`congnghethienho.com`

DNSSEC	⚠️ Not signed
A	210.2.87.2^{🇻🇳 QTSP210.2.87.0/24 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	`872.ninamailservice.com`
NS	`nsbak.pavietnam.net` ⭐
		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.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	`ns2.pavietnam.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.pavietnam.net`hostmaster@congnghethienho.com 2025-08-22 #2

`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=1778583156

Same first word

congnghethienho.com

DNS History

4 records (4 active, 0 former)

●NSns1.pavietnam.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 09:38:42
● 2026-05-12 11:02:04

●NSns2.pavietnam.vn2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 09:38:42
● 2026-05-12 11:02:04

●NSnsbak.pavietnam.net2026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 09:38:42
● 2026-05-12 11:02:04

●A210.2.87.22026-05-01 → 2026-05-12 · 2 obs

● 2026-05-01 09:38:42
● 2026-05-12 11:02:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
congnghethienho.com	nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn	-

✅ Authoritative Response

Server:112.213.89.3

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for congnghethienho.com (unsigned zone)

⏱️ Timing

Total: 1681ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.2.87.2`
NS	3	`ns1.pavietnam.vn, ns2.pavietnam.vn...`
SOA	1	`nsbak.pavietnam.net hostmaster.congnghet`

Analysis

IP Addresses

congnghethienho.com points to an IP address: 210.2.87.2.

other host names include www.keraudidong.com, edrichair.com, mail.trasuatophe.com, mail.pccclonganlp.com and www.vattuhanghaithaochien.com; they share IP numbers with congnghethienho.com.

Name Servers

congnghethienho.com is delegated to three name servers nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

congnghethienho.com at least partially shares name servers with other domains, for instance thietbihanquoc.com, kalapress.vn, globalholidays.com.vn, cityfarm.vn and vnpetro.com.

These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn, nsbak.pavietnam.vn and dnsbak.pavietnam.vn.

Host names with two IP numbers:

nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22; ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3; ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.

congnghethienho.com - robtex.com