DNS response history for ns51.dns.cf-ns.net

ns51.dns.cf-ns.net 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 2026-08-25. For this date, NameServerHistory found 63 DNS check records, 63 successful responses, 0 failed responses, and 435 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 ns51.dns.cf-ns.net.
Records on Selected Date

63

Historical checks stored for this nameserver on selected date

Average Latency

435 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 21:39

All timestamps shown in UTC

Latest Resolved IP on Selected Date

114.67.192.250

Most recently resolved hosting IP on selected date

Successful Responses

63

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 ns51.dns.cf-ns.net

Showing DNS history for 2026-08-25 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
63 2026-08-25 21:39 639232900747078453
2266 ms 114.67.192.250
62 2026-08-25 21:22 639232890389222534
225 ms 116.198.165.49
61 2026-08-25 21:05 639232880143390843
226 ms 116.198.49.177
60 2026-08-25 20:47 639232869755024069
198 ms 114.67.192.250
59 2026-08-25 20:30 639232859355940346
257 ms 116.198.165.49
58 2026-08-25 20:13 639232848992244953
201 ms 114.67.192.250
57 2026-08-25 19:55 639232838596478500
175 ms 116.198.165.49
56 2026-08-25 19:38 639232828175327683
2208 ms 116.198.49.177
55 2026-08-25 19:21 639232817798330473
200 ms 116.198.165.49
54 2026-08-25 18:27 639232785462407552
2164 ms 116.198.49.177
53 2026-08-25 18:10 639232775177487032
264 ms 116.198.165.49
52 2026-08-25 17:53 639232764991087115
258 ms 116.198.49.177
51 2026-08-25 17:36 639232754842971478
181 ms 114.67.192.250
50 2026-08-25 17:19 639232744455159107
192 ms 114.67.192.250
49 2026-08-25 17:01 639232734145178231
236 ms 116.198.49.177
48 2026-08-25 16:44 639232723827874402
174 ms 116.198.165.49
47 2026-08-25 16:27 639232713533011892
239 ms 116.198.49.177
46 2026-08-25 16:10 639232703065318207
267 ms 116.198.49.177
45 2026-08-25 15:52 639232692629559470
259 ms 116.198.165.49
44 2026-08-25 15:35 639232682238836475
656 ms 116.198.165.49
43 2026-08-25 15:17 639232671787004306
176 ms 116.198.49.177
42 2026-08-25 14:23 639232638994329666
172 ms 116.198.49.177
41 2026-08-25 14:06 639232628614783237
238 ms 116.198.49.177
40 2026-08-25 13:48 639232618360728578
1682 ms 114.67.192.250
39 2026-08-25 13:31 639232608016476376
257 ms 116.198.49.177
38 2026-08-25 13:14 639232597643611557
182 ms 116.198.165.49
37 2026-08-25 12:57 639232587225721862
461 ms 114.67.192.250
36 2026-08-25 12:39 639232576780683689
270 ms 116.198.49.177
35 2026-08-25 12:22 639232566381512620
185 ms 116.198.165.49
34 2026-08-25 12:05 639232556111768563
206 ms 114.67.192.250
33 2026-08-25 11:47 639232545839529039
179 ms 116.198.49.177
32 2026-08-25 11:30 639232535349285207
544 ms 116.198.49.177
31 2026-08-25 11:13 639232524938080723
506 ms 116.198.165.49
30 2026-08-25 10:19 639232492740373468
172 ms 116.198.49.177
29 2026-08-25 10:02 639232482235303141
200 ms 116.198.165.49
28 2026-08-25 09:44 639232471861770303
355 ms 116.198.49.177
27 2026-08-25 09:27 639232461630217327
263 ms 116.198.49.177
26 2026-08-25 09:10 639232451282965990
620 ms 116.198.49.177
25 2026-08-25 08:53 639232440814614938
274 ms 116.198.165.49
24 2026-08-25 08:35 639232430410720425
269 ms 116.198.165.49
23 2026-08-25 08:18 639232420003096185
239 ms 116.198.49.177
22 2026-08-25 08:00 639232409467287444
242 ms 114.67.192.250
21 2026-08-25 07:43 639232399077195997
249 ms 116.198.165.49
20 2026-08-25 07:26 639232388731528337
259 ms 114.67.192.250
19 2026-08-25 07:08 639232378288598612
257 ms 116.198.49.177
18 2026-08-25 06:15 639232346196373643
319 ms 114.67.192.250
17 2026-08-25 05:58 639232336112370741
264 ms 116.198.165.49
16 2026-08-25 05:41 639232326146508970
1669 ms 116.198.49.177
15 2026-08-25 05:25 639232316189381720
181 ms 116.198.165.49
14 2026-08-25 05:08 639232306217998913
242 ms 116.198.49.177
13 2026-08-25 04:51 639232296255744174
266 ms 116.198.49.177
12 2026-08-25 04:34 639232286095760789
668 ms 116.198.49.177
11 2026-08-25 04:18 639232276086186273
326 ms 116.198.165.49
10 2026-08-25 04:01 639232265900986425
221 ms 116.198.165.49
9 2026-08-25 03:44 639232255723518075
202 ms 114.67.192.250
8 2026-08-25 03:27 639232245484452890
2247 ms 116.198.49.177
7 2026-08-25 03:10 639232235157175331
159 ms 116.198.49.177
6 2026-08-25 02:16 639232203197189095
239 ms 114.67.192.250
5 2026-08-25 01:59 639232192844564298
260 ms 114.67.192.250
4 2026-08-25 01:42 639232182496008942
254 ms 116.198.49.177
3 2026-08-25 01:25 639232172197053132
231 ms 116.198.165.49
2 2026-08-25 00:31 639232140250307418
170 ms 116.198.49.177
1 2026-08-25 00:14 639232129927860324
183 ms 116.198.165.49