`duongcafe.com`

DNSSEC	⚠️ Not signed
A	103.57.221.81^{🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN}
NS	`ns-master.inet.vn` ⭐
		A	202.92.4.8^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
NS	`ns1.inet.vn`
		A	2001:df7:ce00:1::7^{🇻🇳 VNPT-AS-VN2001:df7:ce00::/48 INETSOFT-VN Inet software one member company limited}
		A	202.92.4.25^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
NS	`ns2.inet.vn`
		A	2401:5f80:2001:4::30^{🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN}
		A	210.211.99.38^{🇻🇳 VTDC-AS-VN210.211.99.0/24 Proxy-registered route object}
MX	`mx1.onemail.vn` ⭐
MX	`mx2.onemail.vn` ⭐
MX	`mx3.onemail.vn` ⭐
TXT	`google-site-verification=RYWFfy5tsG_mLvEiJEVc75LVLASP38ps9Q9LwkmxvFk`
TXT	`v=spf1 include:_spf.onemail.vn ~all`
SOA	`ns-master.inet.vn`postmaster@inet.vn 2015-07-28 #0

`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=1778446961

Subdomains

vn.duongcafe.com

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duongcafe.com	ns1.inet.vn, ns2.inet.vn	-

✅ Authoritative Response

Server:210.211.99.38

NS records: ns1.inet.vn, ns2.inet.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duongcafe.com (unsigned zone)

⏱️ Timing

Total: 732ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.57.221.81`
NS	2	`ns1.inet.vn, ns2.inet.vn`
MX	3	`mx3.onemail.vn (pri: 0), mx1.onemail.vn (pri: 0)...`
TXT	2	`v=spf1 include:_spf.onemail.vn ~all, google-site-verification=RYWFfy5tsG_mLvE`
SOA	1	`ns-master.inet.vn postmaster.inet.vn`

Analysis

Hierarchy

The parent of vn.duongcafe.com is duongcafe.com.

IP Addresses

duongcafe.com points to IP number: 103.57.221.81.

Other host names such as what.website.ieltscaptoc.britishacademy.edu.vn, vietducinterior.com, mail.temthanhdat.vn, quangtri24h.com.vn and www.lamanhmedia.com.vn share IPs with duongcafe.com.

Name Servers

duongcafe.com is delegated to three name servers: ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.

duongcafe.com at least partially shares name servers with other domains, for instance noithatanphat.net, bambootech.com.vn, weapp.com.vn, nhacosan.vn and mbys.vn.

these name servers are often used in conjunction with the name servers ns3.inet.vn.

Host names with two IP numbers:

ns1.inet.vn points to: 2001:df7:ce00:1::7 and 202.92.4.25.

ns2.inet.vn points to: 2401:5f80:2001:4::30 and 210.211.99.38.

Host names with one IP number:

ns-master.inet.vn points to: 202.92.4.8.

Mail Servers

Three mail servers handle duongcafe.com: mx1.onemail.vn, mx2.onemail.vn and mx3.onemail.vn.

duongcafe.com shares at least partially some mail servers with other domains, including goldenkeytourist.com, bekatravel.com, dongduongcorp.com.vn, khanggiatech.vn and sainco.vn.

these mail servers are commonly used together with mx.inet.vn.

duongcafe.com - robtex.com

duongcafe.com

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