`dseatech.vn`

DNSSEC	⚠️ Not signed
A	103.74.117.35^{🇻🇳 TADU-AS-VN103.74.116.0/22 TADU-VN}
NS	`ns4.tenten.vn` ⭐
		A	2404:f080:1101:302:a163:44:193:20^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns4.tenten.vn`
		A	103.18.7.204^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
			PTR	`ns4.tenten.vn`
NS	`ns5.tenten.vn`
		A	2404:f080:1101:302:a163:44:193:21^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns5.tenten.vn`
		A	103.18.7.205^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
			PTR	`ns5.tenten.vn`
NS	`ns6.tenten.vn`
		A	2404:f080:1101:302:a163:44:193:22^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns6.tenten.vn`
		A	52.74.6.184^{🇸🇬 Amazon52.74.0.0/16 SIN prefix}
			PTR	`ec2-52-74-6-184.ap-southeast-1.compute.amazonaws.com`
MX	`mx.inet.vn` ⭐
		A	103.72.96.6^{🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN}
			PTR	`mailer-smtp-in.onemail.vn`
		A	103.72.96.8^{🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN}
			PTR	`mailer-smtp-in01.onemail.vn`
		A	103.72.96.9^{🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN}
			PTR	`mailer-smtp-in02.onemail.vn`
		A	103.216.116.158^{🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN}
			PTR	`mailgw.inet.vn`
MX	`mx1.onemail.vn` ⭐
		A	103.216.116.14^{🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN}
			PTR	`mx1.smtp-in.onemail.vn`
MX	`mx2.onemail.vn` ⭐
		A	103.72.96.29^{🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN}
			PTR	`mx2.smtp-in.onemail.vn`
MX	`mx3.onemail.vn` ⭐
		A	103.56.162.10^{🇻🇳 VNPT-AS-VN103.56.160.0/22 INETSOFT-VN}
			PTR	`mx3.smtp-in.onemail.vn`
MX	`mail.dseatech.vn`⁽¹⁰⁾
		A	103.57.220.204^{🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN}
TXT	`v=spf1 include:_spf.onemail.vn ~all`
TXT	`v=spf1 a mx ip4:123.30.50.53 ip4:123.30.50.67 ~all`
TXT	`v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw2UoNouXOfbT+0q...`
SOA	`ns4.tenten.vn`hostmaster@dseatech.vn 2025-09-16 #20

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030743476

Subdomains

mail.dseatech.vn

www.dseatech.vn

Same first word

dseatech.vn

Similar names

DNS History

14 records (9 active, 5 former)

○NSns1.dichvu-tenmien.com.vn2015-08-07 → 2016-07-17 · 4 obs

● 2015-08-07 04:54:32
● 2016-07-17 11:52:24
○ 2026-05-01 15:33:38
○ 2026-05-07 11:21:28

○NSns2.dichvu-tenmien.com.vn2015-08-07 → 2016-07-17 · 4 obs

● 2015-08-07 04:54:32
● 2016-07-17 11:52:24
○ 2026-05-01 15:33:38
○ 2026-05-07 11:21:28

○NSns3.dichvu-tenmien.com.vn2015-08-07 → 2016-07-17 · 4 obs

● 2015-08-07 04:54:32
● 2016-07-17 11:52:24
○ 2026-05-01 15:33:38
○ 2026-05-07 11:21:28

●NSns4.tenten.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2016-07-17 11:52:24
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●NSns5.tenten.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2016-07-17 11:52:24
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●NSns6.tenten.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2016-07-17 11:52:24
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●MXmail.dseatech.vn2015-08-07 → 2026-05-07 · 2 obs

● 2015-08-07 04:54:32
● 2026-05-07 11:21:28

●MXmx.inet.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2015-08-07 04:54:32
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●MXmx1.onemail.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2015-08-07 04:54:32
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●MXmx2.onemail.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2015-08-07 04:54:32
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

●MXmx3.onemail.vn2026-05-01 → 2026-05-07 · 3 obs

○ 2015-08-07 04:54:32
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

○A103.28.38.1182015-08-07 → 2016-03-09 · 4 obs

● 2015-08-07 04:54:32
● 2016-03-09 12:58:40
○ 2016-07-17 11:52:24
○ 2026-05-07 11:21:28

●A103.74.117.352026-05-01 → 2026-05-07 · 3 obs

○ 2016-07-17 11:52:24
● 2026-05-01 15:33:38
● 2026-05-07 11:21:28

○A222.255.216.2012016-07-17 → 2016-07-17 · 4 obs

○ 2016-03-09 12:58:40
● 2016-07-17 11:52:24
○ 2026-05-01 15:33:38
○ 2026-05-07 11:21:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	16 records
dseatech.vn	ns4.tenten.vn, ns5.tenten.vn, ns6.tenten.vn	-

✅ Authoritative Response

Server:103.18.7.204

NS records: ns4.tenten.vn, ns5.tenten.vn, ns6.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dseatech.vn (unsigned zone)

⏱️ Timing

Total: 1942ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.74.117.35`
NS	3	`ns6.tenten.vn, ns4.tenten.vn...`
MX	5	`mx.inet.vn (pri: 0), mx1.onemail.vn (pri: 0)...`
TXT	3	`v=spf1 a mx ip4:123.30.50.53 ip4:123.30., v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQ...`
SOA	1	`ns4.tenten.vn hostmaster.dseatech.vn`

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (c.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn...)

Analysis

Hierarchy

dseatech.vn is parent of mail.dseatech.vn and www.dseatech.vn.

IP Addresses

dseatech.vn resolves to a single IP address: 103.74.117.35.

Other host names such as www.dseatech.vn, candientucaocap.vn, candientucaocap.com and tudonghoahopphat.com share IP numbers with dseatech.vn.

Name Servers

dseatech.vn is delegated to three name servers: ns4.tenten.vn, ns5.tenten.vn and ns6.tenten.vn.

dseatech.vn at least partially shares name servers with other domains, including chongsettranvu.com.vn, bichvan.vn, gopco.vn, wingroup.vn and worldwide.vn.