`duongnetviet.com`

DNSSEC	⚠️ Not signed
A	103.48.193.233^{🇻🇳 LVHN-AS-VN103.48.192.0/22 LVHN-VN}
		PTR	`host193233.sikidoservices.com`
NS	`nsbak.dotvndns.com` ⭐
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 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	`ns8922.dotvndns.vn`
NS	`ns1.dotvndns.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 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	`ns1.dotvndns.vn`
NS	`ns2.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
SOA	`nsbak.dotvndns.com`hostmaster@duongnetviet.com 2025-09-04 #4

`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=1778413831

Same first word

duongnetviet.com

DNS History

4 records (4 active, 0 former)

●NSns1.dotvndns.vn2026-03-02 → 2026-05-10 · 2 obs

● 2026-03-02 12:15:08
● 2026-05-10 12:08:32

●NSns2.dotvndns.vn2026-03-02 → 2026-05-10 · 2 obs

● 2026-03-02 12:15:08
● 2026-05-10 12:08:32

●NSnsbak.dotvndns.com2026-03-02 → 2026-05-10 · 2 obs

● 2026-03-02 12:15:08
● 2026-05-10 12:08:32

●A103.48.193.2332026-03-02 → 2026-05-10 · 2 obs

● 2026-03-02 12:15:08
● 2026-05-10 12:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duongnetviet.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duongnetviet.com (unsigned zone)

⏱️ Timing

Total: 1703ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.48.193.233`
NS	3	`nsbak.dotvndns.com, ns2.dotvndns.vn...`
SOA	1	`nsbak.dotvndns.com hostmaster.duongnetvi`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

IP Addresses

duongnetviet.com points to a single IP number: 103.48.193.233.

Other host names, for instance sukienbossviet.com, mail.morespacevn.com, www.nhomkinhsontung.vn, testsago.com and mail.sikidoservices.com share IP numbers with duongnetviet.com.

Name Servers

The domain duongnetviet.com is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

duongnetviet.com shares name servers with other domains at least partially, for instance legiaphuc.com, blueangel.com.vn, dpphone.vn, tasecodanang.vn and vnts.com.vn.

These name servers are often used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.dotvndns.vn.

Host names with two IP numbers:

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22

ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3

ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247

duongnetviet.com - robtex.com