`rungbien.com`

DNSSEC	⚠️ Not signed
A	103.77.167.202^{🇻🇳 SUPERDATA103.77.167.0/24 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}
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`
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`
MX	`mail235183.maychuemail.com` ⭐
		A	222.255.235.183^{🇻🇳 VDC222.255.235.0/24 VNPT}
			PTR	`mail235183.maychuemail.com`
			PTR	`455656.static.maychudns.com`
MX	`mx90183.maychuemail.net`⁽¹⁰⁾
		A	112.213.90.183^{🇻🇳 SUPERDATA112.213.90.0/24 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	`mx90183.maychuemail.net`
TXT	`v=spf1 +a +mx +ip4:112.213.90.183 +ip4:222.255.235.183 ~all`
TXT	`v=spf1 +a +mx +ip4:221.133.22.183 +ip4:112.213.90.183 ?all`
SOA	`nsbak.dotvndns.com`hostmaster@rungbien.com 2025-08-18 #16

`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=1778518756

Subdomains

www.rungbien.com

Same first word

rungbien.com

Similar names

DNS History

9 records (6 active, 3 former)

●NSns1.dotvndns.vn2015-07-10 → 2026-05-11 · 2 obs

● 2015-07-10 13:56:30
● 2026-05-11 17:03:08

●NSns2.dotvndns.vn2015-07-10 → 2026-05-11 · 2 obs

● 2015-07-10 13:56:30
● 2026-05-11 17:03:08

●NSnsbak.dotvndns.com2017-02-14 → 2026-05-11 · 3 obs

○ 2015-07-10 13:56:30
● 2017-02-14 06:29:24
● 2026-05-11 17:03:08

○MXmail.rungbien.com2015-07-10 → 2017-02-14 · 4 obs

● 2015-07-10 13:56:30
● 2017-02-14 06:29:24
○ 2020-02-21 07:18:44
○ 2026-05-11 17:03:08

●MXmail235183.maychuemail.com2020-02-21 → 2026-05-11 · 3 obs

○ 2017-02-14 06:29:24
● 2020-02-21 07:18:44
● 2026-05-11 17:03:08

●MXmx90183.maychuemail.net2020-02-21 → 2026-05-11 · 3 obs

○ 2017-02-14 06:29:24
● 2020-02-21 07:18:44
● 2026-05-11 17:03:08

○A103.77.167.172020-02-21 → 2020-02-21 · 4 obs

○ 2017-02-14 06:29:24
● 2020-02-21 07:18:44
○ 2026-04-04 17:14:18
○ 2026-05-11 17:03:08

●A103.77.167.2022026-04-04 → 2026-05-11 · 3 obs

○ 2020-02-21 07:18:44
● 2026-04-04 17:14:18
● 2026-05-11 17:03:08

○A112.213.88.472015-07-10 → 2017-02-14 · 4 obs

● 2015-07-10 13:56:30
● 2017-02-14 06:29:24
○ 2020-02-21 07:18:44
○ 2026-05-11 17:03:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
rungbien.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rungbien.com (unsigned zone)

⏱️ Timing

Total: 1909ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.77.167.202`
NS	3	`nsbak.dotvndns.com, ns2.dotvndns.vn...`
MX	2	`mail235183.maychuemail.com (pri: 5), mx90183.maychuemail.net (pri: 10)`
TXT	2	`v=spf1 +a +mx +ip4:221.133.22.183 +ip4:1, v=spf1 +a +mx +ip4:112.213.90.183 +ip4:2`
SOA	1	`nsbak.dotvndns.com hostmaster.rungbien.c`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

www.rungbien.com has rungbien.com as its parent.

IP Addresses

rungbien.com maps to IP address 103.77.167.202.

Other host names for instance mail.laurier.com.vn and www.rungbien.com share IP numbers with rungbien.com.

Name Servers

rungbien.com is delegated to name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

rungbien.com at least partially shares name servers with other domains such as vattucodien.vn, xuongcokhi.net.vn, nonieprich.com.vn, itb.vn and demoictvn.com.

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

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.

Mail Servers

Two mail servers handle rungbien.com: mail235183.maychuemail.com and mx90183.maychuemail.net.

rungbien.com shares the same mail server setup as other domains, including daidongthanhmachine.com, amydental.vn, chanhduc-csc.com, minhanhgarment.com and nkl.vn.

Host names with a single IP address:

mail235183.maychuemail.com points to 222.255.235.183

mx90183.maychuemail.net points to 112.213.90.183

rungbien.com - robtex.com

rungbien.com

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