`namthanhbinh.com`

DNSSEC	⚠️ Not signed
A	115.73.223.80^{🇻🇳 VIETEL-AS-AP115.73.216.0/21 Proxy-registered route object}
		PTR	`adsl.viettel.vn`
NS	`ns1.viettelidc.com.vn` ⭐
		A	2401:5f80:2000:2::4^{🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN}
		A	115.84.177.33^{🇻🇳 VTDC-AS-VN115.84.176.0/22 Proxy-registered route object}
			PTR	`ns1.vtdc.net`
			PTR	`ns1.viettelidc.com.vn`
NS	`ns.viettelidc.com.vn`
		A	2401:5f80:2000:1::5^{🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN}
		A	115.84.177.8^{🇻🇳 VTDC-AS-VN115.84.176.0/22 Proxy-registered route object}
			PTR	`ns.vtdc.net`
			PTR	`ns.viettelidc.com.vn`
NS	`ns2.viettelidc.com.vn`
		A	2401:5f80:4000:1::4^{🇻🇳 VTDC-AS-VN2401:5f80:4000::/36 VTDC-VN}
		A	115.84.181.10^{🇻🇳 VTDC-AS-VN115.84.180.0/22 Proxy-registered route object}
			PTR	`ns2.vtdc.net`
			PTR	`ns2.viettelidc.com.vn`
SOA	`ns.viettelidc.com.vn`hostmaster@namthanhbinh.com serial=1778352607

`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=1778351221

Subdomains

www.namthanhbinh.com

Same first word

namthanhbinh.vn

namthanhbinh.com

DNS History

5 records (4 active, 1 former)

●NSns.viettelidc.com.vn2016-12-16 → 2026-05-09 · 2 obs

● 2016-12-16 21:19:34
● 2026-05-09 18:54:00

●NSns1.viettelidc.com.vn2016-12-16 → 2026-05-09 · 2 obs

● 2016-12-16 21:19:34
● 2026-05-09 18:54:00

●NSns2.viettelidc.com.vn2016-12-16 → 2026-05-09 · 2 obs

● 2016-12-16 21:19:34
● 2026-05-09 18:54:00

●A115.73.223.802026-05-01 → 2026-05-09 · 3 obs

○ 2018-05-23 05:24:12
● 2026-05-01 10:12:02
● 2026-05-09 18:54:00

○A125.212.202.1672016-12-16 → 2018-05-23 · 4 obs

● 2016-12-16 21:19:34
● 2018-05-23 05:24:12
○ 2026-05-01 10:12:02
○ 2026-05-09 18:54:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
namthanhbinh.com	ns1.viettelidc.com.vn, ns2.viettelidc.com.vn, ns.viettelidc.com.vn	-

✅ Authoritative Response

Server:115.84.181.10

NS records: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn, ns.viettelidc.com.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for namthanhbinh.com (unsigned zone)

⏱️ Timing

Total: 680ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`115.73.223.80`
NS	3	`ns.viettelidc.com.vn, ns1.viettelidc.com.vn...`
SOA	1	`ns.viettelidc.com.vn hostmaster.namthanh`

Analysis

Hierarchy

www.namthanhbinh.com is a child of namthanhbinh.com.

IP Addresses

namthanhbinh.com resolves to one IP number: 115.73.223.80.

Other host names, for example namthanhbinh.vn, share IP numbers with namthanhbinh.com.

Name Servers

namthanhbinh.com is delegated to three name servers: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.

namthanhbinh.com at least partially shares name servers with other domains, including jprdi.vn, tieuhoctrungphung.edu.vn, vietphumy.com, rubberseedoil.com and phanmemerp.net.

These name servers are commonly used with ns1.vtmgroup.com.vn, ns2.vtmgroup.com.vn and ns.vtmgroup.com.vn.

Host names with two IP numbers:

ns1.viettelidc.com.vn: 2401:5f80:2000:2::4 and 115.84.177.33

ns2.viettelidc.com.vn: 2401:5f80:4000:1::4 and 115.84.181.10

ns.viettelidc.com.vn: 2401:5f80:2000:1::5 and 115.84.177.8

namthanhbinh.com - robtex.com