`daihanwindow.com`

DNSSEC	⚠️ Not signed
A	202.92.4.66^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-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`
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	`mail.daihanwindow.com` ⭐
		A	202.92.4.66^{🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN}
TXT	`v=spf1 a mx ~all`
SOA	`nsbak.dotvndns.com`hostmaster@daihanwindow.com 2025-09-30 #14

`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=1774411172

Subdomains

mail.daihanwindow.com

Same first word

daihanwindow.com

DNS History

7 records (5 active, 2 former)

●NSns1.dotvndns.vn2015-07-17 → 2026-03-25 · 5 obs

● 2015-07-17 20:18:20
● 2016-04-23 01:17:30
○ 2016-12-07 04:54:32
● 2018-07-27 16:45:52
● 2026-03-25 04:12:24

●NSns2.dotvndns.vn2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 20:18:20
● 2026-03-25 04:12:24

●NSnsbak.dotvndns.com2015-07-17 → 2026-03-25 · 5 obs

● 2015-07-17 20:18:20
○ 2016-01-18 02:39:46
○ 2016-04-23 01:17:30
● 2016-12-07 04:54:32
● 2026-03-25 04:12:24

●MXmail.daihanwindow.com2015-07-17 → 2026-03-25 · 2 obs

● 2015-07-17 20:18:20
● 2026-03-25 04:12:24

○A120.72.119.12016-12-07 → 2018-07-27 · 5 obs

○ 2016-04-23 01:17:30
● 2016-12-07 04:54:32
● 2018-07-27 16:45:52
○ 2026-03-08 05:20:44
○ 2026-03-25 04:12:24

○A120.72.98.562015-07-17 → 2016-04-23 · 4 obs

● 2015-07-17 20:18:20
● 2016-04-23 01:17:30
○ 2016-12-07 04:54:32
○ 2026-03-25 04:12:24

●A202.92.4.662026-03-08 → 2026-03-25 · 3 obs

○ 2018-07-27 16:45:52
● 2026-03-08 05:20:44
● 2026-03-25 04:12:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
daihanwindow.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 daihanwindow.com (unsigned zone)

⏱️ Timing

Total: 1516ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.92.4.66`
NS	3	`nsbak.dotvndns.com, ns1.dotvndns.vn...`
MX	1	`mail.daihanwindow.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`nsbak.dotvndns.com hostmaster.daihanwind`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

daihanwindow.com is the parent of mail.daihanwindow.com.

IP Addresses

daihanwindow.com points to IP number 202.92.4.66.

For instance, other host names xanhliving.com, tondonga.vn, htt.edu.vn, hay.com.vn and dangquocvuong.com share IP numbers with daihanwindow.com.

Name Servers

The delegation for daihanwindow.com is handled by three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

daihanwindow.com shares name servers with other domains at least partially, for example lgcosmetics.com.vn, lpvn.vn, congchungthanglong.vn, vietlien.vn and dogodongky.vn.

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

Host names with two IPs:

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

daihanwindow.com is handled by a single mail server, mail.daihanwindow.com.

mail.daihanwindow.com points to a single IP: 202.92.4.66.

daihanwindow.com - robtex.com