`ngoenvironment.com`

DNSSEC	⚠️ Not signed
A	202.92.4.71^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
NS	`ns1.viettelidc.com.vn` ⭐ ⚠️ Not in parent delegation
		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`
TXT	`google-site-verification=kZD9aEcRZIbiVftE8EpfjvrelnmlaPDGWn6Y2y9Vh2E`
TXT	`google-site-verification=82Tos-VopvRMkfCKpOOahfgrP2o9tnY48lpOlEkGt2A`
SOA	`ns.viettelidc.com.vn`hostmaster@ngoenvironment.com serial=1778348408

`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=1778347571

Subdomains

oldsite.ngoenvironment.com

DNS History

5 records (4 active, 1 former)

●NSns.viettelidc.com.vn2017-01-05 → 2026-05-09 · 2 obs

● 2017-01-05 00:45:30
● 2026-05-09 17:40:32

●NSns1.viettelidc.com.vn2017-01-05 → 2026-05-09 · 2 obs

● 2017-01-05 00:45:30
● 2026-05-09 17:40:32

●NSns2.viettelidc.com.vn2017-01-05 → 2026-05-09 · 2 obs

● 2017-01-05 00:45:30
● 2026-05-09 17:40:32

○A103.1.208.2162017-12-10 → 2017-12-10 · 2 obs

● 2017-12-10 12:14:06
○ 2026-05-09 17:40:32

●A202.92.4.712026-05-09 → 2026-05-09 · 2 obs

○ 2017-12-10 12:14:06
● 2026-05-09 17:40:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ngoenvironment.com	ns1.viettelidc.com.vn, ns2.viettelidc.com.vn	-

✅ Authoritative Response

Server:115.84.177.33

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ngoenvironment.com (unsigned zone)

⏱️ Timing

Total: 1486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.92.4.71`
NS	3	`ns.viettelidc.com.vn, ns1.viettelidc.com.vn...`
TXT	2	`google-site-verification=kZD9aEcRZIbiVft, google-site-verification=82Tos-VopvRMkfC`
SOA	1	`ns.viettelidc.com.vn hostmaster.ngoenvir`

Analysis

Hierarchy

ngoenvironment.com is the parent of oldsite.ngoenvironment.com.

IP Addresses

ngoenvironment.com points to IP number 202.92.4.71.

For instance, other host names cpanel.manhnguyencleanroom.vn, hoatuoilongkhanh.vn, cpcontacts.phongsachmanhnguyen.vn, mail.nganhuy.com and www.tuoixanhfruit.vn.scchutma.nethost-4111.000nethost.com share IP numbers with ngoenvironment.com.

Name Servers

The delegation for ngoenvironment.com is handled by three name servers: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.

ngoenvironment.com shares name servers with other domains at least partially, for example sieudinhvi.com, appay.vn, vincell.vn, vtlarch.com and benhvienthanhchuong.vn.

These name servers are often used together with the name servers ns1.vtdc.net, ns2.vtdc.net, ns.vtdc.net, ns1.dns-parking.com and ns2.dns-parking.com.

Host names with two IPs:

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

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

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

ngoenvironment.com - robtex.com