`smartboard.com.vn`

DNSSEC	⚠️ Not signed
NS	`ns1.zonedns.vn` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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}

`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=2022811245

Previously MX for

smartboard.com.vn

Same first word

Similar names

boardsmart.org

smartbroad.net

broadsmart.net

smartbroad.com

broadsmart.com

smartbroad.ph

smartbroda.com

marsbardot.com

smartborad.com

boardsmart.com

DNS History

12 records (4 active, 8 former)

○NSdns1.laptrinhviet.com2017-04-20 → 2017-04-20 · 4 obs

○ 2015-10-16 13:29:14
● 2017-04-20 11:55:04
○ 2026-04-03 12:56:16
○ 2026-07-19 09:26:08

○NSdns2.laptrinhviet.com2017-04-20 → 2017-04-20 · 4 obs

○ 2015-10-16 13:29:14
● 2017-04-20 11:55:04
○ 2026-04-03 12:56:16
○ 2026-07-19 09:26:08

○NSdns3.laptrinhviet.com2017-04-20 → 2017-04-20 · 4 obs

○ 2015-10-16 13:29:14
● 2017-04-20 11:55:04
○ 2026-04-03 12:56:16
○ 2026-07-19 09:26:08

●NSns1.zonedns.vn2015-05-28 → 2026-07-19 · 5 obs

● 2015-05-28 02:15:12
○ 2015-10-16 13:29:14
○ 2017-04-20 11:55:04
● 2026-04-03 12:56:16
● 2026-07-19 09:26:08

●NSns2.zonedns.vn2015-05-28 → 2026-07-19 · 5 obs

● 2015-05-28 02:15:12
○ 2015-10-16 13:29:14
○ 2017-04-20 11:55:04
● 2026-04-03 12:56:16
● 2026-07-19 09:26:08

●NSns3.zonedns.vn2015-05-28 → 2026-07-19 · 5 obs

● 2015-05-28 02:15:12
○ 2015-10-16 13:29:14
○ 2017-04-20 11:55:04
● 2026-04-03 12:56:16
● 2026-07-19 09:26:08

●NSns4.zonedns.vn2026-04-03 → 2026-07-19 · 3 obs

○ 2017-04-20 11:55:04
● 2026-04-03 12:56:16
● 2026-07-19 09:26:08

○MXmail.smartboard.com.vn2017-04-20 → 2017-04-20 · 4 obs

○ 2015-10-16 13:29:14
● 2017-04-20 11:55:04
○ 2026-04-03 12:56:16
○ 2026-07-19 09:26:08

○MXsmartboard.com.vn2015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 02:15:12
○ 2015-10-16 13:29:14
○ 2026-07-19 09:26:08

○A103.28.36.942026-04-03 → 2026-07-03 · 6 obs

○ 2017-04-20 11:55:04
● 2026-04-03 12:56:16
○ 2026-07-02 20:01:58
● 2026-07-03 10:36:14
○ 2026-07-17 23:41:56
○ 2026-07-19 09:26:08

○A103.48.83.522017-04-20 → 2017-04-20 · 4 obs

○ 2015-10-16 13:29:14
● 2017-04-20 11:55:04
○ 2026-04-03 12:56:16
○ 2026-07-19 09:26:08

○A123.30.145.392015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 02:15:12
○ 2015-10-16 13:29:14
○ 2026-07-19 09:26:08

🔍 DNS Trace

Analysis

Name Servers

Four name servers handle the delegation for smartboard.com.vn: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

There is at least partial name server overlap between smartboard.com.vn and other domains — baovecn.vn, asiainvoice.vn, kingcal.com.vn and two more among them.

These name servers frequently co-occur with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.

Four hosts, each with two IP addresses — ns1.zonedns.vn → 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns2.zonedns.vn → 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns3.zonedns.vn → 103.28.36.30 and 2001:df1:3200::15; ns4.zonedns.vn → 103.28.39.159 and 2001:df1:3200::15.

These two host names — ns1.zonedns.vn and ns2.zonedns.vn — each point to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses.

These two host names — ns3.zonedns.vn and ns4.zonedns.vn — each point to 2001:df1:3200::15 IP addresses.

smartboard.com.vn - robtex.com