`sieuthithungrac.com`

DNSSEC	⚠️ Not signed
A	112.213.89.79^{🇻🇳 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	`hera.dotvndns.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`
MX	`mail.sieuthithungrac.com` ⭐
		A	112.213.89.79^{🇻🇳 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	`hera.dotvndns.com`
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.dotvndns.com`hostmaster@sieuthithungrac.com 2025-12-03 #15

`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=1778371487

Subdomains

mail.sieuthithungrac.com

Same first word

sieuthithungrac.com

DNS History

6 records (5 active, 1 former)

●NSns1.dotvndns.vn2015-08-07 → 2026-05-10 · 2 obs

● 2015-08-07 00:40:28
● 2026-05-10 00:07:10

●NSns2.dotvndns.vn2015-08-07 → 2026-05-10 · 2 obs

● 2015-08-07 00:40:28
● 2026-05-10 00:07:10

●NSnsbak.dotvndns.com2026-03-29 → 2026-05-10 · 3 obs

○ 2015-08-07 00:40:28
● 2026-03-29 10:01:30
● 2026-05-10 00:07:10

●MXmail.sieuthithungrac.com2015-08-07 → 2026-05-10 · 2 obs

● 2015-08-07 00:40:28
● 2026-05-10 00:07:10

○A112.213.89.1472015-08-07 → 2017-03-26 · 4 obs

● 2015-08-07 00:40:28
● 2017-03-26 01:12:46
○ 2026-03-29 10:01:30
○ 2026-05-10 00:07:10

●A112.213.89.792026-03-29 → 2026-05-10 · 3 obs

○ 2017-03-26 01:12:46
● 2026-03-29 10:01:30
● 2026-05-10 00:07:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net...	-
sieuthithungrac.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 sieuthithungrac.com (unsigned zone)

⏱️ Timing

Total: 1833ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.213.89.79`
NS	3	`ns2.dotvndns.vn, ns1.dotvndns.vn...`
MX	1	`mail.sieuthithungrac.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.sieuthithu`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

mail.sieuthithungrac.com is a child of sieuthithungrac.com.

IP Addresses

sieuthithungrac.com resolves to one IP number: 112.213.89.79.

Other host names, for instance mail.tinhminh.com.vn, cpcontacts.tiendatquinhon.com.vn, cpanel.nguyenthiminhkhai.edu.vn, smtp.nguyenthiminhkhai.edu.vn and webmail.nguyenthiminhkhai.edu.vn share IP numbers with sieuthithungrac.com.

Name Servers

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

sieuthithungrac.com at least partially shares name servers with other domains, including adsoft.vn, lim.vn, davibooks.vn, nhanhmua.vn and phunong.com.vn.

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

Host names with two IP numbers:

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

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

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

Mail Servers

A single mail server handles sieuthithungrac.com, mail.sieuthithungrac.com.

Host name mail.sieuthithungrac.com resolves to a single IP: 112.213.89.79.

sieuthithungrac.com - robtex.com