`sieuthivanphong.net`

DNSSEC	⚠️ Not signed
A	210.211.119.244^{🇻🇳 VTDC-AS-VN210.211.112.0/21 Proxy-registered route object}
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`
MX	`mail.sieuthivanphong.net` ⭐
		A	103.90.232.145^{🇻🇳 WEBPANDA-AS-VN103.90.232.0/22 WEBPANDA-VN}
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.dotvndns.com`hostmaster@sieuthivanphong.net 2022-01-14 #14

`net`

	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=1771291465

Subdomains

mail.sieuthivanphong.net

Same first word

sieuthivanphong.net

DNS History

6 records (5 active, 1 former)

●NSns1.dotvndns.vn2015-11-10 → 2026-03-23 · 2 obs

● 2015-11-10 16:00:08
● 2026-03-23 23:56:52

●NSns2.dotvndns.vn2015-11-10 → 2026-03-23 · 2 obs

● 2015-11-10 16:00:08
● 2026-03-23 23:56:52

●NSnsbak.dotvndns.com2017-10-04 → 2026-03-23 · 3 obs

○ 2015-11-10 16:00:08
● 2017-10-04 09:39:10
● 2026-03-23 23:56:52

●MXmail.sieuthivanphong.net2015-11-10 → 2026-03-23 · 2 obs

● 2015-11-10 16:00:08
● 2026-03-23 23:56:52

○A103.7.41.82015-11-10 → 2017-10-04 · 4 obs

● 2015-11-10 16:00:08
● 2017-10-04 09:39:10
○ 2026-03-16 22:26:42
○ 2026-03-23 23:56:52

●A210.211.119.2442026-03-16 → 2026-03-23 · 3 obs

○ 2017-10-04 09:39:10
● 2026-03-16 22:26:42
● 2026-03-23 23:56:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	j.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...	-
sieuthivanphong.net	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	-

✅ Authoritative Response

Server:112.213.89.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sieuthivanphong.net (unsigned zone)

⏱️ Timing

Total: 1418ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.211.119.244`
NS	3	`nsbak.dotvndns.com, ns2.dotvndns.vn...`
MX	1	`mail.sieuthivanphong.net (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.sieuthivan`

Analysis

Hierarchy

mail.sieuthivanphong.net has sieuthivanphong.net as its parent.

IP Addresses

sieuthivanphong.net maps to IP address 210.211.119.244.

Other host names, for instance hiteco.com.vn, giathevisinhbiochip.com, viethoaglobal.com, mail.vinafitting.com.vn and dulichsingapore.net.vn share IP numbers with sieuthivanphong.net.

Name Servers

sieuthivanphong.net is delegated to name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

sieuthivanphong.net at least partially shares name servers with other domains such as aaupost.com.vn, hyg.vn, aldentravel.com, bansi.vn and yensaothienviet.vn.

these name servers are commonly used alongside the name servers 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.

Mail Servers

sieuthivanphong.net is handled by a single mail server, mail.sieuthivanphong.net.

mail.sieuthivanphong.net points to one IP number: 103.90.232.145.

sieuthivanphong.net - robtex.com