`ruousoju.com`

DNSSEC	⚠️ Not signed
NS	`ns1.dotvndns.vn` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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	`ns3.dotvndns.vn` ⚠️ Not in zone NS records
		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	`nsbak.dotvndns.com` ⚠️ Not in zone NS records
		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`

`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=1776185442

DNS History

6 records (4 active, 2 former)

●NSns1.dotvndns.vn2015-08-17 → 2026-04-14 · 6 obs

● 2015-08-17 02:45:10
● 2016-03-10 15:19:34
○ 2016-09-09 20:10:50
○ 2017-04-05 05:30:16
● 2026-04-14 17:01:06
● 2026-04-14 17:01:08

●NSns2.dotvndns.vn2015-08-17 → 2026-04-14 · 6 obs

● 2015-08-17 02:45:10
● 2016-03-10 15:19:34
○ 2016-09-09 20:10:50
○ 2017-04-05 05:30:16
● 2026-04-14 17:01:06
● 2026-04-14 17:01:08

●NSns3.dotvndns.vn2026-04-14 → 2026-04-14 · 3 obs

○ 2017-04-05 05:30:16
● 2026-04-14 17:01:06
● 2026-04-14 17:01:08

●NSnsbak.dotvndns.com2026-04-14 → 2026-04-14 · 3 obs

○ 2017-04-05 05:30:16
● 2026-04-14 17:01:06
● 2026-04-14 17:01:08

○MXmail.ruousoju.com2015-08-17 → 2016-03-10 · 4 obs

● 2015-08-17 02:45:10
● 2016-03-10 15:19:34
○ 2016-09-09 20:10:50
○ 2026-04-14 17:01:08

○A112.213.91.982015-08-17 → 2016-03-10 · 4 obs

● 2015-08-17 02:45:10
● 2016-03-10 15:19:34
○ 2016-09-09 20:10:50
○ 2026-04-14 17:01:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net...	-
ruousoju.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruousoju.com (unsigned zone)

⏱️ Timing

Total: 1491ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

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

Analysis

Name Servers

ruousoju.com is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.

ruousoju.com at least partially shares its name servers with other domains, for instance drxamspa.com, jpvgroup.vn, tondonga.com.vn, vietfish.com.vn and tpbankgroup.net.

these name servers are commonly used together with ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and ns4.dotvndns.vn.

Host names with two IP numbers:

The host name nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22.

The host name ns1.dotvndns.vn points to: 2406:9c80::66 and 112.213.89.3.

The host name ns2.dotvndns.vn points to: 2406:9c80::9000:111 and 222.255.121.247.

Host names with one IP number:

The host name ns3.dotvndns.vn points to: 112.213.89.22.

Host names that point to 112.213.89.22: nsbak.dotvndns.com and ns3.dotvndns.vn.

ruousoju.com - robtex.com

ruousoju.com

com