DNS response history for ns1.blk.gr

ns1.blk.gr 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 111 DNS check records, 110 successful responses, 1 failed responses, and 218 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.blk.gr.
Records on Selected Date

111

Historical checks stored for this nameserver on selected date

Average Latency

218 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.67.147.253

Most recently resolved hosting IP on selected date

Successful Responses

110

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.blk.gr

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
111 2026-08-24 23:46 639232119551972438
106 ms 172.67.147.253
110 2026-08-24 23:46 639232119551972438
106 ms 104.21.55.117
109 2026-08-24 23:29 639232109112567473
55 ms 104.21.55.117
108 2026-08-24 23:29 639232109112567473
55 ms 172.67.147.253
107 2026-08-24 22:36 639232077430823987
5 ms 104.21.55.117
106 2026-08-24 22:36 639232077430823987
5 ms 172.67.147.253
105 2026-08-24 22:19 639232067340513033
30 ms 172.67.147.253
104 2026-08-24 22:19 639232067340513033
30 ms 104.21.55.117
103 2026-08-24 22:02 639232057157944387
20 ms 104.21.55.117
102 2026-08-24 22:02 639232057157944387
20 ms 172.67.147.253
101 2026-08-24 21:45 639232046895282144
36 ms 172.67.147.253
100 2026-08-24 21:45 639232046895282144
36 ms 104.21.55.117
99 2026-08-24 20:51 639232014356623395
29 ms 104.21.55.117
98 2026-08-24 20:51 639232014356623395
29 ms 172.67.147.253
97 2026-08-24 20:34 639232004177831322
40 ms 172.67.147.253
96 2026-08-24 20:34 639232004177831322
40 ms 104.21.55.117
95 2026-08-24 20:17 639231993997863976
53 ms 104.21.55.117
94 2026-08-24 20:17 639231993997863976
53 ms 172.67.147.253
93 2026-08-24 20:00 639231983967363696
32 ms 172.67.147.253
92 2026-08-24 20:00 639231983967363696
32 ms 104.21.55.117
91 2026-08-24 19:08 639231952257842845
7 ms 172.67.147.253
90 2026-08-24 19:08 639231952257842845
7 ms 104.21.55.117
89 2026-08-24 18:51 639231942277816756
18 ms 172.67.147.253
88 2026-08-24 18:51 639231942277816756
18 ms 104.21.55.117
87 2026-08-24 18:34 639231932094180724
16 ms 172.67.147.253
86 2026-08-24 18:34 639231932094180724
16 ms 104.21.55.117
85 2026-08-24 18:17 639231922041034838
2077 ms 104.21.55.117
84 2026-08-24 18:17 639231922041034838
2077 ms 172.67.147.253
83 2026-08-24 17:25 639231890488117536
47 ms 172.67.147.253
82 2026-08-24 17:25 639231890488117536
47 ms 104.21.55.117
81 2026-08-24 17:08 639231880574255543
15 ms 104.21.55.117
80 2026-08-24 17:08 639231880574255543
15 ms 172.67.147.253
79 2026-08-24 16:51 639231870418029045
9 ms 104.21.55.117
78 2026-08-24 16:51 639231870418029045
9 ms 172.67.147.253
77 2026-08-24 16:34 639231860258429562
26 ms 104.21.55.117
76 2026-08-24 16:34 639231860258429562
26 ms 172.67.147.253
75 2026-08-24 15:41 639231828211839931
19 ms 172.67.147.253
74 2026-08-24 15:41 639231828211839931
19 ms 104.21.55.117
73 2026-08-24 15:24 639231818080917481
51 ms 172.67.147.253
72 2026-08-24 15:24 639231818080917481
51 ms 104.21.55.117
71 2026-08-24 15:07 639231807961539652
9 ms 104.21.55.117
70 2026-08-24 15:07 639231807961539652
9 ms 172.67.147.253
69 2026-08-24 14:50 639231797631669865
70 ms 172.67.147.253
68 2026-08-24 14:50 639231797631669865
70 ms 104.21.55.117
67 2026-08-24 13:57 639231765923559455
39 ms 172.67.147.253
66 2026-08-24 13:57 639231765923559455
39 ms 104.21.55.117
65 2026-08-24 13:40 639231755868832964
2028 ms 104.21.55.117
64 2026-08-24 13:40 639231755868832964
2028 ms 172.67.147.253
63 2026-08-24 13:23 639231745628278877
2050 ms 104.21.55.117
62 2026-08-24 13:23 639231745628278877
2050 ms 172.67.147.253
