`webtuyendung.net`

DNSSEC	⚠️ Not signed
NS	`ns1.matbao.com` ⭐
		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.com`
		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}
SOA	`ns1.matbao.com`admin@matbao.com 2021-05-24 #1

`net`

	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=1778502616

Same first word

webtuyendung.net

webtuyendung.com

DNS History

13 records (2 active, 11 former)

○NS(root)2015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○NSara.ns.cloudflare.com2016-11-29 → 2017-05-30 · 4 obs

○ 2015-12-18 07:46:14
● 2016-11-29 12:10:26
● 2017-05-30 06:05:56
○ 2026-05-11 12:42:42

○NSdns1.namesystem.com2015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○NSdns2.namesystem.com2015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○NSdns3.namesystem.com2015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○NSdns4.namesystem.com2015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○NSkai.ns.cloudflare.com2016-11-29 → 2017-05-30 · 4 obs

○ 2015-12-18 07:46:14
● 2016-11-29 12:10:26
● 2017-05-30 06:05:56
○ 2026-05-11 12:42:42

●NSns1.matbao.com2026-05-11 → 2026-05-11 · 2 obs

○ 2017-05-30 06:05:56
● 2026-05-11 12:42:42

○NSns1.server285.com2007-10-11 → 2007-10-11 · 3 obs

● 2007-10-11 07:08:28
○ 2015-08-12 01:21:34
○ 2026-05-11 12:42:42

●NSns2.matbao.com2026-05-11 → 2026-05-11 · 2 obs

○ 2017-05-30 06:05:56
● 2026-05-11 12:42:42

○NSns2.server285.com2007-10-11 → 2007-10-11 · 3 obs

● 2007-10-11 07:08:28
○ 2015-08-12 01:21:34
○ 2026-05-11 12:42:42

○A174.129.222.2102015-08-12 → 2015-12-18 · 5 obs

○ 2007-10-11 07:08:28
● 2015-08-12 01:21:34
● 2015-12-18 07:46:14
○ 2016-11-29 12:10:26
○ 2026-05-11 12:42:42

○A94.177.164.652016-11-29 → 2017-05-30 · 4 obs

○ 2015-12-18 07:46:14
● 2016-11-29 12:10:26
● 2017-05-30 06:05:56
○ 2026-05-11 12:42:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
webtuyendung.net	ns1.matbao.com, ns2.matbao.com	-

✅ Authoritative Response

Server:13.250.228.99

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webtuyendung.net (unsigned zone)

⏱️ Timing

Total: 966ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.matbao.com, ns2.matbao.com`
SOA	1	`ns1.matbao.com admin.matbao.com`

Analysis

Name Servers

webtuyendung.net is delegated to two name servers: ns1.matbao.com and ns2.matbao.com.

webtuyendung.net uses the same name server setup as other domains, including vietred.com, vietphucyhoa.com, nongnghiep52.click, uravin.com and goviettravel.com.

At least part of the name servers for webtuyendung.net are shared with other domains, for instance asgl.com.vn, saigonbooks.vn, dienmaynhapkhau.net, pjvina.com and ppdet.com.

these name servers are commonly used with ns1.matbao.vn, ns2.matbao.vn, ns-bak.matbao.com, ns1.vercel-dns.com and ns2.vercel-dns.com.

Host names with two IP numbers:

ns1.matbao.com points to 13.250.228.99 and 103.110.128.60.

ns2.matbao.com points to 35.198.203.127 and 103.138.89.11.

webtuyendung.net - robtex.com