`tbfvietnam.com`

DNSSEC	⚠️ Not signed
A	103.28.39.15^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
		PTR	`share-mail08.nhanhoa.com`
NS	`ns1.zonedns.vn` ⭐
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	64.176.84.220^{🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix}
			PTR	`ns1.zonedns.vn`
NS	`ns2.zonedns.vn`
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	103.176.178.51^{🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN}
NS	`ns3.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.36.30^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
NS	`ns4.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.39.159^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
MX	`mail.tbfvietnam.com` ⭐
		A	103.28.39.15^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
			PTR	`share-mail08.nhanhoa.com`
SOA	`ns1.zonedns.vn`root@tbfvietnam.com 2025-06-23 #1

`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=1778358601

Subdomains

mail.tbfvietnam.com

Same first word

tbfvietnam.com

Similar names

bftvietnam.com

DNS History

9 records (6 active, 3 former)

○NSns1.matbao.com2015-08-04 → 2016-03-18 · 4 obs

● 2015-08-04 07:26:56
● 2016-03-18 21:31:38
○ 2017-04-09 18:14:54
○ 2026-05-09 20:58:10

●NSns1.zonedns.vn2026-02-18 → 2026-05-09 · 3 obs

○ 2017-04-09 18:14:54
● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

○NSns2.matbao.com2015-08-04 → 2016-03-18 · 4 obs

● 2015-08-04 07:26:56
● 2016-03-18 21:31:38
○ 2017-04-09 18:14:54
○ 2026-05-09 20:58:10

●NSns2.zonedns.vn2026-02-18 → 2026-05-09 · 3 obs

○ 2017-04-09 18:14:54
● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

●NSns3.zonedns.vn2026-02-18 → 2026-05-09 · 3 obs

○ 2017-04-09 18:14:54
● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

●NSns4.zonedns.vn2026-02-18 → 2026-05-09 · 3 obs

○ 2017-04-09 18:14:54
● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

●MXmail.tbfvietnam.com2026-02-18 → 2026-05-09 · 2 obs

● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

●A103.28.39.152026-02-18 → 2026-05-09 · 3 obs

○ 2017-04-09 18:14:54
● 2026-02-18 15:03:16
● 2026-05-09 20:58:10

○A14.161.3.12015-08-04 → 2016-03-18 · 4 obs

● 2015-08-04 07:26:56
● 2016-03-18 21:31:38
○ 2017-04-09 18:14:54
○ 2026-05-09 20:58:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
tbfvietnam.com	ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn	-

✅ Authoritative Response

Server:64.176.84.220

NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tbfvietnam.com (unsigned zone)

⏱️ Timing

Total: 2474ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.28.39.15`
NS	4	`ns3.zonedns.vn, ns2.zonedns.vn...`
MX	1	`mail.tbfvietnam.com (pri: 10)`
SOA	1	`ns1.zonedns.vn root.tbfvietnam.com`

Analysis

Hierarchy

tbfvietnam.com is a parent of mail.tbfvietnam.com.

IP Addresses

tbfvietnam.com points to a single IP address: 103.28.39.15.

Other host names such as mail.fujione.vn, mail.vkis.edu.vn, ns173.nhanhoa.com, mail.nhualaysang.com and mail.hifarm.com.vn share IP numbers with tbfvietnam.com.

Name Servers

tbfvietnam.com is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

At least part of the name servers for tbfvietnam.com are shared with other domains, for instance qbis.vn, digicenter.com.vn, oto2.edu.vn, dienmay248.vn and cokhimoitruong.com.vn.