`vtiac.vn`

DNSSEC	⚠️ Not signed
A	103.28.36.38^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
		PTR	`sharewin3638.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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c03::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f26.1e100.net`
		A	74.125.137.27^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
SOA	`ns1.zonedns.vn`root@vtiac.vn 2025-06-20 #5

`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=2030757799

Subdomains

www.vtiac.vn

webmail.vtiac.vn

Same first word

vtiac.vn

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activ.com.eg

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ctvia.com

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activ.de

victa.bi

civat.com

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vicat.biz

vicat.group

DNS History

10 records (10 active, 0 former)

●NSns1.zonedns.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●NSns2.zonedns.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●NSns3.zonedns.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●NSns4.zonedns.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●MXaspmx.l.google.com2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

●A103.28.36.382026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 16:32:00
● 2026-05-11 05:57:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...	-
vtiac.vn	ns4.zonedns.vn, ns3.zonedns.vn, ns1.zonedns.vn, ns2.zonedns.vn	-

✅ Authoritative Response

Server:64.176.84.220

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vtiac.vn (unsigned zone)

⏱️ Timing

Total: 2335ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.28.36.38`
NS	4	`ns2.zonedns.vn, ns3.zonedns.vn...`
MX	5	`ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ASPMX.L.GOOGLE.COM (pri: 1)...`
SOA	1	`ns1.zonedns.vn root.vtiac.vn`

Analysis

Hierarchy

vtiac.vn is the parent of www.vtiac.vn and webmail.vtiac.vn.

IP Addresses

vtiac.vn points to an IP address: 103.28.36.38.

other host names include cpcalendars.thcsnguyenquyduc.edu.vn, cpcontacts.thcsnguyenquyduc.edu.vn, smtp.thcsnguyenquyduc.edu.vn, webmail.vtiac.vn and tatapharma.com; they share IP numbers with vtiac.vn.

Name Servers

vtiac.vn delegates to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

vtiac.vn at least partially shares name servers with other domains, for instance seat.vn, olongtra.com, maytinhmanhthuy.com, banpho.com and chodoluong.com.