`tudonghoavhtech.com`

DNSSEC

⚠️ Not signed

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776227872

DNS History

5 records (0 active, 5 former)

○NSns1.dotvndns.vn2015-08-19 → 2016-07-05 · 4 obs

● 2015-08-19 13:49:50
● 2016-07-05 09:04:48
○ 2017-04-20 08:35:38
○ 2026-04-15 04:41:38

○NSns2.dotvndns.vn2015-08-19 → 2016-07-05 · 4 obs

● 2015-08-19 13:49:50
● 2016-07-05 09:04:48
○ 2017-04-20 08:35:38
○ 2026-04-15 04:41:38

○MXmail.tudonghoavhtech.com2015-08-19 → 2016-07-05 · 4 obs

● 2015-08-19 13:49:50
● 2016-07-05 09:04:48
○ 2017-04-20 08:35:38
○ 2026-04-15 04:41:38

○A112.213.84.1762016-03-18 → 2016-07-05 · 5 obs

○ 2015-12-15 19:41:10
● 2016-03-18 14:38:28
● 2016-07-05 09:04:48
○ 2017-04-20 08:35:38
○ 2026-04-15 04:41:38

○A112.213.94.282015-08-19 → 2015-12-15 · 4 obs

● 2015-08-19 13:49:50
● 2015-12-15 19:41:10
○ 2016-03-18 14:38:28
○ 2026-04-15 04:41:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-

✅ Authoritative Response

Server:192.52.178.30

NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

Type	Count	Sample Data

tudonghoavhtech.com - robtex.com