`congchungdamsen.com`

DNSSEC	⚠️ Not signed
A	112.78.2.210^{🇻🇳 ODS-AS-VN112.78.2.0/24 ODSJSC-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.congchungdamsen.com` ⭐
		A	103.15.48.5^{🇻🇳 ODS-AS-VN103.15.48.0/24 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	`pro18.emailserver.vn`
TXT	`v=spf1 include:emailserver.vn ~all`
SOA	`ns1.matbao.com`admin@matbao.com 2025-07-28 #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=1777357066

Subdomains

mail.congchungdamsen.com

DNS History

5 records (4 active, 1 former)

●NSns1.matbao.com2015-08-07 → 2026-04-28 · 2 obs

● 2015-08-07 00:25:54
● 2026-04-28 06:19:10

●NSns2.matbao.com2015-08-07 → 2026-04-28 · 2 obs

● 2015-08-07 00:25:54
● 2026-04-28 06:19:10

●MXmail.congchungdamsen.com2015-08-07 → 2026-04-28 · 2 obs

● 2015-08-07 00:25:54
● 2026-04-28 06:19:10

○A112.78.2.2032015-08-07 → 2017-07-08 · 4 obs

● 2015-08-07 00:25:54
● 2017-07-08 10:27:48
○ 2026-04-28 06:19:06
○ 2026-04-28 06:19:10

●A112.78.2.2102026-04-28 → 2026-04-28 · 3 obs

○ 2017-07-08 10:27:48
● 2026-04-28 06:19:06
● 2026-04-28 06:19:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
congchungdamsen.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 congchungdamsen.com (unsigned zone)

⏱️ Timing

Total: 569ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.78.2.210`
NS	2	`ns1.matbao.com, ns2.matbao.com`
MX	1	`mail.congchungdamsen.com (pri: 10)`
TXT	1	`v=spf1 include:emailserver.vn ~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

Hierarchy

congchungdamsen.com is the parent of mail.congchungdamsen.com.

IP Addresses

congchungdamsen.com resolves to one IP number: 112.78.2.210.

other host names including baovedaitruonghai.com.vn, vietnamtourdaily.com, www.iltech.com.vn, woodmaster.com.vn and anhle.vn share IP numbers with congchungdamsen.com.

Name Servers

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

congchungdamsen.com shares the same name server setup as other domains, for instance achisonenergy.com, vecahue.com, congngheduoc.com, gcdutyfree.com and giaynamvip.com.

congchungdamsen.com at least partially shares name servers with other domains, for instance tudienabc.com, ruouphule.com, phppackaging.com, kinhdoanhonlineaz.com and baoinox.com.

These name servers are commonly used alongside ns1.matbao.vn, ns2.matbao.vn, ns1.digipowerdns.com, ns2.digipowerdns.com, ns3.digipowerdns.com, ns4.digipowerdns.com and ns-bak.matbao.com.

Host names with two IP numbers:

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.

Mail Servers

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

mail.congchungdamsen.com resolves to IP 103.15.48.5.

congchungdamsen.com - robtex.com