`ventech-asia.com`

DNSSEC	⚠️ Not signed
A	103.77.162.34^{🇻🇳 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}
		PTR	`utrecht.maychu.cloud`
NS	`nsbak.pavietnam.net` ⭐
		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.pavietnam.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.pavietnam.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.ventech-asia.com` ⭐
		A	222.255.235.102^{🇻🇳 VDC222.255.235.0/24 VNPT}
			PTR	`mail235102.maychuemail.com`
			PTR	`567840.static.maychudns.com`
MX	`mail235102.maychuemail.com`⁽¹⁰⁾
		A	222.255.235.102^{🇻🇳 VDC222.255.235.0/24 VNPT}
			PTR	`mail235102.maychuemail.com`
			PTR	`567840.static.maychudns.com`
TXT	`v=spf1 +ip4:112.213.90.102 +ip4:222.255.235.102 +ip4:222.255.121.188 +a +mx ~all`
TXT	`MS=ms69971205`
SOA	`nsbak.pavietnam.net`hostmaster@ventech-asia.com 2025-05-17 #46

`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=1778677441

Subdomains

mail.ventech-asia.com

www.ventech-asia.com

Same first word

ventech-asia.com

DNS History

9 records (6 active, 3 former)

●NSns1.pavietnam.vn2015-08-08 → 2026-05-13 · 5 obs

● 2015-08-08 19:57:24
● 2016-03-19 16:31:40
○ 2017-02-18 12:14:46
● 2019-12-24 22:26:02
● 2026-05-13 13:07:38

●NSns2.pavietnam.vn2015-08-08 → 2026-05-13 · 2 obs

● 2015-08-08 19:57:24
● 2026-05-13 13:07:38

●NSnsbak.pavietnam.net2015-08-08 → 2026-05-13 · 2 obs

● 2015-08-08 19:57:24
● 2026-05-13 13:07:38

●MXmail.ventech-asia.com2015-08-08 → 2026-05-13 · 2 obs

● 2015-08-08 19:57:24
● 2026-05-13 13:07:38

●MXmail235102.maychuemail.com2019-12-24 → 2026-05-13 · 3 obs

○ 2015-08-08 19:57:24
● 2019-12-24 22:26:02
● 2026-05-13 13:07:38

●A103.77.162.342026-02-24 → 2026-05-13 · 3 obs

○ 2019-12-24 22:26:02
● 2026-02-24 14:43:20
● 2026-05-13 13:07:38

○A112.213.89.1092015-08-08 → 2016-03-19 · 4 obs

● 2015-08-08 19:57:24
● 2016-03-19 16:31:40
○ 2017-02-18 12:14:46
○ 2026-05-13 13:07:38

○A112.213.89.1532017-02-18 → 2017-02-18 · 4 obs

○ 2016-03-19 16:31:40
● 2017-02-18 12:14:46
○ 2019-12-24 22:26:02
○ 2026-05-13 13:07:38

○A112.213.89.892019-12-24 → 2019-12-24 · 4 obs

○ 2017-02-18 12:14:46
● 2019-12-24 22:26:02
○ 2026-02-24 14:43:20
○ 2026-05-13 13:07:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
ventech-asia.com	nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn	-

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ventech-asia.com (unsigned zone)

⏱️ Timing

Total: 1361ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.77.162.34`
NS	3	`nsbak.pavietnam.net, ns2.pavietnam.vn...`
MX	2	`mail.ventech-asia.com (pri: 5), mail235102.maychuemail.com (pri: 10)`
TXT	2	`v=spf1 +ip4:112.213.90.102 +ip4:222.255., MS=ms69971205`
SOA	1	`nsbak.pavietnam.net hostmaster.ventech-a`

Analysis

Hierarchy

ventech-asia.com is parent of mail.ventech-asia.com and www.ventech-asia.com.

IP Addresses

ventech-asia.com points to a single IP number: 103.77.162.34.

other host names for instance www.danpiano.vn, tantinduc.com, mail.dongnamlab.com, vinamoves.com and mail.danpiano.vn share IP numbers with ventech-asia.com.

Name Servers

ventech-asia.com is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

ventech-asia.com at least partially shares name servers with other domains, for instance missi.com.vn, fptvietnam.vn, goilaco.vn, pvesc.vn and birm.vn.

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

Host names with two IP numbers:

Host nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22.

Host ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3.

Host ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.

Mail Servers

ventech-asia.com is handled by two mail servers: mail235102.maychuemail.com and mail.ventech-asia.com.

ventech-asia.com shares some mail servers with other domains at least partially, for example ventech.com.vn.

these mail servers are commonly used alongside mail.ventech.com.vn.

Host names with a single IP number:

mail235102.maychuemail.com points to 222.255.235.102 and mail.ventech-asia.com points to 222.255.235.102.

Host names that point to 222.255.235.102: mail235102.maychuemail.com and mail.ventech-asia.com.

ventech-asia.com - robtex.com

ventech-asia.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`ventech-asia.com`

`com`