DNS response history for ns2.bul-si.bg

ns2.bul-si.bg 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 550 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 ns2.bul-si.bg.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

550 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

213.91.237.37

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 ns2.bul-si.bg

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
3 ms 213.91.237.37
53 2026-08-24 22:33 639232067340513033
55 ms 213.91.237.37
52 2026-08-24 22:16 639232057157944387
56 ms 213.91.237.37
51 2026-08-24 21:59 639232046895282144
59 ms 213.91.237.37
50 2026-08-24 21:05 639232014356623395
35 ms 213.91.237.37
49 2026-08-24 20:48 639232004177831322
30 ms 213.91.237.37
48 2026-08-24 20:31 639231993997863976
58 ms 213.91.237.37
47 2026-08-24 20:14 639231983967363696
5312 ms 213.91.237.37
46 2026-08-24 19:21 639231952257842845
66 ms 213.91.237.37
45 2026-08-24 19:05 639231942277816756
76 ms 213.91.237.37
44 2026-08-24 18:48 639231932094180724
60 ms 213.91.237.37
43 2026-08-24 18:31 639231922041034838
29 ms 213.91.237.37
42 2026-08-24 17:38 639231890488117536
59 ms 213.91.237.37
41 2026-08-24 17:22 639231880574255543
36 ms 213.91.237.37
40 2026-08-24 17:05 639231870418029045
5 ms 213.91.237.37
39 2026-08-24 16:48 639231860258429562
51 ms 213.91.237.37
38 2026-08-24 15:54 639231828211839931
3 ms 213.91.237.37
37 2026-08-24 15:38 639231818080917481
3661 ms 213.91.237.37
36 2026-08-24 15:21 639231807961539652
54 ms 213.91.237.37
35 2026-08-24 15:04 639231797631669865
57 ms 213.91.237.37
34 2026-08-24 14:11 639231765923559455
33 ms 213.91.237.37
33 2026-08-24 13:54 639231755868832964
59 ms 213.91.237.37
32 2026-08-24 13:37 639231745628278877
54 ms 213.91.237.37
31 2026-08-24 13:20 639231735407682062
31 ms 213.91.237.37
30 2026-08-24 12:27 639231703815441688
3540 ms 213.91.237.37
29 2026-08-24 12:10 639231693747052549
4123 ms 213.91.237.37
28 2026-08-24 11:54 639231683712487276
56 ms 213.91.237.37
27 2026-08-24 11:37 639231673513573868
57 ms 213.91.237.37
26 2026-08-24 10:43 639231641791249939
58 ms 213.91.237.37
25 2026-08-24 10:27 639231631866211033
104 ms 213.91.237.37
24 2026-08-24 10:10 639231621644955316
58 ms 213.91.237.37
23 2026-08-24 09:53 639231611478799259
7 ms 213.91.237.37
22 2026-08-24 09:01 639231579923718211
105 ms 213.91.237.37
21 2026-08-24 08:44 639231569810702936
3 ms 213.91.237.37
20 2026-08-24 08:27 639231559762411619
54 ms 213.91.237.37
19 2026-08-24 08:10 639231549663595407
57 ms 213.91.237.37
18 2026-08-24 07:17 639231518076817246
3 ms 213.91.237.37
17 2026-08-24 07:01 639231508078650885
58 ms 213.91.237.37
16 2026-08-24 06:44 639231498210697093
1513 ms 213.91.237.37
15 2026-08-24 06:28 639231488109699360
52 ms 213.91.237.37
14 2026-08-24 05:35 639231456772510692
2039 ms 213.91.237.37
13 2026-08-24 05:19 639231447084631185
4 ms 213.91.237.37
12 2026-08-24 05:03 639231437208519473
3 ms 213.91.237.37
11 2026-08-24 04:46 639231427209627490
2007 ms 213.91.237.37
10 2026-08-24 03:53 639231395791246644
109 ms 213.91.237.37
9 2026-08-24 03:37 639231386075551458
55 ms 213.91.237.37
8 2026-08-24 03:21 639231376208713791
4 ms 213.91.237.37
7 2026-08-24 03:04 639231366170589276
72 ms 213.91.237.37
6 2026-08-24 02:12 639231334732159368
2043 ms 213.91.237.37
5 2026-08-24 01:56 639231325035670078
3 ms 213.91.237.37
4 2026-08-24 01:39 639231315132253837
3 ms 213.91.237.37
3 2026-08-24 01:23 639231305014280808
3547 ms 213.91.237.37
2 2026-08-24 00:30 639231273779380675
4 ms 213.91.237.37
1 2026-08-24 00:14 639231264180839154
4 ms 213.91.237.37