`cnstechvn.com`

DNSSEC	⚠️ Not signed
A	103.107.183.67^{🇻🇳 VTN-1103.107.180.0/22 PEGA-VN PEGA-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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c03::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f26.1e100.net`
		A	142.250.101.26^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`google-site-verification=vHCv7BP_GQ2Ca3MGK5Wgm0RSD1m_s0PzyAhnNlinMNI`
SOA	`ns1.matbao.com`admin@matbao.com 2026-01-30 #1

`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=1778235416

Same first word

cnstechvn.com

DNS History

8 records (8 active, 0 former)

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

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

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

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●MXaspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

●A103.107.183.672026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 16:35:42
● 2026-05-08 10:40:20

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:103.110.128.60

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cnstechvn.com (unsigned zone)

⏱️ Timing

Total: 688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.107.183.67`
NS	2	`ns1.matbao.com, ns2.matbao.com`
MX	5	`ALT3.ASPMX.L.GOOGLE.com (pri: 10), ASPMX.L.GOOGLE.com (pri: 1)...`
TXT	1	`google-site-verification=vHCv7BP_GQ2Ca3M`
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

cnstechvn.com points to a single IP number: 103.107.183.67.

Name Servers

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

cnstechvn.com shares the same name server setup as other domains, for example thongcongnghetdanang.com, lobanh.com, misahouse.com, inhopthanh247.com and ototot.net.

cnstechvn.com at least partially shares name servers with other domains, for instance sbboss.com.vn, dhtt.vn, maydavien.vn, introart.com.vn and cokhinuithanh.com.