`sieuthisonthat.vn`

DNSSEC	⚠️ Not signed
A	45.252.248.191^{🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN}
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}
SOA	`ns1.matbao.com`admin@matbao.com 2025-10-02 #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=2030748306

Same first word

sieuthisonthat.vn

DNS History

5 records (5 active, 0 former)

●NSns1.matbao.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 17:29:26
● 2026-05-08 14:05:50

●NSns1.matbao.vn2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 17:29:26
● 2026-05-08 14:05:50

●NSns2.matbao.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 17:29:26
● 2026-05-08 14:05:50

●NSns2.matbao.vn2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 17:29:26
● 2026-05-08 14:05:50

●A45.252.248.1912026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 17:29:26
● 2026-05-08 14:05:50

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:103.138.89.11

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sieuthisonthat.vn (unsigned zone)

⏱️ Timing

Total: 1255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.252.248.191`
NS	2	`ns2.matbao.com, ns1.matbao.com`
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

sieuthisonthat.vn points to a single IP: 45.252.248.191.

Other host names, for instance odutvat.com, mstcn.org, vanhanhchungcu.viendaotao.vn, becamanhtuan.com and phanlan.okla.edu.vn share IP numbers with sieuthisonthat.vn.

Name Servers

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

sieuthisonthat.vn at least partially shares its name servers with other domains, for instance lacfoods.vn, theadvancevietnam.vn, physiodermie.vn, trungtamhotong.org and recsports.vn.

These name servers are commonly used alongside ns-bak.matbao.com and ns3.matbao.com.

Hostnames with two IPs:

The host name ns1.matbao.com points to: 13.250.228.99 and 103.110.128.60

The host name ns2.matbao.com points to: 35.198.203.127 and 103.138.89.11

The host name ns1.matbao.vn points to: 13.250.228.99 and 103.110.128.60

The host name ns2.matbao.vn points to: 35.198.203.127 and 103.138.89.11

Hostnames that point to 13.250.228.99 : ns1.matbao.com and ns1.matbao.vn

Hostnames that point to 103.110.128.60 : ns1.matbao.com and ns1.matbao.vn

Hostnames that point to 35.198.203.127 : ns2.matbao.com and ns2.matbao.vn

Hostnames that point to 103.138.89.11 : ns2.matbao.com and ns2.matbao.vn

sieuthisonthat.vn - robtex.com