61 2026-08-24 13:06 639231735407682062
51 ms 104.21.55.117
60 2026-08-24 13:06 639231735407682062
51 ms 172.67.147.253
59 2026-08-24 12:14 639231703815441688
16 ms 172.67.147.253
58 2026-08-24 12:14 639231703815441688
16 ms 104.21.55.117
57 2026-08-24 11:57 639231693747052549
79 ms 172.67.147.253
56 2026-08-24 11:57 639231693747052549
79 ms 104.21.55.117
55 2026-08-24 11:40 639231683712487276
89 ms 172.67.147.253
54 2026-08-24 11:40 639231683712487276
89 ms 104.21.55.117
53 2026-08-24 11:23 639231673513573868
32 ms 172.67.147.253
52 2026-08-24 11:23 639231673513573868
32 ms 104.21.55.117
51 2026-08-24 10:30 639231641791249939
2071 ms 104.21.55.117
50 2026-08-24 10:30 639231641791249939
2071 ms 172.67.147.253
49 2026-08-24 10:14 639231631866211033
30 ms 172.67.147.253
48 2026-08-24 10:14 639231631866211033
30 ms 104.21.55.117
47 2026-08-24 09:57 639231621644955316
53 ms 104.21.55.117
46 2026-08-24 09:57 639231621644955316
53 ms 172.67.147.253
45 2026-08-24 09:40 639231611478799259
17 ms 104.21.55.117
44 2026-08-24 09:40 639231611478799259
17 ms 172.67.147.253
43 2026-08-24 08:47 639231579923718211
19 ms 172.67.147.253
42 2026-08-24 08:47 639231579923718211
19 ms 104.21.55.117
41 2026-08-24 08:30 639231569810702936
76 ms 172.67.147.253
40 2026-08-24 08:30 639231569810702936
76 ms 104.21.55.117
39 2026-08-24 08:13 639231559762411619
-
38 2026-08-24 07:57 639231549663595407
48 ms 104.21.55.117
37 2026-08-24 07:57 639231549663595407
48 ms 172.67.147.253
36 2026-08-24 07:04 639231518076817246
19 ms 104.21.55.117
35 2026-08-24 07:04 639231518076817246
19 ms 172.67.147.253
34 2026-08-24 06:47 639231508078650885
16 ms 104.21.55.117
33 2026-08-24 06:47 639231508078650885
16 ms 172.67.147.253
32 2026-08-24 06:31 639231498210697093
73 ms 104.21.55.117
31 2026-08-24 06:31 639231498210697093
73 ms 172.67.147.253
30 2026-08-24 06:14 639231488109699360
19 ms 104.21.55.117
29 2026-08-24 06:14 639231488109699360
19 ms 172.67.147.253
28 2026-08-24 05:22 639231456772510692
17 ms 172.67.147.253
27 2026-08-24 05:22 639231456772510692
17 ms 104.21.55.117
26 2026-08-24 05:06 639231447084631185
13 ms 172.67.147.253
25 2026-08-24 05:06 639231447084631185
13 ms 104.21.55.117
24 2026-08-24 04:49 639231437208519473
17 ms 172.67.147.253
23 2026-08-24 04:49 639231437208519473
17 ms 104.21.55.117
22 2026-08-24 04:33 639231427209627490
27 ms 104.21.55.117
21 2026-08-24 04:33 639231427209627490
27 ms 172.67.147.253
20 2026-08-24 03:40 639231395791246644
12 ms 104.21.55.117
19 2026-08-24 03:40 639231395791246644
12 ms 172.67.147.253
18 2026-08-24 03:24 639231386075551458
145 ms 104.21.55.117
17 2026-08-24 03:24 639231386075551458
145 ms 172.67.147.253
16 2026-08-24 03:07 639231376208713791
7 ms 172.67.147.253
15 2026-08-24 03:07 639231376208713791
7 ms 104.21.55.117
14 2026-08-24 02:51 639231366170589276
14 ms 172.67.147.253
13 2026-08-24 02:51 639231366170589276
14 ms 104.21.55.117
12 2026-08-24 01:58 639231334732159368
2031 ms 172.67.147.253
11 2026-08-24 01:58 639231334732159368
2031 ms 104.21.55.117
10 2026-08-24 01:42 639231325035670078
8 ms 104.21.55.117
9 2026-08-24 01:42 639231325035670078
8 ms 172.67.147.253
8 2026-08-24 01:26 639231315132253837
32 ms 104.21.55.117
7 2026-08-24 01:26 639231315132253837
32 ms 172.67.147.253
6 2026-08-24 01:09 639231305014280808
14 ms 172.67.147.253
5 2026-08-24 01:09 639231305014280808
14 ms 104.21.55.117
4 2026-08-24 00:17 639231273779380675
39 ms 104.21.55.117
3 2026-08-24 00:17 639231273779380675
39 ms 172.67.147.253
2 2026-08-24 00:01 639231264180839154
13 ms 172.67.147.253
1 2026-08-24 00:01 639231264180839154
13 ms 104.21.55.117