`quynhoncomputer.com.vn`

DNSSEC	⚠️ Not signed
A	45.252.249.34^{🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-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`
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`
MX	`mail.quynhoncomputer.com.vn` ⭐
		A	103.77.162.28^{🇻🇳 SUPERDATA103.77.162.0/24 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}
SOA	`ns1.dotvndns.vn`hostmaster@quynhoncomputer.com.vn 2024-07-01 #6

`com.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2022708549

Subdomains

com.quynhoncomputer.com.vn

Same first word

quynhoncomputer.com.vn

DNS History

9 records (5 active, 4 former)

○NS112.213.89.32017-11-17 → 2017-11-17 · 4 obs

○ 2015-06-12 00:47:38
● 2017-11-17 13:39:00
○ 2026-05-09 13:59:48
○ 2026-05-10 21:33:36

●NSns1.dotvndns.vn2026-05-09 → 2026-05-10 · 3 obs

○ 2017-11-17 13:39:00
● 2026-05-09 13:59:48
● 2026-05-10 21:33:36

○NSns1.pavietnam.vn2015-06-12 → 2017-11-17 · 4 obs

● 2015-06-12 00:47:38
● 2017-11-17 13:39:00
○ 2026-05-09 13:59:48
○ 2026-05-10 21:33:36

●NSns2.dotvndns.vn2026-05-09 → 2026-05-10 · 3 obs

○ 2017-11-17 13:39:00
● 2026-05-09 13:59:48
● 2026-05-10 21:33:36

○NSns2.pavietnam.vn2015-06-12 → 2017-11-17 · 4 obs

● 2015-06-12 00:47:38
● 2017-11-17 13:39:00
○ 2026-05-09 13:59:48
○ 2026-05-10 21:33:36

●NSnsbak.dotvndns.com2026-05-09 → 2026-05-10 · 3 obs

○ 2017-11-17 13:39:00
● 2026-05-09 13:59:48
● 2026-05-10 21:33:36

●MXmail.quynhoncomputer.com.vn2015-06-12 → 2026-05-10 · 2 obs

● 2015-06-12 00:47:38
● 2026-05-10 21:33:36

○A112.213.89.1092015-06-12 → 2017-11-17 · 4 obs

● 2015-06-12 00:47:38
● 2017-11-17 13:39:00
○ 2026-05-09 13:59:48
○ 2026-05-10 21:33:36

●A45.252.249.342026-05-09 → 2026-05-10 · 3 obs

○ 2017-11-17 13:39:00
● 2026-05-09 13:59:48
● 2026-05-10 21:33:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
quynhoncomputer.com.vn	ns2.dotvndns.vn, nsbak.dotvndns.com, ns1.dotvndns.vn	-

✅ Authoritative Response

Server:112.213.89.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quynhoncomputer.com.vn (unsigned zone)

⏱️ Timing

Total: 2712ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.252.249.34`
NS	3	`nsbak.dotvndns.com, ns1.dotvndns.vn...`
MX	1	`mail.quynhoncomputer.com.vn (pri: 10)`
SOA	1	`ns1.dotvndns.vn hostmaster.quynhoncomput`

Analysis

Hierarchy

quynhoncomputer.com.vn is the parent of com.quynhoncomputer.com.vn.

IP Addresses

quynhoncomputer.com.vn resolves to one IP number: 45.252.249.34.

other host names including com.khogaosaigon.com.vn, luatdoandinhmy.vn, anviendecor.com, tuvanthueency.vn.dungcucncvanthai.com and cochangtraicay.vn share IP numbers with quynhoncomputer.com.vn.

Name Servers

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

quynhoncomputer.com.vn at least partially shares name servers with other domains, for instance baolixivip.com, hanvinh.vn, celamed.vn, thienhuongshoes.vn and tt-electronic.com.

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

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

quynhoncomputer.com.vn is handled by a single mail server, mail.quynhoncomputer.com.vn.

mail.quynhoncomputer.com.vn resolves to IP 103.77.162.28.

quynhoncomputer.com.vn - robtex.com