`congchungbuiphon.com`

DNSSEC	⚠️ Not signed
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}
SOA	`ns1.matbao.com`admin@matbao.com 2024-07-09 #5

`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=1778356751

Same first word

congchungbuiphon.com

DNS History

7 records (2 active, 5 former)

●NSns1.matbao.com2026-03-24 → 2026-05-09 · 3 obs

○ 2017-09-09 05:59:52
● 2026-03-24 00:24:56
● 2026-05-09 20:18:22

○NSns1.tenten.vn2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 05:59:52
○ 2026-03-24 00:24:56
○ 2026-05-09 20:18:22

●NSns2.matbao.com2026-03-24 → 2026-05-09 · 3 obs

○ 2017-09-09 05:59:52
● 2026-03-24 00:24:56
● 2026-05-09 20:18:22

○NSns2.tenten.vn2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 05:59:52
○ 2026-03-24 00:24:56
○ 2026-05-09 20:18:22

○NSns3.tenten.vn2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 05:59:52
○ 2026-03-24 00:24:56
○ 2026-05-09 20:18:22

○MXmail.congchungbuiphon.com2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 05:59:52
○ 2026-03-24 00:24:56
○ 2026-05-09 20:18:22

○A103.18.7.1502017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 05:59:52
○ 2026-03-24 00:24:56
○ 2026-05-09 20:18:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
congchungbuiphon.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 congchungbuiphon.com (unsigned zone)

⏱️ Timing

Total: 588ms | Queries: -

📄 Records

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

Name Servers

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

congchungbuiphon.com shares the same name server setup as other domains, for instance hoatuoidep.com, alprazolamtablets.com, eeyewear.net, ciresearch.com.vn and kozee.vn.

congchungbuiphon.com at least partially shares name servers with other domains, for instance tanhuyhoang.net, mac247.vn, hanoicdc.gov.vn, giathuan.com.vn and bhfurniture.com.vn.

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

congchungbuiphon.com - robtex.com