`atttech.vn`

DNSSEC	⚠️ Not signed
A	112.78.2.38^{🇻🇳 ODS-AS-VN112.78.2.0/24 ODSJSC-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}
MX	`pro08.emailserver.vn` ⭐
		A	103.110.129.108^{🇻🇳 AXYS-VN103.110.128.0/23}
			PTR	`pro08.emailserver.vn`
TXT	`v=spf1 mx include:spf.protection.outlook.com include:emailserver.vn -all`
SOA	`ns1.matbao.com`admin@matbao.com 2023-08-07 #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=2030756037

Subdomains

www.atttech.vn

Same first word

atttech.vn

Similar names

tattech.ru

techatt.com

tchatte.com

etcthat.com

tattech.com

tattech.cn

DNS History

6 records (6 active, 0 former)

●NSns1.matbao.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

●NSns1.matbao.vn2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

●NSns2.matbao.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

●NSns2.matbao.vn2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

●MXpro08.emailserver.vn2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

●A112.78.2.382026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 18:06:44
● 2026-05-10 17:49:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	e.dns-servers.vn, a.dns-servers.vn, c.dns-servers.vn, g.dns-servers.vn...	-
atttech.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 atttech.vn (unsigned zone)

⏱️ Timing

Total: 5018ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.78.2.38`
NS	2	`ns1.matbao.com, ns2.matbao.com`
MX	1	`pro08.emailserver.vn (pri: 0)`
TXT	1	`v=spf1 mx include:spf.protection.outlook`
SOA	1	`ns1.matbao.com admin.matbao.com`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

atttech.vn is a parent of www.atttech.vn.

IP Addresses

atttech.vn points to a single IP number: 112.78.2.38.

Other host names, for instance silkscreen.vn, profitstation.vn, luchung.com, glint.vn and myhuongst.edu.vn share IP numbers with atttech.vn.

Name Servers

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

atttech.vn at least partially shares name servers with other domains, for instance 1980books.com, muatoi.net, xuattoan.vn, zogroup.vn and taskcheck24.info.vn.