`smarttechcorp.vn`

DNSSEC

⚠️ Not signed

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn 2031-11-06 #10

Similar names

techsmartcorp.com

DNS History

7 records (0 active, 7 former)

○NSjason.ns.cloudflare.com2017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○NSnola.ns.cloudflare.com2017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○MXmail.smarttechcorp.vn2017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○A104.31.64.1472017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○A104.31.65.1472017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○A2400:cb00:2048:1::681f:40932017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

○A2400:cb00:2048:1::681f:41932017-12-10 → 2017-12-10 · 3 obs

● 2017-12-10 19:13:14
○ 2026-06-11 11:24:26
○ 2026-08-15 04:32:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	15 records

✅ Authoritative Response

Server:203.119.73.105

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3771ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 15

In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)

smarttechcorp.vn - robtex.com