`study.langgo.vn`

	DNSSEC	⚠️ Not signed
	A	171.244.51.51^{🇻🇳 VTDC-AS-VN171.244.48.0/22 Proxy-registered route object}

`langgo.vn`

	DNSSEC	⚠️ Not signed
	A	171.244.51.221^{🇻🇳 VTDC-AS-VN171.244.48.0/22 Proxy-registered route object}
	NS	`a.ns.hostvn.net` ⭐
	NS	`b.ns.hostvn.net`
	SOA	`a.ns.hostvn.net`hostmaster@hostvn.net 2026-01-25 #0

Same first word

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tudsy.com

tydus.org

dusty.tech

yduts.com

stydu.ru

tudsy.online

tydus.it

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dusty.tv

DNS History

1 record (1 active, 0 former)

●A171.244.51.512026-03-08 → 2026-05-12 · 2 obs

● 2026-03-08 15:01:38
● 2026-05-12 06:47:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
langgo.vn	b.ns.hostvn.net, a.ns.hostvn.net	-

✅ Authoritative Response

Server:185.136.98.112

NS records: b.ns.hostvn.net, a.ns.hostvn.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for langgo.vn (unsigned zone)

⏱️ Timing

Total: 2441ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`171.244.51.51`

Analysis

IP Addresses

study.langgo.vn resolves to one IP number: 171.244.51.51.

other host names including test.langmaster.vn, hbrholdings.vn, hbr.edu.vn, tonydzung.com and cafemom.vn share IP numbers with study.langgo.vn.

study.langgo.vn - robtex.com

study.langgo.vn

langgo.vn