DNS response history for ns1.viettelcdn.com

ns1.viettelcdn.com 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 2026-08-26. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 503 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.viettelcdn.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

503 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 18:43

All timestamps shown in UTC

Latest Resolved IP on Selected Date

171.244.5.11

Most recently resolved hosting IP on selected date

Successful Responses

57

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.viettelcdn.com

Showing DNS history for 2026-08-26 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
57 2026-08-26 18:43 639233656814316266
435 ms 171.244.5.11
56 2026-08-26 18:26 639233646245051806
430 ms 171.244.5.11
55 2026-08-26 18:08 639233635663779051
457 ms 171.244.5.11
54 2026-08-26 17:51 639233624977342122
462 ms 171.244.5.11
53 2026-08-26 17:33 639233614446136153
496 ms 171.244.5.11
52 2026-08-26 17:15 639233603737877581
477 ms 171.244.5.11
51 2026-08-26 16:57 639233593269224651
472 ms 171.244.5.11
50 2026-08-26 16:40 639233582635086903
522 ms 171.244.5.11
49 2026-08-26 16:22 639233572000374575
483 ms 171.244.5.11
48 2026-08-26 16:04 639233561188633861
475 ms 171.244.5.11
47 2026-08-26 15:46 639233550544357027
546 ms 171.244.5.11
46 2026-08-26 14:52 639233517966053117
456 ms 171.244.5.11
45 2026-08-26 14:34 639233507603253585
548 ms 171.244.5.11
44 2026-08-26 14:17 639233497229039167
388 ms 171.244.5.11
43 2026-08-26 14:00 639233486864546406
464 ms 171.244.5.11
42 2026-08-26 13:43 639233476455174682
439 ms 171.244.5.11
41 2026-08-26 13:25 639233466171592605
428 ms 171.244.5.11
40 2026-08-26 13:08 639233455747096265
386 ms 171.244.5.11
39 2026-08-26 12:51 639233445367152284
438 ms 171.244.5.11
38 2026-08-26 12:33 639233434974187439
474 ms 171.244.5.11
37 2026-08-26 12:16 639233424567558554
386 ms 171.244.5.11
36 2026-08-26 11:59 639233414056832719
431 ms 171.244.5.11
35 2026-08-26 11:41 639233403515141099
481 ms 171.244.5.11
34 2026-08-26 10:46 639233370841350248
493 ms 171.244.5.11
33 2026-08-26 10:29 639233360361507238
469 ms 171.244.5.11
32 2026-08-26 10:12 639233350067824371
496 ms 171.244.5.11
31 2026-08-26 09:55 639233339545274518
495 ms 171.244.5.11
30 2026-08-26 09:37 639233329214918079
507 ms 171.244.5.11
29 2026-08-26 09:20 639233318749762337
483 ms 171.244.5.11
28 2026-08-26 09:02 639233308387917838
468 ms 171.244.5.11
27 2026-08-26 08:45 639233297961740122
487 ms 171.244.5.11
26 2026-08-26 08:28 639233287487159094
465 ms 171.244.5.11
25 2026-08-26 08:10 639233276995531707
430 ms 171.244.5.11
24 2026-08-26 07:53 639233266521568229
509 ms 171.244.5.11
23 2026-08-26 07:35 639233256081047431
489 ms 171.244.5.11
22 2026-08-26 06:41 639233223620132921
511 ms 171.244.5.11
21 2026-08-26 06:24 639233213287814244
2404 ms 171.244.5.11
20 2026-08-26 06:07 639233202925983161
464 ms 171.244.5.11
19 2026-08-26 05:49 639233192644780696
499 ms 171.244.5.11
18 2026-08-26 05:32 639233182401183833
384 ms 171.244.5.11
17 2026-08-26 05:15 639233172074181051
444 ms 171.244.5.11
16 2026-08-26 04:58 639233161808421455
495 ms 171.244.5.11
15 2026-08-26 04:41 639233151357344052
512 ms 171.244.5.11
14 2026-08-26 04:23 639233141034116946
510 ms 171.244.5.11
13 2026-08-26 04:06 639233130828334142
459 ms 171.244.5.11
12 2026-08-26 03:49 639233120373450007
496 ms 171.244.5.11
11 2026-08-26 03:32 639233110066216193
472 ms 171.244.5.11
10 2026-08-26 02:38 639233078065410564
482 ms 171.244.5.11
9 2026-08-26 02:21 639233067787457832
478 ms 171.244.5.11
8 2026-08-26 02:04 639233057501801162
475 ms 171.244.5.11
7 2026-08-26 01:47 639233047089431703
421 ms 171.244.5.11
6 2026-08-26 01:30 639233036754790688
457 ms 171.244.5.11
5 2026-08-26 01:12 639233026412602472
421 ms 171.244.5.11
4 2026-08-26 00:55 639233016064066127
481 ms 171.244.5.11
3 2026-08-26 00:38 639233005922655772
499 ms 171.244.5.11
2 2026-08-26 00:21 639232995672256907
480 ms 171.244.5.11
1 2026-08-26 00:04 639232985300872416
487 ms 171.244.5.11