`smartgrid.vn`

DNSSEC	⚠️ Not signed
A	103.200.23.188^{🇻🇳 VNPT-AS-VN103.200.23.0/24 VNPT-NET}
		PTR	`host188.vietnix.vn`
NS	`ns-b3.tenten.vn` ⭐
		A	2404:f080:1101:321:a150:95:110:1232^{🇻🇳 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	`va150-95-110-123-2.a00e.g.han1.static.cnode.io`
		A	163.44.207.21^{🇻🇳 GMO-ZCOM-AS-VN163.44.206.0/23 RUNSYSTEM-VN}
			PTR	`v163-44-207-21.a006.g.han1.static.cnode.io`
NS	`ns-b1.tenten.vn`
		A	2404:f080:1101:321:a150:95:110:1230^{🇻🇳 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	`va150-95-110-123-0.a00e.g.han1.static.cnode.io`
		A	137.59.104.67^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
NS	`ns-b2.tenten.vn`
		A	2404:f080:1101:321:a150:95:110:1231^{🇻🇳 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	`va150-95-110-123-1.a00e.g.han1.static.cnode.io`
		A	137.59.104.68^{🇻🇳 GMO-ZCOM-AS-VN137.59.104.0/22 RUNSYSTEM-VN}
			PTR	`static-pool.tenten.vn`
NS	`ns1.host188.vietnix.vn` ⚠️ Not in zone NS records
		A	14.225.210.33^{🇻🇳 VNPT-AS-VN14.225.210.0/24 VNPT}
NS	`ns2.host188.vietnix.vn` ⚠️ Not in zone NS records
		A	14.225.210.33^{🇻🇳 VNPT-AS-VN14.225.210.0/24 VNPT}
MX	`mail.smartgrid.vn` ⭐
SOA	`ns-b3.tenten.vn`noreply@tenten.vn serial=1680666708

`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=2030753591

Subdomains

cpcalendars.smartgrid.vn

cpanel.smartgrid.vn

webdisk.smartgrid.vn

www.smartgrid.vn

webmail.smartgrid.vn

cpcontacts.smartgrid.vn

Same first word

smartgrid.org

smartgrid.digital

smartgrid.sk

smartgrid.events

smartgrid.systems

smartgrid.se

smartgrid.energy

smartgrid.at

smartgrid.or.kr

smartgrid.vn

smartgrid.co

smartgrid.forum

smartgrid.pro

smartgrid.be

smartgrid.solar

smartgrid.gov

smartgrid.com

smartgrid.cz

smartgrid.eu

smartgrid.com.br

smartgrid.click

Similar names

gridsmart.app

gridsmart.net

gridsmart.co

gridsmart.us

gridsmart.com

gridsmart.cn

gridsmart.co.uk

gridsmart.biz

DNS History

7 records (7 active, 0 former)

●NSns-b1.tenten.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●NSns-b2.tenten.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●NSns-b3.tenten.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●NSns1.host188.vietnix.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●NSns2.host188.vietnix.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●MXmail.smartgrid.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

●A103.200.23.1882026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 15:55:52
● 2026-05-09 23:43:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	e.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, f.dns-servers.vn...	-
smartgrid.vn	ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn, ns1.host188.vietnix.vn...	-

✅ Authoritative Response

Server:137.59.104.67

NS records: ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn, ns1.host188.vietnix.vn, ns2.host188.vietnix.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartgrid.vn (unsigned zone)

⏱️ Timing

Total: 4852ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.200.23.188`
NS	2	`ns2.host188.vietnix.vn, ns1.host188.vietnix.vn`
TXT	1	`v=spf1 ip4:14.225.210.33 ip4:103.200.23.`
SOA	1	`ns-b3.tenten.vn noreply.tenten.vn`

Analysis

Hierarchy

smartgrid.vn is the parent of cpcalendars.smartgrid.vn, cpanel.smartgrid.vn, webdisk.smartgrid.vn, www.smartgrid.vn, webmail.smartgrid.vn and a few other host names.

IP Addresses

smartgrid.vn points to an IP address: 103.200.23.188.

other host names include shopdtin.com, banghieuvinhtoan.com, sainco.vn, hochiminh135nam.space and viewmxhsieure.site; they share IP numbers with smartgrid.vn.

Name Servers

smartgrid.vn is delegated to five name servers: ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn, ns1.host188.vietnix.vn and ns2.host188.vietnix.vn.

smartgrid.vn at least partially shares name servers with other domains, for instance congxmdn13.io.vn, faster-lock.vn, admingdtg.vn, vungocdung.vn and ape.gov.vn.