`netzero.com.vn`

DNSSEC	⚠️ Not signed
A	103.124.93.14^{🇻🇳 NHAN-HOA-AS-VN103.124.93.0/24 NHANHOA-VN}
		PTR	`as131353.nhanhoa.com`
NS	`ns1.zonedns.vn` ⭐
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	64.176.84.220^{🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix}
			PTR	`ns1.zonedns.vn`
NS	`ns2.zonedns.vn`
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	103.176.178.51^{🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN}
NS	`ns3.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.36.30^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
NS	`ns4.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.39.159^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
SOA	`ns1.zonedns.vn`root@netzero.com.vn 2026-05-12 #2

`com.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2022716197

Subdomains

www.netzero.com.vn

Same first word

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netzero.builders

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DNS History

6 records (5 active, 1 former)

●NSns1.zonedns.vn2026-05-01 → 2026-05-15 · 2 obs

● 2026-05-01 17:01:58
● 2026-05-15 02:42:10

●NSns2.zonedns.vn2026-05-01 → 2026-05-15 · 2 obs

● 2026-05-01 17:01:58
● 2026-05-15 02:42:10

●NSns3.zonedns.vn2026-05-01 → 2026-05-15 · 2 obs

● 2026-05-01 17:01:58
● 2026-05-15 02:42:10

●NSns4.zonedns.vn2026-05-01 → 2026-05-15 · 2 obs

● 2026-05-01 17:01:58
● 2026-05-15 02:42:10

●A103.124.93.142026-05-01 → 2026-05-15 · 4 obs

● 2026-05-01 17:01:58
○ 2026-05-08 13:30:02
● 2026-05-15 02:23:52
● 2026-05-15 02:42:10

○A103.179.191.1552026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-01 17:01:58
● 2026-05-08 13:30:02
○ 2026-05-15 02:23:52
○ 2026-05-15 02:42:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
netzero.com.vn	ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn	-

✅ Authoritative Response

Server:103.28.39.159

NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for netzero.com.vn (unsigned zone)

⏱️ Timing

Total: 2173ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.124.93.14`
NS	4	`ns3.zonedns.vn, ns2.zonedns.vn...`
SOA	1	`ns1.zonedns.vn root.netzero.com.vn`

Analysis

Hierarchy

The parent of www.netzero.com.vn is netzero.com.vn.

IP Addresses

netzero.com.vn points to IP number: 103.124.93.14.

Other host names, for instance www.mathacademy.vn share IP numbers with netzero.com.vn.

Name Servers

netzero.com.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

netzero.com.vn at least partially shares name servers with other domains, for instance cuscsoft.com, oduthudo.com, virace.vn, 3sg.vn and vcd.vn.