 121.254.171.112
28 2026-08-24 11:53 639231683712487276
590 ms 121.254.171.112
27 2026-08-24 11:36 639231673513573868
589 ms 121.254.171.112
26 2026-08-24 10:43 639231641791249939
611 ms 121.254.171.112
25 2026-08-24 10:27 639231631866211033
588 ms 121.254.171.112
24 2026-08-24 10:10 639231621644955316
574 ms 121.254.171.112
23 2026-08-24 09:53 639231611478799259
609 ms 121.254.171.112
22 2026-08-24 09:00 639231579923718211
582 ms 121.254.171.112
21 2026-08-24 08:44 639231569810702936
613 ms 121.254.171.112
20 2026-08-24 08:27 639231559762411619
849 ms 121.254.171.112
19 2026-08-24 08:10 639231549663595407
567 ms 121.254.171.112
18 2026-08-24 07:17 639231518076817246
604 ms 121.254.171.112
17 2026-08-24 07:01 639231508078650885
575 ms 121.254.171.112
16 2026-08-24 06:44 639231498210697093
611 ms 121.254.171.112
15 2026-08-24 06:27 639231488109699360
588 ms 121.254.171.112
14 2026-08-24 05:35 639231456772510692
596 ms 121.254.171.112
13 2026-08-24 05:19 639231447084631185
581 ms 121.254.171.112
12 2026-08-24 05:02 639231437208519473
561 ms 121.254.171.112
11 2026-08-24 04:46 639231427209627490
574 ms 121.254.171.112
10 2026-08-24 03:53 639231395791246644
593 ms 121.254.171.112
9 2026-08-24 03:37 639231386075551458
591 ms 121.254.171.112
8 2026-08-24 03:21 639231376208713791
611 ms 121.254.171.112
7 2026-08-24 03:04 639231366170589276
573 ms 121.254.171.112
6 2026-08-24 02:12 639231334732159368
580 ms 121.254.171.112
5 2026-08-24 01:55 639231325035670078
598 ms 121.254.171.112
4 2026-08-24 01:39 639231315132253837
567 ms 121.254.171.112
3 2026-08-24 01:22 639231305014280808
585 ms 121.254.171.112
2 2026-08-24 00:30 639231273779380675
590 ms 121.254.171.112
1 2026-08-24 00:14 639231264180839154
566 ms 121.254.171.112