`nhatrangcenter.com`

DNSSEC	⚠️ Not signed
A	123.30.158.45^{🇻🇳 VNPT-AS-VN123.30.158.0/24 VNPT}
		PTR	`mail.nhatrangcenter.com`
NS	`ns1.pavietnam.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	`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`
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`
MX	`mail.nhatrangcenter.com` ⭐
		A	123.30.158.45^{🇻🇳 VNPT-AS-VN123.30.158.0/24 VNPT}
			PTR	`mail.nhatrangcenter.com`
TXT	`facebook-domain-verification=a7hqa1oogzvxu9vcl24lbe5pt3utjs`
TXT	`v=spf1 a mx ip4:123.30.158.45 ~all`
SOA	`ns1.pavietnam.vn`hostmaster@nhatrangcenter.com 2026-04-14 #36

`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=1778384366

Subdomains

mail.nhatrangcenter.com

Same first word

nhatrangcenter.com

DNS History

9 records (6 active, 3 former)

○NSdns15.fpt.vn2015-06-18 → 2017-03-30 · 4 obs

● 2015-06-18 05:47:12
● 2017-03-30 11:02:44
○ 2020-02-06 10:29:44
○ 2026-05-10 03:44:02

○NSdns16.fpt.vn2015-06-18 → 2017-03-30 · 4 obs

● 2015-06-18 05:47:12
● 2017-03-30 11:02:44
○ 2020-02-06 10:29:44
○ 2026-05-10 03:44:02

●NSns1.dotvndns.vn2020-02-06 → 2026-05-10 · 3 obs

○ 2017-03-30 11:02:44
● 2020-02-06 10:29:44
● 2026-05-10 03:44:02

●NSns1.pavietnam.vn2020-02-06 → 2026-05-10 · 3 obs

○ 2017-03-30 11:02:44
● 2020-02-06 10:29:44
● 2026-05-10 03:44:02

●NSns2.dotvndns.vn2020-02-06 → 2026-05-10 · 3 obs

○ 2017-03-30 11:02:44
● 2020-02-06 10:29:44
● 2026-05-10 03:44:02

●NSnsbak.dotvndns.com2020-02-06 → 2026-05-10 · 3 obs

○ 2017-03-30 11:02:44
● 2020-02-06 10:29:44
● 2026-05-10 03:44:02

●MXmail.nhatrangcenter.com2015-06-18 → 2026-05-10 · 2 obs

● 2015-06-18 05:47:12
● 2026-05-10 03:44:02

●A123.30.158.452020-02-06 → 2026-05-10 · 3 obs

○ 2017-03-30 11:02:44
● 2020-02-06 10:29:44
● 2026-05-10 03:44:02

○A203.162.31.1662015-06-18 → 2017-03-30 · 4 obs

● 2015-06-18 05:47:12
● 2017-03-30 11:02:44
○ 2020-02-06 10:29:44
○ 2026-05-10 03:44:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...	-
nhatrangcenter.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:222.255.121.247

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nhatrangcenter.com (unsigned zone)

⏱️ Timing

Total: 4698ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.30.158.45`
NS	3	`nsbak.dotvndns.com, ns2.dotvndns.vn...`
MX	1	`mail.nhatrangcenter.com (pri: 10)`
TXT	2	`facebook-domain-verification=a7hqa1oogzv, v=spf1 a mx ip4:123.30.158.45 ~all`
SOA	1	`ns1.pavietnam.vn hostmaster.nhatrangcent`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

The parent of mail.nhatrangcenter.com is nhatrangcenter.com.

IP Addresses

nhatrangcenter.com points to a single IP: 123.30.158.45.

Other host names, such as mail.nhatrangcenter.com, share IP numbers with nhatrangcenter.com.

Name Servers

nhatrangcenter.com's delegation is handled by four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.

nhatrangcenter.com partially shares name servers with other domains; examples include nganthiennam.com, maylocnuoctinhkhiet.com, abei.gov.vn, foodchemco.com.vn and vsscorp.vn.

These name servers commonly accompany ns2.pavietnam.vn, nsbak.pavietnam.net, ns3.dotvndns.vn 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.

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

Host names that point to 2406:9c80::66: ns1.dotvndns.vn and ns1.pavietnam.vn.

Host names that point to 112.213.89.3: ns1.dotvndns.vn and ns1.pavietnam.vn.

Mail Servers

nhatrangcenter.com is handled by a single mail server, mail.nhatrangcenter.com.

mail.nhatrangcenter.com points to a single IP: 123.30.158.45.

nhatrangcenter.com - robtex.com