qtu.vn - robtex.com

qtu.vn

DNSSEC⚠️ Not signed

vn

DNSSEC🔒 Signed (DS record present)
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn
NSb.dns-servers.vn
NSc.dns-servers.vn
NSd.dns-servers.vn
NSe.dns-servers.vn
NSf.dns-servers.vn
NSg.dns-servers.vn
NSh.dns-servers.vn
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2030658975

Same first word

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DNS History

7 records (0 active, 7 former)

20162017201820192020202120222023202420252026NSns-b1.tenten.vnns-b2.tenten.vnns-b3.tenten.vnMXmail.qtu.vnA103.63.215.9203.119.8.111CNAMEthongbao.vnnic.vn
○NSns-b1.tenten.vn2021-09-14 → 2021-09-14 · 3 obs
● 2021-09-14 00:21:36
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○NSns-b2.tenten.vn2021-09-14 → 2021-09-14 · 3 obs
● 2021-09-14 00:21:36
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○NSns-b3.tenten.vn2021-09-14 → 2021-09-14 · 3 obs
● 2021-09-14 00:21:36
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○MXmail.qtu.vn2021-09-14 → 2021-09-14 · 3 obs
● 2021-09-14 00:21:36
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○A103.63.215.92021-09-14 → 2021-09-14 · 4 obs
○ 2015-08-14 15:34:02
● 2021-09-14 00:21:36
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○A203.119.8.1112015-08-14 → 2015-08-14 · 3 obs
● 2015-08-14 15:34:02
○ 2026-03-26 02:24:08
○ 2026-04-14 06:34:58
○CNAMEthongbao.vnnic.vn2015-08-14 → 2015-08-14 · 3 obs
● 2015-08-14 15:34:02
○ 2015-10-29 09:51:34
○ 2026-04-14 06:34:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vne.dns-servers.vn, h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...15 records

✅ Authoritative Response

Server:203.119.60.105

NS records: e.dns-servers.vn, h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn, a.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn, b.dns-servers.vn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 969ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 15

In-bailiwick: 15 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)