`hostmaster.aplus.ac.vn`

DNSSEC	⚠️ Not signed
A	203.205.6.103^{🇻🇳 CMC-1203.205.6.0/24 CMCTELECOM-VN}
		PTR	`static.cmcti.vn`

`aplus.ac.vn`

	DNSSEC	⚠️ Not signed
	A	203.171.31.174^{🇻🇳 CMC-1203.171.31.0/24 CMCTELECOM-VN}
	NS	`ns4.tenten.vn.aplus.ac.vn` ⭐
	NS	`ns4.tenten.vn`
	NS	`ns5.tenten.vn`
	NS	`ns6.tenten.vn`
	MX	`mx.zohomail.com` ⭐
	MX	`mx2.zoho.com` ⭐
	MX	`mx.zoho.com`⁽²⁰⁾
	TXT	`v=spf1 mx include:zoho.com ~all`
	SOA	`ns4.tenten.vn.aplus.ac.vn`hostmaster@aplus.ac.vn 2026-04-04 #14

Same first word

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Similar names

DNS History

1 record (1 active, 0 former)

●A203.205.6.1032026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:28:02
● 2026-05-10 19:18:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
aplus.ac.vn	ns4.tenten.vn, ns5.tenten.vn, ns6.tenten.vn	-

✅ Authoritative Response

Server:103.18.7.204

NS records: ns4.tenten.vn, ns5.tenten.vn, ns6.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for aplus.ac.vn (unsigned zone)

⏱️ Timing

Total: 2112ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.205.6.103`

Analysis

IP Addresses

hostmaster.aplus.ac.vn resolves to a single IP address: 203.205.6.103.

Other host names including dovinetvn450.mbws.vn, www.catlam.com.vn, ns4.tenten.vn.aplus.ac.vn, tsdsongdavn900.mbws.vn and vn.aplus.ac.vn share IP numbers with hostmaster.aplus.ac.vn.

hostmaster.aplus.ac.vn - robtex.com