`vitaminnetwork.vn`

DNSSEC	⚠️ Not signed
A	103.221.221.69^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
NS	`ns1.matbao.vn` ⭐
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.vn`
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
SOA	`ns1.matbao.vn`admin@matbao.com 2025-11-04 #2

`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 serial=2030740422

Subdomains

www.vitaminnetwork.vn

Same first word

vitaminnetwork.vn

vitaminnetwork.net

DNS History

3 records (3 active, 0 former)

●NSns1.matbao.vn2026-05-01 → 2026-05-07 · 2 obs

● 2026-05-01 12:19:04
● 2026-05-07 01:10:58

●NSns2.matbao.vn2026-05-01 → 2026-05-07 · 2 obs

● 2026-05-01 12:19:04
● 2026-05-07 01:10:58

●A103.221.221.692026-05-01 → 2026-05-07 · 2 obs

● 2026-05-01 12:19:04
● 2026-05-07 01:10:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
vitaminnetwork.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:103.110.128.60

NS records: ns1.matbao.vn, ns2.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vitaminnetwork.vn (unsigned zone)

⏱️ Timing

Total: 1134ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.221.221.69`
NS	2	`ns2.matbao.vn, ns1.matbao.vn`
SOA	1	`ns1.matbao.vn admin.matbao.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)

Analysis

Hierarchy

www.vitaminnetwork.vn is a child of vitaminnetwork.vn.

IP Addresses

vitaminnetwork.vn resolves to one IP number: 103.221.221.69.

Other host names, for instance vinhtansteel.vn, miti.com.vn, mail.tensilk.vn, cms.csa.edu.vn and mail.afd.vn share IP numbers with vitaminnetwork.vn.

Name Servers

vitaminnetwork.vn's delegation uses two name servers: ns1.matbao.vn and ns2.matbao.vn.

vitaminnetwork.vn uses the same name server setup as other domains, such as gioquatang.vn, giahuyluxury.vn, codotech.vn, airpolvn.com and benty.vn.

vitaminnetwork.vn at least partially shares name servers with other domains, including lap24h.vn, maikhoi.vn, go-ixe.com, fady.vn and waxada.vn.

these name servers are commonly used alongside the name servers ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn and ns4.matbao.vn.

Host names with two IPs:

ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60

ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11

vitaminnetwork.vn - robtex.com