`vac.com.vn`

DNSSEC	⚠️ Not signed
A	112.213.89.78^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
		PTR	`hector.dotvndns.com`
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	`ns-bak.matbao.com` ⚠️ Not in parent delegation
		A	35.198.246.158^{🇸🇬 Google35.198.240.0/20}
			PTR	`158.246.198.35.bc.googleusercontent.com`
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}
MX	`vac-com-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.vn`admin@matbao.com 2025-11-18 #1

`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=2022706264

Same first word

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DNS History

6 records (5 active, 1 former)

●NSns-bak.matbao.com2015-06-13 → 2026-05-09 · 2 obs

● 2015-06-13 09:10:22
● 2026-05-09 03:01:24

●NSns1.matbao.vn2015-06-13 → 2026-05-09 · 2 obs

● 2015-06-13 09:10:22
● 2026-05-09 03:01:24

●NSns2.matbao.vn2015-06-13 → 2026-05-09 · 2 obs

● 2015-06-13 09:10:22
● 2026-05-09 03:01:24

●MXvac-com-vn.mail.protection.outlook.com2026-05-04 → 2026-05-09 · 2 obs

● 2026-05-04 20:28:54
● 2026-05-09 03:01:24

●A112.213.89.782026-05-04 → 2026-05-09 · 3 obs

○ 2016-12-29 22:52:04
● 2026-05-04 20:28:54
● 2026-05-09 03:01:24

○A112.78.5.212015-06-13 → 2016-12-29 · 4 obs

● 2015-06-13 09:10:22
● 2016-12-29 22:52:04
○ 2026-05-04 20:28:54
○ 2026-05-09 03:01:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
vac.com.vn	ns2.matbao.vn, ns1.matbao.vn	-

✅ Authoritative Response

Server:13.250.228.99

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 4148ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.213.89.78`
NS	3	`ns2.matbao.vn, ns-bak.matbao.com...`
MX	1	`vac-com-vn.mail.protection.outlook.com (`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.matbao.vn admin.matbao.com`