`linhkienhatech.com`

DNSSEC	⚠️ Not signed
A	103.154.102.19^{🇻🇳 HARAVAN-AS-VN103.154.102.0/23 HARAVAN-VN}
NS	`ns1.matbao.com` ⭐
		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`
		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	`mail.linhkienhatech.com` ⭐
TXT	`v=spf1 mx include:103.154.102.19 -all`
SOA	`ns1.matbao.com`admin@matbao.com 2022-08-02 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778410131

Same first word

linhkienhatech.com

DNS History

4 records (4 active, 0 former)

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

● 2026-05-01 17:43:26
● 2026-05-10 10:54:26

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

● 2026-05-01 17:43:26
● 2026-05-10 10:54:26

●MXmail.linhkienhatech.com2026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 17:43:26
● 2026-05-10 10:54:26

●A103.154.102.192026-05-01 → 2026-05-10 · 2 obs

● 2026-05-01 17:43:26
● 2026-05-10 10:54:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
linhkienhatech.com	ns1.matbao.com, ns2.matbao.com	4 records

✅ Authoritative Response

Server:103.138.89.11

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linhkienhatech.com (unsigned zone)

⏱️ Timing

Total: 3613ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.154.102.19`
NS	2	`ns1.matbao.com, ns2.matbao.com`
MX	1	`mail.linhkienhatech.com (pri: 10)`
TXT	1	`v=spf1 mx include:103.154.102.19 -all`
SOA	1	`ns1.matbao.com admin.matbao.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.matbao.com, ns1.matbao.com, ns2.matbao.com...)

Analysis

IP Addresses

linhkienhatech.com points to a single IP number: 103.154.102.19.

other host names for instance casavietnam.vn, sunandmoon.vn, latin.vn, hanhtrinhsansao.com and happyart.com.vn share IP numbers with linhkienhatech.com.

Name Servers

linhkienhatech.com is delegated to two name servers: ns1.matbao.com and ns2.matbao.com.

linhkienhatech.com shares the same name server setup as other domains, for example centralworldthai.cloud, stapimex.com.vn, duasaptravinh.com, banknet.com.vn and datbac.com.

linhkienhatech.com at least partially shares name servers with other domains, for instance famora.vn, vicoma.vn, vemaybaydatviet.net, satimlogistics.com and bacninhtech.com.

these name servers are commonly used with ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.com, ns4.matbao.com, ns3.matbao.vn and ns4.matbao.vn.

Host names with two IP numbers:

ns1.matbao.com points to 13.250.228.99 and 103.110.128.60

ns2.matbao.com points to 35.198.203.127 and 103.138.89.11

Mail Servers

linhkienhatech.com is handled by a single mail server, mail.linhkienhatech.com.

linhkienhatech.com - robtex.com