`learnsmart.vn`

DNSSEC	🔒 Signed (DS record present)
A	103.154.102.43^{🇻🇳 HARAVAN-AS-VN103.154.102.0/23 HARAVAN-VN}
NS	`ns1.matbao.vn` ⭐
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.vn`
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4025:402::1a^{🇳🇱 Google2a00:1450:4025::/48}
			PTR	`rb-in-f26.1e100.net`
		A	142.250.102.26^{🇺🇸 Google142.250.102.0/24}
			PTR	`rb-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4001:c70::1b^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f27.1e100.net`
		A	192.178.209.27^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4003:c4a::1a^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f26.1e100.net`
		A	142.251.96.27^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~allgoogle-site-verification=6cUrDEFBO9tbnwOJB...`
SOA	`ns1.matbao.vn`admin@matbao.com 2025-10-13 #4

`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=2030748598

Subdomains

www.learnsmart.vn

Same first word

learnsmart.in

learnsmart.com.vn

learnsmart.nl

learnsmart.com

learnsmart.edu.hk

learnsmart.ca

learnsmart.com.ng

learnsmart.de

learnsmart.ch

learnsmart.pro

learnsmart.no

learnsmart.info

learnsmart.me

learnsmart.vn

learnsmart.co

learnsmart.eu

learnsmart.fr

learnsmart.org

Similar names

DNS History

8 records (8 active, 0 former)

●NSns1.matbao.vn2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●NSns2.matbao.vn2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●MXaspmx.l.google.com2026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

●A103.154.102.432026-05-01 → 2026-05-08 · 2 obs

● 2026-05-01 15:47:26
● 2026-05-08 16:23:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
learnsmart.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:103.138.89.11

NS records: ns1.matbao.vn, ns2.matbao.vn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1581ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.154.102.43`
NS	2	`ns2.matbao.vn, ns1.matbao.vn`
MX	5	`ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ASPMX.L.GOOGLE.COM (pri: 1)...`
TXT	1	`v=spf1 include:_spf.google.com ~allgoogl`
SOA	1	`ns1.matbao.vn admin.matbao.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)

Analysis

Hierarchy

learnsmart.vn is the parent of www.learnsmart.vn.

IP Addresses

learnsmart.vn resolves to a single IP address: 103.154.102.43.

Other host names including lassieel.vn, uscosmetics.vn, www.hoanglestore.vn, dienmaydkd.com and vitapharma.com.vn share IP numbers with learnsmart.vn.

Name Servers

learnsmart.vn's delegation uses two name servers, ns1.matbao.vn and ns2.matbao.vn.

learnsmart.vn shares the same name server setup as other domains, for example notecode.vn, khoedeptoday.vn, tfoods.vn, fau.vn and ierp.com.vn.

learnsmart.vn at least partially shares name servers with other domains, including gioang.com, tvs.vn, asiatrans.co, sportviet.net and viettelfc.vn.