`incometax.vn`

DNSSEC	⚠️ Not signed
A	103.124.93.69^{🇻🇳 NHAN-HOA-AS-VN103.124.93.0/24 NHANHOA-VN}
		PTR	`as131353.nhanhoa.com`
NS	`ns1.matbao.com` ⭐ ⚠️ Not in parent delegation
		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	`ns1.matbao.vn` ⚠️ Not in zone NS records
		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.com` ⚠️ Not in parent delegation
		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}
NS	`ns2.matbao.vn` ⚠️ Not in zone NS records
		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}
MX	`incometax-vn.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.matbao.com`admin@matbao.com 2025-06-10 #1

`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=2030753503

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

●NSns1.matbao.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

●NSns1.matbao.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

●NSns2.matbao.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

●NSns2.matbao.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

●MXincometax-vn.mail.protection.outlook.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

●A103.124.93.692026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 17:19:54
● 2026-05-09 20:10:22

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:13.250.228.99

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for incometax.vn (unsigned zone)

⏱️ Timing

Total: 3266ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.124.93.69`
NS	2	`ns2.matbao.com, ns1.matbao.com`
MX	1	`incometax-vn.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.matbao.com admin.matbao.com`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

incometax.vn points to IP number: 103.124.93.69.

Name Servers

incometax.vn is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.

incometax.vn at least partially shares name servers with other domains, for instance vinpharmagroup.vn, gani.vn, jcemvn.com, viethungtax.vn and maoxin.vn.